exoclock
exoclock
HAT-P-40b
Discovered by: Hartman et al. 2012
The Star
Simbad
GAIA
2MASS
HAT-P-40
DR2 1962153854973972096
J22220308+4527265
RA 22:22:03.0875 DEC +45:27:26.515
Parallax
2.125 mas
P.M. RA
8.962 mas/y
P.M. DEC
-5.41 mas/y
MagV
11.34
MagR*
11.191
MagI*
10.609
MagJ
10.367
MagH
10.085
MagK
10.009
MagG
11.416
MagGBP
11.77
MagGRP
10.923
* calculated from GAIA magnitudes

Ephemeris - Not verified False
Hartman et al. 2012
Mid-time
2455813.1766 ± 0.0005 BJDTDB
Period
4.457243 ± 1e-05 days

Transit Parameters
Hartman et al. 2012
Rp/Rs
0.0807 ± 0.0014
a/Rs
5.92 +0.06 -0.14
i
88.3 +0.9 -0.9 deg
e
-
ω
- deg
DepthR*
8.59 mmag
Duration*
6.17 hours
* calculated from the other parameters, using PyLightcurve

Limb Darkening Parameters
Hartman et al. 2012
Teff
6080.0 +100.0 -100.0 K
Log(g)
3.93 +0.04 -0.04 cm/s2
Fe/H
0.22 +0.1 -0.1 dex
ExoClock Status
Observing Priority
Total Observations (Recent)
O-C minutes
Total Literature Mid-times
ALERT
3 (0)
-26.7±1.6
0
HAT-P-40b


ExoClock Observations
Observation
Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
2020-09-27 John Savage
Z42 Rushay Farm Observatory
Celestron 14Edge
ZWO ASI6200MM / R / 120.0
-28.1 ± 1.9
2020-09-18 Mauro Calo’
Cavallino
RC
SBIG ST10 / Lum / 60.0
-16.4 ± 7.2
2020-07-31 Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / R / 45.0
-24.5 ± 3.5
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