Beta Boötis
Sign in to saveAlso known as Nakkar, HD 133208, 42 Boötis, β Boötis
star in the constellation Boötes
Astronomical data · SIMBAD
- Object type
- PM*
- Spectral type
- G8IIIaFe-0.5
- Distance
- 235 light-years
- Redshift
- z = -0.00006137391013805171
- Coordinates
- RA 225.4865° · Dec 40.3906°
View on SIMBAD →
via SIMBAD · CDS Strasbourg
Wikidata facts
- Part of
- Boötes
- Constellation
- Boötes
- Distance from Earth
- 72.0565
- Diameter
- 25700000
- Variable-star type
- flare star
Show 15 more facts
- spectral class
- G5
- catalog code
- UBV M 20520
- apparent magnitude
- 3.244982
- radial velocity
- -19.4
- metallicity
- -0.01
- absolute magnitude
- -0.643
- effective temperature
- 4966
- parallax
- 13.878
- epoch
- J2000.0
- stellar rotational velocity
- 1.30
- surface gravity
- 620
- right ascension component of proper motion
- -40.708
- declination component of proper motion
- -30.168
- right ascension
- 225.48650960185543
- declination
- 40.39056857046112
Sources (1)
via Wikidata · CC0