Astronomical data · SIMBAD
- Object type
- Pl
- Distance
- 142 light-years
- Coordinates
- RA 257.3942° · Dec 33.3559°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Exoplanet data
- Host star
- HD 155358
- Discovered
- 2007
- Discovered by
- McDonald Observatory
- Orbital period
- 194.30 days
- Radius
- 13.80 × Earth
- Mass
- 314.65 × Earth
- Distance
- 43.62 pc
via NASA Exoplanet Archive
Wikidata facts
Show 15 more facts
- catalog code
- TIC 21897561b
- discovery method
- Doppler spectroscopy
- time of discovery or invention
- 2007-08-00
- right ascension
- 257.39424138517580
- declination
- 33.35585733578917
- epoch
- J2000.0
- argument of periapsis
- 143
- semi-major axis of an orbit
- 0.64
- M sin i
- 0.85
- orbital eccentricity
- 0.17
- angular distance
- 0.014884
- right ascension component of proper motion
- -222.459
- declination component of proper motion
- -215.908
- parallax
- 22.8965
- time of periapsis
- 2451224.8
Sources (1)
via Wikidata · CC0
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via Wikidata sitelinks · CC0