HD 154857 b
Sign in to saveAlso known as HD 154857b, TIC 173552927b
extrasolar planet orbiting HD 154857
Astronomical data · SIMBAD
- Object type
- Pl
- Distance
- 206 light-years
- Coordinates
- RA 257.8155° · Dec -56.6808°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Exoplanet data
- Host star
- HD 154857
- Discovered
- 2004
- Discovered by
- Anglo-Australian Telescope
- Orbital period
- 408.60 days
- Radius
- 13.30 × Earth
- Mass
- 778.68 × Earth
- Distance
- 63.45 pc
via NASA Exoplanet Archive
Wikidata facts
Show 15 more facts
- semi-major axis of an orbit
- 1.291
- catalog code
- TIC 173552927b
- discovery method
- Doppler spectroscopy
- time of discovery or invention
- 2004-12-00
- right ascension
- 257.81550748826960
- declination
- -56.68079739924805
- epoch
- J2000.0
- argument of periapsis
- 57
- orbital eccentricity
- 0.47
- M sin i
- 2.24
- angular distance
- 0.017518
- right ascension component of proper motion
- 87.585
- declination component of proper motion
- -55.891
- parallax
- 15.7321
- time of periapsis
- 2453572.5
Sources (1)
via Wikidata · CC0
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