📄 sp3c.txt
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Columns 58-60 Sat #34 Accuracy __0 I3
SP3 Line Ten
Columns 1-2 Symbols ++ A2
Columns 3-9 Unused _______ 7 blanks
Columns 10-12 Sat #35 Accuracy __0 I3
Columns 13-15 Sat #36 Accuracy __0 I3
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*
*
Columns 58-60 Sat #51 Accuracy __0 I3
SP3 Line Eleven
Columns 1-2 Symbols ++ A2
Columns 3-9 Unused _______ 7 blanks
Columns 10-12 Sat #52 Accuracy __0 I3
Columns 13-15 Sat #53 Accuracy __0 I3
*
*
*
Columns 58-60 Sat #68 Accuracy __0 I3
SP3 Line Twelve
Columns 1-2 Symbols ++ A2
Columns 3-9 Unused _______ 7 blanks
Columns 10-12 Sat #69 Accuracy __0 I3
Columns 13-15 Sat #70 Accuracy __0 I3
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*
*
Columns 58-60 Sat #85 Accuracy __0 I3
SP3 Line Thirteen
Columns 1-2 Symbols %c A2
Column 3 Unused _ blank
Columns 4-5 File Type G_ A2
Column 6 Unused _ blank
Columns 7-8 2 characters cc A2
Column 9 Unused _ blank
Columns 10-12 Time System GPS A3
Column 13 Unused _ blank
Columns 14-16 3 characters ccc A3
Column 17 Unused _ blank
Columns 18-21 4 characters cccc A4
Column 22 Unused _ blank
Columns 23-26 4 characters cccc A4
Column 27 Unused _ blank
Columns 28-31 4 characters cccc A4
Column 32 Unused _ blank
Columns 33-36 4 characters cccc A4
Column 37 Unused _ blank
Columns 38-42 5 characters ccccc A5
Column 43 Unused _ blank
Columns 44-48 5 characters ccccc A5
Column 49 Unused _ blank
Columns 50-54 5 characters ccccc A5
Column 55 Unused _ blank
Columns 56-60 5 characters ccccc A5
SP3 Line Fourteen
Columns 1-2 Symbols %c A2
Column 3 Unused _ blank
Columns 4-5 2 characters cc A2
Column 6 Unused _ blank
Columns 7-8 2 characters cc A2
Column 9 Unused _ blank
Columns 10-12 3 characters ccc A3
Column 13 Unused _ blank
Columns 14-16 3 characters ccc A3
Column 17 Unused _ blank
Columns 18-21 4 characters cccc A4
Column 22 Unused _ blank
Columns 23-26 4 characters cccc A4
Column 27 Unused _ blank
Columns 28-31 4 characters cccc A4
Column 32 Unused _ blank
Columns 33-36 4 characters cccc A4
Column 37 Unused _ blank
Columns 38-42 5 characters ccccc A5
Column 43 Unused _ blank
Columns 44-48 5 characters ccccc A5
Column 49 Unused _ blank
Columns 50-54 5 characters ccccc A5
Column 55 Unused _ blank
Columns 56-60 5 characters ccccc A5
SP3 Line Fifteen
Columns 1-2 Symbols %f A2
Column 3 Unused _ blank
Columns 4-13 Base for Pos/Vel _1.2500000 F10.7
(mm or 10**-4 mm/sec)
Column 14 Unused _ blank
Columns 15-26 Base for Clk/Rate _1.025000000 F12.9
(psec or 10**-4 psec/sec)
Column 27 Unused _ blank
Columns 28-41 14-column float _0.00000000000 F14.11
Column 42 Unused _ blank
Columns 43-60 18-column float _0.000000000000000 F18.15
SP3 Line Sixteen
Columns 1-2 Symbols %f A2
Column 3 Unused _ blank
Columns 4-13 10-column float _0.0000000 F10.7
Column 14 Unused _ blank
Columns 15-26 12-column float _0.000000000 F12.9
Column 27 Unused _ blank
Columns 28-41 14-column float _0.00000000000 F14.11
Column 42 Unused _ blank
Columns 43-60 18-column float _0.000000000000000 F18.15
SP3 Lines Seventeen and Eighteen
Columns 1-2 Symbols %i A2
Column 3 Unused _ blank
Columns 4-7 4-column int ___0 I4
Column 8 Unused _ blank
Columns 9-12 4-column int ___0 I4
