1992 Ph.D., Planetary Science, California Institute of Technology, Pasadena, CA
1985 B.A., Physics/Mathematics, St. Olaf College, Northfield, MN
Richard K Achterberg
(RESEARCH ASSOCIATE)
Org Code: 693
NASA/GSFCMail Code: 693
Greenbelt, MD 20771
Employer: UNIV OF MARYLAND COLLEGE PARK
Positions/Employment
Associate Research Scientist
Department of Astronomy, University of Maryland, College Park - College Park, MD
August 2018 - Present
Assistant Research Scientist
Department of Astronomy, University of Maryland, College Park - College Park, MD
August 2011 - July 2018
Research Associate
Department of Astronomy, University of Maryland, College Park - College Park, MD
August 2006 - July 2011
Senior Member of the Technical Staff
Science Systems and Applications, Inc. - Lanham, MD
March 1994 - July 2006
NRC Resident Research Associate
NASA Goddard Space Flight Center - Greenbelt, MD
March 1992 - March 1994
Education
Awards
8/2018 - NASA Group Achievement Award, Cassini Composite Infrared Spectrometer Team
5/2017 - NASA GSFC Robert H. Goddard Award for Exceptional Achievement for Science (individual)
6/2016 - NASA Group Achievement Award, Cassini Proximal Orbit and Grand Finale Orbit Sharing Team
3/2016 - NASA GSFC Robert H. Goddard Award for Exceptional Achievement for MIssion & Enabling Support, Cassini CIRS Operations Team
4/2009 - NASA Group Achievement Award, Cassini Composite Infrared Spectrometer Team
4/2009 - NASA Group Achievement Award, Cassini Mangetosphere Target Working Team
9/2008 - NASA GSFC Robert H. Goddard Award for Exceptional Achievement for Science, Composite Infrared Spectrometer Science Team
5/2008 - NASA Group Achievement Award, Cassini Titan Integration Science Team
6/1998 - NASA Group Achievement Award, Cassini/Composite Infrared Spectrometer Instrument Development Team
Publications
Refereed
Pearl, J. C., C. A. Nixon, D. E. Jennings, et al. S. Aslam, S. Calcutt, M. S. Kaelberer, N. Gorius, R. K. Achterberg, P. N. Romani, G. L. Bjoraker, and M. Flasar. 2023. Cassini composite infrared spectrometer: correcting an offset error and refining the pointing parameters for the midinfrared detectors: publisher’s note Applied Optics 62 (23): 6298 [10.1364/ao.502236]
Pearl, J., C. Nixon, D. E. Jennings, et al. S. Aslam, S. Calcutt, M. Kaelberer, N. Gorius, R. Achterberg, P. Romani, G. Bjoraker, and F. Flasar. 2023. Cassini Composite InfraRed Spectrometer: correcting an offset error and refining the pointing parameters for the mid-infrared detectors Applied Optics 62 (22): 5882-5888 [10.1364/ao.491970]
