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Table 2. POD quality assessment: orbit differences between kinematic and reduced-dynamic orbit solutions and fit of SLR observations for the reduced-dynamic orbit solution.

From: Thermospheric density and wind retrieval from Swarm observations

Satellite Date RMS of orbit differences (cm) SLR residuals
   Reduced-dynamic vs. kinematic Number RMS (cm)
   Radial Along-track Cross-track   
GRACE-A 7 Nov. 5.85 2.90 6.62 33 2.0
  8 Nov. 7.65 5.71 7.75 21 6.6
GRACE-B 7 Nov. 6.82 3.90 10.18 52 1.3
  8 Nov. 7.73 4.15 10.42 40 2.8
CHAMP 7 Nov. 5.27 4.53 5.32 142 2.6
  8 Nov. 6.60 4.82 5.77 114 2.0