Gliese 526

GJ 526
Observation data
Epoch J2000      Equinox J2000
Constellation Boötes
Right ascension 13h 45m 43.776s[1]
Declination +14° 53′ 29.47″[1]
Apparent magnitude (V) 8.464[2]
Characteristics
Spectral type M1.5 V[3]
U−B color index +1.04[4]
B−V color index +1.48[4]
Variable type Flare[5]
Astrometry
Radial velocity (Rv)+15.3[6] km/s
Proper motion (μ) RA: +1,776.006 mas/yr[1]
Dec.: −1,455.156 mas/yr[1]
Parallax (π)183.9962 ± 0.0253 mas[1]
Distance17.726 ± 0.002 ly
(5.4349 ± 0.0007 pc)
Details
Mass0.472±0.02[7] M☉
Radius0.488±0.008[7] R☉
Luminosity(3.651±0.127)×10−2[7] L☉
Surface gravity (log g)4.79±0.07[7] cgs
Temperature3,678±51[7] K
Metallicity [Fe/H]–0.086[2] dex
Rotation52.3±1.7 d[8]
Rotational velocity (v sin i)1.00[2] km/s
Other designations
BD+15°2620, CD+15° 2620, HD 119850, HIP 67155, SAO 100695, LAL 25372, PLX 3135, Wolf 498, TYC 899-789-1[9]
Database references
SIMBADdata
Gliese 526 is located in the constellation Boötes
Gliese 526 is located in the constellation Boötes

Gliese 526
Location of Gliese 526 in the constellation Boötes

GJ 526 (Lalande 25372, Wolf 498) is a red dwarf star in the northern constellation of Boötes. It has an apparent visual magnitude of 8.5,[2] which is too faint to be seen with the naked eye. Based upon an annual parallax shift of 0.184 arc seconds as measured by the Hipparcos satellite, this system is 17.7 light-years (5.43 parsecs) from Earth.[10]

  1. ^ a b c d Cite error: The named reference GaiaEDR3 was invoked but never defined (see the help page).
  2. ^ a b c d Cite error: The named reference MNRAS407_3_1657 was invoked but never defined (see the help page).
  3. ^ Cite error: The named reference aaa508_3_1313 was invoked but never defined (see the help page).
  4. ^ a b Cite error: The named reference aj72_1334 was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference aaas139_555 was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference rgcrv was invoked but never defined (see the help page).
  7. ^ a b c d e Cite error: The named reference Schweitzer was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference mnras452_3_2745 was invoked but never defined (see the help page).
  9. ^ Cite error: The named reference SIMBAD was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Gatewood2008 was invoked but never defined (see the help page).