prompt> gtephem
This is gtephem version v8r2
Pulsar ephemerides database file name[] bogus_pulsardb.fits
Pulsar name[ANY] PSR J9999+9999
Reference time at which to find/compute ephemeris[0.] 54900.0
Time format for the reference time of this ephemeris computation (MJD|ISO|GLAST)  [MJD] MJD
Time system for the reference time of this ephemeris computation (TAI|TDB|TT|UTC)) [TDB] TDB
gtephem: Spin ephemeris estimated is:
gtephem:              Reference Time : 54900 MJD (TDB)
gtephem:    Right Ascension (degree) : 111.11
gtephem:        Declination (degree) : 22.22
gtephem:                 Pulse Phase : 0.36022799089551
gtephem:        Pulse Frequency (Hz) : 12.3443922918935
gtephem:       1st Derivative (Hz/s) : -2.34410576e-10
gtephem:     2nd Derivative (Hz/s/s) : 3.45e-20
prompt>