exoclock

HATS-27b (MEDIUM)

Discovered by: Espinoza et al. 2016

The Star
Simbad
GAIA
2MASS
HATS-27
DR2 6134228079203074176
J12541261-4635157
RA 12:54:12.6109 DEC -46:35:15.785
Parallax
1.198 mas
P.M. RA
-13.593 mas/y
P.M. DEC
0.545 mas/y
MagV
12.77
MagR
12.75
MagI*
12.2
MagJ
11.831
MagH
11.651
MagK
11.55
MagG
12.679
MagGBP
12.935
MagGRP
12.275
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2458309.16373 ± 0.00039 BJDTDB
Period
4.6370496 ± 2.1e-06 days

Transit Parameters
Espinoza et al. 2016
Rp/Rs
0.089 ± 0.004
a/Rs
7.5 +0.4 -0.6
i
87.3 +1.3 -1.3 deg
e
-
ω
- deg
DepthR*
10.11 mmag
Duration*
4.89 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Espinoza et al. 2016
Teff
6438.0 +64.0 -64.0 K
Log(g)
4.11 +0.05 -0.05 cm/s2
Fe/H
0.09 +0.04 -0.04 dex
ExoClock Status
Observing Priority MEDIUM
Minimum aperture 8.47"
Total Observations (Recent) 17 (1)
O-C 0.05 ± 1.37 minutes
ExoClock Observations (Recent) 4 (1)
Space Observations (Recent) 12 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 1 (0)
Kepler Rp/Rs -
TESS Rp/Rs 0.0855 ± 0.0011

HATS-27b


ExoClock Observations

Planet
Observation Date
Observer
Observatory
Telescope
Camera / Filter / Exp [s]
O-C
minutes
HATS-27b (MEDIUM)
2023-02-12
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 180.0
0.45 ± 3.02
HATS-27b (MEDIUM)
2022-04-26
Jean-Pascal Vignes
Deep Sky Chile
Planewave CDK400
QHYCCD 600M / R / 120.0
3.51 ± 4.32
HATS-27b (MEDIUM)
2022-04-12
Yves Jongen
Deep Sky Chile
Plane Wave CDK 17"
Moravian 4G / Lum / 180.0
0.7 ± 1.87
HATS-27b (MEDIUM)
2022-04-12
Jean-Pascal Vignes
Deep Sky Chile
Planewave CDK400
QHYCCD 600M / R / 60.0
-4.91 ± 3.46

Space Observations

Planet
Observation Date
Mission O-C
minutes
HATS-27b (MEDIUM)
2021-04-24
TESS5.84 ± 3.46
HATS-27b (MEDIUM)
2021-04-20
TESS0.15 ± 2.74
HATS-27b (MEDIUM)
2021-04-10
TESS-2.44 ± 4.03
HATS-27b (MEDIUM)
2021-04-06
TESS-1.79 ± 4.03
HATS-27b (MEDIUM)
2019-05-16
TESS-1.52 ± 3.89
HATS-27b (MEDIUM)
2019-05-11
TESS-1.73 ± 3.74
HATS-27b (MEDIUM)
2019-05-02
TESS0.43 ± 3.74
HATS-27b (MEDIUM)
2019-04-27
TESS-3.25 ± 3.74
HATS-27b (MEDIUM)
2019-04-18
TESS1.22 ± 3.02
HATS-27b (MEDIUM)
2019-04-13
TESS-2.74 ± 3.89
HATS-27b (MEDIUM)
2019-04-04
TESS-1.31 ± 5.04
HATS-27b (MEDIUM)
2019-03-30
TESS2.8 ± 3.74

Literature Mid-times

Planet
Observation Date
Reference O-C
minutes
2015-01-06 Espinoza et al. 2016 0.23 ± 1.58
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