This page summarises the information held within TEPCat for the transiting planetary system HAT-P-25. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012ApJ...745...80Q | |
| Date of discovery paper | 2010 / 8 / 20 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 03 13 44.51 | h m s |
| Declination | +25 11 50.7 | d m s |
| Right ascension (decimal) | 48.43546 | degrees |
| Declination (decimal) | 25.19742 | degrees |
| V-band apparent magnitude | 13.19 | mag |
| K-band apparent magnitude | 10.81 | mag |
| Transit duration | 0.1130 ( 2.712 ) | day hour |
| Transit depth | 1.9 | % |
| Time of mid-transit | 2457006.91299 ± 0.00021 | HJD or BJD |
| Orbital period | 3.65281591 ± 0.00000067 | days |
| Reference for orbital ephemeris | 2019A+A...622A..81M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5500 ± 80 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.31 ± 0.08 | dex |
| Stellar mass | 1.012 +0.053 −0.051 | Msun |
| Stellar radius | 0.919 ± 0.034 | Rsun |
| Stellar logarithmic surface gravity | 4.516 +0.026 −0.025 | c.g.s. |
| Stellar mean density | 1.30 +0.12 −0.11 ( 1.83 +0.17 −0.16 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.023 +0.022 −0.014 | |
| Orbital semimajor axis | 0.04660 +0.00081 −0.00080 | AU |
| Planetary mass | 0.569 +0.022 −0.023 ( 180.88 +6.99 −7.31 ) | Mjup Mearth |
| Planetary radius | 1.135 ± 0.048 ( 12.72 ± 0.54 ) | Rjup Rearth |
| Planetary surface gravity | 10.94 +0.86 −0.78 3.04 +0.03 −0.03 | m/s2 log(cgs) |
| Planetary mean density | 0.364 +0.044 −0.038 ( 0.483 +0.058 −0.050 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1182 ± 25 | K |
| Reference of detailed study | 2018PASP..130f4401W |
HAT-P-25 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/01/01 John Southworth (Keele University, UK)