- 4 Andromedae
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4 Andromedae Observation data
Epoch J2000 Equinox J2000Constellation Andromeda Right ascension 23h 07m 39.27s [1] Declination +46° 23′ 14.0″ [1] Apparent magnitude (V) 5.308 Characteristics Spectral type K5III U−B color index 1.72 B−V color index 1.41 Astrometry Radial velocity (Rv) -6.2 km/s Proper motion (μ) RA: -12.34 ± 0.20 [1] mas/yr
Dec.: -31.01 ± 0.23 [1] mas/yrParallax (π) 9.35 ± 0.32[1] mas Distance 350 ± 10 ly
(107 ± 4 pc)Absolute magnitude (MV) 6.744 Details Mass ? M☉ Radius ? R☉ Luminosity ? L☉ Temperature ? K Metallicity ? Rotation ? Age ? years Orbit Companion 4 Andromedae B Semimajor axis (a) 48.2" Inclination (i) 347° Other designations Database references SIMBAD data Database references SIMBAD data 4 Andromedae is a star in the constellation Andromeda. Its apparent magnitude is 5.30.
Components
NAME Right ascension Declination Apparent magnitude (V) Spectral type Database references 4 Andromedae B (BD+45 4149B) 23h 07m 38.1s +46° 24' 01 12.0 Simbad References
- ^ a b c d e van Leeuwen, F. (2007). "HIP 114200". Hipparcos, the New Reduction. http://webviz.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/311/hip2&recno=113815. Retrieved 2010-03-20.
Bayer Flamsteed - 1 (ο)
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- 16 (λ)
- 17 (ι)
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- 19 (κ)
- 20 (ψ)
- 21 (α, Alpheratz)
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- 24 (θ)
- 25 (σ)
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- 27 (ρ)
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- 29 (π)
- 30 (ε)
- 31 (δ)
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- 34 (ζ)
- 35 (ν)
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- 37 (μ)
- 38 (η)
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- 42 (φ)
- 43 (β, Mirach)
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- 46 (ξ, Adhil)
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- 48 (ω)
- 49 (A)
- 50 (υ)
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- 52 (χ)
- 53 (τ)
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- 57 (γ, Almach)
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- 60 (b)
- 62 (c)
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- 6 Per
Nearby - HH (Ross 248)
- GX/GQ (Groombridge 34)
- GJ 1289
- List
Categories:- Andromeda constellation
- Flamsteed objects
- Henry Draper Catalogue objects
- HR objects
- Spectroscopic binaries
- Multiple star stubs
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