Hubble's Best Image of Alpha Centauri A and B · NASA · NASA — public domain
센타우루스자리 알파 A
Sign in to saveAlso known as Rigil Kentaurus, α Centauri A, α Cen A, HD 128620, Alpha1 Centauri, α1 Centauri, α1 Cen, α¹ Cen
star in the constellation Centaurus
Wikidata facts
- Instance of
- star
- Part of
- Alpha Centauri
- Official name
- Rigil Kentaurus
- Constellation
- Centaurus
- Parent body
- Alpha Centauri
- Child body
- alpha Centauri Ab
- Distance from Earth
- 4.365
- Radius
- 1.227
- Mass
- 1.100
- Image
- Alpha Centauri relative sizes-nl.png
Show 19 more facts
- spectral class
- G2VCOMP
- companion of
- Proxima Centauri
- apparent magnitude
- -1.454
- radial velocity
- -15.252
- parallax
- 743
- absolute magnitude
- 4.38
- luminosity
- 1.519
- inception
- 6800000000
- metallicity
- 0.252
- right ascension
- 219.902058332
- declination
- -60.833992688
- effective temperature
- 5788
- epoch
- J2000.0
- stellar rotational velocity
- 2.7
- surface gravity
- 30000
- right ascension component of proper motion
- -3598
- declination component of proper motion
- 693
- catalog code
- Zkh 209
- Commons category
- Alpha Centauri A
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