Dr. Alan P Smale

Dr. Alan P Smale

  • Head , HEASARC Office
  • 301.286.2602
  • NASA/GSFC
  • Mail Code: 660.1
  • Greenbelt , MD 20771
  • Employer: NASA
  • Brief Bio

    2003-2008: Program Executive for Mission Operations and Data Analysis (MO&DA) for the Astrophysics Division, Science Mission Directorate, NASA HQ, managing an extensive and scientifically diverse portfolio of astrophysics missions including Chandra, Spitzer, Gravity Probe-B, GALEX, INTEGRAL, RXTE, Suzaku, Swift, WMAP, and XMM-Newton. Also served as Program Scientist for RXTE, Discipline Scientist for High Energy Astrophysics, and Deputy Public Affairs Liaison for the Astrophysics Division.

    1988-2003: Senior Research Scientist, Universities Space Research Association, at the Laboratory for High Energy Astrophysics, NASA/GSFC. Managed the Rossi X-ray Timing Explorer Guest Observer Facility (1994-2003) and Swift Science Center (1998-2003), with additional management, data analysis, software design and computer programming experience with the BBXRT, ROSAT, ASCA, and HEASARC projects. Co-investigator on the Swift mission.

    1985-1988: Postdoctoral Research Associate at the Mullard Space Science Laboratory, University College London, U.K., conducting research in X-ray and optical astronomy.

    Research Interests

    X-ray Astrophysics

    variability in X-ray binaries, spectroscopy and timing studies of Galactic black hole candidates, pulsars, bursting and dipping sources, and Active Galactic Nuclei. Co-author (with Strohmayer) on the discovery of kilohertz QPOs from neutron star binaries. PI on successful guest observer programs on a wide range of orbiting observatories (EXOSAT, ROSAT, Ginga, ASCA, RXTE. and Chandra) and international ground-based optical and radio facilities (AAT, CTIO, LPO, SAAO, VLA). Committed to education and public outreach through the combination of science and music, generally outside working hours.

    Current Projects

    HEASARC

    Various new programmatic initiatives.

    Temporal and spectroscopic studies of X-ray binaries in the Milky Way and other normal galaxies.


    Positions/Employment

    8/2008 - Present

    HEASARC Director

    NASA/GSFC, Greenbelt, MD  
    3/2012 - Present

    PCOS Deputy Chief Scientist

    NASA/GSFC, Greenbelt, MD  
    2/2003 - 8/2008

    Program Executive, Mission Operations and Data Analysis

    NASA HQ, Washington DC  

    Education

    1986 - D.Phil., Astrophysics, University of Oxford, U.K. Thesis title: "Variability in Stellar X-ray Sources"

    1982 - B.A., Physics, University of Oxford, U.K.

    Professional Societies

    American Astronomical Society, 1989 - 2003
    Royal Astronomical Society, 1986 - 1998
    Fellow
    International Astronomical Union, 2013 - Present

    Awards

     Robert H. Goddard Honor Awards 2012: HEASARC Team

    Publications

    Refereed

    Phillipson, R., P. T. Boyd, and A. P. Smale. 2016. "Investigating the Long-term Variability of 4U1705-44; Evidence for an Underlying Nonlinear Double-Welled Oscillator." American Astronomical Society, HEAD meeting #15, id.120.32, 15: 120.32 [Full Text (Link)]

    Ramsay, G., J. K. Cannizzo, S. B. Howell, et al. M. A. Wood, M. Still, T. Barclay, and A. Smale. 2012. "Kepler observations of V447 Lyr: an eclipsing U Gem Cataclysmic Variable." Monthly Notices of the Royal Astronomical Society, 425: 1479 [Full Text (Link)] [10.1111/j.1365-2966.2012.21657.x]

    Smale, A. P., and P. T. Boyd. 2012. "Anomalous Low States and Long-term Variability in the Black Hole Binary LMC X-3." The Astrophysical Journal, 756: 146 [Full Text (Link)] [10.1088/0004-637X/756/2/146]

    Tutchton, R. M., M. A. Wood, M. D. Still, et al. S. B. Howell, J. K. Cannizzo, and A. P. Smale. 2012. "Sonification of of Kepler Field SU UMa Cataclysmic Variable Stars V344 Lyr and V1504 Cyg." Journal of the Southeastern Association for Research in Astronomy, vol 6, p 21-35, 6: 21 [Full Text (Link)]

    Cannizzo, J. K., A. P. Smale, M. A. Wood, M. D. Still, and S. B. Howell. 2012. "The Kepler Light Curves of V1504 Cygni and V344 Lyrae: A Study of the Outburst Properties." The Astrophysical Journal, 747: 117 [Full Text (Link)] [10.1088/0004-637X/747/2/117]

    Still, M., S. B. Howell, M. A. Wood, J. K. Cannizzo, and A. P. Smale. 2010. "Quiescent Superhumps Detected in the Dwarf Nova V344 Lyrae by Kepler." The Astrophysical Journal Letters, 717: L113 [Full Text (Link)] [10.1088/2041-8205/717/2/L113]