Rodriguez, S., S. Vinatier, D. Cordier, et al. G. Tobie, R. K. Achterberg, C. M. Anderson, S. V. Badman, J. W. Barnes, E. L. Barth, B. Bézard, N. Carrasco, B. Charnay, R. N. Clark, P. Coll, T. Cornet, A. Coustenis, I. Couturier-Tamburelli, M. Dobrijevic, F. M. Flasar, R. de Kok, C. Freissinet, M. Galand, T. Gautier, W. D. Geppert, C. A. Griffith, M. S. Gudipati, L. Z. Hadid, A. G. Hayes, A. R. Hendrix, R. Jaumann, D. E. Jennings, A. Jolly, K. Kalousova, T. T. Koskinen, P. Lavvas, S. Lebonnois, J.-P. Lebreton, A. Le Gall, E. Lellouch, S. Le Mouélic, R. M. Lopes, J. M. Lora, R. D. Lorenz, A. Lucas, S. MacKenzie, M. J. Malaska, K. Mandt, M. Mastrogiuseppe, C. E. Newman, C. A. Nixon, J. Radebaugh, S. C. Rafkin, P. Rannou, E. M. Sciamma-O’Brien, J. M. Soderblom, A. Solomonidou, C. Sotin, K. Stephan, D. Strobel, C. Szopa, N. A. Teanby, E. P. Turtle, V. Vuitton, and R. A. West. 2022. Science goals and new mission concepts for future exploration of Titan’s atmosphere, geology and habitability: titan POlar scout/orbitEr and in situ lake lander and DrONe explorer (POSEIDON) Experimental Astronomy [10.1007/s10686-021-09815-8]
Schinder, P. J., F. M. Flasar, E. A. Marouf, et al. R. G. French, A. Anabtawi, E. Barbinis, D. Fleischman, and R. K. Achterberg. 2020. The structure of Titan's atmosphere from Cassini radio occultations: One- and two-way occultations Icarus 345 113720 [10.1016/j.icarus.2020.113720]
Aslam, S., R. K. Achterberg, S. B. Calcutt, et al. V. Cottini, N. J. Gorius, T. Hewagama, P. G. Irwin, C. A. Nixon, G. Quilligan, M. Roos-Serote, A. A. Simon, D. Tran, and G. Villanueva. 2020. Advanced Net Flux Radiometer for the Ice Giants Space Science Reviews 216 (1): 11 [10.1007/s11214-019-0630-x]
Nixon, C. A., T. M. Ansty, N. A. Lombardo, et al. G. L. Bjoraker, R. K. Achterberg, A. M. Annex, M. Rice, P. N. Romani, D. E. Jennings, R. E. Samuelson, C. M. Anderson, A. Coustenis, B. Bézard, S. Vinatier, E. Lellouch, R. Courtin, N. A. Teanby, V. Cottini, and F. M. Flasar. 2019. Cassini Composite Infrared Spectrometer (CIRS) Observations of Titan 2004–2017 The Astrophysical Journal Supplement Series 244 (1): 14 [10.3847/1538-4365/ab3799]
Coustenis, A., D. Jennings, R. Achterberg, et al. P. Lavvas, G. Bampasidis, C. Nixon, and F. Flasar. 2019. Titan's neutral atmosphere seasonal variations up to the end of the Cassini mission Icarus 113413 [10.1016/j.icarus.2019.113413]
Jennings, D. E., T. Tokano, V. Cottini, et al. C. A. Nixon, R. K. Achterberg, F. M. Flasar, V. G. Kunde, P. N. Romani, R. E. Samuelson, M. E. Segura, N. J. Gorius, E. Guandique, M. S. Kaelberer, and A. Coustenis. 2019. Titan Surface Temperatures during the Cassini Mission The Astrophysical Journal 877 (1): L8 [10.3847/2041-8213/ab1f91]
Lombardo, N. A., C. A. Nixon, R. K. Achterberg, et al. A. Jolly, K. Sung, P. G. Irwin, and F. M. Flasar. 2019. Spatial and seasonal variations in C3Hx hydrocarbon abundance in Titan’s stratosphere from Cassini CIRS observations Icarus 317 454-469 [10.1016/j.icarus.2018.08.027]
Li, L., X. Jiang, R. A. West, et al. P. J. Gierasch, S. Perez-Hoyos, A. Sanchez-Lavega, L. N. Fletcher, J. J. Fortney, B. Knowles, C. C. Porco, K. H. Baines, P. M. Fry, A. Mallama, R. K. Achterberg, A. A. Simon, C. A. Nixon, G. S. Orton, U. A. Dyudina, S. P. Ewald, and R. W. Schmude. 2018. Less absorbed solar energy and more internal heat for Jupiter Nature Communications 9 (1): 3709 [10.1038/s41467-018-06107-2]
