
RC3000 Antenna Controller Appendix TLE Two Line Element Tracking
TLE-10
3.3.1.1.4.1 Line 1 Data
FIELD COL DESCRIPTION EXAMPLE COMMENTS
1.1 1 Line number of Element Set 1
2 Blank line
1.2 3 Satellite Numbe
1
4 6
5 2
6 7
7 6
1.3 8 Securit
Classification U
9
lan
Blank line
1.4 10 ID*-Launch Yea
8
11 5
1.5 12 ID*-Launch Number of Yea
1
13 0
14 9
1.6 15 ID*-Piece of Launch D
16
17 * International Desi
nato
18 Blank line
1.7 19 E
och Yea
0 Last two di
its of
ea
20 1
1.8 21 E
och Da
of Year + 0
22 Fraction of Da
8
23 9
24 .
25 4
26 1
27 6
28 5
29 8
30 0
31 7
32 1
33 Blank line
1.9 34 First Time Derivative of Mean Motion - “BallisticCoefficient”
35 .
36 0
37 0
38 0
39 0
40 0
41 2
42 3
43 0
44 Blan
line
1.10 45 Second Time Derivative of Mean 0
46 Motion 0
47 0
48 0
49 0
50 -
51 0
52
53 Blank line
1.11 54 BSTAR dra
ter
“Radiation Pressure Coefficient”
55 1
56 0
57 0
58 0
59 0
60 -
61 3
62 Blank line
1.12 63 E
hemeris T
e 0 Alwa
s 0 for distributed elements
64 Blank line
1.13 65 Element Numbe
66
67 8
68 6
1.14 69 Checksu
2 Modulo 10
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