    Gehrels, N., C. L. Sarazin, P. T. OBrien, et al. B. Zhang, L. Barbier, S. D. Barthelmy, A. Blustin, D. N. Burrows, J. Cannizzo, J. R. Cummings, M. Goad, S. T. Holland, C. P. Hurkett, J. A. Kennea, A. Levan, C. B. Markwardt, K. O. Mason, P. Meszaros, M. Page, D. M. Palmer, E. Rol, T. Sakamoto, R. Willingale, L. Angelini, A. Beardmore, P. T. Boyd, A. Breeveld, S. Campana, M. M. Chester, G. Chincarini, L. R. Cominsky, G. Cusumano, M. de Pasquale, E. E. Fenimore, P. Giommi, C. Gronwall, D. Grupe, J. E. Hill, D. Hinshaw, J. Hjorth, D. Hullinger, K. C. Hurley, S. Klose, S. Kobayashi, C. Kouveliotou, H. A. Krimm, V. Mangano, F. E. Marshall, K. McGowan, A. Moretti, R. F. Mushotzky, K. Nakazawa, J. P. Norris, J. A. Nousek, J. P. Osborne, K. Page, A. M. Parsons, S. Patel, M. Perri, T. Poole, P. Romano, P. Roming, S. Rosen, G. Sato, P. Schady, A. P. Smale, J. Sollerman, R. Starling, M. Still, M. Suzuki, G. Tagliaferri, T. Takahashi, M. Tashiro, J. Tueller, A. A. Wells, N. E. White, and R. Wijers. 2005. "A short gamma-ray burst apparently associated with an elliptical galaxy at redshift z = 0.225." Nature, 437: 851-854 [10.1038/nature04142]

    Gehrels, N., C. L. Sarazin, P. T. O'Brien, et al. B. Zhang, L. Barbier, S. D. Barthelmy, A. Blustin, D. N. Burrows, J. Cannizzo, J. R. Cummings, M. Goad, S. T. Holland, C. P. Hurkett, J. A. Kennea, A. Levan, C. B. Markwardt, K. O. Mason, P. Meszaros, M. Page, D. M. Palmer, E. Rol, T. Sakamoto, R. Willingale, L. Angelini, A. Beardmore, P. T. Boyd, A. Breeveld, S. Campana, M. M. Chester, G. Chincarini, L. R. Cominsky, G. Cusumano, M. de Pasquale, E. E. Fenimore, P. Giommi, C. Gronwall, D. Grupe, J. E. Hill, D. Hinshaw, J. Hjorth, D. Hullinger, K. C. Hurley, S. Klose, S. Kobayashi, C. Kouveliotou, H. A. Krimm, V. Mangano, F. E. Marshall, K. McGowan, A. Moretti, R. F. Mushotzky, K. Nakazawa, J. P. Norris, J. A. Nousek, J. P. Osborne, K. Page, A. M. Parsons, S. Patel, M. Perri, T. Poole, P. Romano, P. W. Roming, S. Rosen, G. Sato, P. Schady, A. P. Smale, J. Sollerman, R. Starling, M. Still, M. Suzuki, G. Tagliaferri, T. Takahashi, M. Tashiro, J. Tueller, A. A. Wells, N. E. White, and R. A. Wijers. 2005. "A short γ-ray burst apparently associated with an elliptical galaxy at redshift z = 0225." Nature, 437: 851 [Full Text (Link)] [10.1038/nature04142]

    Wachter, S., J. W. Wellhouse, S. K. Patel, et al. A. P. Smale, J. F. Alves, and P. Bouchet. 2005. "Chandra HRC Localization of the Low-Mass X-Ray Binaries X1624-490 and X1702-429: The Infrared Counterparts." The Astrophysical Journal, 621: 393 [Full Text (Link)] [10.1086/427407]

    Gehrels, N., G. Chincarini, P. Giommi, et al. K. O. Mason, J. A. Nousek, A. A. Wells, N. E. White, S. D. Barthelmy, D. N. Burrows, L. R. Cominsky, K. C. Hurley, F. E. Marshall, P. Mészáros, P. W. Roming, L. Angelini, L. M. Barbier, T. Belloni, P. T. Boyd, S. Campana, P. A. Caraveo, M. M. Chester, O. Citterio, T. L. Cline, M. S. Cropper, J. R. Cummings, A. J. Dean, E. D. Feigelson, E. E. Fenimore, D. A. Frail, A. S. Fruchter, G. P. Garmire, K. Gendreau, G. Ghisellini, J. Greiner, J. E. Hill, S. D. Hunsberger, H. A. Krimm, S. R. Kulkarni, P. Kumar, F. Lebrun, N. M. Lloyd-Ronning, C. B. Markwardt, B. J. Mattson, R. F. Mushotzky, J. P. Norris, B. Paczynski, D. M. Palmer, H. Park, A. M. Parsons, J. Paul, M. J. Rees, C. S. Reynolds, J. E. Rhoads, T. P. Sasseen, B. E. Schaefer, A. T. Short, A. P. Smale, I. A. Smith, L. Stella, M. Still, G. Tagliaferri, T. Takahashi, M. Tashiro, L. K. Townsley, J. Tueller, M. J. Turner, M. Vietri, W. Voges, M. J. Ward, R. Willingale, F. M. Zerbi, and W. W. Zhang. 2005. "Erratum: ``The Swift Gamma-Ray Burst Mission'' (ApJ, 611, 1005 [2004])." The Astrophysical Journal, 621: 558 [Full Text (Link)] [10.1086/427409]

