exoclock

HD191939b (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 - Verified True
Kokori et al. 2022
Mid-time
2458910.72284 ± 0.00024 BJDTDB
Period
8.880318 ± 1.2e-05 days

Transit Parameters
Badenas-Agusti et al. 2020
Rp/Rs
0.03343 ± 0.00043
a/Rs
18.67 +3.94 -3.18
i
88.18 +0.21 -0.21 deg
e
-
ω
- deg
DepthR*
1.35 mmag
Duration*
3.08 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 25.56"
Total Observations (Recent) 27 (0)
O-C 4.42 ± 3.02 minutes
ExoClock Observations (Recent) 1 (0)
Space Observations (Recent) 26 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 0 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.03361 ± 0.00024

HD191939b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HD191939b (TTVs)
2022-06-14
Synchronous Working-Group
Multiple
Multiple
Multiple / R / 30.0
4.42 ± 3.02

Space Observations

Planet
Observation Date
Mission O-C
minutes
HD191939b (TTVs)
2021-08-17
TESS0.84 ± 1.44
HD191939b (TTVs)
2021-08-08
TESS2.45 ± 1.87
HD191939b (TTVs)
2021-07-30
TESS4.34 ± 6.48
HD191939b (TTVs)
2020-06-07
TESS-1.38 ± 1.37
HD191939b (TTVs)
2020-05-30
TESS-1.18 ± 1.87
HD191939b (TTVs)
2020-05-21
TESS-1.01 ± 1.25
HD191939b (TTVs)
2020-05-12
TESS-1.09 ± 1.3
HD191939b (TTVs)
2020-05-03
TESS-1.66 ± 1.32
HD191939b (TTVs)
2020-04-24
TESS-3.24 ± 2.45
HD191939b (TTVs)
2020-03-11
TESS-2.21 ± 1.41
HD191939b (TTVs)
2020-03-02
TESS-0.86 ± 1.27
HD191939b (TTVs)
2020-02-22
TESS0.95 ± 1.31
HD191939b (TTVs)
2020-02-13
TESS0.63 ± 1.14
HD191939b (TTVs)
2020-01-26
TESS0.06 ± 1.11
HD191939b (TTVs)
2019-12-22
TESS0.64 ± 1.27
HD191939b (TTVs)
2019-12-13
TESS2.48 ± 1.44
HD191939b (TTVs)
2019-12-04
TESS-2.68 ± 1.44
HD191939b (TTVs)
2019-11-25
TESS3.68 ± 3.02
HD191939b (TTVs)
2019-11-16
TESS1.12 ± 1.87
HD191939b (TTVs)
2019-11-07
TESS5.75 ± 1.87
HD191939b (TTVs)
2019-10-29
TESS0.59 ± 1.44
HD191939b (TTVs)
2019-10-12
TESS0.36 ± 2.16
HD191939b (TTVs)
2019-10-03
TESS1.82 ± 1.44
HD191939b (TTVs)
2019-09-15
TESS-0.16 ± 1.43
HD191939b (TTVs)
2019-09-06
TESS-0.98 ± 1.73
HD191939b (TTVs)
2019-08-19
TESS-0.78 ± 1.58
© 2019-2023 ExoClock Project - Privacy policy - Contact: exoclockproject@gmail.com