exoclock

WASP-39b (LOW)

Discovered by: Faedi et al. 2011

The Star
Simbad
GAIA
2MASS
WASP-39
DR2 3643098875168270592
J14291840-0326403
RA 14:29:18.4151 DEC -03:26:40.203
Parallax
4.645 mas
P.M. RA
-19.053 mas/y
P.M. DEC
0.345 mas/y
MagV
12.09
MagR
12.17
MagI
11.29
MagJ
10.663
MagH
10.307
MagK
10.202
MagG
11.887
MagGBP
12.306
MagGRP
11.326
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2456888.031364 ± 8e-05 BJDTDB
Period
4.05528043 ± 3.2e-07 days

Transit Parameters
Maciejewski et al. 2016
Rp/Rs
0.1457 ± 0.0016
a/Rs
11.37 +0.24 -0.2
i
87.75 +0.27 -0.2 deg
e
-
ω
- deg
DepthR*
27.26 mmag
Duration*
2.88 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Faedi et al. 2011
Teff
5400.0 +150.0 -150.0 K
Log(g)
4.498 +0.024 -0.024 cm/s2
Fe/H
-0.12 +0.1 -0.1 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 6.02"
Total Observations (Recent) 33 (11)
O-C -0.48 ± 0.36 minutes
ExoClock Observations (Recent) 16 (11)
Space Observations (Recent) 0 (0)
ETD Observations (Recent) 10 (0)
Literature Mid-times (Recent) 7 (0)
Kepler Rp/Rs -
TESS Rp/Rs -

WASP-39b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
WASP-39b (LOW)
2022-05-31
Andre Kovacs
MicroObservatory Cecillia
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0
1.52 ± 4.32
WASP-39b (LOW)
2022-05-31
Sauro Gaudenzi
MicroObservatory Cecilia
MicroObservatory robotic telescope
KAF-1402ME / Clear / 60.0
0.22 ± 3.02
WASP-39b (LOW)
2022-05-11
Michelle Müller
TURMX Observatory
CFF Telescopes 160mm APO
ZWO ASI6200MM Pro / Lum / 120.0
1.09 ± 1.58
WASP-39b (LOW)
2022-05-11
Adam Popowicz
Otivar dome2
Newton 12" ASA
ASI ZWO 1600MM / R / 90.0
-2.94 ± 1.3
WASP-39b (LOW)
2022-05-11
Antonio Ferretti
Gruppo Astrofili Frentani - Anxanum Observatory
Meade LX200 ACF
FLI MicroLine 11002 / Clear / 60.0
-3.81 ± 1.44
WASP-39b (LOW)
2022-05-02
Claudio Lopresti
Claudio Lopresti
Makutov-Newton
CCD Sbig ST8xme / Lum / 240.0
2.62 ± 2.3
WASP-39b (LOW)
2022-04-28
Claudio Lopresti
Claudio Lopresti
Makutov-Newton
CCD Sbig ST8xme / Lum / 240.0
-1.44 ± 3.46
WASP-39b (LOW)
2022-03-31
Andre Kovacs
MicroObservatory Cecillia
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0
4.26 ± 3.46
WASP-39b (LOW)
2022-03-27
Andre Kovacs
MicroObservatory Cecillia
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0
-2.53 ± 2.74
WASP-39b (LOW)
2022-03-23
Andre Kovacs
MicroObservatory Cecillia
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0
4.06 ± 4.32
WASP-39b (LOW)
2022-03-07
Sebastien Brouillard
AstroQueyras
RC500
STX16803 / R / 180.0
1.79 ± 3.02
WASP-39b (LOW)
2021-05-02
Yves Jongen
Rasteau Observatory
Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0
0.95 ± 0.72
WASP-39b (LOW)
2021-04-28
Carmelo Falco
GALHassin Robotic Telescope 2 (GRT2)
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / Lum / 60.0
-1.1 ± 0.72
WASP-39b (LOW)
2021-03-23
Andre Kovacs
MicroObservatory Cecillia
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0
6.28 ± 2.59
WASP-39b (LOW)
2021-03-15
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / R / 120.0
-1.55 ± 0.86
WASP-39b (LOW)
2020-05-11
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / V / 120.0
-1.1 ± 1.3

ETD Observations

Planet
Observation Date
Observer(s) ETD link O-C
minutes
WASP-39b (LOW)
2018-07-24
Team LSD1533315354-0.05 ± 1.44
WASP-39b (LOW)
2018-05-12
suricate4815263259212.32 ± 0.86
WASP-39b (LOW)
2017-04-29
Matthieu BACHSCHMIDT1493568620-0.16 ± 0.86
WASP-39b (LOW)
2016-04-25
Miroslav Smolka14616305070.45 ± 1.15
WASP-39b (LOW)
2016-02-29
David Molina14567294940.05 ± 1.3
WASP-39b (LOW)
2015-02-21
Martin Zíbar1424514762-1.24 ± 1.58
WASP-39b (LOW)
2014-05-21
J Garlitz1400689020-0.28 ± 1.15
WASP-39b (LOW)
2012-04-22
František Lomoz1335179151-0.08 ± 2.45
WASP-39b (LOW)
2012-02-22
Juanjo Gonzalez1329951379-1.08 ± 0.86
WASP-39b (LOW)
2011-05-14
Stan Shadick and Curtis Tuplin13120031151.56 ± 4.32

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2016-05-04 Kirk et al. 2019 0.12 ± 0.19
2013-10-10 Barstow et al. 2017 -0.17 ± 0.35
2013-04-18 Barstow et al. 2017 -0.55 ± 0.32
2013-03-17 Barstow et al. 2017 0.03 ± 0.35
2013-02-13 Barstow et al. 2017 0.01 ± 0.48
2013-02-08 Barstow et al. 2017 0.9 ± 0.5
2010-05-26 Faedi et al. 2011 0.11 ± 0.29
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