Cockrell School of Engineering University of Texas at Austin
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Photo of Dr. Srinivas Bettadpur

Dr. Srinivas Bettadpur

Professor, Department of Aerospace Engineering & Engineering Mechanics

Courtesy Appointment in the Department of Geological Sciences
Affiliate at UT Applied Research Laboratories

Email: srinivas@csr.utexas.edu
Phone: 512-471-7587
Office: WPR & ASE


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Bettadpur CV Fall 2024

PUBLICATIONS

  1. (2024 May) Rivera, J., Bettadpur, S., Griffin, J., Kang, Z., Ries, J. Measuring 1-mm-accurate local survey ties over kilometer baselines at McDonald Geodetic Observatory. J Geod 98, 46. https://doi.org/10.1007/s00190-024-01853-2.
  2. (2024 Apr) Kang, Z., Bettadpur, S., Save, H. Nagel, P. GPS-Based Precise Orbit Determination of LEO Satellites Using Space-Based Double-Differenced Observations. J Astronaut Sci 71, 25 (2024). https://doi.org/10.1007/s40295-024-00444-9.
  3. (2023 Aug) Skeens, J., York, J., Petrov, L., Munton, D., Herrity, K., Ji-Cathriner, R., Bettadpur, S., Gaussiran, T.. First observations with a GNSS antenna to radio telescope interferometer. Radio Science, 58, e2023RS007734. doi:10.1029/2023RS007734.
  4. (2022 Sep) Krichman, B., S. Bettadpur, T. Pekker (2022 Sep). “Use of Mass Change Data from Satellite Gravimetry to Assess Earth System Model Physics”. J. of Hydrometeorology, doi: 10.1175/JHM-D-21-0216.1
  5. (2021 Nov) Pie, N., Bettadpur, S. V., Tamisiea, M., Krichman, B., Save, H., Poole, S., et al.,“Time variable Earth gravity field models from the first spaceborne laser ranging interferometer". Journal of Geophysical Research: Solid Earth, 126, e2021JB022392, doi:10.1029/2021JB022392.
  6. (2021 May) Chen, J.L., Tapley, B.D., Tamisiea, M., Save, H., Wilson, C.R., Bettadpur, S., Seo, K.W., “Uncertainty Assessment of GRACE and GRACE Follow-On Observed Mass Changes”, J. Geophys. Res. (Solid Earth), doi:10.1029/2021JB022124.
  7. (2020 Aug) Kang, Z., S. Bettadpur, P. Nagel, H. Save, S. Poole, and N. Pie, "GRACE-FO precise orbit determination and gravity field recovery," Journal of Geodesy, doi:10.1007/s00190-020-01414-3.
  8. (2020 May) Landerer, Felix W, Flechtner, Frank M, Save, Himanshu, Webb, Frank H, Bandikova, Tamara, Bertiger, William I, Bettadpur, Srinivas V, Byun, Sung Hun, Dahle, Christoph, Dobslaw, Henryk, Fahnestock, Eugene, Harvey, Nate, Kang, Zhigui, Kruizinga, Gerhard L. H, Loomis, Bryant D, McCullough, Christopher, Murböck, Michael, Nagel, Peter, Paik, Meegyeong, Pie, Nadege, Poole, Steve, Strekalov, Dmitry, Tamisiea, Mark E, Wang, Furun, Watkins, Michael M, Wen, Hui‐Ying, Wiese, David N, Yuan, Dah‐Ning, "Extending the global mass change data record: GRACE Follow-On instrument and science data performance", Geophysical Research Letters, v.47 (12), doi:10.1029/2020GL088306.
  9. (2020 Jan) Getirana, A., M. Rodell, S. Kumar, H.-K. Beaudoing, K. Arsenault, B. Zaitchik, H. Save, and S. Bettadpur., GRACE Improves Seasonal Groundwater Forecast Initialization over the United States", Journal of Hydrometeorology, Vol 21. No.1, pp 59-71, doi: 10.1175/JHM-D-19-0096.1