Fletcher, L. N., G. S. Orton, J. A. Sinclair, et al. S. Guerlet, P. L. Read, A. Antuñano, R. K. Achterberg, F. M. Flasar, P. G. Irwin, G. L. Bjoraker, J. Hurley, B. E. Hesman, M. Segura, N. Gorius, A. Mamoutkine, and S. B. Calcutt. 2018. A hexagon in Saturn’s northern stratosphere surrounding the emerging summertime polar vortex Nature Communications 9 (1): 3564 [10.1038/s41467-018-06017-3]
Achterberg, R. K., F. M. Flasar, G. L. Bjoraker, et al. B. E. Hesman, N. J. Gorius, A. A. Mamoutkine, L. N. Fletcher, M. E. Segura, S. G. Edgington, and S. M. Brooks. 2018. Thermal Emission From Saturn's Polar Cyclones Geophysical Research Letters [10.1029/2018gl078157]
Thelen, A. E., C. Nixon, N. Chanover, et al. E. Molter, M. Cordiner, R. Achterberg, J. Serigano, P. Irwin, N. Teanby, and S. Charnley. 2018. Spatial variations in Titan’s atmospheric temperature: ALMA and Cassini comparisons from 2012 to 2015 Icarus 307 380-390 [10.1016/j.icarus.2017.10.042]
Nixon, C., R. Lorenz, R. Achterberg, et al. A. Buch, P. Coll, R. Clark, R. Courtin, A. Hayes, L. Iess, R. Johnson, R. Lopes, M. Mastrogiuseppe, K. Mandt, D. Mitchell, F. Raulin, A. Rymer, H. Todd Smith, A. Solomonidou, C. Sotin, D. Strobel, E. Turtle, V. Vuitton, R. West, and R. Yelle. 2018. Titan's cold case files - Outstanding questions after Cassini-Huygens Planetary and Space Science 155 50-72 [10.1016/j.pss.2018.02.009]
Mousis, O., D. Atkinson, T. Cavalié, et al. L. Fletcher, M. Amato, S. Aslam, F. Ferri, J.-B. Renard, T. Spilker, E. Venkatapathy, P. Wurz, K. Aplin, A. Coustenis, M. Deleuil, M. Dobrijevic, T. Fouchet, T. Guillot, P. Hartogh, T. Hewagama, M. Hofstadter, V. Hue, R. Hueso, J.-P. Lebreton, E. Lellouch, J. Moses, G. Orton, J. Pearl, A. Sánchez-Lavega, A. Simon, O. Venot, J. Waite, R. Achterberg, S. Atreya, F. Billebaud, M. Blanc, F. Borget, B. Brugger, S. Charnoz, T. Chiavassa, V. Cottini, L. d’Hendecourt, G. Danger, T. Encrenaz, N. Gorius, L. Jorda, B. Marty, R. Moreno, A. Morse, C. Nixon, K. Reh, T. Ronnet, F.-X. Schmider, S. Sheridan, C. Sotin, P. Vernazza, and G. Villanueva. 2018. Scientific rationale for Uranus and Neptune in situ explorations Planetary and Space Science 155 12-40 [10.1016/j.pss.2017.10.005]
Coustenis, A., D. E. Jennings, R. K. Achterberg, et al. G. Bampasidis, C. A. Nixon, P. Lavvas, V. Cottini, and F. M. Flasar. 2018. Seasonal Evolution of Titan's Stratosphere Near the Poles The Astrophysical Journal 854 (2): L30 [10.3847/2041-8213/aaadbd]
Lai, J.-Y., M. Cordiner, C. Nixon, et al. R. Achterberg, E. Molter, N. Teanby, M. Palmer, S. Charnley, J. Lindberg, Z. Kisiel, M. Mumma, and P. Irwin. 2017. Mapping Vinyl Cyanide and Other Nitriles in Titan's Atmosphere Using ALMA The Astronomical Journal 154 206 [10.3847/1538-3881/aa8eef]
