This page summarises the information held within TEPCat for the transiting planetary system HAT-P-45. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014AJ....147..128H | |
| Date of discovery paper | 2013 / 8 / 14 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 18 17 29.40 | h m s |
| Declination | −03 22 51.7 | d m s |
| Right ascension (decimal) | 274.37250 | degrees |
| Declination (decimal) | -3.38103 | degrees |
| V-band apparent magnitude | 12.79 | mag |
| K-band apparent magnitude | 10.20 | mag |
| Transit duration | 0.1436 ( 3.446 ) | day hour |
| Transit depth | 1.5 | % |
| Time of mid-transit | 2456502.84809 ± 0.00033 | HJD or BJD |
| Orbital period | 3.1289923 ± 0.0000014 | days |
| Reference for orbital ephemeris | 2019A+A...622A..81M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6330 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.07 ± 0.10 | dex |
| Stellar mass | 1.259 ± 0.058 | Msun |
| Stellar radius | 1.319 +0.155 −0.072 | Rsun |
| Stellar logarithmic surface gravity | 4.30 ± 0.06 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.049 ± 0.063 | |
| Orbital semimajor axis | 0.0452 ± 0.0007 | AU |
| Planetary mass | 0.892 +0.137 −0.099 ( 283 +43 −31 ) | Mjup Mearth |
| Planetary radius | 1.426 +0.175 −0.087 ( 15.98 + 1.96 − 0.98 ) | Rjup Rearth |
| Planetary surface gravity | 10.7 +1.9 −1.6 3.03 +0.07 −0.07 | m/s2 log(cgs) |
| Planetary mean density | 0.29 ± 0.07 ( 0.385 ± 0.093 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1652 +90 −52 | K |
| Reference of detailed study | 2014AJ....147..128H |
HAT-P-45 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)