Column 13 Unused _ blank
Columns 14-17 4-column int ___0 I4
Column 18 Unused _ blank
Columns 19-22 4-column int ___0 I4
Column 23 Unused _ blank
Columns 24-29 6-column int _____0 I6
Column 30 Unused _ blank
Columns 31-36 6-column int _____0 I6
Column 37 Unused _ blank
Columns 38-43 6-column int _____0 I6
Column 44 Unused _ blank
Columns 45-50 6-column int _____0 I6
Column 51 Unused _ blank
Columns 52-60 9-column int ________0 I9
SP3 Lines Nineteen to Twenty two
Columns 1-2 Symbols /* A2
Column 3 Unused _ blank
Columns 4-60 Comment CC...CC A57
SP3 Line Twenty three (The Epoch Header Record)
Columns 1-2 Symbols *_ A2
Column 3 Unused _ blank
Columns 4-7 Year Start 2001 I4
Column 8 Unused _ blank
Columns 9-10 Month Start _8 I2
Column 11 Unused _ blank
Columns 12-13 Day of Month St _8 I2
Column 14 Unused _ blank
Columns 15-16 Hour Start _0 I2
Column 17 Unused _ blank
Columns 18-19 Minute Start _0 I2
Column 20 Unused _ blank
Columns 21-31 Second Start _0.00000000 F11.8
SP3 Line Twenty four (The Position and Clock Record)
(See example 1)
Column 1 Symbol P A1
Columns 2-4 Vehicle Id. G01 A1,I2.2
Columns 5-18 x-coordinate(km) _-11044.805800 F14.6
Columns 19-32 y-coordinate(km) _-10475.672350 F14.6
Columns 33-46 z-coordinate(km) __21929.418200 F14.6
Columns 47-60 clock (microsec) ____189.163300 F14.6
Column 61 Unused _ blank
Columns 62-63 x-sdev (b**n mm) 18 I2
Column 64 Unused _ blank
Columns 65-66 y-sdev (b**n mm) 18 I2
Column 67 Unused _ blank
Columns 68-69 z-sdev (b**n mm) 18 I2
Column 70 Unused _ blank
Columns 71-73 c-sdev (b**n psec) 219 I3
Column 74 Unused _ blank
Column 75 Clock Event Flag E A1
Column 76 Clock Pred. Flag P A1
Columns 77-78 Unused __ 2 blanks
Column 79 Maneuver Flag M A1
Column 80 Orbit Pred. Flag P A1
If the user wishes to include correlation information between the position
components and the clock correction, then an optional Position and Clock
Correlation Record can be added after each Position and Clock Record. This
record gives the standard deviations for X, Y, Z, and clock correction with
greater resolution than the approximate values given in the Position and
Clock Record.
SP3 Line Twenty five (The Position and Clock Correlation Record)
(See example 2)
Columns 1-2 Symbols EP A2
Columns 3-4 Unused __ 2 blanks
Columns 5-8 x-sdev (mm) __55 I4
Column 9 Unused _ blank
Columns 10-13 y-sdev (mm) __55 I4
Column 14 Unused _ blank
Columns 15-18 z-sdev (mm) __55 I4
Column 19 Unused _ blank
Columns 20-26 clk-sdev (psec) ____222 I7
Column 27 Unused _ blank
Columns 28-35 xy-correlation _1234567 I8
Column 36 Unused _ blank
Columns 37-44 xz-correlation -1234567 I8
Column 45 Unused _ blank
Columns 46-53 xc-correlation _5999999 I8
Column 54 Unused _ blank
Columns 55-62 yz-correlation _____-30 I8
Column 63 Unused _ blank
Columns 64-71 yc-correlation ______21 I8
Column 72 Unused _ blank
Columns 73-80 zc-correlation -1230000 I8
The user can choose to include the optional Velocity and Clock
Rate-of-Change Record, V, after each Position and Clock Record. The clock
rate-of-change units are 10**-4 microseconds/second for cols. 47-60 below.
SP3 Line Twenty six (See example 2)
Column 1 Symbol V A1
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