Astronomical data · SIMBAD
- Object type
- Pl
- Distance
- 133 light-years
- Coordinates
- RA 346.8696° · Dec 21.1343°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Exoplanet data
- Host star
- HR 8799
- Discovered
- 2008
- Discovered by
- W. M. Keck Observatory
- Orbital period
- 37000 days
- Radius
- 13 × Earth
- Mass
- 3000 × Earth
- Equilibrium temp
- 1300 K
- Distance
- 41.24 pc
via NASA Exoplanet Archive
Wikidata facts
- Constellation
- Pegasus
- Parent body
- Q584300
- Radius
- 1.37
- Mass
- 8.3
- Orbital period
- 41627.54
- Image
- Exoplanet Comparison HR 8799 d.png
Show 14 more facts
- catalog code
- TIC 245368902d
- Commons category
- HR 8799 d
- time of discovery or invention
- 2008-11-00
- argument of periapsis
- 80.2
- right ascension
- 346.86964871069460
- declination
- 21.13425059274499
- epoch
- J2000.0
- orbital eccentricity
- 0.6
- semi-major axis of an orbit
- 26.97
- orbital inclination
- 45
- angular distance
- 0.685279
- right ascension component of proper motion
- 108.301
- declination component of proper motion
- -49.480
- parallax
- 24.2175
Sources (2)
via Wikidata · CC0