prompt> gtpphase
This is gtpphase version v8r3
Event data file name[] my_pulsar_events_v3.fits
Spacecraft data file name[] my_pulsar_spacecraft_data_v3r1.fits
Pulsar ephemerides database file name[] master_pulsardb_v3.fits
Pulsar name[ANY] PSR B0540-69
How will spin ephemeris be specified? (DB|FREQ|PER) [DB] FREQ
Epoch for the spin ephemeris[0.] 54368.11094817
Time format for spin ephemeris epoch (FILE|MJD|ISO|GLAST) [FILE] MJD
Time system for spin ephemeris epoch (FILE|TAI|TDB|TT|UTC) [FILE] TDB
Right Ascension to be used for barycenter corrections (degrees)[0.] 85.0482
Declination to be used for barycenter corrections (degrees)[0.] -69.3319
Base value of phase at this epoch[0.] 0.0
Pulse frequency at the epoch of the spin ephemeris (Hz) (0.:) [1.] 19.8340168836 6839422996
First time derivative of the pulse frequency at the epoch of the spin ephemeris ((Hz/s)[0.] -1.8869945816704768775044e-10
Second time derivative of the pulse frequency at the epoch of the spin ephemeris  (Hz/s/s)[0.] 0.0
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