The EF data system lost communication with the GPS likely starting on or around June 7th;
the max time offset for E21 was -5.04 sec. Then it began increasing steadily:
Jun 8 Offset: -267.449039
Jun 9 Offset: -541.038624
Jun 10 Offset: -814.469141
Jun 11 Offset: -1076.862114
Jun 12 Offset: -1350.330223
Jun 13 Offset: -1623.639335
Jun 14 Offset: -1897.047754
Jun 15 Offset: -2170.552312
Jun 16 Offset: -2422.130746
Jun 17 Offset: -2684.607495
Jun 18 - Jun 22 (unknown)
Jun 23 Offset: -4204.730579
If the system clock drifts the irt_comm program will get the same incorrect time. IRT
temperature data will be correct but the corresponding time stamp cannot be accurately known
or simply corrected for. |