SDSS J121011.79+475132.8

All names: SDSS J121011.79+475132.87, SDSS J121011.79+475132.8, J1210+4751, Gaia EDR3 1546026289113665792, Gaia DR3 1546026289113665792, SDSS J121011.78+475132.6, Gaia DR2 1546026289113665792

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Coutu et al. 2019 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad
Right ascension 12 10 11.76 (0.6) 12 10 11.79 12 10 11.80 12 10 11.76 (0.9) 12 10 11.80 (0.6)
Declination 47 51 32.66 (0.8) 47 51 32.67 47 51 32.68 47 51 32.66 (1) 47 51 32.66 (0.8)
Spectral type DZ DZ DZ DZ
Effective temperature [K] 7263.0 (348) 6990.0 7385.0 (108)
log(g) [cgs] 8.77 8.69 8.00 (0)
Mass [M] 1.0701 1.037
log(Luminosity) [L]
Cooling age [Gyr] 3.7800 4.2630
log(H/He) <-3.4098
log(C/He)
log(Ca/He) -9.8973 (0.2) -9.709
log(Ca/H)
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] 4.31 (1) 5.62 5.62 (2) 4.31 (1)
Distance [pc] 231.81 (79) 177.85 (63) 177.85 (63) 231.81 (79)
Composition He He He
Proper motion (right ascension) [mas/yr] -26.94104634 (0.9) -26.29670653 (1) -26.941 (0.9)
Proper motion (declination) [mas/yr] 0.33921663 (1) -1.004044141 (2) 0.339 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.31 (0.1) 21.31 (0.09) 21.31 (0.09)
g magnitude 20.95 (0.03) 20.95 (0.04) 20.95 (0.03)
r magnitude 20.85 (0.04) 20.85 (0.04) 20.85 (0.04)
i magnitude 20.86 (0.05) 20.86 (0.04) 20.86 (0.04)
z magnitude 20.75 (0.2) 20.73 (0.2) 20.73 (0.2)
G magnitude 20.86 (0.2) 20.99 20.86 (0.01)
BP magnitude 20.79 (0.2) 20.86
RP magnitude 20.04 (0.1) 20.59
Pan g magnitude 20.97 (0.05)
Pan r magnitude 20.83 (0.04)
Pan i magnitude 20.89 (0.03)
Pan z magnitude 20.88 (0.06)
Pan y magnitude
E(B-V) 0.014

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.