Pierel, J. D., C. A. Nixon, E. Lellouch, et al. L. N. Fletcher, G. L. Bjoraker, R. K. Achterberg, B. Bézard, B. E. Hesman, P. G. Irwin, and F. M. Flasar. 2017. D/H Ratios on Saturn and Jupiter from Cassini CIRS The Astronomical Journal 154 (5): 178 [10.3847/1538-3881/aa899d]
Jennings, D. E., F. M. Flasar, V. G. Kunde, et al. C. A. Nixon, M. E. Segura, P. N. Romani, N. Gorius, S. Albright, J. C. Brasunas, R. C. Carlson, A. A. Mamoutkine, E. Guandique, M. S. Kaelberer, S. Aslam, R. K. Achterberg, G. L. Bjoraker, C. M. Anderson, V. Cottini, J. C. Pearl, M. D. Smith, B. E. Hesman, R. D. Barney, S. Calcutt, T. J. Vellacott, L. J. Spilker, S. G. Edgington, S. M. Brooks, P. Ade, P. J. Schinder, A. Coustenis, R. Courtin, G. Michel, R. Fettig, S. Pilorz, and C. Ferrari. 2017. Composite infrared spectrometer (CIRS) on Cassini: publisher’s note Applied Optics 56 (21): 5897 [10.1364/ao.56.005897]
Jennings, D. E., F. M. Flasar, V. G. Kunde, et al. C. A. Nixon, M. E. Segura, P. N. Romani, N. Gorius, S. Albright, J. C. Brasunas, R. C. Carlson, A. A. Mamoutkine, E. Guandique, M. S. Kaelberer, S. Aslam, R. K. Achterberg, G. L. Bjoraker, C. M. Anderson, V. Cottini, J. C. Pearl, M. D. Smith, B. E. Hesman, R. D. Barney, S. Calcutt, T. J. Vellacott, L. J. Spilker, S. G. Edgington, S. M. Brooks, P. Ade, P. J. Schinder, A. Coustenis, R. Courtin, G. Michel, R. Fettig, S. Pilorz, and C. Ferrari. 2017. Composite infrared spectrometer (CIRS) on Cassini Applied Optics 56 (18): 5274 [10.1364/ao.56.005274]
Coustenis, A., D. E. Jennings, R. K. Achterberg, et al. G. Bampasidis, P. Lavvas, C. A. Nixon, N. A. Teanby, C. M. Anderson, V. Cottini, and F. M. Flasar. 2016. Titan’s temporal evolution in stratospheric trace gases near the poles Icarus 270 409-420 [10.1016/j.icarus.2015.08.027]
Nixon, C. A., R. K. Achterberg, M. Ádámkovics, et al. B. Bézard, G. L. Bjoraker, T. Cornet, A. G. Hayes, E. Lellouch, M. T. Lemmon, M. López-Puertas, S. Rodriguez, C. Sotin, N. A. Teanby, E. P. Turtle, and R. A. West. 2016. Titan Science with theJames Webb Space Telescope Publications of the Astronomical Society of the Pacific 128 (959): 018007 [10.1088/1538-3873/128/959/018007]
Jennings, D. E., V. Cottini, C. A. Nixon, et al. R. K. Achterberg, F. M. Flasar, V. G. Kunde, P. N. Romani, R. E. Samuelson, A. Mamoutkine, N. J. Gorius, A. Coustenis, and T. Tokano. 2016. SURFACE TEMPERATURES ON TITAN DURING NORTHERN WINTER AND SPRING The Astrophysical Journal 816 (1): L17 [10.3847/2041-8205/816/1/l17]
Jennings, D. E., R. K. Achterberg, V. Cottini, et al. C. M. Anderson, F. M. Flasar, C. A. Nixon, G. L. Bjoraker, V. G. Kunde, R. C. Carlson, E. Guandique, M. S. Kaelberer, J. S. Tingley, S. A. Albright, M. E. Segura, R. D. Kok, A. Coustenis, S. Vinatier, G. Bampasidis, N. A. Teanby, and S. Calcutt. 2015. EVOLUTION OF THE FAR-INFRARED CLOUD AT TITAN’S SOUTH POLE The Astrophysical Journal 804 (2): L34 [10.1088/2041-8205/804/2/l34]
