mark Id

Latitude

Longitude

Altitude

exact undulation

calculated undulation

deviation

Afg4

36.862666

10.0071749

25.87

42.094

42.097

−0.003

All8

37.0493316

10.098796

26.271

42.094

42.09

0.004

Amn1

36.9027368

10.1247048

43.293

42.02

42.059

−0.039

Amn2

36.9442323

10.1735157

2.52

41.989

41.978

0.011

EF23

36.6412313

10.13018

46.654

41.634

41.626

0.008

AA11

36.8944524

10.1159491

44.033

42.086

42.065

0.021

FF7

36.7594748

10.237788

5.921

41.723

41.716

0.007