Mu Piscium

Mu Piscium

Location of μ Piscium(circled)
Observation data Epoch J2000.0      Equinox J2000.0
Constellation	Pisces
Right ascension	01h 30m 11.1151s
Declination	+6° 8' 37.754"
Apparent magnitude (V)	4.84
Characteristics
Spectral type	K4III
U−B color index	+1.53
B−V color index	+1.38
Astrometry
Radial velocity (Rv)	34.0 km/s
Proper motion (μ)	RA: 293.23 mas/yr Dec.: -46.36 mas/yr
Parallax (π)	9.05 ± 0.73 mas
Distance	360 ± 30 ly (110 ± 9 pc)
Absolute magnitude (MV)	−0.37
Details
Metallicity [Fe/H]	−0.39 dex
Other designations
μ Piscium, 98 Piscium, BD+05 194, CCDM J01301+0609A, FK5 2099, GC 1819, HD 9138, HIP 7007, HR 434, IDS 01249+0537 A, PPM 144670, SAO 109926, WDS J01302+0609A.
Database references
SIMBAD	data

Mu Piscium (Mu Psc, μ Piscium, μ Psc) is a multiple star with three components approximately 360 light years away from Earth, in the constellation Pisces. Its nearest multiple is approximately 5.6 degrees dimmer in apparent magnitude.

In Chinese, 外屏 (Wài Píng), meaning Outer Fence, refers to an asterism consisting of refers to an asterism consisting of μ Piscium, δ Piscium, ε Piscium, ζ Piscium, ν Piscium, ξ Piscium and α Piscium. Consequently, μ Piscium itself is known as 外屏四 (Wài Píng sì, English: the Fourth Star of Outer Fence.)