SDSS J085058.00+345637.7

All names: WD 0847+351, SDSS J085058.01+345637.6, Gaia DR3 716542111391798272, Gaia DR2 716542111391798272, SDSS J085058.00+345637.7, SDSS J085058.00+345637.6, SDSS J085058.01+345637.7, Gaia EDR3 716542111391798272

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Tremblay et al. 2011 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 50 58.01 (0.2) 08 50 58.01 08 50 58.01 (0.3) 08 50 58.01 08 50 58.00 (0.2) 08 50 58.01 08 50 57.36 08 50 58.01
Declination 34 56 37.65 (0.1) 34 56 37.75 34 56 37.66 (0.2) 34 56 37.65 34 56 37.86 (0.1) 34 56 37.66 34 56 33.00 34 56 37.68
Spectral type DA DA DA DA DA_auto DA DA DA
Effective temperature [K] 13168.0 13050.0 (480) 13518.0 (677) 13146.0 (315) 13077.0 (370)
log(g) [cgs] 8.05 8.22 (0.1) 8.09 (0.08) 7.93 (0.08) 8.01 (0.09)
Mass [M] 0.639 0.75 (0.06) 0.661 (0.07) 0.613 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.3124 0.4571
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] 3.62 (0.2) 3.56 (0.3) 3.62 3.62 (0.2)
Distance [pc] 275.86 (18) 281.22 (26) 275.86 275.86 (18)
Composition H H
Proper motion (right ascension) [mas/yr] 6.026302787 (0.2) 5.848145175 (0.5) 6.026 (0.2) 7.5
Proper motion (declination) [mas/yr] -12.84235473 (0.2) -12.53932368 (0.4) -12.842 (0.2) -21.3
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.13 (0.02) 19.13 (0.02) 19.14 (0.03) 19.13 19.14 (0.02)
g magnitude 18.75 (0.008) 18.74 (0.008) 18.76 (0.02) 18.75 18.76 (0.02)
r magnitude 18.98 (0.01) 18.98 (0.01) 18.99 (0.02) 18.98 18.99 (0.02)
i magnitude 19.15 (0.01) 19.15 (0.01) 19.18 (0.02) 19.17 19.17 (0.02)
z magnitude 19.43 (0.06) 19.43 (0.06) 19.42 (0.06) 19.42 19.42 (0.05)
G magnitude 18.88 (0.02) 18.91 18.88 18.88 (0.004)
BP magnitude 18.86 (0.02) 18.87
RP magnitude 18.94 (0.04) 18.89
Pan g magnitude 18.76 (0.009)
Pan r magnitude 19.00 (0.006)
Pan i magnitude 19.24 (0.008)
Pan z magnitude 19.46 (0.02)
Pan y magnitude 19.59 (0.05)
E(B-V) 0.015

* 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.