    Gehrels, N., C. L. Sarazin, P. T. O'Brien, et al. B. Zhang, L. Barbier, S. D. Barthelmy, A. Blustin, D. N. Burrows, J. Cannizzo, J. R. Cummings, M. Goad, S. T. Holland, C. P. Hurkett, J. A. Kennea, A. Levan, C. B. Markwardt, K. O. Mason, P. Meszaros, M. Page, D. M. Palmer, E. Rol, T. Sakamoto, R. Willingale, L. Angelini, A. Beardmore, P. T. Boyd, A. Breeveld, S. Campana, M. M. Chester, G. Chincarini, L. R. Cominsky, G. Cusumano, M. de Pasquale, E. E. Fenimore, P. Giommi, C. Gronwall, D. Grupe, J. E. Hill, D. Hinshaw, J. Hjorth, D. Hullinger, K. C. Hurley, S. Klose, S. Kobayashi, C. Kouveliotou, H. A. Krimm, V. Mangano, F. E. Marshall, K. McGowan, A. Moretti, R. F. Mushotzky, K. Nakazawa, J. P. Norris, J. A. Nousek, J. P. Osborne, K. Page, A. M. Parsons, S. Patel, M. Perri, T. Poole, P. Romano, P. W. Roming, S. Rosen, G. Sato, P. Schady, A. P. Smale, J. Sollerman, R. Starling, M. Still, M. Suzuki, G. Tagliaferri, T. Takahashi, M. Tashiro, J. Tueller, A. A. Wells, N. E. White, and R. A. Wijers. 2005. "A short γ-ray burst apparently associated with an elliptical galaxy at redshift z = 0.225." Nature, 437 (7060): 851-854 [Full Text (Link)] [10.1038/nature04142]

    Boyd, P. T., and A. P. Smale. 2004. "The Long-Term Light Curves of X-Ray Binaries Contain Simultaneous Periodic and Random Components." The Astrophysical Journal, 612: 1006 [Full Text (Link)] [10.1086/421078]

    Gehrels, N., G. Chincarini, P. Giommi, et al. K. O. Mason, J. A. Nousek, A. A. Wells, N. E. White, S. D. Barthelmy, D. N. Burrows, L. R. Cominsky, K. C. Hurley, F. E. Marshall, P. Mészáros, P. W. Roming, L. Angelini, L. M. Barbier, T. Belloni, S. Campana, P. A. Caraveo, M. M. Chester, O. Citterio, T. L. Cline, M. S. Cropper, J. R. Cummings, A. J. Dean, E. D. Feigelson, E. E. Fenimore, D. A. Frail, A. S. Fruchter, G. P. Garmire, K. Gendreau, G. Ghisellini, J. Greiner, J. E. Hill, S. D. Hunsberger, H. A. Krimm, S. R. Kulkarni, P. Kumar, F. Lebrun, N. M. Lloyd-Ronning, C. B. Markwardt, B. J. Mattson, R. F. Mushotzky, J. P. Norris, J. Osborne, B. Paczynski, D. M. Palmer, H. Park, A. M. Parsons, J. Paul, M. J. Rees, C. S. Reynolds, J. E. Rhoads, T. P. Sasseen, B. E. Schaefer, A. T. Short, A. P. Smale, I. A. Smith, L. Stella, G. Tagliaferri, T. Takahashi, M. Tashiro, L. K. Townsley, J. Tueller, M. J. Turner, M. Vietri, W. Voges, M. J. Ward, R. Willingale, F. M. Zerbi, and W. W. Zhang. 2004. "The Swift Gamma‐Ray Burst Mission." The Astrophysical Journal, 611 (2): 1005-1020 [Full Text (Link)] [10.1086/422091]

    Smale, A. P., J. Homan, and E. Kuulkers. 2003. "The complete Z-diagram of LMC X-2." ApJ, 590: 1035.

    Vrtilek, S. D., J. C. Raymond, B. Boroson, et al. R. McCray, A. Smale, T. Kallman, and F. Nagase. 2003. "Simultaneous ASCA and Hubble Space Telescope/GHRS Observations of Cygnus X-2/V1341 Cygni." The Publications of the Astronomical Society of the Pacific, 115: 1124 [Full Text (Link)] [10.1086/377089]

    Smale, A. P., M. J. Church, and M. Balucinska-Church. 2002. "Dip spectroscopy of the low mass X-ray binary XB1254-690." ApJ, 581: 1286.

