HD 20781B
star in the constellation Fornax
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HD 20781B
Summary
HD 20781B is an exoplanet[1]. It draws 1 Wikipedia views per month (exoplanet category, ranking #96 of 578).[2]
Key Facts
- HD 20781B's instance of is recorded as exoplanet[3].
- HD 20781B's constellation is recorded as Fornax[4].
- HD 20781B's parent astronomical body is recorded as Q14405105[5].
- HD 20781B's catalog code is recorded as HD 20781b[6].
- HD 20781B's catalog code is recorded as TIC 144503312b[7].
- HD 20781B's time of discovery or invention is recorded as +2019-02-00T00:00:00Z[8].
- HD 20781B's time of discovery or invention is recorded as +2011-00-00T00:00:00Z[9].
- HD 20781B's Freebase ID is recorded as /m/0t_d6q8[10].
- HD 20781B's discovery method is recorded as Doppler spectroscopy[11].
- HD 20781B's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1'}[12].
- HD 20781B's M sin i is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.0061'}[13].
- HD 20781B's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q651336', 'amount': '+0.00607'}[14].
- HD 20781B's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+5.3135'}[15].
- HD 20781B's angular distance is recorded as {'unit': 'http://www.wikidata.org/entity/Q829073', 'amount': '+0.004774'}[16].
- HD 20781B's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+27.8123'}[17].
- HD 20781B's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+61.24'}[18].
- HD 20781B's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+0.0529'}[19].
- HD 20781B's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+84.04'}[20].
- HD 20781B's SIMBAD ID is recorded as HD 20781b[21].
- HD 20781B's Extrasolar Planets Encyclopaedia exoplanet ID is recorded as hd_20781_b--945[22].
- HD 20781B's NASA Exoplanet Archive ID is recorded as HD 20781 b[23].
- HD 20781B's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+50.01226190937542'}[24].
- HD 20781B's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-28.78383068486973'}[25].
- HD 20781B's epoch is recorded as J2000.0[26].
- HD 20781B's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-66.614'}[27].
Body
Designation and Status
HD 20781B's instance of is recorded as exoplanet[3].
History and Context
Catalog codes include HD 20781b[6] and TIC 144503312b[7].
Why It Matters
HD 20781B draws 1 Wikipedia views per month (exoplanet category, ranking #96 of 578).[2]