  10. (2019 Sep) Li, Bailing, Matthew Rodell, Sujay Kumar, Hiroko Kato Beaudoing, Augusto Getirana, Benjamin F. Zaitchik, Luis Gustavo de Goncalves, Camila Cossetin, Soumendra Bhanja, Abhijit Mukherjee, Siyuan Tian, Natthachet Tangdamrongsub, Di Long, Jamiat Nanteza, Jejung Lee, Frederick Policelli, Ibrahim B. Goni, Djoret Daira, Mohammed Bila, Gabriëlle de Lannoy, David Mocko, Susan C. Steele‐Dunne, Himanshu Save, Srinivas Bettadpur, "Global GRACE data assimilation for groundwater and drought monitoring: Advances and challenges", Water Resources Research, 55, 7564-7586, doi:10.1029/2018WR024618
  11. (2019 Aug) Kang, Z., B. Tapley, J. Chen, J. Ries, S. Bettadpur, "Geocenter motion time series derived from GRACE GPS and LAGEOS observations", Journal of Geodesy 93:1931. doi:10.1007/s00190-019-01292-4.
  12. (2019 May) Tapley, B., Watkins, M., Flechtner, F., Reigber, C., Bettadpur, S., Rodell, M., & Sasgen, I., Famiglietti, J., Landerer, F., Chambers, D., Reager, J., Gardner, A., Save, H., Ivins, E., Swenson, S., Boening, C., Dahle, C., Wiese, D., Dobslaw, H., Velicogna, I., "Contributions of GRACE to understanding climate change". Nature Climate Change. doi:10.1038/s41558-019-0456-2.
  13. (2019 May/Jun) Kornfeld, R., B. Arnold, M.A. Gross, N. Dahya, W. Klipstein, P. Gath and S. Bettadpur, "GRACE-FO: The Gravity Recovery And Climate Experiment Follow-On Mission", Journal of Spacecrafts & Rockets, v 56, n 3, p 931-951, doi: 10.2514/1.A34326.
  14. (2019 Jan) M. Z. Hakuba, G.L. Stephens, B. Christophe, A.E. Nash, B. Foulon, S. Bettadpur, B. Tapley, F.H. Webb, "Earth's Energy Imbalance Measured From Space," in IEEE Transactions on Geoscience and Remote Sensing. doi: 10.1109/TGRS.2018.2851976.
  15. (2018 Nov) Chen, J., B. Tapley, H. Save, M. Tamisiea, S. Bettadpur, J. Ries, “Quantification of ocean mass change using gravity recovery and climate experiment, satellite altimeter, and Argo floats observations, Journal of Geophysical Research: Solid Earth, 123, n 11, p 10212-25, doi:10.1029/2018JB016095.
  16. (2016) Save, H., S. Bettadpur and B. Tapley, "High resolution CSR GRACE RL05 mascons," Jour. Geophys. Res. (Solid Earth), Vol. 121, No. 10, pp 7547-7569, doi: 10.1002/2016JB013007.
  17. (2016) Sakumura, C, S. Bettadpur, H. Save and C. McCullough, "High-frequency terrestrial water storage signal capture via a regularized sliding window mascon product from GRACE," Jour. Geophys. Res. (Solid Earth), Vol. 121, No. 5. pp 4014-4030, doi: 0.1002/2016JB012843.
  18. (2015)Wahr, J., R. S. Nerem, and S. V. Bettadpur, The pole tide and its effect on GRACE time-variable gravity measurements: Implications for estimates of surface mass variations. J. Geophys. Res. Solid Earth, 120, 4597–4615. doi: 10.1002/2015JB011986.
  19. (2015) McCullough, C., S. Bettadpur and K. MacDonald, "Accuracy of Numerical Algorithms for Satellite Orbit Propagation and Gravity Field Determination," Journal of Spacecraft and Rockets, Vol. 52, No. 3 (2015), pp. 766-775 doi: 10.2514/1.A33008.
