Search Results - "Kang, Zhigui"

Measuring 1-mm-accurate local survey ties over kilometer baselines at McDonald Geodetic Observatory by Rivera, Jullian, Bettadpur, Srinivas, Griffin, John, Kang, Zhigui, Ries, John

“…The goal for the next generation of terrestrial reference frames (TRF) is to achieve a 1-mm- and 0.1-mm/yr-accurate frame realization through the combination…”
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Precise orbit determination for the GRACE mission using only GPS data by ZHIGUI KANG, TAPLEY, Byron, BETTADPUR, Srinivas, RIES, John, NAGEL, Peter, PASTOR, Rick

“…The GRACE (gravity recovery and climate experiment) satellites, launched in March 2002, are each equipped with a BlackJack GPS onboard receiver for precise…”
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GPS-Based Precise Orbit Determination of LEO Satellites Using Space-Based Double-Differenced Observations by Kang, Zhigui, Bettadpur, Srinivas, Save, Himanshu, Nagel, Peter

“…One of the important GPS applications in space is precise orbit determination (POD) of Low-Earth Orbit (LEO) satellites. Thousands of LEO satellites are…”
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Extending the Global Mass Change Data Record: GRACE Follow‐On Instrument and Science Data Performance by 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

“…Since June, 2018, the Gravity Recovery and Climate Experiment Follow‐On (GRACE‐FO) is extending the 15‐year monthly mass change record of the GRACE mission,…”
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Geocenter motion time series derived from GRACE GPS and LAGEOS observations by Kang, Zhigui, Tapley, Byron, Chen, Jianli, Ries, John, Bettadpur, Srinivas

“…Accurate quantification of geocenter motion is important for maintaining the reference frame and estimating large-scale mass variations using the Gravity…”
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Geocenter variations derived from GPS tracking of the GRACE satellites by Kang, Zhigui, Tapley, Byron, Chen, Jianli, Ries, John, Bettadpur, Srinivas

“…Two 4.5-year sets of daily geocenter variations have been derived from GPS-LEO (Low-Earth Orbiter) tracking of the GRACE (Gravity Recovery And Climate…”
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