Li, L., X. Jiang, H. J. Trammell, et al. Y. Pan, J. Hernandez, B. J. Conrath, P. J. Gierasch, R. K. Achterberg, C. A. Nixon, F. M. Flasar, S. Perez-Hoyos, R. A. West, K. H. Baines, and B. Knowles. 2015. Saturn's giant storm and global radiant energy Geophysical Research Letters 42 (7): 2144-2148 [10.1002/2015gl063763]
Vinatier, S., B. Bézard, S. Lebonnois, et al. N. A. Teanby, R. K. Achterberg, N. Gorius, A. Mamoutkine, E. Guandique, A. Jolly, D. E. Jennings, and F. M. Flasar. 2015. Seasonal variations in Titan’s middle atmosphere during the northern spring derived from Cassini/CIRS observations Icarus 250 95-115 [10.1016/j.icarus.2014.11.019]
Achterberg, R. K., P. J. Gierasch, B. J. Conrath, et al. L. N. Fletcher, B. E. Hesman, G. L. Bjoraker, and F. M. Flasar. 2014. CHANGES TO SATURN'S ZONAL-MEAN TROPOSPHERIC THERMAL STRUCTURE AFTER THE 2010-2011 NORTHERN HEMISPHERE STORM The Astrophysical Journal 786 (2): 92 [10.1088/0004-637x/786/2/92]
Lellouch, E., B. Bézard, F. Flasar, et al. S. Vinatier, R. Achterberg, C. Nixon, G. Bjoraker, and N. Gorius. 2014. The distribution of methane in Titan’s stratosphere from Cassini/CIRS observations Icarus 231 323-337 [10.1016/j.icarus.2013.12.016]
Flasar, F. M., R. K. Achterberg, and P. J. Schinder. 2014. Thermal structure of Titan's troposphere and middle atmosphere, Ch. 3 in Titan: Interior, Surface, Atmosphere, and Space Environment
Flasar, F. M., R. K. Achterberg, and P. J. Schinder. 2014. "Thermal structure of Titan's troposphere and middle atmosphere" in Titan: Interior, Surface, Atmosphere, and Space Environment
Flasar, F. M., R. K. Achterberg, and P. J. Schinder. 2014. Thermal structure of Titan's troposphere and middle atmosphere, Ch. 3 in Titan: Interior, Surface, Atmosphere, and Space Environment
Coustenis, A., G. Bampasidis, R. K. Achterberg, et al. P. Lavvas, D. E. Jennings, C. A. Nixon, N. A. Teanby, S. Vinatier, F. M. Flasar, R. C. Carlson, G. Orton, P. N. Romani, E. A. Guandique, and S. Stamogiorgos. 2013. EVOLUTION OF THE STRATOSPHERIC TEMPERATURE AND CHEMICAL COMPOSITION OVER ONE TITANIAN YEAR The Astrophysical Journal 779 (2): 177 [10.1088/0004-637x/779/2/177]
Li, L., R. K. Achterberg, B. J. Conrath, et al. P. J. Gierasch, M. A. Smith, A. A. Simon-Miller, C. A. Nixon, G. S. Orton, F. M. Flasar, X. Jiang, K. H. Baines, R. Morales-Juberias, A. P. Ingersoll, A. R. Vasavada, A. Del Genio, R. A. West, and S. P. Ewald. 2013. Strong Temporal Variation Over One Saturnian Year: From Voyager to Cassini Scientific Reports 3 (2410): [10.1038/srep02410]
Jennings, D. E., C. M. Anderson, R. E. Samuelson, et al. F. M. Flasar, C. A. Nixon, G. L. Bjoraker, P. N. Romani, R. K. Achterberg, V. Cottini, B. E. Hesman, V. G. Kunde, R. C. Carlson, R. de Kok, A. Coustenis, S. Vinatier, G. Bampasidis, N. A. Teanby, and S. B. Calcutt. 2012. FIRST OBSERVATION IN THE SOUTH OF TITAN'S FAR-INFRARED 220 cm –1 CLOUD The Astrophysical Journal 761 (1): L15 [10.1088/2041-8205/761/1/l15]