    Ioannou, Z., T. Naylor, A. P. Smale, P. A. Charles, and K. Mukai. 2002. "Understanding the LMXB X2127+119 in M 15 I X-ray eclipses and dips." Astronomy and Astrophysics, v382, p130-140 (2002), 382: 130 [Full Text (Link)] [10.1051/0004-6361:20011581]

    Hartman, R., M. Böttcher, G. Aldering, et al. H. Aller, M. Aller, D. Backman, T. Balonek, D. Bertsch, S. Bloom, H. Bock, P. Boltwood, M. Carini, W. Collmar, G. De Francesco, E. Ferrara, W. Freudling, W. Gear, P. Hall, J. Heidt, P. Hughes, S. Hunter, S. Jogee, W. Johnson, G. Kanbach, S. Katajainen, M. Kidger, T. Kii, M. Koskimies, A. Kraus, H. Kubo, O. Kurtanidze, L. Lanteri, A. Lawson, Y. Lin, U. Lisenfeld, G. Madejski, F. Makino, L. Maraschi, A. Marscher, J. McFarland, I. McHardy, H. Miller, M. Nikolashvili, K. Nilsson, J. Noble, G. Nucciarelli, L. Ostorero, E. Pian, T. Pursimo, C. Aiteri, W. Reich, R. Rekola, G. Richter, E. Robson, A. Sadun, T. Savolainen, A. Sillanpää, A. Smale, G. Sobrito, P. Sreekumar, J. Stevens, L. Takalo, F. Tavecchio, H. Teräsranta, D. Thompson, M. Tornikoski, G. Tosti, H. Ungerechts, C. Urry, E. Valtaoja, M. Villata, S. Wagner, A. Wehrle, and J. nd Wilson. 2001. "Multiepoch Multiwavelength Spectra and Models for Blazar 3C 279." ApJ, 553: 683.

    Smale, A. P., M. J. Church, and M. Bałucińska-Church. 2001. "The Ephemeris and Dipping Spectral Behavior of 4U 1624-49." The Astrophysical Journal, 550: 962 [Full Text (Link)] [10.1086/319800]

    Boyd, P. T., A. P. Smale, and J. F. Dolan. 2001. "X-Ray and Ultraviolet Orbital Phase Dependence in LMC X-3." The Astrophysical Journal, 555: 822 [Full Text (Link)] [10.1086/321511]

    Mukai, K., A. P. Smale, C. K. Stahle, E. M. Schlegel, and R. Wijnands. 2001. "ASCA Observation of MS 1603.6+2600 (=UW Coronae Borealis): A Dipping Low‐Mass X‐Ray Binary in the Outer Halo?" ApJ, 561 (2): 938-942 [Full Text (Link)] [10.1086/323383]

    Smale, A. P. 2001. "A Second Intense Burst with Photospheric Radius Expansion from X2127+119 in M15." The Astrophysical Journal, 562: 957 [Full Text (Link)] [10.1086/323517]

    Barret, D., J. F. Olive, L. Boirin, et al. J. E. Grindlay, J. H. Swank, and A. P. Smale. 2000. "No High Frequency Quasi-Periodic Oscillations from the X-ray Burster 1E1724-3045." Advances in Space Research, 25: 383 [Full Text (Link)] [10.1016/S0273-1177(99)00763-2]

    Smale, A. P., and E. Kuulkers. 2000. "LMC X-2: The First Extragalactic Z Source?" The Astrophysical Journal, 528: 702 [Full Text (Link)] [10.1086/308193]

    Wachter, S., A. P. Smale, and C. Bailyn. 2000. "The Reappearance of the Transient Low-Mass X-Ray Binary X1658-298." The Astrophysical Journal, 534: 367 [Full Text (Link)] [10.1086/308754]

    Mukai, K., and A. P. Smale. 2000. "The Low-Mass X-Ray Binary X1832-330 in the Globular Cluster NGC 6652: A Serendipitous ASCA Observation." The Astrophysical Journal, 533: 352 [Full Text (Link)] [10.1086/308648]

    Boyd, P. T., A. P. Smale, J. Homan, et al. P. G. Jonker, M. van der Klis, and E. Kuulkers. 2000. "Canonical Timing and Spectral Behavior of LMC X-3 in the Low/Hard State." The Astrophysical Journal, 542: L127 [Full Text (Link)] [10.1086/312931]

    Ko, Y., K. Mukai, A. P. Smale, and N. E. White. 1999. "ASCA Observation of the Dipping X-Ray Source XB 1916-053." ApJ, 520: 292.

    Smale, A. P. 1998. "A Type I burst with radius expansion observed from Cygnus X-2 with RXTE." ApJL, 498: L141.

    Smale, A. P., W. Zhang, and N. E. White. 1997. "Discovery of Kilohertz Quasi-periodic Oscillations from 4U 1820-303 with Rossi X-Ray Timing Explorer." ApJ, 483: L119.

    Smale, A. P. 1996. "Observations of low mass X-ray binaries." Cataclysmic Variables and Related Objects, 349.

    Strohmayer, T. E., W. Zhang, J. H. Swank, et al. A. P. Smale, L. Titarchuk, C. Day, and U. Lee. 1996. "Kilohertz X-ray variability from an accreting neutron star system." ApJL, 469: L9.

    Kitamoto, S., A. Hirano, K. Kawashima, et al. S. Miyamoto, F. Nagase, N. E. White, A. P. Smale, Y. Soong, M. Matsuoka, N. Kawai, and A. Yoshida. 1995. "Orbital period changes of Cygnus X-3." PASJ, 47: 233.

    Smale, A. P. 1994. "Precession and Long-Term Cyclic Behavior." The Evolution of X-ray Binaries, New York: 525.

