BD Phoenicis

BD Phoenicis

A blue band light curve for BD Phoenicis, adapted from Koen et al. (2003)[1]
Observation data
Epoch J2000      Equinox J2000
Constellation Phoenix
Right ascension 01h 50m 54.44s[2]
Declination −50° 12′ 22.09″[2]
Apparent magnitude (V) 5.90 – 5.94[3]
Characteristics
Spectral type A1Va λ Boo[4]
Variable type δ Scuti[3]
Astrometry
Radial velocity (Rv)3.0[5] km/s
Proper motion (μ) RA: -47.85[2] mas/yr
Dec.: -3.70[2] mas/yr
Parallax (π)12.7260 ± 0.0447 mas[2]
Distance256.3 ± 0.9 ly
(78.6 ± 0.3 pc)
Absolute magnitude (MV)1.5 ± 0.1[1]
Details
Mass2.02 ± 0.04[1] M☉
Luminosity20.5 ± 0.34[6] L☉
Surface gravity (log g)3.91 ± 0.08[1] cgs
Temperature7,818 ± 38[6] K
Rotational velocity (v sin i)120 ± 5 [1] km/s
Age813+38
−89[1] Myr
Other designations
BD Phe, CD−50°514, HD 11413, HIP 8593, HR 541, SAO 232542[7]
Database references
SIMBADdata

BD Phoenicis is a variable star in the constellation of Phoenix. From parallax measurements by the Gaia spacecraft, it is located at a distance of 256 light-years (78 parsecs) from Earth.[2] Its absolute magnitude is calculated at 1.5.[1]

  1. ^ a b c d e f g Cite error: The named reference Koen2003 was invoked but never defined (see the help page).
  2. ^ a b c d e f Cite error: The named reference GaiaDR2 was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference GCVS was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference Gray1987 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference Gontcharov2006 was invoked but never defined (see the help page).
  6. ^ a b Cite error: The named reference Draper2016 was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).