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Text File  |  1987-04-08  |  3.1 KB  |  58 lines
  1. NJPL1I00PDS000000000          = PDS_SFDU_LABEL
  2. FILE_TYPE                     = TABLE
  3. RECORD_TYPE                   = FIXED_LENGTH
  4. RECORD_BYTES                  = 46
  5. TABLE_ROWS                    = 141535
  6. TABLE_STRUCTURE               = (
  7. /*
  8. /* THE FOLLOWING IS AN IN-LINE TABLE DOCUMENTING THE FORMAT 
  9. /* OF THE PIONEER VENUS ORBITER DIRECTORY FILE
  10. /*
  11. NJPL1I00PDS000000000          = PDS_SFDU_LABEL                        /*
  12. FILE_TYPE                     = TABLE                                 /*
  13. RECORD_TYPE                   = STREAM                                /*
  14. TABLE_ROWS                    = 4                                     /*
  15. ROW_COLUMNS                   = 6                                     /*
  16. COLUMN_NAME                   = (COLUMN_NAME,                         /*
  17.                                  COLUMN_TYPE,                         /*
  18.                                  COLUMN_START_BYTE,                   /*
  19.                                  COLUMN_BYTES,                        /*
  20.                                  COLUMN_UNITS,                        /*
  21.                                  COLUMN_NOTE)                         /*
  22. COLUMN_TYPE                   = (LITERAL,LITERAL,INTEGER,             /*
  23.                                  INTEGER,LITERAL,STRING)              /*
  24. FILE_NOTE             = "The data file (PVOLOSDAT.TAB) contains       /*
  25. the data points for all PVO orbits with each data record having       /*
  26. the following items:                                                  /*
  27.                                                                       /*
  28. NAME    TYPE    STRT LEN FORMAT UNITS NOTE                            /*
  29. ------- -------  --- --- ------ ----- ----------------------"         /*
  30. END                                                                   /*
  31. LAT,    REAL,      1,  9, F9.4,  DEG,"Sub-satellite latitude"
  32. LON,    REAL,     12,  9, F9.4,  DEG,"Sub-satellite longitude"
  33. ACC,    REAL,     23, 13,F13.9,MGALS,"Observed LOS acceleration"
  34. ALT,    REAL,     38,  9, F9.4,   KM,"Satellite altitude above planet"
  35. )
  36. /*
  37. /* END OF IN-LINE TABLE
  38. /*
  39. SPACECRAFT_NAME               = PIONEER_VENUS_ORBITER
  40. ORBIT_RANGE                   = (87,634)
  41. FILE_NOTE                     = "
  42.                    PVOLOS Database Description                  &
  43.                          Brian Fessler                          &
  44.                   Lunar and Planetary Institute                 &
  45.  
  46. The   PVO  gravity  data  set  is  a  database  of  line-of-sight 
  47. observations  stored in two  files.   One file 'LOSGDIR.DAT' is a 
  48. directory  file.   Each  record  in this  file  contains  summary 
  49. information for a particular PVO orbit number as well as pointers 
  50. to where data for that particular orbit may be found in the  data 
  51. file.   The  second file, 'LOSGDAT.DAT' contains  individual data 
  52. points  for each orbit,  including lat,  lon,  accelleration  and 
  53. altitude."
  54. /*
  55. TABLE_SFDU                    = NJPL1I00PDS006510610
  56. TABLE_POINTER                 = 'LOSGDAT.DAT'
  57. END
  58.