Page - 158 - in Contributions to GRACE Gravity Field Recovery - Improvements in Dynamic Orbit Integration, Stochastic Modelling of the Antenna Offset Correction, and Co-Estimation of Satellite Orientations

hl-SST High-low satellite-to-satellite tracking. 24, 30, 32, 41, 49, 50, 56, 58, 61, 72, 76, 93, 129 ICRF International celestial reference frame. 25 IfG is the Institute of Geodesy at Graz University of Technology. 1, 2, 29, 30, 41, 45, 96, 153, 154, 157 ITRF International terrestrial reference frame. 25 ITSG-Grace2016 is a series of monthly and daily gravity field solutions computed by the Institute of Geodesy’s working group for satellite geodesy and theoretical geodesy at Graz University of Technology. i, vi, ix, xi, 1, 2, 29, 37, 41–44, 46, 48–64, 66, 68, 70, 72, 74, 76, 77, 79, 88, 93, 99, 100, 104, 117, 120, 141, 153, 154 ITSG-Grace2018 is the successor to ITSG-Grace2018. 2, 41, 153, 154, 158 JPL is the jet propulsion laboratory, a NASA laboratory that carries out robotic earth and space science missions. 28, 41, 154 KBR K/Ka band ranging instrument. ix, 24–27, 42, 43, 45, 49, 50, 55, 56, 60–62, 72, 73, 76, 79, 94, 95, 99, 101, 102, 108, 111, 116, 119, 128, 129, 132, 133, 136–138, 140, 152–154 KF K-Frame. 25, 27, 44, 45, 137, 139 LAGEOS Laser geodynamics satellite. 84 ll-SST Low-lowsatellite-to-satellite tracking. vi, ix, x, 24,30, 32,41, 43,49–51, 56, 58, 60, 61, 72, 74, 76, 93, 94, 96, 99–101, 103, 105–107, 109, 114, 116–119, 128–130, 132, 152, 153 LOS Line of sight. 27 LOSF Line of sight frame. 25, 27, 44, 45, 99 LRI Laser ranging interferometer. 79, 80, 94–97, 153 LRR Laser retro-reflector. 24 LSA Least squares adjustment. i, 1, 3, 6, 34, 44, 47, 56, 74, 85, 87, 119, 125, 136, 150, 152, 154 NASA is the National Aeronautics and Space Administration, the US’ civil- ian aeronautics and aerospace research agency. 1, 23, 158 PDF Probability density function. 107, 108 POD Precise orbit determination. 42, 43, 49, 50, 57, 58, 61, 62, 73–76 PSD Power spectral density. ix, x, 63–66, 71, 72, 74, 75, 90, 92, 94, 99, 111–116, 130, 131, 153 RMS Root mean square. ix–xi, 80, 89, 90, 114, 145–149, 151 SCA Star camera assembly. 23, 41, 43, 45–48, 60, 101, 104–107, 111, 116, 119, 128, 132–136, 140, 152, 154 SCA1B Star camera level 1B product. 41, 46, 107, 132, 134, 137, 140, 154, 155 SCF Star camera frame. 25, 46 SDS is the GRACE Science Data System. 28, 41, 43, 116 158