V450 Aquilae

From Wikipedia, the free encyclopedia
Jump to: navigation, search
V450 Aquilae
Observation data
Epoch J2000      Equinox J2000
Constellation Aquila
Right ascension 19h 33m 46.031s[1]
Declination +05° 27′ 56.54″[1]
Apparent magnitude (V) 6.48
Spectral type M5-5.5III
B−V color index 1.471
Variable type Semiregular
Radial velocity (Rv) 3 km/s
Proper motion (μ) RA: −5.26 ± 0.53[1] mas/yr
Dec.: −24.24 ± 0.32[1] mas/yr
Parallax (π) 4.94 ± 0.47[1] mas
Distance 660 ± 60 ly
(200 ± 20 pc)
Absolute magnitude (MV) −1.87
Luminosity 2172[2] L
Temperature 3326[2] K
Other designations
SAO 124789, BD+05° 4190, HD 184313, HIP 96204.
Database references
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

V450 Aquilae is semi-regular pulsating star in the constellation Aquila. Located around 660 light-years distant, it shines with a luminosity approximately 2172 times that of the Sun and has a surface temperature of 3326 K.[2]


  1. ^ a b c d e van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752free to read. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. ^ a b c McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental Parameters and Infrared Excesses of Hipparcos Stars". Monthly Notices of the Royal Astronomical Society. 427 (1): 343–57. arXiv:1208.2037free to read. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x.