prompt> gtpphase
This is gtpphase version v8r3
Event data file name[] fakepulsar_event.fits
Spacecraft data file name[] simscdata_1week.fits
Pulsar ephemerides database file name[] bogus_pulsardb.fits
Pulsar name[ANY] PSR J9999+9999
How will spin ephemeris be specified? (DB|FREQ|PER) [DB] FREQ
Epoch for the spin ephemeris[0.] 54870.0
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.] 111.11
Declination to be used for barycenter corrections (degrees)[0.] 22.22
Base value of phase at this epoch[0.] 0.0
Pulse frequency at the epoch of the spin ephemeris (Hz) (0.:) [1.] 12.345
First time derivative of the pulse frequency at the epoch of the spin ephemeris ((Hz/s)[0.] -2.345e-10
Second time derivative of the pulse frequency at the epoch of the spin ephemeris  (Hz/s/s)[0.] 3.45e-20
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