SDSS J090602.54+433332.4

All names: SDSS J090602.54+433332.4, Gaia DR2 1009371813401600000, WD 0902+437, SDSS J090602.54+433332.5, Gaia DR3 1009371813401600000, Gaia EDR3 1009371813401600000, GALEX J090602.5+433333

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 09 06 02.56 (0.4) 09 06 02.54 09 06 02.56 (0.4) 09 06 02.55 (0.4) 09 06 02.54 09 06 01.94 09 06 02.54
Declination 43 33 32.49 (0.3) 43 33 32.47 43 33 32.49 (0.3) 43 33 32.48 (0.3) 43 33 32.47 43 33 28.08 43 33 32.49
Spectral type DA DA DA_auto DA DA DA
Effective temperature [K] 11829.0 15575.0 (534) 16601.0 (509)
log(g) [cgs] 8.31 7.78 (0.1) 7.97 (0.1)
Mass [M☉] 0.801 0.6 (0.05)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.6215
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] 1.97 (0.4) 2.90 (0.6) 1.97 (0.4)
Distance [pc] 506.51 (110) 345.04 (68) 506.51 (110)
Composition H
Proper motion (right ascension) [mas/yr] 9.541205257 (0.5) 11.26236879 (0.8) 9.541 (0.5) 4.5
Proper motion (declination) [mas/yr] 0.438513524 (0.4) 0.023885356 (0.6) 0.439 (0.4) -2.6
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.95 (0.04) 19.95 (0.04) 19.90 (0.06) 19.63 19.92 (0.05)
g magnitude 19.65 (0.01) 19.65 (0.01) 19.63 (0.04) 19.63 19.63 (0.03)
r magnitude 19.93 (0.02) 19.93 (0.02) 19.96 (0.03) 19.95 (0.03)
i magnitude 20.30 (0.05) 20.30 (0.05) 20.31 (0.05) 20.31 (0.05)
z magnitude 20.84 (0.3) 20.84 (0.3) 20.88 (0.3) 20.87 (0.3)
G magnitude 19.85 (0.04) 19.90 19.85 (0.005)
BP magnitude 19.82 (0.04) 19.80
RP magnitude 20.11 (0.08) 20.14
Pan g magnitude 19.73 (0.02)
Pan r magnitude 20.05 (0.009)
Pan i magnitude 20.30 (0.02)
Pan z magnitude 20.46 (0.03)
Pan y magnitude 20.37 (0)
E(B-V) 0.025

* 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.