  20. (2014) Sakumura, C., Bettadpur, S., and Bruinsma, S., "Ensemble prediction and intercomparison analysis of GRACE time-variable gravity field models", Geophysical Research Letters, 41:1389–1397, doi:10.1002/2013GL058632.
  21. (2012 Nov) Shepherd, A., E. Ivins, G. A, V. Barletta, M. Bentley, S. Bettadpur, K. Briggs, D. Bromwich, R. Forsberg, N Galin, M Horwath, S Jacobs, I Joughin, M King, J Leaerts, J Li, S Ligtenberg, A Luckman, S Luthcke, M McMillan, R Meister, G Milne, J Mouginot, A Muir, J Nicolas, J Paden, A Payne, H Pritchard, E Rignot, H Rott, L Sorensen, T Scambos, B Scheuch, E Schrama, B Smith, A Sundal, J van Angelen, W van de Berg, M van den Broeke, D Vaughan, I Velicogna, J Wahr, P Whitehouse, D Wingham, D Yi, D Young, and J Zwally, "A reconciled estimate of ice-sheet mass balance, (A. Shepherd and 46 others) Science, Vol 338, N 6111, pp 1183-1189, doi: 10.1126/science.1228102, 30 November 2012.
  22. (2012) Ko, U.-D., B. Tapley, J. Ries, and S. Bettadpur, "High-Frequency Noise in the Gravity Recovery and Climate Experiment Intersatellite Ranging System", Journal of Spacecraft and Rockets, 49:1163–1173, doi:10.2514/1.A32141.
  23. (2012) Bonin, J., S. Bettadpur and B. Tapley, "High frequency signal and noise estimates of CSR GRACE RL04", Jour of Geodesy, doi: 10.1007/s00190-012-0572-5.
  24. (2012) Save, H., S. Bettadpur and B. Tapley, "Reducing errors in GRACE gravity solutions using regularization", Jour. Of Geodesy, v 86, n 9, pp 695-711, doi: 10.1007/s00190-012-0548-5.
  25. (2010) Steckler, M., S. Nooner, S.H. Akhter, S.K. Chowdhury, S. Bettadpur, L. Seeber and M.G. Kogan, "Modeling Earth deformation from monsoonal flooding in Bangladesh using Hydrographic, GPS and Gravity Recovery And Climate Experiment (GRACE) data" (2010), Jour. Geophys. Res., 115, B08407, doi: 10.1029/2009JB007018.
  26. (2010) Wang, F., S. Bettadpur, H. Save and G. Kruizinga, "Determination of center-of-mass of gravity recovery and climate experiment satellites", Jour. of Spacecrafts and Rockets, v 47, n 2, p371-379.
  27. (2009) Kang, Z., B. Tapley, J. Chen, J. Ries and S. Bettadpur, "Geocenter variations derived from GPS tracking of the GRACE satellites", Jour. Of Geodesy, v 83, n 10, pp 895-901, doi: 10.1007/s00190-009-0307-4.
  28. (2008) Flury, J., S. Bettadpur and B. Tapley, "Precise accelerometry on-board the GRACE gravity mission", Adv. In Space Research, v 42, n 8, Oct 15, 2008, pp 1414-1423.
  29. (2007) Tapley, B., J. Ries, S. Bettadpur and M. Cheng, "Neutral density measurements from the Gravity Recovery and Climate Experiment Accelerometers", Jour. Spacecrafts & Rockets, v 44, n 6, Nov-Dec 2007.
  30. (2007) Kang, Z., Tapley, B., J. Ries, S. Bettadpur, P. Nagel, "Impact of GPS antenna offsets on GPS-based precise orbit determination", Adv. in Space Research, v 39, n 10, 2007, pp 1524-1530.
  31. (2006) Kang, Z., Tapley, B., S. Bettadpur, J. Ries, P. Nagel and R. Pastor, "Precise orbit determination for the GRACE mission using only GPS data", Jour. Of Geodesy, v 80, n 6, Sep 2006, doi: 10.1007/s00190-006-0073-5.
