exoclock

WASP-103b (LOW)

Discovered by: Gillon et al. 2014

The Star
Simbad
GAIA
2MASS		 WASP-103
DR2 4439085988769170432
J16371556+0711000
RA 16:37:15.5753 DEC +07:11:00.119
Parallax
1.137 mas		 P.M. RA
-8.506 mas/y		 P.M. DEC
2.187 mas/y
MagV
12.1		 MagR*
11.971		 MagI*
11.386		 MagJ
11.1		 MagH
10.857		 MagK
10.767
MagG
12.193		 MagGBP
12.528		 MagGRP
11.7
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2457308.324538 ± 3e-05 BJDTDB
Period
0.925545386 ± 5.6e-08 days
Transit Parameters
Southworth et al. 2016
Rp/Rs
0.1158 ± 0.0006		 a/Rs
3.013 +0.017 -0.027
 i
88.2 +1.5 -1.5 deg
e
-		 ω
- deg
DepthR*
17.76 mmag		 Duration*
2.67 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Gillon et al. 2014
Teff
6110.0 +160.0 -160.0 K
 Log(g)
4.22 +0.12 -0.05 cm/s2
 Fe/H
0.06 +0.13 -0.13 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.66"
Total Observations (Recent) 107 (16)
O-C -1.06 ± 0.26 minutes
ExoClock Observations (Recent) 59 (16)
Space Observations (Recent) 0 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 48 (0)
Kepler Rp/Rs -
TESS Rp/Rs -

