exoclock

HAT-P-61b

Discovered by: Bakos et al. 2021

The Star
Simbad
GAIA
2MASS		 HAT-P-61
DR2 256580182331399296
J05015525+5007526
RA 05:01:55.2577 DEC +50:07:52.574
Parallax
2.923 mas		 P.M. RA
-11.021 mas/y		 P.M. DEC
-21.44 mas/y
MagV
13.188		 MagR
12.974		 MagI*
12.259		 MagJ
11.598		 MagH
11.263		 MagK
11.141
MagG
12.939		 MagGBP
13.407		 MagGRP
12.336
*Calculated from GAIA magnitudes.

Ephemeris - Not verified False
Bakos et al. 2021
Mid-time
2457851.21119 ± 0.00047 BJDTDB
Period
1.90231289 ± 7.7e-07 days
Transit Parameters
Bakos et al. 2021
Rp/Rs
0.0984 ± 0.0025		 a/Rs
6.9 +0.13 -0.13
 i
83.62 +0.24 -0.24 deg
e
-		 ω
- deg
DepthR*
10.41 mmag		 Duration*
1.67 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted to produce a duration that matches the observations.

Limb Darkening Parameters
Bakos et al. 2021
Teff
5587.0 +45.0 -45.0 K
 Log(g)
4.5 +0.02 -0.02 cm/s2
 Fe/H
0.194 +0.06 -0.06 dex
ExoClock Status
Observing Priority
ExoClock Observations (Recent)
Space Observations
Literature Mid-times
ETD Observations
O-C minutes 		MEDIUM
5 (5)

0

-0.6±0.8

HAT-P-61b


ExoClock Observations

Observation
Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
2022-02-28 Manfred Raetz
privat observatory Herges-Hallenberg		 SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0		 -1.3 ± 1.0
2022-02-28 Mercedes Correa
Sirius B		 Meade
Moravian G2 1600 / R / 120.0		 -2.0 ± 2.9
2022-02-26 Marc SERRAU
A77 Dauban		 Celestron 11
ST8-XME / Clear / 120.0		 7.2 ± 4.3
2022-02-26 David Wright
Yorick (private observatory)		 10" Ritchey-Chretien
QSI 683WSG-8 / R / 300.0		 4.3 ± 4.3
2022-02-26 Lionel Rousselot
Private observatory Vierzon		 Newton 250/1200
ZWO 1600 monochrome / Lum / 120.0		 0.2 ± 2.0
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