HD 153201

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search

Template:Short description

HD 153201
Observation data
Epoch J2000      Equinox J2000
Constellation Ara
Right ascension Template:RA[1]
Declination Template:DEC[1]
Apparent magnitude (V) 6.38[2]
Characteristics
Spectral type B9 Si[3]
B−V Template:Engvar 0.06[2]
Variable type α2 CVn
Astrometry
Radial velocity (Rv)0.2[4] km/s
Proper motion (μ) RA: −3.88[1] mas/yr
Dec.: −27.06[1] mas/yr
Parallax (π)4.99±0.71 mas[1]
Distanceapprox. Template:Rnd ly
(approx. Template:Rnd pc)
Details
Mass2.7[5] Template:Solar mass
Radius4.1[5] Template:Solar radius
Luminosity175[5] Template:Solar luminosity
Surface gravity (log g)3.63[5] cgs
Temperature10.342[5] K
Rotation27.15 days[6]
Rotational velocity (v sin i)45[7] km/s
Age186[8] Myr
Metallicity [Fe/H]{{{metal_fe2}}} dex
Other designations
CD−56°6647, HD 153201, HIP 83269, SAO 244356
Database references
SIMBADdata

Script error: No such module "Check for unknown parameters".

HD 153201 is a Bp star in the southern constellation of Ara. It is chemically peculiar star that displays an anomalous abundance of the element silicon in its spectrum.[3] This is a suspected variable star of the type known as Alpha² Canum Venaticorum.[9] There is a magnitude 9.86 companion star at an angular separation of 2.30 along a position angle of 131°.[10]

References

<templatestyles src="Reflist/styles.css" />

  1. a b c d e Script error: No such module "citation/CS1".
  2. a b Script error: No such module "citation/CS1".
  3. a b Script error: No such module "citation/CS1".
  4. Script error: No such module "Citation/CS1".
  5. a b c d e Script error: No such module "Citation/CS1".
  6. Script error: No such module "Citation/CS1".
  7. Script error: No such module "Citation/CS1".
  8. Script error: No such module "Citation/CS1".
  9. Script error: No such module "citation/CS1".
  10. Script error: No such module "citation/CS1".

Script error: No such module "Check for unknown parameters".

External links

Template:Stars of Ara


Template:Asbox Template:Asbox