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Table 3 Information of the repeated ship lines

From: Experimental study on improving the accuracy of marine gravimetry by combining moving-base gravimeters with GNSS antenna array

Name

Direction

Number of repeats

Line endpoint (°)

H1

E–W

2

(116.834972, 18.691314), (114.162026, 18.691703)

S1

N–S

3

(115.81966, 20.399971), (115.819741, 17.400011)

X1

NW–SE

3

(115.59999, 16.515155), (114.150013, 19.563549)

X2

NW–SE

3

(115.584181, 20.736491), (116.880896, 18.001463)