results

TOI-1634 b

Total Reductions to Date: 2

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

Exoplanet Watch Ephemeris

Parameter Value Uncertainty
Orbital Period (Days) - -
Ephemeris (BJD_TDB) - -
Time saved (hours) -  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 56.3906096 decimal
DEC 37.1122803 decimal
Host Star Metallicity 0.19 0.12 Luque & Pallé 2022
Host Star log(g) 4.787 0.027 Log10(cgs) Luque & Pallé 2022
Host Star Radius [R_Sun] 0.45 0.016 Sol Luque & Pallé 2022
Host Star Effective Temperature [K] 3472.0 70.0 K Luque & Pallé 2022
a/Rs 7.38 0.2 Cloutier et al. 2021
eccentricity 0.0 Luque & Pallé 2022
inclination [degrees] 86.98 0.41 deg Hirano et al. 2021
omega [degrees] 90.0 deg Luque & Pallé 2022
orbital period [days] 0.9893455 6e-06 day Luque & Pallé 2022
Rp 1.773 0.077 R_Earth Luque & Pallé 2022
Rp/Rs 0.0364 0 Cloutier et al. 2021
ephemeris [JD] 2458791.5146 0.0021 BJD Luque & Pallé 2022

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2458791.5148202498 0.0011442725 BJD Luque & Pallé 2022, Hirano et al. 2021, Cloutier et al. 2021, ExoFOP-TESS TOI

Observations

Light curve chart for 0002147
Parameter Value Uncertainty
Am1 0.9907 0.0045
Am2 0.0091 0.0088
a/Rs 8.36 0.57
Rp/Rs 0.048 0.019
ephemeris [JD] 2459873.868 0.011
eccentricity 0.0
inclination [degrees] 86.98
omega [degrees] 90.0
orbital period [days] 0.9893455
u0 1.8553851080785098
u1 -1.8392224297273811
u2 1.434642887484093
u3 -0.45080554445737664
duration 0.0361 0.0032
Not included in ephemeris calculations
Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
Filter Detail Min Max
I Cousins I 721.0 nm 875.0 nm
Organization Observer Code Secondary Observers
AAVSO LPAC (collaborate/publish)
Light curve chart for 0002053
Parameter Value Uncertainty
Am1 0.9771 0.0045
Am2 0.0214 0.0074
a/Rs 8.34 0.57
Rp/Rs 0.045 0.014
ephemeris [JD] 2459877.8206 0.0098
eccentricity 0.0
inclination [degrees] 86.98
omega [degrees] 90.0
orbital period [days] 0.9893455
u0 1.6013489190158139
u1 -1.6109842742633227
u2 1.551060776850305
u3 -0.5414253984901898
duration 0.036 0.003
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 WWC (collaborate/publish)