SDSS J115125.83+644432.7

All names: Gaia DR2 864341930434814080, SDSS J115125.83+644432.79, SDSS J115125.84+644432.4, SDSS J115125.83+644432.7, SDSS J115125.83+644432.4, Gaia DR3 864341930434814080, Gaia EDR3 864341930434814080

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Simbad Vincent et al. 2023
Right ascension 11 51 25.85 (0.5) 11 51 25.84 11 51 25.85 (0.5) 11 51 25.84 (0.5)
Declination 64 44 32.38 (0.4) 64 44 32.48 64 44 32.38 (0.5) 64 44 32.52 (0.4)
Spectral type DZ DZ DZ DC
Effective temperature [K] 7543.0 7189.0 (28)
log(g) [cgs] 8.59 8.00 (0)
Mass [M] 0.976
log(Luminosity) [L]
Cooling age [Gyr] 3.5150
log(H/He)
log(C/He)
log(Ca/He) -10.397
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] 5.13 (0.5) 5.51 (0.6) 5.13 (0.5)
Distance [pc] 195.07 (21) 181.51 (21) 195.07 (21)
Composition He He
Proper motion (right ascension) [mas/yr] 5.129052458 (0.5) 7.881163515 (1) 5.129 (0.5)
Proper motion (declination) [mas/yr] -8.846577823 (0.6) -7.566536177 (1) -8.847 (0.6)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.05 (0.08) 21.00 (0.08) 21.05 (0.08)
g magnitude 20.60 (0.03) 20.61 (0.03) 20.60 (0.03)
r magnitude 20.49 (0.03) 20.48 (0.03) 20.49 (0.03)
i magnitude 20.49 (0.04) 20.50 (0.04) 20.50 (0.04)
z magnitude 20.47 (0.2) 20.43 (0.2) 20.47 (0.2)
G magnitude 20.45 (0.08) 20.51 20.45 (0.007)
BP magnitude 20.70 (0.08) 20.69
RP magnitude 20.28 (0.1) 20.11
Pan g magnitude 20.54 (0.03)
Pan r magnitude 20.41 (0.02)
Pan i magnitude 20.41 (0.03)
Pan z magnitude 20.57 (0.05)
Pan y magnitude 20.22 (0.2)
E(B-V) 0.016

* 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.