Phi Virginis

φ Virginis
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Virgo
Right ascension 14h 28m 12.1s
Declination −2° 13′ 41″
Apparent magnitude (V) +4.81[1]
Distance135 ± 6 ly
(41 ± 2 pc)
Spectral typeG2 IV[1]
Other designations
105 Virginis, Gl 550.2, HR 5409, HD 126868, BD-01 2957, FK5 533, HIP 70755, SAO 139951, GC 19504, ADS 9273, CCDM 14282-0214.

Phi Virginis (φ Vir, φ Virginis) is a star in the constellation Virgo. It is approximately 135 light years from Earth.

Phi Virginis, is a yellow G-type subgiant with an apparent magnitude of +4.81. This star is radiating 18 times the luminosity of the Sun from its outer atmosphere at an effective temperature of 5,559 K.[1]

It has a G-type main sequence dwarf companion located 4.8 arcseconds away from Phi Virginis and has an apparent magnitude of 9.5. A second companion is a 12th magnitude star at an angular separation of 92.8 arcseconds.

References

  1. ↑ 1.0 1.1 1.2 Mallik, Sushma V. (December 1999), "Lithium abundance and mass", Astronomy and Astrophysics 352: 495–507, Bibcode:1999A&A...352..495M