Bampasidis, G., A. Coustenis, R. K. Achterberg, et al. S. Vinatier, P. Lavvas, C. A. Nixon, D. E. Jennings, N. A. Teanby, F. M. Flasar, R. C. Carlson, X. Moussas, P. Preka-Papadema, P. N. Romani, E. A. Guandique, and S. Stamogiorgos. 2012. THERMAL AND CHEMICAL STRUCTURE VARIATIONS IN TITAN'S STRATOSPHERE DURING THECASSINIMISSION The Astrophysical Journal 760 (2): 144 [10.1088/0004-637x/760/2/144]
Hesman, B. E., G. L. Bjoraker, P. V. Sada, et al. R. K. Achterberg, D. E. Jennings, P. N. Romani, A. W. Lunsford, L. N. Fletcher, R. J. Boyle, A. A. Simon-Miller, P. G. Irwin, and C. A. Nixon. 2012. Elusive Ethylene Detected in Saturn's Northern Storm Region Astrophysical Journal 760:24 [10.1088/0004-637X/760/1/24]
Cottini, V., C. Nixon, D. Jennings, et al. C. Anderson, N. Gorius, G. Bjoraker, A. Coustenis, N. Teanby, R. Achterberg, B. Bézard, R. de Kok, E. Lellouch, P. Irwin, F. Flasar, and G. Bampasidis. 2012. Water vapor in Titan’s stratosphere from Cassini CIRS far-infrared spectra Icarus 220 (2): 855-862 [10.1016/j.icarus.2012.06.014]
Jennings, D. E., C. M. Anderson, R. E. Samuelson, et al. F. M. Flasar, C. A. Nixon, V. G. Kunde, R. K. Achterberg, V. Cottini, R. de Kok, A. Coustenis, S. Vinatier, and S. B. Calcutt. 2012. SEASONAL DISAPPEARANCE OF FAR-INFRARED HAZE IN TITAN'S STRATOSPHERE The Astrophysical Journal 754 (1): L3 [10.1088/2041-8205/754/1/l3]
Nixon, C. A., B. Temelso, S. Vinatier, et al. N. A. Teanby, B. Bézard, R. K. Achterberg, K. E. Mandt, C. D. Sherrill, P. G. Irwin, D. E. Jennings, P. N. Romani, A. Coustenis, and F. M. Flasar. 2012. ISOTOPIC RATIOS IN TITAN's METHANE: MEASUREMENTS AND MODELING The Astrophysical Journal 749 (2): 159 [10.1088/0004-637x/749/2/159]
Nixon, C. A., T. M. Ansty, F. M. Flasar, and R. K. Achterberg. 2012. Designing infrared observations of Titan's atmosphere with Cassini CIRS 2012 IEEE Aerospace Conference [10.1109/aero.2012.6187400]
Fletcher, L. N., B. E. Hesman, R. K. Achterberg, et al. P. Irwin, G. L. Bjoraker, N. J. Gorius, J. Hurley, J. Sinclair, G. Orton, J. Legarreta, E. Garcia-Melendo, A. Sanchez-Levega, P. L. Read, A. A. Simon-Miller, and F. M. Flasar. 2012. The Origin and Evolution of Saturn's 2011-2012 Stratospheric Vortex Icarus 221 560-586 [10.1016/j.icarus.2012.08.024]
Li, L., C. A. Nixon, R. K. Achterberg, et al. M. A. Smith, N. J. Gorius, X. Jiang, B. J. Conrath, P. J. Gierasch, A. A. Simon-Miller, F. M. Flasar, K. H. Baines, A. P. Ingersoll, R. A. West, A. R. Vasavada, and S. P. Ewald. 2011. The Global Energy Balance of Titan Geophys Res Letter 38 L23201 [10.1029/2011GL050053]
Li, L., X. Jiang, A. P. Ingersoll, et al. A. D. Del Genio, C. C. Porco, R. A. West, A. R. Vasavada, S. P. Ewald, B. J. Conrath, P. J. Gierasch, A. A. Simon, C. A. Nixon, R. K. Achterberg, G. S. Orton, L. N. Fletcher, and K. H. Baines. 2011. Equatorial winds on Saturn and the Stratospheric Oscillation Nature Geoscience 4 750-752 [10.1038/ngeo1292]
