exoclock

HATS-25b (MEDIUM)

Discovered by: Espinoza et al. 2016

The Star
Simbad
GAIA
2MASS
HATS-25
DR2 6287125101007614080
J13513786-2346522
RA 13:51:37.8639 DEC -23:46:52.255
Parallax
2.095 mas
P.M. RA
-19.483 mas/y
P.M. DEC
-13.537 mas/y
MagV
13.1
MagR
13.07
MagI*
12.335
MagJ
11.788
MagH
11.487
MagK
11.416
MagG
12.935
MagGBP
13.304
MagGRP
12.418
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458426.47971 ± 0.00021 BJDTDB
Period
4.29864716 ± 8.1e-07 days

Transit Parameters
Espinoza et al. 2016
Rp/Rs
0.117 ± 0.003
a/Rs
10.0 +0.6 -0.6
i
86.9 +0.7 -0.7 deg
e
-
ω
- deg
DepthR*
16.85 mmag
Duration*
3.22 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Espinoza et al. 2016
Teff
5715.0 +73.0 -73.0 K
Log(g)
4.35 +0.05 -0.05 cm/s2
Fe/H
0.02 +0.05 -0.05 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 8.1"
Total Observations (Recent) 13 (1)
O-C 0.26 ± 0.56 minutes
ExoClock Observations (Recent) 4 (1)
Space Observations (Recent) 8 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.1171 ± 0.0012

HATS-25b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HATS-25b (MEDIUM)
2022-02-15
Jean-Pascal Vignes
Deep Sky Chile
Planewave CDK400
QHYCCD 600M / R / 60.0
2.21 ± 2.45
HATS-25b (MEDIUM)
2021-05-03
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
-0.88 ± 1.58
HATS-25b (MEDIUM)
2021-04-16
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 120.0
0.55 ± 0.86
HATS-25b (MEDIUM)
2018-04-20
Anastasia Kokori
El Sauce Observatory
Planewave CDK24
FLI ProLine PL9000 / rpr / 60.0
1.09 ± 1.87

Space Observations

Planet
Observation Date
Mission O-C
minutes
HATS-25b (MEDIUM)
2021-04-24
TESS-1.32 ± 1.73
HATS-25b (MEDIUM)
2021-04-20
TESS2.93 ± 2.02
HATS-25b (MEDIUM)
2021-04-11
TESS0.04 ± 1.58
HATS-25b (MEDIUM)
2021-04-07
TESS-0.61 ± 1.73
HATS-25b (MEDIUM)
2019-05-16
TESS-2.35 ± 1.73
HATS-25b (MEDIUM)
2019-05-12
TESS0.74 ± 1.87
HATS-25b (MEDIUM)
2019-05-03
TESS-0.27 ± 1.87
HATS-25b (MEDIUM)
2019-04-29
TESS-1.65 ± 2.16

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2014-07-31 Espinoza et al. 2016 0.09 ± 0.73
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