The Star | |||||
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Simbad GAIA 2MASS |
BD+38 2917 DR2 1340497608486742400 J17202788+3814317 |
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RA | 17:20:27.8782 | DEC | +38:14:31.909 | ||
Parallax 4.462 mas |
P.M. RA 2.241 mas/y |
P.M. DEC -6.714 mas/y |
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MagV 9.99 |
MagR* 9.689 |
MagI* 9.45 |
MagJ 9.094 |
MagH 8.927 |
MagK 8.851 |
MagG 9.873 |
MagGBP 10.126 |
MagGRP 9.501 |
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*Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified |
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Kokori et al. 2021 | |||||
Mid-time 2455421.35484 ± 0.00022 BJDTDB |
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Period 4.6276623 ± 1e-06 days |
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Transit Parameters | |||||
Fukui et al. 2016 | |||||
Rp/Rs 0.0805 ± 0.0011 |
a/Rs** 8.51 +0.15 -0.15 |
i 83.77 +0.18 -0.18 deg |
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e - |
ω - deg |
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DepthR* 5.61 mmag |
Duration* 2.35 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 | |||||
Torres et al. 2010 | |||||
Teff 6600.0 +90.0 -90.0 K |
Log(g) 4.25 +0.03 -0.03 cm/s2 |
Fe/H 0.11 +0.08 -0.08 dex |
ExoClock Status | |||||
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Observing Priority
ExoClock Observations (Recent) Space Observations Literature Mid-times ETD Observations O-C minutes |
MEDIUM
14 (5) 6 -0.9±0.8 |
ExoClock Observations
Literature Mid-times
Observation Date |
Mid-time | Time format | Reference | O-C minutes |
|
---|---|---|---|---|---|
2010-03-13 | 2455268.64237 ± 0.00031 | BJD_TDB | Nascimbeni et al. 2011 | 0.6 ± 0.4 | |
2009-05-16 | 2454967.84186 ± 0.00088 | BJD_UTC | Torres et al. 2010 | -1.9 ± 1.3 | |
2009-04-09 | 2454930.8216 ± 0.00114 | BJD_UTC | Torres et al. 2010 | -0.4 ± 1.6 | |
2009-03-26 | 2454916.9394 ± 0.00081 | BJD_UTC | Torres et al. 2010 | 0.7 ± 1.2 | |
2009-02-12 | 2454875.28938 ± 0.00047 | BJD_UTC | Torres et al. 2010 | -0.8 ± 0.7 | |
2009-02-03 | 2454866.03268 ± 0.00273 | BJD_UTC | Torres et al. 2010 | -2.8 ± 3.9 |