This page summarises the information held within TEPCat for the transiting planetary system HAT-P-33. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2011ApJ...742...59H | |
| Date of discovery paper | 2011 / 6 / 8 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 07 32 44.20 | h m s |
| Declination | +33 50 06.2 | d m s |
| Right ascension (decimal) | 113.18417 | degrees |
| Declination (decimal) | 33.83506 | degrees |
| V-band apparent magnitude | 11.19 | mag |
| K-band apparent magnitude | 10.00 | mag |
| Transit duration | 0.1839 ( 4.414 ) | day hour |
| Transit depth | 1.2 | % |
| Time of mid-transit | 2456035.13775 ± 0.00027 | HJD or BJD |
| Orbital period | 3.47447472 ± 0.00000088 | days |
| Reference for orbital ephemeris | 2017AJ....154...49W |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6446 ± 88 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.07 ± 0.08 | dex |
| Stellar mass | 1.375 ± 0.040 | Msun |
| Stellar radius | 1.637 ± 0.034 | Rsun |
| Stellar logarithmic surface gravity | 4.15 ± 0.01 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0499 ± 0.0005 | AU |
| Planetary mass | 0.762 ± 0.101 ( 242 ± 32 ) | Mjup Mearth |
| Planetary radius | 1.686 ± 0.045 ( 18.90 ± 0.50 ) | Rjup Rearth |
| Planetary surface gravity | 6.6 ± 1.0 2.82 ± 0.06 | m/s2 log(cgs) |
| Planetary mean density | 0.15 ± 0.02 ( 0.199 ± 0.027 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1782 ± 28 | K |
| Reference of detailed study | 2011ApJ...742...59H |
| Reference | λ (degrees) |
|---|---|
| Bourrier et al. (2023) | −5.9 ± 4.1 |
Page generated on 2024/09/04 John Southworth (Keele University, UK)