exoclock

GJ1214b (LOW)

Discovered by: Charbonneau et al. 2009

The Star
Simbad
GAIA
2MASS
G 139-21
DR2 4393265392167891712
J17151894+0457496
RA 17:15:18.9337 DEC +04:57:50.064
Parallax
68.265 mas
P.M. RA
580.447 mas/y
P.M. DEC
-749.588 mas/y
MagV
15.1
MagR
14.394
MagI
11.52
MagJ
9.75
MagH
9.094
MagK
8.782
MagG
13.009
MagGBP
14.932
MagGRP
11.696
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2455886.320526 ± 2.3e-05 BJDTDB
Period
1.580404571 ± 4.2e-08 days

Transit Parameters
Berta et al. 2012
Rp/Rs
0.116 ± 0.0005
a/Rs
15.31 +0.21 -0.29
i
89.3 +0.4 -0.3 deg
e
-
ω
- deg
DepthR*
18.78 mmag
Duration*
0.87 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Charbonneau et al. 2009
Teff
3026.0 +130.0 -130.0 K
Log(g)
4.99 +0.03 -0.03 cm/s2
Fe/H
0.0 +0.0 -0.0 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 13.24"
Total Observations (Recent) 92 (6)
O-C 0.76 ± 0.22 minutes
ExoClock Observations (Recent) 23 (6)
Space Observations (Recent) 0 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 69 (0)
Kepler Rp/Rs -
TESS Rp/Rs -

GJ1214b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
GJ1214b (LOW)
2023-07-27
Mario Morales-Aimar
Observatorio de Sencelles MPC K14
Reflector 10"
SBIG ST7-XME / Clear / 350.0
-0.53 ± 2.02
GJ1214b (LOW)
2023-07-27
Enrique Arce
Vallbona Observatory
Newton 10" f4
Sbig ST7-XME / Clear / 300.0
-1.62 ± 1.24
GJ1214b (LOW)
2023-07-08
Sacha Foschino
Observatoire des Baronnies Provençales
Planewave 430mm
SVO ASI 6200 MM Pro / Clear / 120.0
1.12 ± 0.79
GJ1214b (LOW)
2023-06-12
David Arnot
OSO PIRATE
PlaneWave Instruments CDK24 24 inch (610 mm) f/6.5 Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-16803 / R / 125.0
1.12 ± 1.17
GJ1214b (LOW)
2023-06-01
Yannic Delisle
Buthiers UAI 199
Custome made
QHY268M Pro / R / 60.0
0.57 ± 3.31
GJ1214b (LOW)
2023-05-16
Marcelo Emilio
Pico dos Dias
Boller & Chivens
Ixon 4335 / R / 120.0
0.19 ± 0.36
GJ1214b (LOW)
2023-03-20
Magdalena Szkudlarek
Deep Sky Chile - ROTUZ
PlaneWave CDK 20
QHY268M pro / R / 67.0
3.32 ± 2.3
GJ1214b (LOW)
2022-08-26
Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Clear / 120.0
1.59 ± 0.43
GJ1214b (LOW)
2022-07-19
Ivo Peretto
MarSEC Marana Space Explorer Center
R-C
Moravia G2-1600 MkII / Clear / 180.0
0.3 ± 0.86
GJ1214b (LOW)
2022-07-12
David Arnot
OSO PIRATE
PlaneWave Instruments CDK24 24 inch (610 mm) f/6.5 Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-16803 / R / 100.0
2.93 ± 1.58
GJ1214b (LOW)
2022-06-12
Adrian Jones
Private Observatory (I64)
Meade ACF 30cm
QSI 583 / Lum / 200.0
-0.98 ± 1.87
GJ1214b (LOW)
2022-05-20
Dim Stouraitis
Galilaios
SCT
SXVF-H9 Starlight-Xpress / R / 100.0
1.56 ± 2.74
GJ1214b (LOW)
2022-05-12
Robert Roth
TURMX Observatory
Planewave CDK17
QHY600M / Lum / 120.0
2.31 ± 0.86
GJ1214b (LOW)
2022-05-05
David Arnot
OSO PIRATE
PlaneWave Instruments CDK24 24 inch (610 mm) f/6.5 Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-16803 / R / 100.0
-0.22 ± 0.84
GJ1214b (LOW)
2021-06-30
Adam Popowicz
Otivar dome2
Newton 12" ASA
ASI ZWO 1600MM / R / 400.0
-1.55 ± 4.32
GJ1214b (LOW)
2021-06-11
Mario Morales-Aimar
Observatorio de Sencelles MPC K14
Reflector 10"
SBIG ST7-XME / Clear / 240.0
2.56 ± 1.58
GJ1214b (LOW)
2021-03-23
Paul Benni
Acton Sky Portal
C11 EdgeHD
SBIG ST8XME / AstrodonExoPlanet-BB / 100.0
2.17 ± 0.43
GJ1214b (LOW)
2020-08-03
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Clear / 120.0
3.14 ± 1.01
GJ1214b (LOW)
2020-05-15
Manfred Raetz
privat observatory Herges-Hallenberg
SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 180.0
0.16 ± 1.3
GJ1214b (LOW)
2019-09-29
Xesco Rubia
Stupa Observatory
TOA130NFB
Moravian G4-16000 MKII / Lum / 180.0
3.13 ± 3.17
GJ1214b (LOW)
2018-07-07
Anaël Wünsche
Observatoire des Baronnies Provençales
Astelco
FLIPL230 / Lum / 60.0
0.53 ± 0.43
GJ1214b (LOW)
2015-07-19
Antonio Marino
UAN c/o INAF-Osservatorio Astronomico di Capodimonte, Naples ITALY
SC11
CCD Atik 314L / Clear / 90.0
0.73 ± 3.02
GJ1214b (LOW)
2015-06-04
Ramon Naves
Montcabrer
Meade LX200 12" ACF
Sbig ST8xme / Clear / 180.0
-1.82 ± 2.02

