exoclock

HATS-2b (LOW)

Discovered by: Mohler-Fischer et al. 2013

The Star
Simbad
GAIA
2MASS		 HATS-2
DR2 3492502001623237888
J11465738-2233467
RA 11:46:57.3702 DEC -22:33:46.816
Parallax
2.896 mas		 P.M. RA
-46.423 mas/y		 P.M. DEC
-1.172 mas/y
MagV
13.62		 MagR
13.4		 MagI*
12.612		 MagJ
11.906		 MagH
11.475		 MagK
11.386
MagG
13.342		 MagGBP
13.848		 MagGRP
12.69
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2457108.30842 ± 0.0001 BJDTDB
Period
1.354133683 ± 8.6e-08 days
Transit Parameters
Mohler-Fischer et al. 2013
Rp/Rs
0.1335 ± 0.001		 a/Rs
5.5 +0.09 -0.09
 i
87.2 +0.7 -0.7 deg
e
-		 ω
- deg
DepthR*
23.94 mmag		 Duration*
2.09 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Mohler-Fischer et al. 2013
Teff
5227.0 +95.0 -95.0 K
 Log(g)
4.48 +0.02 -0.02 cm/s2
 Fe/H
0.15 +0.05 -0.05 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 9.1"
Total Observations (Recent) 54 (8)
O-C -0.55 ± 0.29 minutes
ExoClock Observations (Recent) 23 (8)
Space Observations (Recent) 30 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.12995 ± 0.0007

HATS-2b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
HATS-2b (LOW)
2023-05-16		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		-0.08 ± 1.37
HATS-2b (LOW)
2023-03-27		David Arnot
OSO COAST		PlaneWave Instruments CDK17 17 inch (432 mm) f/6.8 Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-09000 / R / 100.0		-1.8 ± 1.41
HATS-2b (LOW)
2023-03-27		David Arnot
OSO PIRATE		PlaneWave Instruments CDK24 24 inch (610 mm) f/6.5 Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-16803 / R / 90.0		-2.7 ± 1.27
HATS-2b (LOW)
2023-03-24		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 180.0		-1.27 ± 0.66
HATS-2b (LOW)
2023-03-24		Olga Michniewicz
Deep Sky Chile - ROTUZ		PlaneWave CDK 20
QHY268M pro / R / 54.0		-1.37 ± 1.09
HATS-2b (LOW)
2023-03-22		Aziz Ettahar Kaeouach
High Atlas Observatory		PlaneWave CDK 12.5
Zwo asi 294 mm pro / R / 120.0		3.59 ± 3.02
HATS-2b (LOW)
2023-03-16		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 180.0		-0.34 ± 0.69
HATS-2b (LOW)
2023-03-01		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 90.0		-0.62 ± 0.86
HATS-2b (LOW)
2023-01-14		Jean-Pascal Vignes
Deep Sky Chile		Planewave CDK400
QHYCCD 600M / Lum / 120.0		-1.69 ± 0.84
HATS-2b (LOW)
2022-02-23		Anaël Wünsche
El Sauce Observatory		CDK Planewave Chili
Moravian G4 16k / Lum / 120.0		2.68 ± 0.86
HATS-2b (LOW)
2022-02-15		David Arnot
OSO COAST		PlaneWave Instruments CDK17 17 inch (432 mm) f/6.8 Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-09000 / R / 90.0		0.09 ± 1.15
HATS-2b (LOW)
2022-01-08		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		1.02 ± 0.72
HATS-2b (LOW)
2021-04-29		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-1.72 ± 0.86
HATS-2b (LOW)
2021-04-15		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		-0.76 ± 0.72
HATS-2b (LOW)
2021-04-11		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		1.26 ± 0.72
HATS-2b (LOW)
2021-04-06		Jean-Pascal Vignes
Hakos Astro Farm		AG iDK 20"
FLI Proline 16803 CCD 4096 x 4096 Array with 9 μm pixels / Lum / 120.0		0.26 ± 1.15
HATS-2b (LOW)
2021-03-23		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-2.09 ± 0.86
HATS-2b (LOW)
2021-03-04		Andrius Bruzas
Teide		Corrected Dall-Kirkham Astrograph
FLI ProLine KAF-16803 / R / 120.0		-1.84 ± 1.15
HATS-2b (LOW)
2021-02-22		Billy Edwards
Sliding Spring Observatory		LCO Meade
SBIG STX6303 / rpr / 120.237		1.66 ± 1.01
HATS-2b (LOW)
2021-02-13		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		1.72 ± 0.86
HATS-2b (LOW)
2021-01-25		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-2.5 ± 1.01
HATS-2b (LOW)
2021-01-10		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		-0.82 ± 0.72
HATS-2b (LOW)
2021-01-06		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / Lum / 120.0		2.64 ± 0.86

Space Observations
Planet
Observation Date		 Mission O-C
minutes
HATS-2b (LOW)
2021-03-31		TESS0.93 ± 1.05
HATS-2b (LOW)
2021-03-29		TESS0.35 ± 1.05
HATS-2b (LOW)
2021-03-28		TESS0.6 ± 0.92
HATS-2b (LOW)
2021-03-27		TESS0.82 ± 1.31
HATS-2b (LOW)
2021-03-25		TESS-2.23 ± 1.05
HATS-2b (LOW)
2021-03-24		TESS-0.73 ± 1.31
HATS-2b (LOW)
2021-03-23		TESS-0.74 ± 1.11
HATS-2b (LOW)
2021-03-19		TESS-1.41 ± 1.22
HATS-2b (LOW)
2021-03-17		TESS1.42 ± 1.58
HATS-2b (LOW)
2021-03-16		TESS0.37 ± 1.12
HATS-2b (LOW)
2021-03-14		TESS2.05 ± 1.17
HATS-2b (LOW)
2021-03-13		TESS1.46 ± 0.94
HATS-2b (LOW)
2021-03-12		TESS1.0 ± 1.27
HATS-2b (LOW)
2021-03-10		TESS-1.29 ± 1.41
HATS-2b (LOW)
2021-03-09		TESS-0.68 ± 1.11
HATS-2b (LOW)
2019-04-21		TESS2.1 ± 1.32
HATS-2b (LOW)
2019-04-20		TESS-1.54 ± 1.32
HATS-2b (LOW)
2019-04-18		TESS-0.4 ± 1.35
HATS-2b (LOW)
2019-04-17		TESS0.47 ± 1.28
HATS-2b (LOW)
2019-04-16		TESS0.27 ± 1.38
HATS-2b (LOW)
2019-04-14		TESS-3.23 ± 1.28
HATS-2b (LOW)
2019-04-13		TESS1.83 ± 1.31
HATS-2b (LOW)
2019-04-08		TESS2.93 ± 1.58
HATS-2b (LOW)
2019-04-06		TESS-0.7 ± 1.17
HATS-2b (LOW)
2019-04-05		TESS0.58 ± 1.17
HATS-2b (LOW)
2019-04-04		TESS0.91 ± 1.44
HATS-2b (LOW)
2019-04-02		TESS0.96 ± 1.58
HATS-2b (LOW)
2019-04-01		TESS0.15 ± 1.44
HATS-2b (LOW)
2019-03-30		TESS-1.1 ± 1.37
HATS-2b (LOW)
2019-03-29		TESS-3.5 ± 2.3

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2012-01-28 Mohler-Fischer et al. 2013 0.01 ± 0.13
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