results

TOI-1518 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) 1.902611918319158 2.5042703938224776e-07
Ephemeris (BJD_TDB) 2459903.882465021 0.0001275458764256361
Time saved (hours) 0.0007  

Assumed Priors

Parameter Value Uncertainty Units Reference
RA 352.2675207 decimal
DEC 67.0348062 decimal
Host Star Metallicity -0.1 0.12 Kokori et al. 2023
Host Star log(g) 4.1 0.2 Log10(cgs) Kokori et al. 2023
Host Star Radius [R_Sun] 1.95 0.048 Sol Kokori et al. 2023
Host Star Effective Temperature [K] 7300.0 100.0 K Kokori et al. 2023
a/Rs 4.291 0.057 Kokori et al. 2023
eccentricity 0.01 Cabot et al. 2021
inclination [degrees] 77.84 0.23 deg Kokori et al. 2023
omega [degrees] 0.0 deg Kokori et al. 2023
orbital period [days] 1.9026144 1.6e-06 day Kokori et al. 2023
Rp 21.02 0.59 R_Earth Cabot et al. 2021
Rp/Rs 0.0948 0 ExoFOP-TESS TOI
ephemeris [JD] 2458806.075406 9.6e-05 BJD-TDB Kokori et al. 2023

Previously Published Mid-Transit Times

Value Uncertainty Units Reference
2458806.075406 9.6e-05 BJD-TDB Kokori et al. 2023
2458787.049255 9.4e-05 BJD-TDB Cabot et al. 2021
2459854.41458 0.00012405 BJD ExoFOP-TESS TOI

Observations

Light curve chart for 0001134
Parameter Value Uncertainty
Am1 0.9797 0.0039
Am2 0.0165 0.0013
a/Rs 4.31 0.12
Rp/Rs 0.0896 0.01
ephemeris [JD] 2459561.4009 0.0029
eccentricity 0.01
inclination [degrees] 77.84
omega [degrees] 0.0
orbital period [days] 1.9026144
u0 2.4403401556132294
u1 -4.323728659010643
u2 4.499605233293404
u3 -1.616216662846647
duration 0.0878 0.0088
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 PJEF (collaborate/publish)
Light curve chart for 0002140
Parameter Value Uncertainty
Am1 1.016 0.011
Am2 -0.0064 0.0066
a/Rs 4.51 0.13
Rp/Rs 0.142 0.017
ephemeris [JD] 2459903.8718 0.004
eccentricity 0.01
inclination [degrees] 77.84
omega [degrees] 0.0
orbital period [days] 1.9026144
u0 3.007155574867032
u1 -5.33302480971123
u2 5.026568867793264
u3 -1.7006995580473543
duration 0.0854 0.0076
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)