  32. (2006) Kang, Z., B. Tapley, S. Bettadpur, J. Ries and P. Nagel, "Precise orbit determination for GRACE using accelerometer data", Adv. In Space Research, v 38, n 9, p2131-2136.
  33. (2006) Gunter, B., J. Ries, S. Bettadpur, B. Tapley, "A simulation study of the errors of omission and commission for GRACE RL01 gravity fields", Jour. Of Geodesy, Sep 2006, doi: 10.1007/s00190-006-0083-3.
  34. (2006) Montenbruck, O., M. Kirschner, S. D’Amico, and S. Bettadpur, "E/I-Vector separation for safe switching of the GRACE formation, Aerospace Science & Technology, 12 May 2006, doi:10.1016/j.ast.2006.04.001.
  35. (2005) Tapley, B., J. Ries, S. Bettadpur, D. Chambers, M. Cheng, F. Condi, B. Gunter, Z. Kang, P. Nagel, R. Pastor, T. Pekker, S. Poole, and F. Wang, "GGM02 – In improved Earth gravity model from GRACE", Jour. Of Geodesy, Sep 2005, doi: 10.1007/s00190-005-0480-z.
  36. (2004) Thompson, P., S. Bettadpur and B. Tapley, "Impact of short period, non-tidal, temporal mass variability on GRACE gravity estimates", Geophys. Res. Lett., 31, L06619, doi:10.1029/2003GL019285.
  37. (2004) Tapley, B., S. Bettadpur, J. Ries, P. Thompson and M. Watkins, "GRACE measurements of mass variability in the Earth system", Science, Vol 305, Issue 5683, 503-505, 23 July 2004, doi: 10.1126/science.1099192.
  38. (2004) Tapley, B., S. Bettadpur, M. Watkins and C. Reigber, "The Gravity Recovery And Climate Experiment: Mission Overview and Early Results", Geophys. Res. Lett, 31, L09607, doi:10.1029/2004GL019920.
  39. (2003) Tapley, B.D., D. Chambers, S. Bettadpur and J. Ries, "Large scale ocean circulation from the GRACE GGM01 geoid", Geophys. Res. Lett, 30(22), 2163, Nov 15.
  40. (2003) Dunn, C.E., W. Bertiger, Y. Bar-Sever, S. Desai, B. Haines, D. Kuang, G. Franklin, I. Harris, G. Kruizinga, T. Meehan, S. Nandi, D. Nguyen, T. Rogstad, J. B. Thomas, J. Tien, L. Romans, M. Watkins, S-C Wu, S. Bettadpur, and J.R. Kim, "Instrument of GRACE (GPS Augments Gravity Measurements, Application Challenge, GPS World, Vol 14, No.2, Feb 2003.
  41. (2000) Lundberg, J., R.J. Eanes and S. Bettadpur, "Long arc orbit determination solutions using Encke’s method", Applied Mathematics and Computation, v 113, n 1, 1 July 2000, p43-53.
  42. (1995) Ray, R., S. Bettadpur, R.J. Eanes, and E.J.O. Schrama, "Geometrical Determination Love Number h2 at Four Tidal Frequencies", Geophysical Research Letters, 22(16), 2175-2178.
  43. (1995) Bettadpur, S., "Hotine's Geopotential Formulation: Revisited", Bulletin Geodesique, 69(3), 135-142. [This paper won the 1995 IAG Best Publication Award for Young Scientist]
  44. (1994) Bettadpur, S. and R.J. Eanes, "Geographical Representation of Radial Orbit Errors Due to Ocean Tides", Journal of Geophysical Research, 99(C12), 24883-24894.
  45. (1992) Bettadpur, S., J.B. Lundberg and B.E. Schutz, "Spherical Harmonic Synthesis and Least Squares Computations in Satellite Gravity Gradiometry", Bulletin Geodesique, 66 (2), 261-271.
  46. (1991) Kumar, K., D. Yadav and B.V. Srinivas, "Adaptive Noise Models for the Extended Kalman Filter", Journal of Guidance, Control and Dynamics, 14 (2), 475-477.