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EntityQ2718309· pop 13· linked from 128 articles

Pi Arietis

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Also known as 42 Arietis, 42 Ari, HD 17543, AAVSO 0242+17D, π Arietis, π Ari, ADS 2151 AB, CSV 100232

star in the constellation Aries

Wikidata facts

Instance of
binary star
Constellation
Aries
Radius
5.85
Show 15 more facts
spectral class
B5
catalog code
ALS 17936
stellar rotational velocity
51
right ascension
42.323163495
declination
17.464310219
effective temperature
13947
parallax
4.18
radial velocity
12.0
apparent magnitude
5.405
epoch
J2000.0
surface gravity
5050
luminosity
538
absolute magnitude
-1.56
right ascension component of proper motion
3.65
declination component of proper motion
-14.61
Sources (2)

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