This page summarises the information held within TEPCat for the transiting planetary system HAT-P-49. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014AJ....147...84B | |
| Date of discovery paper | 2014 / 1 / 22 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 20 21 45.93 | h m s |
| Declination | +26 41 33.7 | d m s |
| Right ascension (decimal) | 305.44138 | degrees |
| Declination (decimal) | 26.69269 | degrees |
| V-band apparent magnitude | 10.21 | mag |
| K-band apparent magnitude | 9.35 | mag |
| Transit duration | 0.1712 ( 4.109 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2459422.24182 ± 0.00020 | HJD or BJD |
| Orbital period | 2.6915575 ± 0.0000015 | days |
| Reference for orbital ephemeris | arXiv:2407.20846 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6820 ± 52 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.074 ± 0.080 | dex |
| Stellar mass | 1.543 ± 0.051 | Msun |
| Stellar radius | 1.833 +0.138 −0.076 | Rsun |
| Stellar logarithmic surface gravity | 4.10 ± 0.04 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 +0.192 −0.0 | |
| Orbital semimajor axis | 0.0438 ± 0.0005 | AU |
| Planetary mass | 1.730 ± 0.205 ( 549 ± 65 ) | Mjup Mearth |
| Planetary radius | 1.413 +0.128 −0.077 ( 15.84 + 1.43 − 0.86 ) | Rjup Rearth |
| Planetary surface gravity | 21.4 +3.7 −3.2 3.33 +0.07 −0.07 | m/s2 log(cgs) |
| Planetary mean density | 0.57 ± 0.13 ( 0.76 ± 0.17 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 2131 +69 −42 | K |
| Reference of detailed study | 2014AJ....147...84B |
| Reference | λ (degrees) |
|---|---|
| Bourrier et al. (2023) | −97.7 ± 1.8 |
Page generated on 2024/09/10 John Southworth (Keele University, UK)