The Star | |||||
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Simbad GAIA 2MASS |
TRAPPIST-1 DR2 2635476908753563008 J23062928-0502285 |
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RA | 23:06:29.3684 | DEC | -05:02:29.031 | ||
Parallax 80.451 mas |
P.M. RA 930.879 mas/y |
P.M. DEC -479.403 mas/y |
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MagV 18.798 |
MagR 16.466 |
MagI 14.024 |
MagJ 11.354 |
MagH 10.718 |
MagK 10.296 |
MagG 15.645 |
MagGBP 18.998 |
MagGRP 14.097 |
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*Calculated from GAIA magnitudes. | |||||
Ephemeris - Not verified | |||||
---|---|---|---|---|---|
Gillon et al. 2017 | |||||
Mid-time 2457671.39767 ± 0.00023 BJDTDB |
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Period 9.20669 ± 1.5e-05 days |
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Transit Parameters | |||||
Gillon et al. 2017 | |||||
Rp/Rs 0.082 ± 0.0014 |
a/Rs 68.4 +0.5 -1.0 |
i 89.68 +0.03 -0.03 deg |
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e - |
ω - deg |
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DepthR* 9.54 mmag |
Duration* 1.04 hours |
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*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations. |
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Limb Darkening Parameters | |||||
Gillon et al. 2016 | |||||
Teff 2550.0 +55.0 -55.0 K |
Log(g) 5.18 +0.05 -0.05 cm/s2 |
Fe/H 0.04 +0.08 -0.08 dex |
ExoClock Status | |||||
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Observing Priority | HIGH | ||||
Minimum aperture | 55.65" | ||||
Total Observations (Recent) | 3 (0) | ||||
O-C | - | ||||
ExoClock Observations (Recent) | 0 (0) | ||||
Space Observations (Recent) | 3 (0) | ||||
ETD Observations (Recent) | 0 (0) | ||||
Literature Mid-times (Recent) | 0 (0) | ||||
Kepler Rp/Rs | 0.1926 ± 0.0042 | ||||
TESS Rp/Rs | - |
Space Observations |
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Planet Observation Date |
Mission | O-C minutes |
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---|---|---|---|---|
TRAPPIST-1f (HIGH) 2017-02-25 | K2 | -23.93 ± 3.89 | ||
TRAPPIST-1f (HIGH) 2016-12-31 | K2 | -37.74 ± 0.76 | ||
TRAPPIST-1f (HIGH) 2016-12-22 | K2 | -31.67 ± 1.87 |