exoclock

GPX-1b

Discovered by: Benni et al. 2021

The Star
Simbad
GAIA
2MASS		 2MASS J02332859+5601325
DR2 457317534880081152
J02332859+5601325
RA 02:33:28.5998 DEC +56:01:32.588
Parallax
1.499 mas		 P.M. RA
-3.252 mas/y		 P.M. DEC
0.052 mas/y
MagV*
12.319		 MagR*
12.033		 MagI*
11.754		 MagJ
11.357		 MagH
11.221		 MagK
11.181
MagG
12.223		 MagGBP
12.477		 MagGRP
11.823
*Calculated from GAIA magnitudes.

Ephemeris - Not verified False
Benni et al. 2021
Mid-time
2458770.23823 ± 0.0004 BJDTDB
Period
1.744579 ± 8e-06 days
Transit Parameters
Benni et al. 2021
Rp/Rs
0.095 ± 0.002		 a/Rs
4.67 +0.55 -0.32
 i
79.9 +0.7 -0.6 deg
e
-		 ω
- deg
DepthR*
9.33 mmag		 Duration*
2.12 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted to produce a duration that matches the observations.

Limb Darkening Parameters
Benni et al. 2021
Teff
7000.0 +200.0 -200.0 K
 Log(g)
4.27 +0.05 -0.05 cm/s2
 Fe/H
0.35 +0.1 -0.1 dex
ExoClock Status
Observing Priority
ExoClock Observations (Recent)
Space Observations
Literature Mid-times
ETD Observations
O-C minutes 		HIGH
8 (4)

0

1.5±0.9

GPX-1b


ExoClock Observations

Observation
Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
2022-02-19 Sebastien Brouillard
AstroQueyras		 RC500
STX16803 / R / 120.0		 -6.7 ± 7.2
2022-02-12 Manfred Raetz
privat observatory Herges-Hallenberg		 SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0		 -0.5 ± 5.8
2022-02-05 Vivien Anzallo
Les Lombards		 Newton
ASI294MM pro / Clear / 90.0		 4.1 ± 2.2
2022-01-29 Fran Campos
Puig d'Agulles Observtory		 RC14" on EQ8 German mount
SBIG ST-8XME / R / 150.0		 3.6 ± 1.7
2019-09-21 Alessandro Marchini
Astronomical Observatory, University of Siena		 Mak-Cas 0.3m f/5.6
Sbig STL-6303 / I / 180.0		 -0.3 ± 1.9
2019-09-14 Alessandro Marchini
Astronomical Observatory, University of Siena		 Mak-Cas 0.3m f/5.6
Sbig STL-6303 / I / 300.0		 -0.1 ± 2.4
2018-09-10 Alessandro Marchini
Astronomical Observatory, University of Siena		 Mak-Cas 0.3m f/5.6
Sbig STL-6303 / R / 300.0		 -4.8 ± 2.7
2017-08-17 Alessandro Marchini
Astronomical Observatory, University of Siena		 Mak-Cas 0.3m f/5.6
Sbig STL-6303 / I / 300.0		 7.8 ± 3.2
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