Phi1 Lupi

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φ1 Lupi
Location of φ1 Lupi (circled)
Observation data
ICRS
)
Constellation Lupus
Right ascension 15h 21m 48.36967s[1]
Declination −36° 15′ 40.9525″[1]
Apparent magnitude (V) 3.58[2]
Characteristics
Spectral type K5 III[3]
U−B color index +1.85[2]
B−V color index +1.534±0.005[4]
Distance
275 ± 4 ly
(84 ± 1 pc)
Absolute magnitude (MV)−1.55[6]
Details
Radius40[7] R
Luminosity711.28[4] L
Temperature3,894±59[8] K
HR 5705, SAO 206552[9]
Database references
SIMBADdata
A light curve for Phi1 Lupi, plotted from Hipparcos data[10]

Phi1 Lupi is a solitary

light years from the Sun. The star is drifting closer with a radial velocity of −29 km/s.[5] It has an absolute magnitude of −1.55.[6]

This is an

luminosity of the Sun from its enlarged photosphere at an effective temperature of 3,894 K.[8]

References