SDSS J090632.65+080715.9

All names: Gaia DR3 584319855260594560, Gaia EDR3 584319855260594560, WD 0903+083, SDSS J090632.65+080715.9, SDSS J090632.66+080716.0, Gaia DR2 584319855260594560

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Ferrario et al. 2015 Kulebi et al. 2009 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 09 06 32.71 (0.2) 09 06 32.66 09 06 32.71 (0.2) 09 06 32.66 09 06 32.65 (0.2) 09 06 32.66 09 06 32.40 09 06 32.66
Declination 08 07 14.90 (0.1) 08 07 15.96 08 07 14.94 (0.2) 08 07 16.00 08 07 16.16 (0.2) 08 07 15.98 08 07 13.44 08 07 15.96
Spectral type DA DA DAH DAP DAH DAH DAH DAH
Effective temperature [K] 13944.0 17000.0 49027.0 (1383) 46580.0 (1335)
log(g) [cgs] 8.92 8.00 (0) 9.00 (0.008) 9.93 (0.07)
Mass [M] 1.162
log(Luminosity) [L]
Cooling age [Gyr] 1.2360
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] 6.94 (0.2) 7.05 (0.2) 7.05 (0.2)
Distance [pc] 144.13 (4) 141.79 (5) 141.79 (5)
Composition H H
Proper motion (right ascension) [mas/yr] 59.70057231 (0.2) 59.93599093 (0.5) 59.936 (0.5) 60.2
Proper motion (declination) [mas/yr] -78.11806566 (0.2) -78.29737764 (0.3) -78.297 (0.3) -78.0
Variability
Magnetic yes yes yes yes
Bd [MG] 5.98 (3) 5.98 (3)
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.59 (0.02) 18.59 (0.02) 18.62 (0.02) 18.61 18.61 (0.02)
g magnitude 18.65 (0.008) 18.65 (0.008) 18.65 (0.02) 18.65 18.66 (0.02)
r magnitude 18.82 (0.01) 18.82 (0.01) 18.82 (0.02) 18.82 (0.02)
i magnitude 19.10 (0.02) 19.10 (0.02) 19.11 (0.02) 19.10 (0.02)
z magnitude 19.30 (0.06) 19.30 (0.06) 19.32 (0.06) 19.32 (0.06)
G magnitude 18.74 (0.03) 18.78 18.78 (0.003)
BP magnitude 18.72 (0.03) 18.64
RP magnitude 18.81 (0.04) 18.77
Pan g magnitude 18.65 (0.009)
Pan r magnitude 18.86 (0.007)
Pan i magnitude 19.12 (0.01)
Pan z magnitude 19.31 (0.01)
Pan y magnitude 19.52 (0.05)
E(B-V) 0.008

* 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.