GRACE Orbit Lifetime Prediction: Created on 2011-12-02 using
MSFC Flux Data; Prediction Epoch is 2011-09-30 

GRACE Orbit Lifetime Parameters obtained using Predicted (95%) Monthly Solar Flux

Click here for GRC-1 Lifetime Data using MET

GRACE Satellite Drag Parameters:

• C_D = 2.448   (GPS estimated C_D, Averaged over the first 9 months of 2011)  

• A = 0.96 m²

• Mass = 485.40 kg (Kept same, over the mission so far)