exoclock

WASP-145Ab (MEDIUM)

Discovered by: Hellier et al. 2019

The Star
Simbad
GAIA
2MASS		 CD-59 7727A
DR2 6458529931463278848
J21290068-5850102
RA 21:29:00.6895 DEC -58:50:10.300
Parallax
10.924 mas		 P.M. RA
107.107 mas/y		 P.M. DEC
11.185 mas/y
MagV
11.59		 MagR
11.43		 MagI*
10.485		 MagJ
9.843		 MagH
9.292		 MagK
9.194
MagG
11.358		 MagGBP
11.934		 MagGRP
10.671
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2025
Mid-time
2459223.52249 ± 0.00011 BJDTDB
Period
1.76903829 ± 1.7e-07 days
Transit Parameters
Hellier et al. 2019
Rp/Rs**
0.12961 ± 0.00093		 a/Rs**
8.09 +0.09 -0.09
 i
83.3 +1.3 -1.3 deg
e
-		 ω
- deg
DepthR*
10.29 mmag		 Duration*
1.04 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Hellier et al. 2019
Teff
4900.0 +150.0 -150.0 K
 Log(g)
4.65 +0.1 -0.1 cm/s2
 Fe/H
-0.04 +0.1 -0.1 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 8.01"
Total Observations (Recent) 38 (2)
O-C -0.36 ± 0.44 minutes
ExoClock Observations (Recent) 15 (2)
Space Observations (Recent) 22 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.12961 ± 0.00093

WASP-145Ab


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-145Ab (MEDIUM)
2025-07-05		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 45.0		-7.41 ± 2.02
WASP-145Ab (MEDIUM)
2025-05-11		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 60.0		-0.39 ± 0.69
WASP-145Ab (MEDIUM)
2024-09-25		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 90.0		-0.06 ± 0.94
WASP-145Ab (MEDIUM)
2024-09-25		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / R / 120.0		-2.77 ± 1.73
WASP-145Ab (MEDIUM)
2024-08-03		Gustavo Gonçalves
Pico dos Dias Observatory		0.6m Zeiss f/12.5
Andor iKon-L CCD / I / 10.0		1.29 ± 0.86
WASP-145Ab (MEDIUM)
2023-11-24		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 60.0		2.34 ± 1.07
WASP-145Ab (MEDIUM)
2023-11-08		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 30.0		-2.52 ± 1.73
WASP-145Ab (MEDIUM)
2023-09-08		THIAGO PRADO
Observatório do Pico dos Dias		1,6 m Perkin-Elmer
/ Ixon13.5x13.5μ / R / 20.0		-0.29 ± 0.63
WASP-145Ab (MEDIUM)
2023-07-16		Jean-Pascal Vignes
Deep Sky Chile		CDK 400 Planewave
QHYCCD 600 M / Lum / 60.0		0.05 ± 3.89
WASP-145Ab (MEDIUM)
2022-10-22		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 120.0		1.04 ± 1.73
WASP-145Ab (MEDIUM)
2022-08-19		Rodolfo Artola
EABA - Córdoba - Argentina		Newtonian 1.54 m
Alta U9 / V / 120.0		2.44 ± 1.58
WASP-145Ab (MEDIUM)
2022-07-02		David Patterson
Numurkah Observatory		Sky Watcher Esprit 120ED APO
ZWOASI294MM Pro / Lum / 30.0		-1.54 ± 3.31
WASP-145Ab (MEDIUM)
2022-04-26		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		4.01 ± 2.88
WASP-145Ab (MEDIUM)
2022-04-03		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / R / 60.0		3.87 ± 2.16
WASP-145Ab (MEDIUM)
2021-10-26		Rodolfo Artola
EABA - Córdoba - Argentina		Newtonian 1.54 m
Alta U9 / V / 75.0		1.5 ± 1.32

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-145Ab (MEDIUM)
2023-07-23		TESS0.48 ± 0.79
WASP-145Ab (MEDIUM)
2023-07-21		TESS0.19 ± 1.01
WASP-145Ab (MEDIUM)
2023-07-19		TESS0.55 ± 0.66
WASP-145Ab (MEDIUM)
2023-07-17		TESS-0.3 ± 0.91
WASP-145Ab (MEDIUM)
2023-07-16		TESS-0.29 ± 0.71
WASP-145Ab (MEDIUM)
2023-07-09		TESS-0.72 ± 0.73
WASP-145Ab (MEDIUM)
2023-07-07		TESS0.37 ± 0.84
WASP-145Ab (MEDIUM)
2023-07-05		TESS0.74 ± 0.84
WASP-145Ab (MEDIUM)
2023-07-03		TESS-0.25 ± 0.65
WASP-145Ab (MEDIUM)
2023-07-01		TESS-1.25 ± 0.72
WASP-145Ab (MEDIUM)
2020-07-28		TESS-1.32 ± 0.73
WASP-145Ab (MEDIUM)
2020-07-26		TESS-1.37 ± 0.81
WASP-145Ab (MEDIUM)
2020-07-24		TESS-0.39 ± 0.79
WASP-145Ab (MEDIUM)
2020-07-23		TESS1.09 ± 0.86
WASP-145Ab (MEDIUM)
2020-07-21		TESS-0.5 ± 0.91
WASP-145Ab (MEDIUM)
2020-07-19		TESS1.57 ± 0.68
WASP-145Ab (MEDIUM)
2020-07-16		TESS-0.12 ± 0.84
WASP-145Ab (MEDIUM)
2020-07-14		TESS0.46 ± 0.73
WASP-145Ab (MEDIUM)
2020-07-12		TESS-0.05 ± 0.95
WASP-145Ab (MEDIUM)
2020-07-10		TESS-0.56 ± 0.73
WASP-145Ab (MEDIUM)
2020-07-09		TESS-0.17 ± 0.91
WASP-145Ab (MEDIUM)
2020-07-07		TESS-0.91 ± 0.89

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2014-07-05 Hellier et al. 2019 0.1 ± 0.37
© 2019-2025 ExoClock Project - Privacy policy - Contact: exoclockproject@gmail.com
The ExoClock Project is managed by the PULSAR Non-profit Civil Law Company / Address: Pipsou 18A, 54627 Thessaloniki, Greece / VAT: EL996400186 / Tax Office: E Thessaloniki