exoclock

TOI-677b

Discovered by: Jordán et al. 2020

The Star
Simbad
GAIA
2MASS
HD 297549
DR2 5313031504751276032
J09362869-5027478
RA 09:36:28.6865 DEC -50:27:47.793
Parallax
7.023 mas
P.M. RA
-24.817 mas/y
P.M. DEC
42.417 mas/y
MagV
9.82
MagR*
9.454
MagI*
9.183
MagJ
8.722
MagH
8.47
MagK
8.429
MagG
9.661
MagGBP
9.968
MagGRP
9.229
*Calculated from GAIA magnitudes.

Ephemeris - Not verified False
Jordán et al. 2020
Mid-time
2458547.47448 ± 0.00028 BJDTDB
Period
11.2366 ± 0.00011 days

Transit Parameters
Jordán et al. 2020
Rp/Rs
0.0942 ± 0.001
a/Rs**
21.5 +0.17 -0.17
i
87.63 +0.11 -0.1 deg
e
0.435 +0.024 -0.024
ω
70.47 +3.61 -3.61 deg
DepthR*
10.91 mmag
Duration*
2.47 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted to produce a duration that matches the observations.

Limb Darkening Parameters
Jordán et al. 2020
Teff
6295.0 +77.0 -77.0 K
Log(g)
4.29 +0.03 -0.03 cm/s2
Fe/H
0.0 +0.05 -0.05 dex
ExoClock Status
Observing Priority
ExoClock Observations (Recent)
Space Observations
Literature Mid-times
ETD Observations
O-C minutes
HIGH
3 (3)

0

-0.7±0.6

TOI-677b


ExoClock Observations

Observation
Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
2022-06-08 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 60.0
-0.3 ± 1.0
2022-04-24 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 60.0
-1.7 ± 1.0
2022-01-24 Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
0.3 ± 1.4
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