AR Cephei

AR Cephei
AR Cephei, as seen during the Digitized Sky Survey
Object typeSemiregular variable star
Other designationsDO 42253, FK5 6018, GCRV 27213, GSC 04654-00911, HD 217158, HIC 112882, HIP 112882, IRAS 22526+8446, 2MASS J22513374+8502469, PPM 4030, RAFGL 2988, SAO 3809, AG+84 497, BD+84 516, Gaia DR2 2300884800184802816, AR Cep, AAVSO 2253+84, GC 31962, TYC 4654-911-1, TIC 461522596, Gaia DR3 2300884800185315712
Observation data
(Epoch J2000)
ConstellationCepheus
22h 51m 33.68
Declination+85° 02` 46.9
Distance~1,114 ly
In visual light (V)
+7.3
Temperature2,400 - 3,700 K
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AR Cephei (AR Cep) is a variable star in the constellation Cepheus. It is classified as a semiregular star,[1][2] and has a maximum apparent magnitude of +7.32.

A visual band light curve for AR Cephei, plotted from ASAS-SN data[3]

Distance

AR Cephei is located approximately 1,114 light-years (350 parsecs) from the Solar System, and has a radial velocity of -14.58000 ± 0.48 km/s, meaning that it is moving toward the Sun at ~14 kilometers every second.[citation needed]

See also

References

  1. ^ "1990JAVSO..19...73K Page 73". adsabs.harvard.edu. Retrieved 2024-09-25.
  2. ^ "obj-Cep". britastro.org. Retrieved 2024-09-25.
  3. ^ "ASAS-SN Variable Stars Database". ASAS-SN Variable Stars Database. ASAS-SN. Retrieved 20 October 2024.