HD 192263

HD 192263

HD 192263 is a K-type star in the constellation Aquila around which has been found an exoplanet with a mass at least about three quarters that of Jupiter. This planet, HD 192263 b, moves in a small, nearly circular orbit amd qualifies as a "hot Jupiter" or epistellar Jovian.


Host star
Distance 64.85 light-years (19.89 pc)
Spectral type K2V
Apparent magnitude 8.1
Temperature 5,560°C
Luminosity (Sun=1) 1.35
Mass (Sun=1) 1.0
Position R.A. 20h 13m 59.85s; Dec. -0° 52' 0.76"
Other catalog designations BD-01°3925, HIP 99711


Mass (Jupiter=1) > 0.72
Semimajor axis 0.15 AU (22.5 million km, 14 million miles)
Orbital period 24.35 days
Eccentricity 0.0
Discovery 1999, Santos, Mayor, et al, Geneva Observatory
Method radial velocity