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TIC 257060897 b

View target in exoplanet catalog

Timing Plot

Total Reductions to Date: 2

Date Processed: 05/06/2025 at 07:00:04 (PDT)

Exoplanet Watch Ephemeris

Parameter	Value	Uncertainty
Orbital Period (Days)	3.66003579517498	1.5279203675487364e-06
Ephemeris (BJD_TDB)	2460414.5748954928	0.0005775079902887682

Assumed Priors

Parameter	Value	Uncertainty	Units	Reference
RA	227.5321527		decimal
DEC	72.7103128		decimal
Host Star Metallicity	0.0	0.1		Kokori et al. 2023
Host Star log(g)	3.93	0.08	Log10(cgs)	ExoFOP-TESS TOI
Host Star Radius [R_Sun]	1.82	0.05	Sol	Kokori et al. 2023
Host Star Effective Temperature [K]	5988.0	140.0	K	ExoFOP-TESS TOI
a/R_s	6.05	0.09		Kokori et al. 2023
eccentricity	0.03	0.02		Kokori et al. 2023
inclination [degrees]	86.0	0.7	deg	Kokori et al. 2023
omega [degrees]	20.0	72.0	deg	Kokori et al. 2023
orbital period [days]	3.660033	2.2e-06	day	Kokori et al. 2023
R_p	16.7	0.45	R_Earth	Montalto et al. 2022
R_p/R_s	0.088	0		ExoFOP-TESS TOI
ephemeris [JD]	2458979.84075	0.00021	BJD-TDB	Kokori et al. 2023

Previously Published Mid-Transit Times

Value	Uncertainty	Units	Reference
2458979.84075	0.00021	BJD-TDB	Kokori et al. 2023
2458708.9983	0.0003	BJD	Montalto et al. 2022
2459660.607824	0.0003275	BJD	ExoFOP-TESS TOI

Observations

Light curve chart for 0005889

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Parameter	Value	Uncertainty
Am1	1.1584	0.004
Am2	-0.13	0.044
a/R_s	6.27	0.12
R_p/R_s	0.109	0.011
ephemeris [JD]	2460414.5711	0.0018
eccentricity	0.03
inclination [degrees]	86.0
omega [degrees]	20.0
orbital period [days]	3.660033
u0	2.153264512924847
u1	-3.8166195869555155
u2	4.172628007363699
u3	-1.509272871156028
duration	0.1834	0.0031

Included in ephemeris calculations

Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )

Filter	Detail	Min	Max
SR	Sloan r	553.1 nm	693.1 nm

Organization	Observer Code	Secondary Observers
AAVSO	CJOB (collaborate/publish)

Light curve chart for 0006069

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Parameter	Value	Uncertainty
Am1	0.975	0.055
Am2	0.022	0.037
a/R_s	6.49	0.26
R_p/R_s	0.085	0.044
ephemeris [JD]	2460432.893	0.012
eccentricity	0.03
inclination [degrees]	86.0
omega [degrees]	20.0
orbital period [days]	3.660033
u0	2.006143056196244
u1	-3.701475543641533
u2	4.280098973047324
u3	-1.5847664218235904
duration	0.117	0.014

Not included in ephemeris calculations

Light Curve ( PNG, PDF - high resolution )
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )

Filter	Detail	Min	Max
NA	Custom	390.0 nm	790.0 nm

Organization	Observer Code	Secondary Observers
AAVSO	OJOB (collaborate/publish)

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