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2017-07-28 Mallonn et al. 2019 0.16 ± 0.3
2017-06-30 Mallonn et al. 2019 0.12 ± 0.2
2017-06-22 Mallonn et al. 2019 -0.08 ± 0.36
2017-06-18 Mallonn et al. 2019 0.07 ± 0.22
2017-06-18 Mallonn et al. 2019 -0.43 ± 0.13
2017-06-17 Mallonn et al. 2019 0.18 ± 0.35
2017-06-11 Mallonn et al. 2019 0.01 ± 0.35
2017-06-07 Mallonn et al. 2019 0.16 ± 0.3
2017-06-07 Mallonn et al. 2019 -0.12 ± 0.32
2017-06-01 Mallonn et al. 2019 -0.4 ± 0.26
2017-05-30 Mallonn et al. 2019 -0.11 ± 0.22
2017-05-23 Mallonn et al. 2019 -0.03 ± 0.17
2017-05-19 Mallonn et al. 2019 0.4 ± 0.35
2017-05-19 Mallonn et al. 2019 0.03 ± 0.24
2017-05-19 Mallonn et al. 2019 -0.28 ± 0.33
2017-05-05 Mallonn et al. 2019 -0.13 ± 0.29
2017-05-04 Mallonn et al. 2019 -0.01 ± 0.23
2017-04-23 Mallonn et al. 2019 0.5 ± 0.29
2017-04-23 Mallonn et al. 2019 -0.05 ± 0.17
2017-04-18 Mallonn et al. 2019 -0.62 ± 0.6
2017-04-04 Mallonn et al. 2019 0.58 ± 0.29
2017-04-04 Mallonn et al. 2019 -0.14 ± 0.23
2017-03-27 Mallonn et al. 2019 0.08 ± 0.16
2011-11-08 Fraine et al. 2013 -0.15 ± 0.09
2011-11-06 Fraine et al. 2013 -0.24 ± 0.14
2011-08-25 Harpsøe et al. 2013 0.6 ± 0.39
2011-08-25 Harpsøe et al. 2013 0.27 ± 0.39
2011-08-25 Harpsøe et al. 2013 -0.68 ± 0.72
2011-08-10 Cáceres et al. 2014 1.0 ± 0.35
2011-06-14 Cáceres et al. 2014 1.92 ± 1.44
2011-06-03 Harpsøe et al. 2013 0.28 ± 0.24
2011-05-19 Fraine et al. 2013 -0.04 ± 0.08
2011-05-18 Cáceres et al. 2014 2.65 ± 1.35
2011-05-18 Fraine et al. 2013 -0.34 ± 0.1
2011-05-16 Fraine et al. 2013 -0.18 ± 0.07
2011-05-15 Fraine et al. 2013 -0.06 ± 0.11
2011-05-12 Fraine et al. 2013 0.02 ± 0.08
2011-05-10 Fraine et al. 2013 0.04 ± 0.1
2011-05-08 Fraine et al. 2013 0.04 ± 0.07
2011-05-07 Fraine et al. 2013 -0.11 ± 0.14
2011-05-05 Fraine et al. 2013 0.12 ± 0.09
2011-05-04 Fraine et al. 2013 -0.01 ± 0.07
2011-05-02 Fraine et al. 2013 -0.06 ± 0.08
2011-04-30 Fraine et al. 2013 -0.09 ± 0.1
2011-04-29 Fraine et al. 2013 -0.12 ± 0.08
2011-04-26 Fraine et al. 2013 -0.35 ± 0.24
2011-04-18 Fraine et al. 2013 0.17 ± 0.16
2011-03-30 Fraine et al. 2013 -0.3 ± 0.22
2011-03-11 Fraine et al. 2013 0.38 ± 0.13
2010-08-21 Harpsøe et al. 2013 0.12 ± 0.23
2010-08-06 Harpsøe et al. 2013 0.2 ± 0.26
2010-08-02 Harpsøe et al. 2013 0.22 ± 0.14
2010-07-18 Harpsøe et al. 2013 0.42 ± 0.29
2010-07-14 Harpsøe et al. 2013 0.19 ± 0.23
2010-07-07 Harpsøe et al. 2013 -0.24 ± 0.88
2010-07-06 Harpsøe et al. 2013 -0.35 ± 0.23
2010-06-29 Harpsøe et al. 2013 1.74 ± 0.6
2010-05-18 Berta et al. 2011 0.0 ± 0.1
2010-05-10 Berta et al. 2011 0.13 ± 0.16
2010-04-29 Cáceres et al. 2014 1.5 ± 0.16
2010-04-29 Harpsøe et al. 2013 0.83 ± 0.95
2010-04-29 Harpsøe et al. 2013 0.71 ± 1.34
2010-04-27 Fraine et al. 2013 0.06 ± 0.12
2010-04-26 Fraine et al. 2013 0.08 ± 0.1
2009-06-17 Berta et al. 2011 -0.16 ± 0.22
2009-06-01 Berta et al. 2011 -0.01 ± 0.13
2009-05-29 Berta et al. 2011 -0.04 ± 0.15
2009-05-15 Berta et al. 2011 0.2 ± 0.51
2009-05-15 Berta et al. 2011 -0.03 ± 0.09
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