GJ 3569

Other names: WD 0946+534, 09502+5315, G195-42, SDSS J095017.10+531515.0

Parameter Unit Limoges et al. 2015 Giammichele et al. 2012 Dufour et al. 2005 Bergeron et al. 2001 Bergeron et al. 1997 SDSS DR12 Simbad Kleinman et al. 2013
Right ascension 09 50 17.10 09 50 17.14 09 50 17.10
Declination 53 15 14.84 53 15 15.01 53 15 15.00
Spectral type DC DQ DQ DQ DQ DQ6 DQ
Effective temperature [K] 8790 8161 8100 8760 8780 10080
log(g) [cgs] 8.43 8.26 8.27 8.45 8.46 8.77
Mass [M] 0.86 0.74 0.75 0.87 0.88
log(Luminosity) [L] -3.33 -3.35 -3.35 -3.35
Age [Gyr] 1.59 1.97 2.34
log(H/He)
log(C/He) -5.35 -5.33
log(Ca/He)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 43.50 43.50 43.50 43.50 43.90
Distance [pc] 23.00 23.00 22.99
Composition He He He He He
Proper motion (right ascension) [mas/yr] -263.0
Proper motion (declination) [mas/yr] -33.0
Variability
Magnetic no no
Has a disc
B magnitude 15.35 15.35 15.35 15.30
V magnitude 15.18 15.18 15.18 15.30
R magnitude 15.05 15.05 15.05 15.10
I magnitude 14.90 14.90 14.90 14.90
J magnitude 14.90 14.90 14.90 14.91
H magnitude 14.87 14.87 14.87 14.89
K magnitude 14.88 14.88 14.88 14.92
u magnitude 15.44 15.46 15.45
g magnitude 15.15 15.15 15.15
r magnitude 15.14 15.18 15.18
i magnitude 15.25 15.25 15.25
z magnitude 15.38 15.41 15.41

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