Jump to content

AR Cephei

From Wikipedia, the free encyclopedia
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

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

[edit]

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

[edit]

References

[edit]
  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.