Ph.D., Physics, University of Maryland, 1981
M.S., Physics, University of Maryland, 1978
A.B., Physics, Mathematics, Cornell University, 1974
(PRINCIPAL SCIENTIST)
Email: | daniel.s.macmillan@nasa.gov |
Org Code: | 61A |
Address: |
NASA/GSFC Mail Code 61A.1 Greenbelt, MD 20771 |
Employer: | NVI INC |
NVI Inc. - NASA/GSFC, Greenbelt, MD
1993 - Present
Interferometrics Inc. - NASA/GSFC, Greenbelt, MD
1989 - 1992
ST Systems Corporation - Lanham, MD
1984 - 1988
Ph.D., Physics, University of Maryland, 1981
M.S., Physics, University of Maryland, 1978
A.B., Physics, Mathematics, Cornell University, 1974
2023. "Performance of the IVS R1 and R4 Sessions." Advances in Space Research [10.1016/j.asr.2023.07.020] [Journal Article/Letter]
2022. "Comparison of EOP and scale parameters estimated from the three simultaneous CONT17 VLBI observing networks." Journal of Geodesy 96 (4): 25 [10.1007/s00190-022-01611-2] [Journal Article/Letter]
2019. "Modernizing and expanding the NASA Space Geodesy Network to meet future geodetic requirements." Journal of Geodesy 93 (11): 2263-2273 [10.1007/s00190-018-1204-5] [Journal Article/Letter]
2019. "Galactocentric acceleration in VLBI analysis." Astronomy & Astrophysics 630 A93 [10.1051/0004-6361/201935379] [Journal Article/Letter]
2017. "EOP and scale from continuous VLBI observing: CONT campaigns to future VGOS networks." J. Geodesy 91 (7): 819-829 [10.1007/s00190-017-1003-4] [Journal Article/Letter]
2015. "The Second Realization of the International Celestial Reference Frame by Very Long Baseline Interferometry." The Astronomical Journal 150 (2): 58 [10.1088/0004-6256/150/2/58] [Journal Article/Letter]
2014. "Tropospheric delay ray tracing applied in VLBI analysis." Journal of Geophysical Research: Solid Earth 119 (12): 9156-9170 [10.1002/2014jb011552] [Journal Article/Letter]
2014. "Continental hydrology loading observed by VLBI measurements." Journal of Geodesy 88 (7): 675-690 [10.1007/s00190-014-0713-0] [Journal Article/Letter]
2014. "Quantifying the Correlation Between the MEI and LOD Variations by Decomposing LOD with Singular Spectrum Analysis." International Association of Geodesy Symposia, "Earth on the Edge: Science for a Sustainable Planet", Melbourne, Australia, June 28 - July 2, 2011 139 473-477 [10.1007/978-3-642-37222-3_63] [Article in Book]
2013. "Effects of ICRF2 on the TRF, CRF, and EOP." International Association of Geodesy Symposia 138 175-179 [10.1007/978-3-642-32998-2_26] [Article in Book]
2013. "External Evaluation of the Terrestrial Reference Frame: Report of the Task Force of the IAG Sub-commission 1.2." Earth on the Edge: Science for a Sustainable Planet IAG Symposia, v. 139 197-202 [10.1007/978-3-642-37222-3_25] [Article in Book]
2013. "The Construction of ICRF2 and Its Impact on the Terrestrial Reference Frame." Earth on the Edge: Science for a Sustainable Planet 185-188 [10.1007/978-3-642-37222-3_23] [Article in Book]
2012. "Comparison of Realizations of the Terrestrial Reference Frame." International Association of Geodesy Symposia 138 51-56 [10.1007/978-3-642-32998-2_9] [Article in Book]
2012. "Effects of ICRF2 on the TRF, CRF, and EOP." REFERENCE FRAMES FOR APPLICATIONS IN GEOSCIENCES, International Association of Geodesy Symposia, "IAG Symposium on Reference Frames for Applications in Geosciences (REFAG)", Marne-la-Vallée, France, Oct: 4-8, 2010 138 175-179 [10.1007/978-3-642-32998-2_26] [Article in Book]
2011. "VLBI-derived troposphere parameters during CONT08." Journal of Geodesy 85 (7): 377-393 [10.1007/s00190-011-0459-x] [Journal Article/Letter]
