exoclock
exoclock
WASP-13b
Discovered by: Skillen et al. 2009
The Star
Simbad
GAIA
2MASS
BD+34 1976
DR2 702295464353437952
J09202471+3352567
RA 09:20:24.7143 DEC +33:52:56.699
Parallax
4.367 mas
P.M. RA
-2.155 mas/y
P.M. DEC
-20.319 mas/y
MagV
10.42
MagR*
10.17
MagI*
9.767
MagJ
9.442
MagH
9.182
MagK
9.119
MagG
10.38
MagGBP
10.692
MagGRP
9.935
* calculated from GAIA magnitudes

Ephemeris - Verified True
Kokori et al. 2020
Mid-time
2455218.5681 ± 0.0008 BJDTDB
Period
4.353019 ± 4e-06 days

Transit Parameters
Skillen et al. 2009
Rp/Rs
0.0933 ± 0.0021
a/Rs
8.51 +0.21 -0.21
i
86.9 +1.6 -1.2 deg
e
-
ω
- deg
DepthR*
10.97 mmag
Duration*
3.89 hours
* calculated from the other parameters, using PyLightcurve

Limb Darkening Parameters
Skillen et al. 2009
Teff
5826.0 +100.0 -100.0 K
Log(g)
4.04 +0.2 -0.2 cm/s2
Fe/H
0.0 +0.2 -0.2 dex
ExoClock Status
Observing Priority
Total Observations (Recent)
O-C minutes
Total Literature Mid-times
LOW
2 (0)
-0.8±1.4
6
WASP-13b


ExoClock Observations
Observation
Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
2021-02-03 Dave Wright
Yorick (private observatory)
10" Ritchey-Chretien
QSI 683WSG-8 / R / 120.0
-9.2 ± 2.6
2020-03-31 Manfred Raetz
privat observatory Herges-Hallenberg
SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / R / 120.0
2.4 ± 1.6 - Data available


Literature Mid-times
Observation
Date
Mid-time Time format Reference O-C
minutes
2011-01-14 2455575.514919 ± 0.000509259 HJD_UTC Barros et al. 2012 0.1 ± 0.7
2010-02-04 2455231.624666 ± 0.000451389 HJD_UTC Barros et al. 2012 -2.5 ± 0.7
2009-05-05 2454957.383596 ± 0.000590278 HJD_UTC Barros et al. 2012 -3.8 ± 0.9
2009-01-30 2454861.620757 ± 0.000486111 HJD_UTC Barros et al. 2012 1.5 ± 0.7
2008-02-16 2454513.381636 ± 0.000949074 HJD_UTC Barros et al. 2012 4.9 ± 1.4
2008-01-26 2454491.6161 ± 0.0007 BJD_UTC Skillen et al. 2009 4.3 ± 1.0
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