SDSS J085109.42+333258.6

All names: Gaia DR2 716120478745751936, GALEX J085109.4+333258, SDSS J085109.42+333258.6, Gaia EDR3 716120478745751936, SDSS J085109.43+333258.6, Gaia DR3 716120478745751936, WD 0848+337

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 51 09.41 (0.4) 08 51 09.43 08 51 09.41 (0.5) 08 51 09.42 (0.4) 08 51 09.43 08 51 09.58 08 51 09.43
Declination 33 32 58.62 (0.3) 33 32 58.61 33 32 58.62 (0.3) 33 32 58.56 (0.3) 33 32 58.64 33 32 56.40 33 32 58.64
Spectral type DA DA DA_auto DA DAZH: DA
Effective temperature [K] 14785.0 20887.0 (753) 20513.0 (760)
log(g) [cgs] 7.83 7.68 (0.1) 7.68 (0.2)
Mass [M☉] 0.518
log(Luminosity) [L☉]
Cooling age [Gyr] 0.1572
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 1.55 (0.5) 1.72 (0.7) 1.55 (0.5)
Distance [pc] 643.95 (215) 581.20 (220) 643.96 (215)
Composition H
Proper motion (right ascension) [mas/yr] -8.594199083 (0.6) -8.051076884 (1) -8.594 (0.6) 6.2
Proper motion (declination) [mas/yr] 3.984806578 (0.5) 3.644726038 (0.7) 3.985 (0.5) 47.4
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.90 (0.03) 19.90 (0.03) 19.84 (0.05) 19.84 19.85 (0.05)
g magnitude 19.79 (0.02) 19.79 (0.01) 19.79 (0.03) 19.79 19.80 (0.03)
r magnitude 20.10 (0.02) 20.10 (0.02) 20.08 (0.03) 20.08 20.09 (0.03)
i magnitude 20.34 (0.04) 20.34 (0.04) 20.36 (0.05) 20.36 20.36 (0.05)
z magnitude 20.80 (0.2) 20.80 (0.2) 21.12 (0.3) 21.12 21.12 (0.3)
G magnitude 19.95 (0.03) 20.00 19.95 (0.005)
BP magnitude 19.92 (0.03) 19.93
RP magnitude 20.05 (0.09) 20.14
Pan g magnitude 19.78 (0.01)
Pan r magnitude 20.05 (0.01)
Pan i magnitude 20.36 (0.01)
Pan z magnitude 20.46 (0.07)
Pan y magnitude 20.18 (0.2)
E(B-V) 0.023

* 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.