exoclock

TOI-677b (MEDIUM)

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 - Verified True
Kokori et al. 2022
Mid-time
2458918.28242 ± 0.00013 BJDTDB
Period
11.2366063 ± 4.1e-06 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 based on the space 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 MEDIUM
Minimum aperture 5.0"
Total Observations (Recent) 11 (0)
O-C -1.55 ± 0.64 minutes
ExoClock Observations (Recent) 3 (0)
Space Observations (Recent) 8 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.08929 ± 0.0003

TOI-677b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
TOI-677b (MEDIUM)
2022-06-08
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 60.0
-1.12 ± 1.01
TOI-677b (MEDIUM)
2022-04-24
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 60.0
-2.53 ± 1.01
TOI-677b (MEDIUM)
2022-01-24
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-0.44 ± 1.44

Space Observations

Planet
Observation Date
Mission O-C
minutes
TOI-677b (MEDIUM)
2021-03-26
TESS-0.11 ± 0.45
TOI-677b (MEDIUM)
2021-03-15
TESS0.33 ± 0.48
TOI-677b (MEDIUM)
2021-03-04
TESS-0.1 ± 0.48
TOI-677b (MEDIUM)
2021-02-21
TESS-0.27 ± 0.53
TOI-677b (MEDIUM)
2019-04-18
TESS1.04 ± 0.46
TOI-677b (MEDIUM)
2019-04-07
TESS0.23 ± 0.49
TOI-677b (MEDIUM)
2019-03-16
TESS-0.9 ± 0.46
TOI-677b (MEDIUM)
2019-03-04
TESS-0.26 ± 0.49
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