    Smale, A. P., C. Done, R. F. Mushotzky, et al. K. A. Weaver, P. J. Serlemitsos, F. E. Marshall, R. Petre, K. M. Jahoda, E. A. Boldt, J. H. Swank, A. E. Szymkowiak, R. L. Kelley, and K. A. Arnaud. 1993. "Resolving the iron K line in Cygnus X-2; an observation with BBXRT." ApJ, 410: 796.

    Smale, A. P., and J. C. Lochner. 1992. "Long-term variability in LMXBs; a study using data from Vela 5B." ApJ, 395: 582.

    Smale, A. P., K. Mukai, O. R. Williams, M. H. Jones, and R. H. Corbet. 1992. "Ginga observations of the dipping low mass X-ray binaries XB1916-053 and EXO0748-676." ApJ, 400: 330.

    Smale, A. P., and R. H. Corbet. 1991. "A study of the H Alpha line in X1735-444." ApJ, 383: 853.

    Smale, A. P. 1991. "A 9.1-hr candidate orbital period in X1556-605." PASP, 103: 636.

    Smale, A. P., R. Corbet, P. A. Charles, et al. S. A. Ilovaisky, K. O. Mason, C. Motch, K. Mukai, T. Naylor, A. N. Parmar, M. van der Klis, and J. van Paradijs. 1988. "CAL 83: a 1-day period low mass X-ray binary in the LMC." MNRAS, 233: 51.

    Smale, A. P., K. O. Mason, N. E. White, and M. Gottwald. 1988. "X-ray observations of the 50-min dipping source XB1916-053." M.N.R.A.S., 232: 647.

    Seward, F., P. A. Charles, and A. P. Smale. 1986. "A six-second periodic X-ray source in Carina." ApJ, 305: 814.

    Smale, A. P., P. A. Charles, R. H. Densham, et al. G. T. Bath, J. van Paradijs, J. W. Menzies, and G. K. Skinner. 1984. "A0538-66 during the extended 'off' state; evidence for continuing mass motions." MNRAS, 210: 855.

    Brief Bio

    2003-2008: Program Executive for Mission Operations and Data Analysis (MO&DA) for the Astrophysics Division, Science Mission Directorate, NASA HQ, managing an extensive and scientifically diverse portfolio of astrophysics missions including Chandra, Spitzer, Gravity Probe-B, GALEX, INTEGRAL, RXTE, Suzaku, Swift, WMAP, and XMM-Newton. Also served as Program Scientist for RXTE, Discipline Scientist for High Energy Astrophysics, and Deputy Public Affairs Liaison for the Astrophysics Division.

    1988-2003: Senior Research Scientist, Universities Space Research Association, at the Laboratory for High Energy Astrophysics, NASA/GSFC. Managed the Rossi X-ray Timing Explorer Guest Observer Facility (1994-2003) and Swift Science Center (1998-2003), with additional management, data analysis, software design and computer programming experience with the BBXRT, ROSAT, ASCA, and HEASARC projects. Co-investigator on the Swift mission.

    1985-1988: Postdoctoral Research Associate at the Mullard Space Science Laboratory, University College London, U.K., conducting research in X-ray and optical astronomy.

    Publications

    Refereed

    Phillipson, R., P. T. Boyd, and A. P. Smale. 2016. "Investigating the Long-term Variability of 4U1705-44; Evidence for an Underlying Nonlinear Double-Welled Oscillator." American Astronomical Society, HEAD meeting #15, id.120.32 15 120.32 [Full Text (Link)]

    Ramsay, G., J. K. Cannizzo, S. B. Howell, et al. M. A. Wood, M. Still, T. Barclay, and A. Smale. 2012. "Kepler observations of V447 Lyr: an eclipsing U Gem Cataclysmic Variable." Monthly Notices of the Royal Astronomical Society 425 1479 [Full Text (Link)] [10.1111/j.1365-2966.2012.21657.x]

    Smale, A. P., and P. T. Boyd. 2012. "Anomalous Low States and Long-term Variability in the Black Hole Binary LMC X-3." The Astrophysical Journal 756 146 [Full Text (Link)] [10.1088/0004-637X/756/2/146]

    Tutchton, R. M., M. A. Wood, M. D. Still, et al. S. B. Howell, J. K. Cannizzo, and A. P. Smale. 2012. "Sonification of of Kepler Field SU UMa Cataclysmic Variable Stars V344 Lyr and V1504 Cyg." Journal of the Southeastern Association for Research in Astronomy, vol 6, p 21-35 6 21 [Full Text (Link)]

    Cannizzo, J. K., A. P. Smale, M. A. Wood, M. D. Still, and S. B. Howell. 2012. "The Kepler Light Curves of V1504 Cygni and V344 Lyrae: A Study of the Outburst Properties." The Astrophysical Journal 747 117 [Full Text (Link)] [10.1088/0004-637X/747/2/117]

    Still, M., S. B. Howell, M. A. Wood, J. K. Cannizzo, and A. P. Smale. 2010. "Quiescent Superhumps Detected in the Dwarf Nova V344 Lyrae by Kepler." The Astrophysical Journal Letters 717 L113 [Full Text (Link)] [10.1088/2041-8205/717/2/L113]

