results

GPX-1 b

Timing Plot

Total Reductions to Date: 2

Date Processed: 09/06/2025 at 07:00:04 (PDT)

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) 1.7445754203825086 1.6736736722379686e-06
Ephemeris (BJD_TDB) 2459883.277347356 0.0009812221084139856
Time saved (hours) 0.0037  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 38.3691648 decimal
DEC 56.025708 decimal
Host Star Metallicity 0.35 0.1 Benni et al. 2021
Host Star log(g) 4.27 0.05 Log10(cgs) Benni et al. 2021
Host Star Radius [R_Sun] 1.56 0.1 Sol Benni et al. 2021
Host Star Effective Temperature [K] 7000.0 200.0 K Benni et al. 2021
a/Rs 4.67 0.55 Benni et al. 2021
eccentricity 0.0 Benni et al. 2021
inclination [degrees] 79.9 0.7 deg Benni et al. 2021
omega [degrees] 0.0 deg Giacalone et al. 2024
orbital period [days] 1.744579 8e-06 day Benni et al. 2021
Rp 16.48 1.12 R_Earth Benni et al. 2021
Rp/Rs 0.0949 0 Benni et al. 2021
ephemeris [JD] 2458770.23823 0.0004 BJD-TDB Benni et al. 2021

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2458770.23823 0.0004 BJD-TDB Benni et al. 2021
2459883.279834 0.00180293 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0002283
Parameter Value Uncertainty
Am1 0.9691 0.002
Am2 0.0266 0.0072
a/Rs 4.789 0.067
Rp/Rs 0.0907 0.004
ephemeris [JD] 2459879.7871 0.0012
eccentricity 0.0
inclination [degrees] 79.9
omega [degrees] 0.0
orbital period [days] 1.744579
u0 2.4563147111664803
u1 -4.254254883535417
u2 4.343558816686449
u3 -1.5456185795934418
duration 0.0822 0.0029
Included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
R Cousins R 561.7 nm 719.7 nm
Organization Observer Code Secondary Observers
AAVSO KADB (collaborate/publish) CWT
Light curve chart for 0004390
Parameter Value Uncertainty
Am1 1.0412 0.0062
Am2 -0.0315 0.0064
a/Rs 4.6 0.55
Rp/Rs 0.103 0.027
ephemeris [JD] 2460186.8421 0.0063
eccentricity 0.0
inclination [degrees] 79.9
omega [degrees] 0.0
orbital period [days] 1.744579
u0 2.670221964149452
u1 -4.674276703092441
u2 4.611124717682813
u3 -1.6070699100287107
duration 0 0
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
RJ Johnson R 590.0 nm 810.0 nm
Organization Observer Code Secondary Observers
AAVSO MBEB (collaborate/publish)