39 Boötis

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39 Boötis
Observation data
Epoch J2000      Equinox J2000
Constellation Boötes
Right ascension 14h 49m 41.2935s
Declination +48° 43′ 14.894″
Apparent magnitude (V) 5.69
Characteristics
Spectral type F6V+F5V
B−V color index 0.47
Astrometry
Radial velocity (Rv) -29.5 km/s
Proper motion (μ) RA: -76.93 mas/yr
Dec.: 99.13 mas/yr
Parallax (π) 14.22 ± 0.87 mas
Distance 230 ± 10 ly
(70 ± 4 pc)
Absolute magnitude (MV) 2.53[1]
Details
Mass 1.43[1] M
Rotational velocity (v sin i) 161.0[1] km/s
Other designations
CCDM J14497+4843, HIP 72524, HR 5538, WDS J14497+4843, AG+48° 1158, HD 131041, SAO 45231, BD+49° 2326.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)
Database references
SIMBAD data

39 Boötis (abbr.: 39 Boo) or ADS 9406 B is a star in the constellation Boötes. Its apparent magnitude is 5.68.

References[edit]

  1. ^ a b c Pizzolato, N.; Maggio, A.; Sciortino, S. (September 2000), "Evolution of X-ray activity of 1-3 Msun late-type stars in early post-main-sequence phases", Astronomy and Astrophysics 361: 614–628, Bibcode:2000A&A...361..614P 

External links[edit]

Components[edit]

NAME Right ascension Declination Apparent magnitude (V) Spectral type Database references
ADS 9406 A (BD+49 2326A) 14h 49m 41.5s +48° 43' 09 6.2 F5 Simbad
ADS 9406 C (CCDM J14497+4843B) 14h 49m 41.8s +48° 43' 11 6.7 F5 Simbad