Table 3 Statistics of the differences between the observed gravity anomalies and the GGM EGM-DIR-R5 [Unit: (mGal)]
From: A high-resolution gravimetric quasigeoid model for Vietnam
Data | Mean | STD | Max | Min |
|---|---|---|---|---|
VIGAC-(EGM-DIR-R5 + RTM) (10,940 points) | − 0.7 | 9.1 | 158.4 | − 62.7 |
IGP-(EGM-DIR-R5 + RTM) (19,267 points) | 4.5 | 19.1 | 153.4 | − 54.8 |
VIGAC-(EGM-DIR-R5 + RTM) (H < 100 m) (6980 points) | − 0.1 | 8.4 | 158.4 | − 35.6 |
IGP-(EGM-DIR-R5 + RTM) (H < 100 m) (13,497 points) | − 0.6 | 9.5 | 121.8 | − 54.8 |
VIGAC-(EGM-DIR-R5 + RTM) (H > 100 m) (3960 points) | − 1.6 | 10.1 | 105.6 | − 62.7 |
IGP-(EGM-DIR-R5 + RTM) (H > 100 m) (5770 points) | 16.4 | 28.4 | 153.4 | − 39.0 |
IGP cleaned-(EGM-DIR-R5 + RTM) (17,307 points) | 0 | 8.9 | 27.3 | − 27.1 |
All data (VIGAC cleaned, IGP cleaned, BGI)—EGM-DIR-R5 (29,121 points) | − 12.0 | 21.7 | 125.6 | − 154.5 |
All data (VIGAC cleaned, IGP cleaned, BGI)—(EGM-DIR-R5 + RTM) (29,121 points) | − 0.3 | 9.0 | 158.4 | − 62.7 |