WASP-103b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-103b (LOW)
2024-07-09		Deborah Smith
El Olivar, Gergal, Spain		William Optics GT81
ASI2600MM / R / 160.0		3.92 ± 4.32
WASP-103b (LOW)
2024-07-08		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		0.55 ± 1.05
WASP-103b (LOW)
2024-07-08		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 60.0		-4.78 ± 0.55
WASP-103b (LOW)
2024-06-26		Dominique DANIEL
La Montjoie		T250 Skyvision
Camera CMOS ZWO ASI2600MC pro (color) / Clear / 90.0		-0.27 ± 2.16
WASP-103b (LOW)
2024-06-02		John Collins
JC_Wrexham		Meade LX200GPS
ASI-290m / rpr / 120.0		1.36 ± 1.73
WASP-103b (LOW)
2024-05-20		Gerard Tartalo
Dark Energy Observatory		Ts Photoline triplet apo 115/800 F7
Qhy294M pro / rpr / 300.0		-2.69 ± 2.59
WASP-103b (LOW)
2024-05-20		Martin Crow
Burnham Observatory		Celestron C9.25
SX694 mono / Clear / 120.0		0.69 ± 2.59
WASP-103b (LOW)
2024-05-20		Ian Sharp
PixelSkies		Celestron C11 Edge HD
Starlight Xpress Trius Pro SX694 / R / 90.0		-6.66 ± 2.59
WASP-103b (LOW)
2024-05-07		Deborah Smith
El Olivar, Gergal, Spain		William Optics GT81
QHY9 / R / 90.0		-1.13 ± 4.32
WASP-103b (LOW)
2024-05-04		Nicolas Castro-Morales
El Sauce		Mas500
Moravian / rpr / 60.0		-0.98 ± 1.2
WASP-103b (LOW)
2024-05-03		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / V / 180.0		-4.04 ± 3.17
WASP-103b (LOW)
2024-04-13		Miguel Ángel Álava Amat
Sarriguren		Meade SC 8"
Asi 1600 MM / Lum / 240.0		2.15 ± 1.87
WASP-103b (LOW)
2024-04-13		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-0.88 ± 2.02
WASP-103b (LOW)
2024-04-12		Miguel Ángel Álava Amat
Sarriguren		Meade SC 8"
Asi 1600 MM / Lum / 240.0		-0.57 ± 1.24
WASP-103b (LOW)
2024-04-03		Yen-Hsing Lin
NTHU TAT		GSO RC10
Apogee AltaF-6: KAF1001E / Clear / 60.0		-3.1 ± 1.87
WASP-103b (LOW)
2024-03-27		Darryl Madison
Ajijic Observatory		Celestron CPC 800 Edge HD
ZWO2400MC / Clear / 120.0		-0.85 ± 2.16
WASP-103b (LOW)
2023-07-15		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-1.53 ± 2.02
WASP-103b (LOW)
2023-07-02		Adam Popowicz
Otivar dome2		Newton 12" ASA
ASI ZWO 1600MM / R / 77.0		-0.04 ± 2.3
WASP-103b (LOW)
2023-07-02		Javier Alonso Santiago
INAF-OACT		Cassegrain 91cm
Moravian C4-1600EC / R / 60.0		-2.49 ± 1.87
WASP-103b (LOW)
2023-06-28		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / Lum / 60.0		0.57 ± 2.16
WASP-103b (LOW)
2023-06-20		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		0.23 ± 3.02
WASP-103b (LOW)
2023-06-20		Antonio Ferretti
Anxanum Observatory		Meade LX200 ACF
QHY 268M / Clear / 180.0		-0.49 ± 1.73
WASP-103b (LOW)
2023-06-18		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 60.0		0.08 ± 1.41
WASP-103b (LOW)
2023-06-06		Magdalena Szkudlarek
Deep Sky Chile - ROTUZ		PlaneWave CDK 20
QHY268M pro / R / 49.0		1.13 ± 0.72
WASP-103b (LOW)
2023-05-26		Claudio Lopresti
Claudio Lopresti		Mak-Newton
CCD Sbig ST10xme / I / 240.0		-1.75 ± 2.45
WASP-103b (LOW)
2023-05-26		Stéphane Montchaud
Burgundy Observatory		Celestron 8
Zwo Asi 1600 / Lum / 120.0		-0.39 ± 1.87
WASP-103b (LOW)
2023-05-26		jean paul vergne
CH9-gapra		Ritchey Chretien
zwo 294mm pro / Lum / 120.0		-4.42 ± 1.58
WASP-103b (LOW)
2023-05-10		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		4.41 ± 1.14
WASP-103b (LOW)
2023-04-28		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		-0.24 ± 0.99
WASP-103b (LOW)
2023-04-26		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / R / 180.0		-0.02 ± 1.73
WASP-103b (LOW)
2023-04-17		David Molina
Anunaki Observatory Z51		Schmidt Cassegrain
SBIG ST-9xe / R / 120.0		1.06 ± 1.87
WASP-103b (LOW)
2022-06-24		Sacha Foschino
Observatoire des Baronnies Provençales		Planewave 430mm
SVO ASI 6200 MM Pro / Clear / 120.0		0.23 ± 0.72
WASP-103b (LOW)
2022-06-12		Kevin Johnson
Holbrook Observatory		Meade LX10 EMC
Atik 383L+ / Lum / 90.0		2.16 ± 1.87
WASP-103b (LOW)
2022-05-05		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 150.0		1.24 ± 1.73
WASP-103b (LOW)
2022-04-23		Adam Popowicz
Observatory Pyskowice		RC12" GSO
ASI ZWO 1600 MM / ATIK 11000M / R / 180.0		0.0 ± 5.76
WASP-103b (LOW)
2022-04-10		Leon Bewersdorff
Observatory Kipshoven (BLEW)		GSO Ritchey-Chrétien
QHY268M-PH / V / 60.0		1.27 ± 2.02
WASP-103b (LOW)
2022-04-10		Adam Popowicz
Otivar dome2		Newton 12" ASA
ASI ZWO 1600MM / R / 65.0		0.98 ± 1.44
WASP-103b (LOW)
2021-08-29		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		1.68 ± 1.44
WASP-103b (LOW)
2021-06-28		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.71 ± 1.15
WASP-103b (LOW)
2021-06-16		Adam Popowicz
Observatory Pyskowice		RC12" GSO
ASI ZWO 1600 MM / ATIK 11000M / R / 120.0		1.23 ± 2.3
WASP-103b (LOW)
2021-06-16		Giuseppe Marino
Gruppo Astrofili Catanesi		Newtonian
SBIG ST-7 XME / Clear / 140.0		-0.79 ± 0.72
WASP-103b (LOW)
2021-06-04		Ivo Peretto
MarSEC Marana Space Explorer Center		R-C
Moravia G2-1600 MkII / Clear / 80.0		5.17 ± 1.3
WASP-103b (LOW)
2021-06-04		Massimiliano Mannucci
Osservatorio Astronomico Margherita Hack		Celestron C14
SBIG ST10 XME / Clear / 120.0		0.99 ± 0.86
WASP-103b (LOW)
2021-04-11		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-3.43 ± 1.15
WASP-103b (LOW)
2021-03-30		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-2.29 ± 1.3
WASP-103b (LOW)
2021-03-17		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.08 ± 1.01
WASP-103b (LOW)
2020-06-08		Francois Regembal
HRTobs		Astrosib RC360
SBIG STX 16803 / Lum / 60.0		1.65 ± 0.86
WASP-103b (LOW)
2020-05-27		Roland Casali
Alto 2000		Ritchey Chretien
Kepler 400 sCMOS / I / 60.0		3.5 ± 1.3
WASP-103b (LOW)
2020-05-27		Roland Casali
Alto 2000		Ritchey Chretien
Kepler 400 sCMOS / R / 30.0		2.21 ± 1.44
WASP-103b (LOW)
2020-05-27		Mauro Caló
Cavallino		RC
SBIG ST10 / Lum / 60.0		0.48 ± 1.01
WASP-103b (LOW)
2020-05-27		Marc Deldem
Les Barres Observatory		Celestron C8
SBIG ST8-XME / Clear / 120.0		-0.46 ± 1.58
WASP-103b (LOW)
2020-05-14		John Savage
Z42 Rushay Farm Observatory		Celestron 14Edge
ZWO ASI6200MM / Clear / 180.0		3.41 ± 1.01
WASP-103b (LOW)
2020-05-14		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 90.0		1.68 ± 1.73
WASP-103b (LOW)
2020-05-14		Adrian Jones
Private Observatory (I64)		Meade ACF 30cm
QSI 583 / R / 60.0		1.32 ± 1.44
WASP-103b (LOW)
2020-04-07		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0		0.62 ± 1.44
WASP-103b (LOW)
2019-06-01		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave
SBIG STL11K / Clear / 120.0		1.06 ± 1.15
WASP-103b (LOW)
2017-06-23		Anaël Wünsche
Observatoire des Baronnies Provençales		Astelco
FLIPL230 / Lum / 60.0		1.66 ± 0.86
WASP-103b (LOW)
2016-05-21		Marc Deldem
Les Barres Observatory		Celestron C8
SBIG ST8-XME / Clear / 120.0		-1.63 ± 1.58
WASP-103b (LOW)
2015-06-08		Ramon Naves
Montcabrer		Meade LX200 12" ACF
Sbig ST8xme / R / 120.0		0.4 ± 1.73

