HAT-P-33

HAT-P-33
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Gemini[1]
Right ascension 07h 32m 44.2174s[2]
Declination +33° 50′ 06.115″[2]
Apparent magnitude (V) 11.120±0.050[3]
Characteristics
Spectral type late-F[4]
Apparent magnitude (B) 11.583±0.066 [3]
Astrometry
Proper motion (μ) RA: −0.125(24) mas/yr[2]
Dec.: −2.444(23) mas/yr[2]
Parallax (π)2.5186 ± 0.0195 mas[2]
Distance1,290 ± 10 ly
(397 ± 3 pc)
Details[4]
Mass1.375±0.040 M☉
Radius1.637±0.034 R☉
Luminosity4.15±0.33 L☉
Surface gravity (log g)4.15±0.01 cgs
Temperature6446±88 K
Metallicity [Fe/H]0.07±0.08 dex
Rotational velocity (v sin i)13.7±0.5 km/s
Age2.3±0.3 Gyr
Other designations
TYC 2461-988-1, GSC 2461-00988, 2MASS J07324421+3350061[5]
Database references
SIMBADdata

HAT-P-33 (2MASS J07324421+335006, GSC 2461-00988) is a late-F dwarf star. It is orbited by a planet called HAT-P-33b.[4] A search for a binary companion star using adaptive optics at the MMT Observatory was negative.[6]

  1. ^ Cite error: The named reference Roman1987 was invoked but never defined (see the help page).
  2. ^ a b c d Cite error: The named reference Gaia DR3 was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference APASS DR9 was invoked but never defined (see the help page).
  4. ^ a b c Cite error: The named reference Hartman2011 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Simbad was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference Adams2013 was invoked but never defined (see the help page).