Beta Piscis Austrini

Observation data; Epoch J2000.0 Equinox J2000.0
Constellation	Piscis Austrinus
Right ascension	22h 31m 30.29s
Declination	−32° 20' 45.7"
Apparent magnitude (V)	+4.29
Distance	148 ly; (45 pc)
Spectral type	A1V
Other designations
	β Piscis Austrini, β PsA, Beta PsA, 17 Piscis Austrini, CCDM J22315-3221A, CPD −32° 6506, FK5 1592, GC 31459, HD 213398, HIP 111188, HR 8576, IDS 22258-3252 A, PPM 302699, SAO 213883, WDS J22315-3221A

Beta Piscis Austrini (Beta PsA, β Piscis Austrini, β PsA) is a multiple star system in the constellation Piscis Austrinus, with an apparent magnitude of +4.29. The primary component is a white A-type subgiant. It is approximately 148 light years from Earth.

Beta Piscis Austrini is moving through the Galaxy at a speed of 14.4 km/s relative to the Sun. Its projected Galactic orbit carries it between 23,900 and 28,300 light years from the center of the Galaxy.^[1]

With Delta and Zeta it constituted Tien Kang ("heavenly rope") in China.^[2]^[3]

References

^ Beta Piscis Austrini (HIP 111188)^{[permanent dead link]}
^ Richard Hinckley Allen: Star Names — Their Lore and Meaning: Piscis Australis, the Southern Fish
^ Tien Kang was possibly derived from 天綱 (Tiān Gāng) meaning Materials for Making Tents. AEEA opinion is, δ Piscis Austrini marking itself and stand alone in this asterism. See Template:Zh icon AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 7 月 6 日.

External links

Kaler, Jim (12 November 2009). "Beta PsA".

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[astrostudio-1] Beta Piscis Austrini (HIP 111188)^{[permanent dead link]}

[2] Richard Hinckley Allen: Star Names — Their Lore and Meaning: Piscis Australis, the Southern Fish

[3] Tien Kang was possibly derived from 天綱 (Tiān Gāng) meaning Materials for Making Tents. AEEA opinion is, δ Piscis Austrini marking itself and stand alone in this asterism. See Template:Zh icon AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 7 月 6 日.

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