Justine Devin / gammalib

Commit 9243fc5b1393075e0004e4d27fb584017e345b46

Authored by Jürgen Knödlseder
1 parent fa1d8f0c

Write TSTART and TSTOP in correct reference and write correct time reference to event list header. 

Makes use of the GTimeReference class to convert the start and stop times into the correct reference.
Inline Side-by-side
Showing 1 changed file with 6 additions and 7 deletions
inst/cta/src/GCTAObservation.cpp
  View file @9243fc5
... ... @@ -1016,11 +1016,14 @@ void GCTAObservation::write_attributes(GFitsHDU* hdu) const
1016 1016 // Continue only if HDU is valid
1017 1017 if (hdu != NULL) {
1018 1018  
  1019 + // Get time reference
  1020 + GTimeReference timeref = events()->gti().reference();
  1021 +
1019 1022 // Compute some attributes
1020 1023 double ra_pnt = (m_pointing != NULL) ? m_pointing->dir().ra_deg() : 0.0;
1021 1024 double dec_pnt = (m_pointing != NULL) ? m_pointing->dir().dec_deg() : 0.0;
1022   - double tstart = events()->tstart().secs();
1023   - double tstop = events()->tstop().secs();
  1025 + double tstart = events()->tstart().convert(timeref);
  1026 + double tstop = events()->tstop().convert(timeref);
1024 1027 double telapse = events()->gti().telapse();
1025 1028 double ontime = events()->gti().ontime();
1026 1029 double deadc = (ontime > 0.0) ? livetime() / ontime : 0.0;
... ... @@ -1037,11 +1040,7 @@ void GCTAObservation::write_attributes(GFitsHDU* hdu) const
1037 1040 // Set observation time information
1038 1041 hdu->card("TSTART", tstart, "[s] Mission time of start of observation");
1039 1042 hdu->card("TSTOP", tstop, "[s] Mission time of end of observation");
1040   - hdu->card("MJDREFI", 51910, "[days] Integer part of mission time reference MJD");
1041   - hdu->card("MJDREFF", 7.428703703703703e-14, "[days] Fractional part of mission time reference MJD");
1042   - hdu->card("TIMEUNIT", "s", "Time unit");
1043   - hdu->card("TIMESYS", "TT", "Time system");
1044   - hdu->card("TIMEREF", "LOCAL", "Time reference");
  1043 + timeref.write(hdu);
1045 1044 hdu->card("TELAPSE", telapse, "[s] Mission elapsed time");
1046 1045 hdu->card("ONTIME", ontime, "[s] Total good time including deadtime");
1047 1046 hdu->card("LIVETIME", livetime(), "[s] Total livetime");
... ...