    Gehrels, N., C. L. Sarazin, P. T. OBrien, et al. B. Zhang, L. Barbier, S. D. Barthelmy, A. Blustin, D. N. Burrows, J. Cannizzo, J. R. Cummings, M. Goad, S. T. Holland, C. P. Hurkett, J. A. Kennea, A. Levan, C. B. Markwardt, K. O. Mason, P. Meszaros, M. Page, D. M. Palmer, E. Rol, T. Sakamoto, R. Willingale, L. Angelini, A. Beardmore, P. T. Boyd, A. Breeveld, S. Campana, M. M. Chester, G. Chincarini, L. R. Cominsky, G. Cusumano, M. de Pasquale, E. E. Fenimore, P. Giommi, C. Gronwall, D. Grupe, J. E. Hill, D. Hinshaw, J. Hjorth, D. Hullinger, K. C. Hurley, S. Klose, S. Kobayashi, C. Kouveliotou, H. A. Krimm, V. Mangano, F. E. Marshall, K. McGowan, A. Moretti, R. F. Mushotzky, K. Nakazawa, J. P. Norris, J. A. Nousek, J. P. Osborne, K. Page, A. M. Parsons, S. Patel, M. Perri, T. Poole, P. Romano, P. Roming, S. Rosen, G. Sato, P. Schady, A. P. Smale, J. Sollerman, R. Starling, M. Still, M. Suzuki, G. Tagliaferri, T. Takahashi, M. Tashiro, J. Tueller, A. A. Wells, N. E. White, and R. Wijers. 2005. "A short gamma-ray burst apparently associated with an elliptical galaxy at redshift z = 0.225." Nature 437 851-854 [10.1038/nature04142]

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    Wachter, S., J. W. Wellhouse, S. K. Patel, et al. A. P. Smale, J. F. Alves, and P. Bouchet. 2005. "Chandra HRC Localization of the Low-Mass X-Ray Binaries X1624-490 and X1702-429: The Infrared Counterparts." The Astrophysical Journal 621 393 [Full Text (Link)] [10.1086/427407]

    Gehrels, N., G. Chincarini, P. Giommi, et al. K. O. Mason, J. A. Nousek, A. A. Wells, N. E. White, S. D. Barthelmy, D. N. Burrows, L. R. Cominsky, K. C. Hurley, F. E. Marshall, P. Mészáros, P. W. Roming, L. Angelini, L. M. Barbier, T. Belloni, P. T. Boyd, S. Campana, P. A. Caraveo, M. M. Chester, O. Citterio, T. L. Cline, M. S. Cropper, J. R. Cummings, A. J. Dean, E. D. Feigelson, E. E. Fenimore, D. A. Frail, A. S. Fruchter, G. P. Garmire, K. Gendreau, G. Ghisellini, J. Greiner, J. E. Hill, S. D. Hunsberger, H. A. Krimm, S. R. Kulkarni, P. Kumar, F. Lebrun, N. M. Lloyd-Ronning, C. B. Markwardt, B. J. Mattson, R. F. Mushotzky, J. P. Norris, B. Paczynski, D. M. Palmer, H. Park, A. M. Parsons, J. Paul, M. J. Rees, C. S. Reynolds, J. E. Rhoads, T. P. Sasseen, B. E. Schaefer, A. T. Short, A. P. Smale, I. A. Smith, L. Stella, M. Still, G. Tagliaferri, T. Takahashi, M. Tashiro, L. K. Townsley, J. Tueller, M. J. Turner, M. Vietri, W. Voges, M. J. Ward, R. Willingale, F. M. Zerbi, and W. W. Zhang. 2005. "Erratum: ``The Swift Gamma-Ray Burst Mission'' (ApJ, 611, 1005 [2004])." The Astrophysical Journal 621 558 [Full Text (Link)] [10.1086/427409]

    Gehrels, N., C. L. Sarazin, P. T. O'Brien, et al. B. Zhang, L. Barbier, S. D. Barthelmy, A. Blustin, D. N. Burrows, J. Cannizzo, J. R. Cummings, M. Goad, S. T. Holland, C. P. Hurkett, J. A. Kennea, A. Levan, C. B. Markwardt, K. O. Mason, P. Meszaros, M. Page, D. M. Palmer, E. Rol, T. Sakamoto, R. Willingale, L. Angelini, A. Beardmore, P. T. Boyd, A. Breeveld, S. Campana, M. M. Chester, G. Chincarini, L. R. Cominsky, G. Cusumano, M. de Pasquale, E. E. Fenimore, P. Giommi, C. Gronwall, D. Grupe, J. E. Hill, D. Hinshaw, J. Hjorth, D. Hullinger, K. C. Hurley, S. Klose, S. Kobayashi, C. Kouveliotou, H. A. Krimm, V. Mangano, F. E. Marshall, K. McGowan, A. Moretti, R. F. Mushotzky, K. Nakazawa, J. P. Norris, J. A. Nousek, J. P. Osborne, K. Page, A. M. Parsons, S. Patel, M. Perri, T. Poole, P. Romano, P. W. Roming, S. Rosen, G. Sato, P. Schady, A. P. Smale, J. Sollerman, R. Starling, M. Still, M. Suzuki, G. Tagliaferri, T. Takahashi, M. Tashiro, J. Tueller, A. A. Wells, N. E. White, and R. A. Wijers. 2005. "A short γ-ray burst apparently associated with an elliptical galaxy at redshift z = 0.225." Nature 437 (7060): 851-854 [Full Text (Link)] [10.1038/nature04142]

