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Table 5 SLR validation results of four shadow models for different satellites (\({N}_{\mathrm{points}}\): Number of observation points; unit: mm)

From: Comparison of shadow models and their impact on precise orbit determination of BeiDou satellites during eclipsing phases

PRN

Model

Mean

RMS

STD

\({N}_{\mathrm{points}}\)

C08

3dishes

170.5

171.5

18.6

333

PPM

168.6

169.7

18.6

333

PPMatm

165.5

166.7

18.6

333

SOLAARS-CF

165.2

166.5

18.6

333

C10

3dishes

13.1

33.1

30.4

1395

PPM

7.6

26.1

29.8

1395

PPMatm

3.6

23.2

29.8

1400

SOLAARS-CF

3.5

23.2

29.6

1400

C11

3dishes

29.6

61.8

54.3

20,119

PPM

26.3

59.7

53.6

20,547

PPMatm

24.7

58.1

53.5

20,595

SOLAARS-CF

24.3

57.9

53.6

20,612

C13

3dishes

235.5

236.0

15.2

268

PPM

233.7

233.6

15.1

268

PPMatm

228.3

228.8

15.1

268

SOLAARS-CF

226.4

226.9

15.1

268

C20

3dishes

52.5

67.9

52.7

17,202

PPM

49.7

66.2

52.5

17,229

PPMatm

47.9

65.5

52.6

17,289

SOLAARS-CF

47.6

65.3

52.2

17,289

C21

3dishes

22.3

49.9

36.3

2439

PPM

20.4

48.6

36.1

2439

PPMatm

19.7

46.5

36.4

2472

SOLAARS-CF

19.3

46.6

36.5

2472

C29

3dishes

− 23.9

66.3

61.9

16,776

PPM

− 21.3

64.1

61.8

16,776

PPMatm

− 19.5

62.5

61.6

16,776

SOLAARS-CF

− 19.9

62.7

61.6

16,776

C30

3dishes

− 44.0

48.3

20.2

15,580

PPM

− 41.5

46.5

20.2

15,580

PPMatm

− 40.8

45.8

20.2

15,580

SOLAARS-CF

− 40.2

45.5

20.3

15,580