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HD209458b

Discovered by: Henry et al. 2000
The Star
Simbad
GAIA
2MASS
V* V376 Peg
DR2 1779546757669063552
J22031077+1853036
RA 22:03:10.7729 DEC +18:53:03.548
Parallax
20.675 mas
P.M. RA
29.579 mas/y
P.M. DEC
-17.89 mas/y
MagV
7.63
MagR*
7.305
MagI*
7.006
MagJ
6.591
MagH
6.366
MagK
6.308
MagG
7.509
MagGBP
7.813
MagGRP
7.09
* calculated from GAIA magnitudes

Ephemeris - Not verified False
Knutson et al. 2007
Mid-time
2452826.62928 ± 9e-05 BJDTDB
Period
3.5247486 ± 4e-07 days

Transit Parameters
Torres et al. 2008
Rp/Rs
0.12086 ± 0.0001
a/Rs
8.76 +0.04 -0.04
i
86.71 +0.05 -0.05 deg
e
-
ω
- deg
DepthR*
18.11 mmag
Duration*
3.09 hours
* calculated from the other parameters, using PyLightcurve

Limb Darkening Parameters
Torres et al. 2008
Teff
6065.0 +50.0 -50.0 K
Log(g)
4.36 +0.01 -0.01 cm/s2
Fe/H
0.0 +0.05 -0.05 dex
ExoClock Status
Observing Priority
Total Observations (Recent)
O-C minutes
Total Literature Mid-times
MEDIUM
5 (2)
3.3±0.5
0
HD209458b


ExoClock Observations
Obs. Date O-C (min) Observer
Observatory
Telescope
Camera / Filter / Exp [s]
2020-08-10 6.2 ± 0.9 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / Lum / 45.0
2020-08-03 0.1 ± 1.4 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / Lum / 60.0
2018-08-29 4.2 ± 1.0 Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Astrodon ExoPlanet-BB / 30.0
2018-08-29 1.9 ± 1.6 Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / V / 120.0
2009-10-30 -2.5 ± 1.6 Filip Walter
Stefanik Observatory
Meade SCT
SBIG ST-10XME / Clear / 60.0
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