    Boyd, P. T., and A. P. Smale. 2004. "The Long-Term Light Curves of X-Ray Binaries Contain Simultaneous Periodic and Random Components." The Astrophysical Journal 612 1006 [Full Text (Link)] [10.1086/421078]

    Gehrels, N., G. Chincarini, P. Giommi, et al. K. O. Mason, J. A. Nousek, A. A. Wells, N. E. White, S. D. Barthelmy, D. N. Burrows, L. R. Cominsky, K. C. Hurley, F. E. Marshall, P. Mészáros, P. W. Roming, L. Angelini, L. M. Barbier, T. Belloni, S. Campana, P. A. Caraveo, M. M. Chester, O. Citterio, T. L. Cline, M. S. Cropper, J. R. Cummings, A. J. Dean, E. D. Feigelson, E. E. Fenimore, D. A. Frail, A. S. Fruchter, G. P. Garmire, K. Gendreau, G. Ghisellini, J. Greiner, J. E. Hill, S. D. Hunsberger, H. A. Krimm, S. R. Kulkarni, P. Kumar, F. Lebrun, N. M. Lloyd-Ronning, C. B. Markwardt, B. J. Mattson, R. F. Mushotzky, J. P. Norris, J. Osborne, B. Paczynski, D. M. Palmer, H. Park, A. M. Parsons, J. Paul, M. J. Rees, C. S. Reynolds, J. E. Rhoads, T. P. Sasseen, B. E. Schaefer, A. T. Short, A. P. Smale, I. A. Smith, L. Stella, G. Tagliaferri, T. Takahashi, M. Tashiro, L. K. Townsley, J. Tueller, M. J. Turner, M. Vietri, W. Voges, M. J. Ward, R. Willingale, F. M. Zerbi, and W. W. Zhang. 2004. "The Swift Gamma‐Ray Burst Mission." The Astrophysical Journal 611 (2): 1005-1020 [Full Text (Link)] [10.1086/422091]

    Smale, A. P., J. Homan, and E. Kuulkers. 2003. "The complete Z-diagram of LMC X-2." ApJ 590 1035.

    Vrtilek, S. D., J. C. Raymond, B. Boroson, et al. R. McCray, A. Smale, T. Kallman, and F. Nagase. 2003. "Simultaneous ASCA and Hubble Space Telescope/GHRS Observations of Cygnus X-2/V1341 Cygni." The Publications of the Astronomical Society of the Pacific 115 1124 [Full Text (Link)] [10.1086/377089]

    Smale, A. P., M. J. Church, and M. Balucinska-Church. 2002. "Dip spectroscopy of the low mass X-ray binary XB1254-690." ApJ 581 1286.

    Ioannou, Z., T. Naylor, A. P. Smale, P. A. Charles, and K. Mukai. 2002. "Understanding the LMXB X2127+119 in M 15 I X-ray eclipses and dips." Astronomy and Astrophysics, v382, p130-140 (2002) 382 130 [Full Text (Link)] [10.1051/0004-6361:20011581]

    Hartman, R., M. Böttcher, G. Aldering, et al. H. Aller, M. Aller, D. Backman, T. Balonek, D. Bertsch, S. Bloom, H. Bock, P. Boltwood, M. Carini, W. Collmar, G. De Francesco, E. Ferrara, W. Freudling, W. Gear, P. Hall, J. Heidt, P. Hughes, S. Hunter, S. Jogee, W. Johnson, G. Kanbach, S. Katajainen, M. Kidger, T. Kii, M. Koskimies, A. Kraus, H. Kubo, O. Kurtanidze, L. Lanteri, A. Lawson, Y. Lin, U. Lisenfeld, G. Madejski, F. Makino, L. Maraschi, A. Marscher, J. McFarland, I. McHardy, H. Miller, M. Nikolashvili, K. Nilsson, J. Noble, G. Nucciarelli, L. Ostorero, E. Pian, T. Pursimo, C. Aiteri, W. Reich, R. Rekola, G. Richter, E. Robson, A. Sadun, T. Savolainen, A. Sillanpää, A. Smale, G. Sobrito, P. Sreekumar, J. Stevens, L. Takalo, F. Tavecchio, H. Teräsranta, D. Thompson, M. Tornikoski, G. Tosti, H. Ungerechts, C. Urry, E. Valtaoja, M. Villata, S. Wagner, A. Wehrle, and J. nd Wilson. 2001. "Multiepoch Multiwavelength Spectra and Models for Blazar 3C 279." ApJ 553 683

    Smale, A. P., M. J. Church, and M. Bałucińska-Church. 2001. "The Ephemeris and Dipping Spectral Behavior of 4U 1624-49." The Astrophysical Journal 550 962 [Full Text (Link)] [10.1086/319800]

    Boyd, P. T., A. P. Smale, and J. F. Dolan. 2001. "X-Ray and Ultraviolet Orbital Phase Dependence in LMC X-3." The Astrophysical Journal 555 822 [Full Text (Link)] [10.1086/321511]