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2018-08-09 Maciejewski et al. 2018 -0.35 ± 0.68
2018-06-19 Maciejewski et al. 2018 0.36 ± 0.79
2018-06-18 Maciejewski et al. 2018 0.43 ± 0.43
2018-06-06 Maciejewski et al. 2018 -0.38 ± 0.4
2018-05-12 Maciejewski et al. 2018 0.24 ± 0.45
2018-05-11 Maciejewski et al. 2018 -0.28 ± 0.42
2017-06-23 Maciejewski et al. 2018 -0.29 ± 0.58
2017-05-16 Maciejewski et al. 2018 0.6 ± 0.86
2017-05-04 Maciejewski et al. 2018 -0.5 ± 0.92
2017-05-01 Kirk et al. 2021 0.08 ± 0.49
2017-05-01 Kirk et al. 2021 0.04 ± 0.13
2017-04-17 Patra et al. 2020 -0.15 ± 0.42
2017-04-05 Kirk et al. 2021 0.36 ± 0.28
2016-06-27 Kirk et al. 2021 -0.12 ± 0.17
2016-06-12 Patra et al. 2020 0.24 ± 0.55
2016-06-02 Kirk et al. 2021 0.12 ± 0.2
2016-05-30 Patra et al. 2020 0.23 ± 0.43
2016-05-09 Maciejewski et al. 2018 1.24 ± 1.45
2016-05-08 Maciejewski et al. 2018 0.15 ± 1.67
2016-05-08 Maciejewski et al. 2018 -0.94 ± 1.08
2016-05-04 Patra et al. 2020 -0.01 ± 0.45
2016-05-03 Lendl et al. 2017 -0.17 ± 0.11
2016-05-03 Kirk et al. 2021 -0.34 ± 0.13
2015-07-10 Kirk et al. 2021 -0.52 ± 0.51
2015-07-02 Kirk et al. 2021 -0.1 ± 0.17
2015-06-27 Kirk et al. 2021 -0.36 ± 0.54
2015-06-06 Kirk et al. 2021 0.2 ± 0.18
2015-06-05 Kirk et al. 2021 -0.28 ± 0.36
2015-06-04 Turner et al. 2017 -0.63 ± 2.16
2014-08-13 Southworth et al. 2015 1.5 ± 0.72
2014-07-19 Southworth et al. 2015 0.4 ± 0.36
2014-07-19 Southworth et al. 2015 0.09 ± 0.36
2014-07-19 Southworth et al. 2015 0.06 ± 0.24
2014-07-19 Southworth et al. 2015 -0.05 ± 0.32
2014-07-19 Southworth et al. 2015 -0.15 ± 0.2
2014-07-18 Southworth et al. 2015 -0.01 ± 0.26
2014-07-06 Southworth et al. 2015 0.72 ± 0.43
2014-07-06 Southworth et al. 2015 0.25 ± 0.33
2014-07-06 Southworth et al. 2015 0.17 ± 0.49
2014-07-06 Southworth et al. 2015 0.16 ± 0.27
2014-07-06 Southworth et al. 2015 0.04 ± 0.27
2014-06-27 Delrez et al. 2018 0.05 ± 0.09
2014-06-24 Southworth et al. 2015 -0.29 ± 0.35
2014-06-23 Southworth et al. 2015 -0.34 ± 0.56
2014-06-09 Southworth et al. 2015 0.34 ± 0.39
2014-05-02 Southworth et al. 2015 0.83 ± 0.32
2014-04-20 Southworth et al. 2015 -0.36 ± 0.24
2013-06-16 Gillon et al. 2014 0.22 ± 1.08
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