2010. "Coordinating, Scheduling, Processing and Analyzing IYA09." International VLBI Service for Geodesy and Astrometry, 2010 General Meeting Proceedings NASA CP/2010-215864: Greenbelt, Maryland, U.S.A.: NASA CP/2010-215864 90-94 [Full Text] [Proceedings]
2009. "Precise geodesy with the Very Long Baseline Array." Journal of Geodesy 83 (9): 859-876 [10.1007/s00190-009-0304-7] [Journal Article/Letter]
2009. "The kinematics of Ny-Alesund from space geodetic data." Journal of Geodynamics 48 (1): 37-46 [Journal Article/Letter]
2007. "Combination of long time-series of troposphere zenith delays observed by VLBI." Journal of Geodesy 81 (6-8): 483-501 [10.1007/s00190-007-0147-z] [Journal Article/Letter]
2007. "Radio source instability in VLBI analysis." J Geodesy vol 81 ( 6-8): 443-453 [10.1007/s00190-007-0136-2] [Journal Article/Letter]
2004. "The Second Extension of the International Celestial Reference Frame: ICRF-EXT.1." The Astronomical Journal 127 (6): 3587-3608 [10.1086/420998] [Journal Article/Letter]
2004. "Monitoring the TOPEX and Jason-1 Microwave Radiometers with GPS and VLBI Wet Zenith Path Delays." Marine Geodesy 27 (3-4): 703-716 [10.1080/01490410490904780] [Journal Article/Letter]
2003. "The Second VLBA Calibrator Survey: VCS2." The Astrophysical Journal 126 (5): 2562-2566 [10.1086/378712] [Journal Article/Letter]
2002. "The VLBA Calibrator Survey—VCS1." Astrophysical Journal, Supplement Series 141 (1): 13-21 [10.1086/339806] [Journal Article/Letter]
2000. "VLBI observations of Earth orientation, Proc IAU Colloquium 178." Polar Motion: Historical and Scientific Problems S Dick and D McCarthy eds 251-260 [Journal Article/Letter]
1999. "CORE: Continuous, high-accuracy Earth orientation measurements." Proc 13th Working Meeting on European VLBI for Geodesy and Astrometry 166-171 [Journal Article/Letter]
1999. "Three-dimensional VLBI velocities in a global reference frame." GPS99 [Journal Article/Letter]
1999. "VLBI measurements of Caribbean and South American motion." Geophys Res Lett 26 919-922 [10.1029/1999GL900139] [Journal Article/Letter]
1998. "Using meteorological data assimilation models in computing tropospheric delays at microwave frequencies." Phys Chem Earth 23 97-102 [10.1016/S1464-1895(01)00069-2] [Journal Article/Letter]
1998. "Earth rotation yields valuable information about the dynamics of the Earth system." EOS Trans Am Geophys Union 79 205-206 [10.1029/98EO00149] [Journal Article/Letter]
1997. "Atmospheric gradients and the VLBI terrestrial and celestial reference frames." Geophysical Research Letters 24 (4): 453-456 [10.1029/97GL00143] [Journal Article/Letter]
1994. "Evaluation of very long baseline interferometry atmospheric modeling improvements." Journal of Geophysical Research 99 ( B1): 637-651 [10.1029/93JB02162] [Journal Article/Letter]
1993. "Improvements in the accuracy of geodetic VLBI." Geodynamics Series 47-63 [10.1029/gd025p0047] [Article in Book]
1993. "The consistency of the scale of the terrestrial reference frames estimated from SLR and VLBI data." in Contributions of Space Geodesy to Geodynamics DE Smith and DL Turcotte eds AGU Geodynamics Series Washington 113-120 [Journal Article/Letter]
2019. "Performance of the Operational IVS-R1 and IVS-R4 Sessions ." Proceedings of the International VLBI Service for Geodesy and Astrometry 2018 General Meeting: “Global Geodesy and the Role of VGOS – Fundamental to Sustainable Development”, Longyearbyen, Svalbard, June 3-8, 2018 NASA/CP–2019-219039 228-232 [Full Text] [Proceedings]