Achterberg, R. K., P. J. Gierasch, B. J. Conrath, F. Michael Flasar, and C. A. Nixon. 2011. Temporal variations of Titan’s middle-atmospheric temperatures from 2004 to 2009 observed by Cassini/CIRS Icarus 211 (1): 686-698 [10.1016/j.icarus.2010.08.009]
Nixon, C., R. Achterberg, P. Romani, et al. M. Allen, X. Zhang, N. Teanby, P. Irwin, and F. Flasar. 2010. Abundances of Jupiter's trace hydrocarbons from Voyager and Cassini Planetary and Space Science 58 (13): 1667-1680 [10.1016/j.pss.2010.05.008]
Kostiuk, T., T. Hewagama, K. Fast, et al. T. A. Livengood, J. Annen, D. Buhl, G. Sonnabend, F. Schmülling, J. Delgado, and R. K. Achterberg. 2010. High Spectral Resolution Infrared Studies of Titan: Winds, Temperature and Composition Planetary and Space Science 58 715-1723 [10.1016/2010.08.004]
Coustenis, A., D. Jennings, C. Nixon, et al. R. Achterberg, P. Lavvas, S. Vinatier, N. Teanby, G. Bjoraker, R. Carlson, L. Piani, G. Bampasidis, F. Flasar, and P. Romani. 2010. Titan trace gaseous composition from CIRS at the end of the Cassini–Huygens prime mission Icarus 207 (1): 461-476 [10.1016/j.icarus.2009.11.027]
Nixon, C. A., R. K. Achterberg, and F. M. Flasar. 2010. Infrared limb sounding with Cassini CIRS: Optimal viewing strategy using horizon nodes 2010 IEEE Aerospace Conference [10.1109/aero.2010.5446856]
Nixon, C. A., R. K. Achterberg, N. A. Teanby, et al. P. G. Irwin, J.-M. Flaud, I. Kleiner, A. Dehayem-Kamadjeu, L. R. Brown, R. L. Sams, B. Bézard, A. Coustenis, T. M. Ansty, A. Mamoutkine, S. Vinatier, G. L. Bjoraker, D. E. Jennings, P. N. Romani, and F. M. Flasar. 2010. Upper limits for undetected trace species in the stratosphere of Titan Faraday Discussions 147 65 [10.1039/c003771k]
Fletcher, L. N., R. K. Achterberg, T. K. Greathouse, et al. G. S. Orton, B. J. Conrath, A. A. Simon-Miller, S. Guerlet, P. G. Irwin, and F. M. Flasar. 2010. Seasonal Change on Saturn from Cassini/CIRS Observations, 2004-2009 Icarus 208 337-352.
Li, L., B. J. Conrath, P. J. Gierasch, et al. R. K. Achterberg, C. A. Nixon, A. A. Simon-Miller, F. M. Flasar, D. Banfield, K. H. Baines, R. A. West, A. A. Ingersoll, A. R. Vasavada, A. D. Del Genio, C. C. Porco, A. A. Mamoutkine, M. E. Segura, G. L. Bjoraker, H. S. Orton, L. N. Fletcher, P. G. Irwin, and P. L. Read. 2010. Saturn's emitted power J Geophys Res 115 (E11): E11002 [10.1029/2010JE003631]
Abbas, M. M., H. Kandadi, A. LeClair, et al. R. K. Achterberg, F. M. Flasar, V. G. Kunde, B. J. Conrath, G. Bjoraker, J. Brasunas, R. Carlson, D. E. Jennings, and M. Segura. 2009. D/H RATIO OF TITAN FROM OBSERVATIONS OF THECASSINI/COMPOSITE INFRARED SPECTROMETER The Astrophysical Journal 708 (1): 342-353 [10.1088/0004-637x/708/1/342]
Roman, M. T., R. A. West, D. J. Banfield, et al. P. J. Gierasch, R. K. Achterberg, C. A. Nixon, and P. C. Thomas. 2009. Determining a tilt in Titan’s north–south albedo asymmetry from Cassini images Icarus 203 (1): 242-249 [10.1016/j.icarus.2009.04.021]
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