Phase Error Modeling and Its Impact on Precise Orbit Determination of GRACE Satellites

Figure 4

Orbit comparison results for GRACE A ((a), (c), (e), (g), and (i)) and GRACE B ((b), (d), (f), (h), and (j)).

(a) POD + NOPMC – POD + PMC (GRACE A)

(b) POD + NOPMC – POD + PMC (GRACE B)

(c) POD + MVC – POD + PMC (GRACE A)

(d) POD + MVC – POD + PMC (GRACE B)

(e) POD + NOPMC – JPL (GRACE A)

(f) POD + NOPMC – JPL (GRACE B)

(g) POD + MVC – JPL (GRACE A)

(h) POD + MVC – JPL (GRACE B)

(i) POD + PMC – JPL (GRACE A)

(j) POD + PMC – JPL (GRACE B)