2019. "Galactic Aberration in VLBI Analysis." Proceedings of the International VLBI Service for Geodesy and Astrometry 2018 General Meeting: “Global Geodesy and the Role of VGOS–Fundamental to Sustainable Development”, Longyearbyen, Svalbard, June 3-8, 2018 NASA/CP–2019-219039 163-168 [Full Text] [Proceedings]
2017. "Implementation of the vgosDb format at the GSFC VLBI Analysis Center." Proceedings of the 23rd European VLBI Group for Geodesy and Astrometry Working Meeting, 14-19 May, 2017, Gothenburg, Sweden 235-237 [Full Text] [Proceedings]
2017. "Investigating the noise floor of VLBI source positions." Proceedings of the 23rd European VLBI Group for Geodesy and Astrometry Working Meeting, 14-19 May, 2017, Gothenburg, Sweden 186-189 [Full Text] [Proceedings]
2016. "Generation of the Global Geodetic Networks for GGOS." International VLBI Service for Geodesy and Astrometry, 2016 General Meeting Proceedings, "New Horizons with VGOS" NASA/CP-2016-219016 73-77 [Full Text] [Proceedings]
2016. "From CONT to VGOS: the Evolution of the CONT Campaigns." International VLBI Service for Geodesy and Astrometry, 2016 General Meeting Proceedings, "New Horizons with VGOS" NASA/CP-2016-219016 127-131 [Full Text] [Proceedings]
2016. "Transition to vgosDb Format." International VLBI Service for Geodesy and Astrometry, 2016 General Meeting Proceedings, "New Horizons with VGOS" NASA/CP-2016-219016 222-224 [Full Text] [Proceedings]
2016. "Aspects of ICRF-3." International VLBI Service for Geodesy and Astrometry, 2016 General Meeting Proceedings, "New Horizons with VGOS" NASA/CP-2016-219016 270-274 [Full Text] [Proceedings]
2015. "Observing Gaia transfer sources in R&D and RDV sessions." Proceedings of the 22nd Meeting of the European VLBI Group for Geodesy and Astronomy, Sao Miguel, Azores, May 17-21. 2015 277-280 [Full Text] [Proceedings]
2013. "Optimal time lags to use in modeling the thermal deformation of VLBI Antennas." 21st Meeting of the European VLBI Group for Geodesy and Astronomy, held in Espoo, Finland, March 5-8, 2013, Eds: N. Zubko and M. Poutanen, Reports of the Finnish Geodetic Institute, p. 165-168. 165-168 [Proceedings]
2012. "Network Determination and Timeliness of the Rapid Sessions." International VLBI Service for Geodesy and Astrometry, 2012 General Meeting Proceedings NASA CP/2012-217504 166-170 [Full Text] [Proceedings]
2012. "The First Release of νSolve." International VLBI Service for Geodesy and Astrometry, 2012 General Meeting Proceedings, NASA CP/2012-217504 222-226 [Full Text] [Proceedings]
2012. "Improving VLBI Processing by using Homogeneous Data for Pressure and Temperature." International VLBI Service for Geodesy and Astrometry, 2012 General Meeting Proceedings NASA CP/2012-217504 241-245 [Full Text] [Proceedings]
2010. "VLBI-SLR Combination Solution Using GEODYN." International VLBI Service for Geodesy and Astrometry, 2010 General Meeting Proceedings NASA CP/2010-215864 227-231 [Full Text] [Proceedings]
2010. "The Composition of the Master Schedule." International VLBI Service for Geodesy and Astrometry, 2010 General Meeting Proceedings NASA CP/2010-215864: Greenbelt, Maryland, U.S.A.: NASA CP/2010-215864 85-89 [Full Text] [Proceedings]
2010. "GSFC VLBI analysis center." 2010 International VLBI Service for Geodesy and Astrometry Annual Report 2009 231-234 [Full Text] [Report]
2010. "Development of a new VLBI data analysis software." International VLBI Service for Geodesy and Astrometry, 2010 General Meeting Proceedings, "VLBI2010: From Vision to Reality" NASA CP/2010-215864 197-201 [Full Text] [Proceedings]