This page summarises the information held within TEPCat for the transiting planetary system HAT-P-30. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2011ApJ...735...24J | |
| Date of discovery paper | 2011 / 3 / 22 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 08 15 47.98 | h m s |
| Declination | +05 50 12.3 | d m s |
| Right ascension (decimal) | 123.94992 | degrees |
| Declination (decimal) | 5.83675 | degrees |
| V-band apparent magnitude | 10.36 | mag |
| K-band apparent magnitude | 9.15 | mag |
| Transit duration | 0.09404 ( 2.2570 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2457775.212778 ± 0.000077 | HJD or BJD |
| Orbital period | 2.81060070 ± 0.00000013 | days |
| Reference for orbital ephemeris | 2024MNRAS.530.2475Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6338 ± 42 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.12 ± 0.03 | dex |
| Stellar mass | 1.242 ± 0.041 | Msun |
| Stellar radius | 1.215 ± 0.051 | Rsun |
| Stellar logarithmic surface gravity | 4.36 ± 0.03 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.035 ± 0.024 | |
| Orbital semimajor axis | 0.0419 ± 0.0005 | AU |
| Planetary mass | 0.711 ± 0.028 ( 226.02 ± 8.90 ) | Mjup Mearth |
| Planetary radius | 1.417 ± 0.033 ( 15.88 ± 0.37 ) | Rjup Rearth |
| Planetary surface gravity | 9.8 ± 0.9 2.99 ± 0.04 | m/s2 log(cgs) |
| Planetary mean density | 0.28 ± 0.04 ( 0.371 ± 0.053 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1630 ± 42 | K |
| Reference of detailed study | 2022MNRAS.513.3444B |
| Reference | λ (degrees) |
|---|---|
| Johnson et al. (2011) | 73.5 ± 9.0 |
| Cegla et al. (2023) | 70.5 + 2.9 - 2.8 |
Page generated on 2024/09/10 John Southworth (Keele University, UK)