This page summarises the information held within TEPCat for the transiting planetary system HAT-P-41. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012AJ....144..139H | |
| Date of discovery paper | 2012 / 7 / 16 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 19 49 17.40 | h m s |
| Declination | +04 40 20.7 | d m s |
| Right ascension (decimal) | 297.32250 | degrees |
| Declination (decimal) | 4.67242 | degrees |
| V-band apparent magnitude | 11.36 | mag |
| K-band apparent magnitude | 9.73 | mag |
| Transit duration | 0.1704 ( 4.090 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2456600.29325 ± 0.00050 | HJD or BJD |
| Orbital period | 2.69404861 ± 0.00000092 | days |
| Reference for orbital ephemeris | 2020AJ....159..204W |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6390 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.21 ± 0.10 | dex |
| Stellar mass | 1.418 ± 0.047 | Msun |
| Stellar radius | 1.683 +0.058 −0.036 | Rsun |
| Stellar logarithmic surface gravity | 4.14 ± 0.02 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0426 ± 0.0005 | AU |
| Planetary mass | 0.800 ± 0.102 ( 254 ± 32 ) | Mjup Mearth |
| Planetary radius | 1.685 +0.076 −0.051 ( 18.89 + 0.85 − 0.57 ) | Rjup Rearth |
| Planetary surface gravity | 6.9 ± 1.0 2.84 ± 0.06 | m/s2 log(cgs) |
| Planetary mean density | 0.15 ± 0.02 ( 0.199 ± 0.027 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1941 ± 38 | K |
| Reference of detailed study | 2012AJ....144..139H |
| Reference | λ (degrees) |
|---|---|
| Johnson et al. (2017) | −22.1 + 0.8 - 6.0 |
Page generated on 2025/01/01 John Southworth (Keele University, UK)