The Star | |||||
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Simbad GAIA 2MASS |
HAT-P-9 DR2 898130030131443584 J07204044+3708263 |
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RA | 07:20:40.4562 | DEC | +37:08:26.342 | ||
Parallax 2.169 mas |
P.M. RA -9.63 mas/y |
P.M. DEC -13.043 mas/y |
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MagV 12.34 |
MagR 12.08 |
MagI* 11.752 |
MagJ 11.274 |
MagH 11.043 |
MagK 11.015 |
MagG 12.154 |
MagGBP 12.422 |
MagGRP 11.741 |
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*Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified |
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Kokori et al. 2021 | |||||
Mid-time 2455473.14492 ± 0.00023 BJDTDB |
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Period 3.9228105 ± 8e-07 days |
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Transit Parameters | |||||
Wang et al. 2019 | |||||
Rp/Rs 0.107 ± 0.0009 |
a/Rs 8.5 +0.3 -0.3 |
i 86.4 +0.4 -0.4 deg |
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e 0.08 +0.05 -0.05 |
ω 152.0 +42.0 -39.0 deg |
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DepthR* 14.08 mmag |
Duration* 3.34 hours |
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*Calculated from the other parameters, using PyLightcurve.
**Adjusted to produce a duration that matches the observations. |
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Limb Darkening Parameters | |||||
Shporer et al. 2009 | |||||
Teff 6350.0 +150.0 -150.0 K |
Log(g) 4.3 +0.06 -0.06 cm/s2 |
Fe/H 0.12 +0.2 -0.2 dex |
ExoClock Status | |||||
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Observing Priority
ExoClock Observations (Recent) Space Observations Literature Mid-times ETD Observations O-C minutes |
MEDIUM
10 (3) 10 1.3±0.4 |
ExoClock Observations
Literature Mid-times
Observation Date |
Mid-time | Time format | Reference | O-C minutes |
|
---|---|---|---|---|---|
2017-02-26 | 2457811.14137 ± 0.00099 | BJD_TDB | Wang et al. 2019 | 2.0 ± 1.4 | |
2017-01-06 | 2457760.14058 ± 0.00083 | BJD_TDB | Wang et al. 2019 | -4.1 ± 1.2 | |
2016-12-29 | 2457752.29752 ± 0.00115 | BJD_TDB | Wang et al. 2019 | -0.4 ± 1.7 | |
2016-11-08 | 2457701.30337 ± 0.00093 | BJD_TDB | Wang et al. 2019 | 3.0 ± 1.3 | |
2016-03-10 | 2457458.08549 ± 0.00121 | BJD_TDB | Wang et al. 2019 | -2.2 ± 1.7 | |
2016-01-11 | 2457399.24582 ± 0.00139 | BJD_TDB | Wang et al. 2019 | 1.4 ± 2.0 | |
2010-04-06 | 2455292.69558 ± 0.00036 | HJD_UTC | Dittmann et al. 2012 | 1.0 ± 0.5 | |
2010-02-18 | 2455245.621 ± 0.001 | HJD_UTC | Dittmann et al. 2012 | 0.1 ± 1.4 | |
2010-02-14 | 2455241.69832 ± 0.00032 | HJD_UTC | Dittmann et al. 2012 | -0.0 ± 0.5 | |
2007-11-13 | 2454417.9077 ± 0.0003 | HJD_UTC | Shporer et al. 2009 | -0.6 ± 0.4 |