Sciences and Exploration Directorate

Sergei Bolotin

(Scientist)

Sergei Bolotin's Contact Card & Information.
Email: sergei.bolotin@nasa.gov
Phone: 301.614.6096
Org Code: 61A
Address:
NASA/GSFC
Mail Code 61A.1
Greenbelt, MD 20771
Employer: NVI INC

Positions/Employment


Scientist

NVI, Inc. - GSFC NASA

2011 - Present

Developing of software for VLBI data analysis: SteelBreeze and nuSolve. Data analysis of the geodetic and astrometric very long baseline interferometry (VLBI) observations. Construction of Celestial and Terrestrial Reference Frames and determining their mutual orientation from analysis of VLBI data. Investigation of different effects and geophysical phenomena which affect the VLBI observables.
 

Education


Ph.D., Astrometry and Celestial Mechanics, 2002, Main Astronomical
       Observatory, Ukrainian National Academy of Sciences -- Kiev, Ukraine.
       Thesis: "Developing of models and geodetic parameters estimation from
       VLBI data analysis".

 M.S. in Physics and Astronomy, 1990 Kiev State University, Physics
       Department -- Kiev, Ukraine.

 

Professional Service


2009 - present: Scientist -- NVI, Inc., Greenbelt, Maryland;
2003 - 2009:     Senior Research Scientist -- Main Astronomical Observatory
                         (MAO), Ukrainian National Academy of Sciences (NASU), Kiev, 
                         Ukraine;
1998 - 2003:     Junior Research Scientist -- MAO NASU, Kiev, Ukraine
1995 - 1998:     Engineer -- MAO NASU, Kiev, Ukraine
1992 - 1995:     Post-graduate student - MAO NASU, Kiev, Ukraine;
1990 - 1992:     Software Engineer - Committee of Science and Culture for
                         relations with Ukrainians abroad, Presidium of Acad. of
                         Sci., Ukr.SSR.

Publications


Refereed

2020. "The third realization of the International Celestial Reference Frame by very long baseline interferometry." Astronomy & Astrophysics 644 (A159): [10.1051/0004-6361/202038368] [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]

2018. "Demonstration of a Broadband Very Long Baseline Interferometer System: A New Instrument for High-Precision Space Geodesy." Radio Science 63 1263-1291 [10.1029/2018rs006617] [Journal Article/Letter]

2016. "IVS Observation of ICRF2-Gaia Transfer Sources." The Astronomical Journal 151 (3): 79 [10.3847/0004-6256/151/3/79] [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]

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. "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. ""High frequency nutation from GRGS mult-technique combination"." Proceedings of the 6th Orlov Conference 128-133 [Proceedings]

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]

Non-Refereed

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]

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]

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. "Regularization of Nutation Time Series at GSFC." International VLBI Service for Geodesy and Astrometry, 2012 General Meeting Proceedings, NASA CP/2012-217504 380-384 [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. "Individual and combined solutions of celestrial reference frame." Proceedings of the 6th Orlov Conference 55-63 [Proceedings]

2010. "Investigation of the EOP data sets." Proceedings of the 6th Orlov Conference [Proceedings]

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]