The Star | |||||
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Simbad GAIA 2MASS |
KELT-1 DR2 2881784280929695360 J00012691+3923017 |
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RA | 00:01:26.9169 | DEC | +39:23:01.782 | ||
Parallax 3.697 mas |
P.M. RA -9.771 mas/y |
P.M. DEC -7.679 mas/y |
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MagV 10.63 |
MagR* 10.391 |
MagI* 10.028 |
MagJ 9.682 |
MagH 9.534 |
MagK 9.437 |
MagG 10.59 |
MagGBP 10.873 |
MagGRP 10.175 |
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*Calculated from GAIA magnitudes. | |||||
Ephemeris
- Verified |
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Kokori et al. 2021 | |||||
Mid-time 2456981.90516 ± 0.00014 BJDTDB |
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Period 1.21749399 ± 1.6e-07 days |
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Transit Parameters | |||||
Beatty et al. 2019 | |||||
Rp/Rs 0.0771 ± 0.0003 |
a/Rs 3.69 +0.04 -0.04 |
i 86.8 +0.8 -0.8 deg |
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e 0.0013 +0.0005 -0.0005 |
ω 358.0 +51.0 -51.0 deg |
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DepthR* 7.71 mmag |
Duration* 2.71 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 | |||||
Siverd et al. 2012 | |||||
Teff 6518.0 +50.0 -50.0 K |
Log(g) 4.23 +0.03 -0.03 cm/s2 |
Fe/H 0.05 +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 |
LOW
20 (7) 20 1.1±0.3 |
ExoClock Observations
Literature Mid-times
Observation Date |
Mid-time | Time format | Reference | O-C minutes |
|
---|---|---|---|---|---|
2018-11-05 | 2458428.2875 ± 0.0011 | BJD_TDB | Maciejewski et al. 2018 | -0.7 ± 1.6 | |
2018-09-05 | 2458367.4129 ± 0.0014 | BJD_TDB | Maciejewski et al. 2018 | -0.6 ± 2.0 | |
2018-01-07 | 2458126.349 ± 0.00084 | BJD_TDB | Maciejewski et al. 2018 | -0.7 ± 1.2 | |
2017-11-23 | 2458081.3019 ± 0.00085 | BJD_TDB | Maciejewski et al. 2018 | -0.5 ± 1.2 | |
2017-09-30 | 2458026.5167 ± 0.00073 | BJD_TDB | Maciejewski et al. 2018 | 2.4 ± 1.1 | |
2017-09-23 | 2458020.42711 ± 0.00054 | BJD_TDB | Maciejewski et al. 2018 | -0.6 ± 0.8 | |
2017-09-19 | 2458015.5573 ± 0.00046 | BJD_TDB | Maciejewski et al. 2018 | -0.4 ± 0.7 | |
2017-08-15 | 2457981.4677 ± 0.00077 | BJD_TDB | Maciejewski et al. 2018 | -0.0 ± 1.1 | |
2017-07-25 | 2457959.5526 ± 0.00054 | BJD_TDB | Maciejewski et al. 2018 | -0.3 ± 0.8 | |
2015-10-11 | 2457306.97624 ± 0.00028 | BJD_TDB | Beatty et al. 2020 | 0.3 ± 0.4 | |
2013-10-18 | 2456583.7843 ± 0.0006 | BJD_UTC | Beatty et al. 2017 | 0.7 ± 0.9 | |
2012-09-11 | 2456182.0142 ± 0.0023 | BJD_TDB | Beatty et al. 2014 | 3.7 ± 3.3 | |
2012-09-10 | 2456180.7969 ± 0.0022 | BJD_TDB | Beatty et al. 2014 | 4.0 ± 3.2 | |
2012-01-07 | 2455933.6432 ± 0.0004 | BJD_TDB | Siverd et al. 2012 | 0.5 ± 0.6 | |
2012-01-01 | 2455927.55574 ± 0.00041 | BJD_TDB | Siverd et al. 2012 | 0.5 ± 0.6 | |
2011-12-16 | 2455911.72553 ± 0.00044 | BJD_TDB | Siverd et al. 2012 | -3.5 ± 0.6 | |
2011-12-13 | 2455909.29289 ± 0.00028 | BJD_TDB | Maciejewski et al. 2018 | -0.1 ± 0.4 | |
2011-12-10 | 2455905.63858 ± 0.00083 | BJD_TDB | Siverd et al. 2012 | -2.7 ± 1.2 | |
2011-12-04 | 2455899.55496 ± 0.001 | BJD_TDB | Siverd et al. 2012 | 2.9 ± 1.4 | |
2011-12-04 | 2455899.55407 ± 0.00043 | BJD_TDB | Siverd et al. 2012 | 1.5 ± 0.6 |