    Mukai, K., A. P. Smale, C. K. Stahle, E. M. Schlegel, and R. Wijnands. 2001. "ASCA Observation of MS 1603.6+2600 (=UW Coronae Borealis): A Dipping Low‐Mass X‐Ray Binary in the Outer Halo?" ApJ 561 (2): 938-942 [Full Text (Link)] [10.1086/323383]

    Smale, A. P. 2001. "A Second Intense Burst with Photospheric Radius Expansion from X2127+119 in M15." The Astrophysical Journal 562 957 [Full Text (Link)] [10.1086/323517]

    Barret, D., J. F. Olive, L. Boirin, et al. J. E. Grindlay, J. H. Swank, and A. P. Smale. 2000. "No High Frequency Quasi-Periodic Oscillations from the X-ray Burster 1E1724-3045." Advances in Space Research 25 383 [Full Text (Link)] [10.1016/S0273-1177(99)00763-2]

    Smale, A. P., and E. Kuulkers. 2000. "LMC X-2: The First Extragalactic Z Source?" The Astrophysical Journal 528 702 [Full Text (Link)] [10.1086/308193]

    Wachter, S., A. P. Smale, and C. Bailyn. 2000. "The Reappearance of the Transient Low-Mass X-Ray Binary X1658-298." The Astrophysical Journal 534 367 [Full Text (Link)] [10.1086/308754]

    Mukai, K., and A. P. Smale. 2000. "The Low-Mass X-Ray Binary X1832-330 in the Globular Cluster NGC 6652: A Serendipitous ASCA Observation." The Astrophysical Journal 533 352 [Full Text (Link)] [10.1086/308648]

    Boyd, P. T., A. P. Smale, J. Homan, et al. P. G. Jonker, M. van der Klis, and E. Kuulkers. 2000. "Canonical Timing and Spectral Behavior of LMC X-3 in the Low/Hard State." The Astrophysical Journal 542 L127 [Full Text (Link)] [10.1086/312931]

    Ko, Y., K. Mukai, A. P. Smale, and N. E. White. 1999. "ASCA Observation of the Dipping X-Ray Source XB 1916-053." ApJ 520 292.

    Smale, A. P. 1998. "A Type I burst with radius expansion observed from Cygnus X-2 with RXTE." ApJL 498 L141.

    Smale, A. P., W. Zhang, and N. E. White. 1997. "Discovery of Kilohertz Quasi-periodic Oscillations from 4U 1820-303 with Rossi X-Ray Timing Explorer." ApJ 483 L119.

    Smale, A. P. 1996. "Observations of low mass X-ray binaries." Cataclysmic Variables and Related Objects 349

    Strohmayer, T. E., W. Zhang, J. H. Swank, et al. A. P. Smale, L. Titarchuk, C. Day, and U. Lee. 1996. "Kilohertz X-ray variability from an accreting neutron star system." ApJL 469 L9.

    Kitamoto, S., A. Hirano, K. Kawashima, et al. S. Miyamoto, F. Nagase, N. E. White, A. P. Smale, Y. Soong, M. Matsuoka, N. Kawai, and A. Yoshida. 1995. "Orbital period changes of Cygnus X-3." PASJ 47 233.

    Smale, A. P. 1994. "Precession and Long-Term Cyclic Behavior." The Evolution of X-ray Binaries 525

    Smale, A. P., C. Done, R. F. Mushotzky, et al. K. A. Weaver, P. J. Serlemitsos, F. E. Marshall, R. Petre, K. M. Jahoda, E. A. Boldt, J. H. Swank, A. E. Szymkowiak, R. L. Kelley, and K. A. Arnaud. 1993. "Resolving the iron K line in Cygnus X-2; an observation with BBXRT." ApJ 410 796.

    Smale, A. P., and J. C. Lochner. 1992. "Long-term variability in LMXBs; a study using data from Vela 5B." ApJ 395 582.

    Smale, A. P., K. Mukai, O. R. Williams, M. H. Jones, and R. H. Corbet. 1992. "Ginga observations of the dipping low mass X-ray binaries XB1916-053 and EXO0748-676." ApJ 400 330.

    Smale, A. P., and R. H. Corbet. 1991. "A study of the H Alpha line in X1735-444." ApJ 383 853.

    Smale, A. P. 1991. "A 9.1-hr candidate orbital period in X1556-605." PASP 103 636.

    Smale, A. P., R. Corbet, P. A. Charles, et al. S. A. Ilovaisky, K. O. Mason, C. Motch, K. Mukai, T. Naylor, A. N. Parmar, M. van der Klis, and J. van Paradijs. 1988. "CAL 83: a 1-day period low mass X-ray binary in the LMC." MNRAS 233 51.

    Smale, A. P., K. O. Mason, N. E. White, and M. Gottwald. 1988. "X-ray observations of the 50-min dipping source XB1916-053." M.N.R.A.S. 232 647.

    Seward, F., P. A. Charles, and A. P. Smale. 1986. "A six-second periodic X-ray source in Carina." ApJ 305 814.

    Smale, A. P., P. A. Charles, R. H. Densham, et al. G. T. Bath, J. van Paradijs, J. W. Menzies, and G. K. Skinner. 1984. "A0538-66 during the extended 'off' state; evidence for continuing mass motions." MNRAS 210 855.

                                                                                                                                                                                            
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