exoclock

HD191939d (TTVs)

Discovered by: Badenas-Agusti et al. 2020

The Star
Simbad
GAIA
2MASS
HD 191939
DR2 2248126315275354496
J20080574+6651019
RA 20:08:05.7549 DEC +66:51:02.075
Parallax
18.625 mas
P.M. RA
150.256 mas/y
P.M. DEC
-63.909 mas/y
MagV
8.97
MagR
8.5
MagI*
8.171
MagJ
7.597
MagH
7.215
MagK
7.18
MagG
8.775
MagGBP
9.173
MagGRP
8.248
*Calculated from GAIA magnitudes.

Ephemeris - Not verified False
Badenas-Agusti et al. 2020
Mid-time
2458743.5505 ± 0.0015 BJDTDB
Period
38.3561 ± 0.0012 days

Transit Parameters
Badenas-Agusti et al. 2020
Rp/Rs
0.03089 ± 0.0006
a/Rs
49.32 +26.63 -17.22
i
89.49 +0.12 -0.12 deg
e
-
ω
- deg
DepthR*
1.22 mmag
Duration*
5.54 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Badenas-Agusti et al. 2020
Teff
5427.0 +50.0 -50.0 K
Log(g)
4.4 +0.1 -0.1 cm/s2
Fe/H
-0.16 +0.08 -0.08 dex
ExoClock Status
Observing Priority TTVs
Minimum aperture 25.69"
Total Observations (Recent) 5 (0)
O-C -
ExoClock Observations (Recent) 0 (0)
Space Observations (Recent) 5 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.03054 ± 0.00042

HD191939d


Space Observations

Planet
Observation Date
Mission O-C
minutes
HD191939d (TTVs)
2020-05-04
TESS-33.12 ± 1.87
HD191939d (TTVs)
2020-02-17
TESS-19.44 ± 3.46
HD191939d (TTVs)
2019-12-02
TESS3.31 ± 2.02
HD191939d (TTVs)
2019-10-25
TESS-4.75 ± 1.73
HD191939d (TTVs)
2019-09-17
TESS3.02 ± 2.59
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