BlackJack Point Solution File

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The BlackJackPointSolutionFile object provides functionalities to both read and write BlackJack Point Solution files. This is an ASCII file of Point Solution data as put out by the BlackJack GPS receiver. The time system is GPS Time, and the position and velocity values are given in the Earth Fixed reference frame.

 

•For information on how to simulate Point Solution data, see Simulating Tracking Data.

•For information on how to generate BlackJack Point Solution files, see Generating Tracking Data Files.

•For information on viewing and editing data in a BlackJack Point Solution file, see Using the Tracking Data Editor.

•For information on including a BlackJack Point Solution file in a Kalman Filter, Unscented Kalman Filter, or Batch Least Squares OD process, see Including Tracking Data in an Estimation Process.

 

An example of the format of a BlackJack Point Solution file is given below. The columns from left to right include measurement data as follows:

 

•Not used by FreeFlyer

•X position (km)

•Y position (km)

•Z position (km)

•X velocity (km/s)

•Y velocity (km/s)

•Z velocity (km/s)

•Year

•Month

•Day

•Hour

•Minute

•Second

 

0   -452.88401   6675.16023   2341.54147   0.9689355   2.5198311  -6.9960172 2008  8  1  0  0 33.00

0   -393.86325   6812.78649   1917.33869   0.9973792   2.0664811  -7.1395352 2008  8  1  0  1 33.00

0   -333.27884   6922.99584   1485.37659   1.0218272   1.6047120  -7.2542484 2008  8  1  0  2 33.00

0   -271.32578   7005.23929   1047.40945   1.0421755   1.1363897  -7.3396435 2008  8  1  0  3 33.00

0   -208.30558   7059.26148    605.19685   1.0582986   0.6633890  -7.3953552 2008  8  1  0  4 33.00

0   -144.42229   7084.78595    160.56675   1.0701777   0.1876553  -7.4211870 2008  8  1  0  5 33.00

 

 

See Also

•BlackJackPointSolutionFile Properties and Methods