Back الضفيرة (نجم) Arabic Aldhafera AST Adhafera Catalan Adhafera German Aldhafera Spanish ضفیره Persian Zeta Leonis French Zeta Leonis ID Adhafera Italian しし座ゼータ星 Japanese

Zeta Leonis

Zeta Leonis
Location of ζ Leonis (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Leo
Right ascension 10h 16m 41.41597s[1]
Declination +23° 25′ 02.3221″[1]
Apparent magnitude (V) 3.33[2]
Characteristics
Spectral type F0 III[3][4]
U−B color index +0.07[2]
B−V color index +0.30[2]
Variable type Suspected
Astrometry
Radial velocity (Rv)−15.6[5] km/s
Proper motion (μ) RA: +18.39[1] mas/yr
Dec.: −6.84[1] mas/yr
Parallax (π)11.90 ± 0.18 mas[1]
Distance274 ± 4 ly
(84 ± 1 pc)
Absolute magnitude (MV)−1.19[6]
Details
Mass3[7] M☉
Radius6[8] R☉
Luminosity85[8] L☉
Surface gravity (log g)3.0[8] cgs
Temperature6,792[8] K
Metallicity [Fe/H]−0.03[9] dex
Rotational velocity (v sin i)72.4[8] km/s
Other designations
Adhafera, Aldhafera, Adhafara, ζ Leo, 36 Leo, BD +24°2209, FK5 384, HD 89025, HIP 50335, HR 4031, SAO 81265, GC 14107, NSV 04804, WDS 10167+2325A.[10]
Database references
SIMBADdata

Zeta Leonis (ζ Leonis, abbreviated Zeta Leo, ζ Leo), also named Adhafera /ædəˈfɪərə/,[11] is a third-magnitude star in the constellation of Leo, the lion. It forms the second star (after Gamma Leonis) in the blade of the sickle, which is an asterism formed from the head of Leo.[12]

  1. ^ a b c d e Cite error: The named reference aaa474_2_653 was invoked but never defined (see the help page).
  2. ^ a b c Cite error: The named reference apjss52_7 was invoked but never defined (see the help page).
  3. ^ Cite error: The named reference mnras328_1_45 was invoked but never defined (see the help page).
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  6. ^ Cite error: The named reference Anderson2012 was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference kaler was invoked but never defined (see the help page).
  8. ^ a b c d e Cite error: The named reference aj135_1_209 was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference aj121_4_2159 was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).
  11. ^ "List of IAU-approved Star Names". Retrieved 24 January 2022.
  12. ^ Cite error: The named reference proctor was invoked but never defined (see the help page).
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