Omicron Piscium

Omicron Piscium
	; Location of ο Piscium(circled)
Observation data; Epoch J2000.0 Equinox J2000.0
Constellation	Pisces
Right ascension	01h 45m 23.6s
Declination	+09° 09' 28"
Apparent magnitude (V)	+4.26
Distance	142 ly; (43.5 pc)
Spectral type	G8III
Other designations
	Torcularis Septentrionalis, ο Piscium, ο Psc, Omicron Psc, 110 Piscium, BD+08 273, FK5 60, GC 2139 , HD 10761, HIP 8198, HR 510, PPM 144950, SAO 110110.

Omicron Piscium (Omicron Psc, ο Piscium, ο Psc) is a star in the constellation Pisces, located about 142 light years from Earth.

It has an apparent magnitude of +4.26 and belongs to spectral type G8.

Name and etymology

The star has the traditional name Torcularis septentrionalis^[1]
In Chinese, 右更 (Yòu Gèng), meaning Official in Charge of the Pasturing, refers to an asterism consisting of ο Piscium, η Piscium, ρ Piscium, π Piscium and 104 Piscium. Consequently, ο Piscium itself is known as 右更四 (Yòu Gèng sì, English: the Fourth Star of Official in Charge of the Pasturing.)^[2]

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v t e Stars of Pisces
Bayer	α (Alrescha) β (Fum al Samakah) γ δ ε ζ η (Kullat Nunu) θ ι κ λ μ ν ξ ο (Torcularis Septentrionalis) π ρ σ τ υ φ χ ψ¹ ψ² ψ³ ω
Flamsteed	1 2 3 5 7 9 11 12 13 14 15 16 20 21 22 24 25 26 27 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 51 52 53 54 55 57 58 59 60 61 62 64 65 66 67 68 70 72 73 75 76 77 78 80 82 87 88 89 91 92 94 95 96 97 100 101 103 104 105 107 109 112 4 Cet 5 Cet
Variable	R Y RU RV RZ SS SV SZ TX (19) TY UV UZ VY (3 Ari) VZ WW WX WZ XZ AO AQ AR AY AZ BE BK BR BT BU CY DT DV DZ EO FL GU
HR	2 29 67 69 94 107 141 145 161 222 243 259 276 277 303 341 344 356 371 374 397 407 426 450 457 484 527 8730 8734 8735 8738 8751 8776 8785 8897 8983 9015
HD	26 1502 2358 4203 4313 5418 5891 7107 8574 8733 9496 10262 12730 217590 217786 218566 219188
Gliese	GJ 1286 GJ 3076 GJ 3128
Other	Bond's flare star CS 22949-037 Feige 110 G 29-38 2MASS 0036+1821 NGC 33 NGC 46 PG 0014+067 PG 0122+200 PSR J0030+0451 1RXS J232953.9+062814 SIMP J013656.5+093347 van Maanen 2 WASP-28 WASP-32
List

Observation data Epoch J2000.0 Equinox J2000.0
Location of ο Piscium(circled)

Constellation	Pisces
Right ascension	01^h 45^m 23.6^s
Declination	+09° 09' 28"
Apparent magnitude (V)	+4.26
Distance	142 ly (43.5 pc)
Spectral type	G8III
Other designations
Torcularis Septentrionalis, ο Piscium, ο Psc, Omicron Psc, 110 Piscium, BD+08 273, FK5 60, GC 2139 , HD 10761, HIP 8198, HR 510, PPM 144950, SAO 110110.