Gaia DR2 1044511002434919936

All names: WDJ090232.25+650327.20, Gaia DR3 1044511002434919936, Gaia EDR3 1044511002434919936, Gaia DR2 1044511002434919936, SDSS J090232.23+650326.3, LSPM J0902+6503, USNO-B1.0 1550-00144201, J0902+6503

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 09 02 32.21 (0.08) 09 02 32.22 09 02 32.21 09 02 32.25 (0.08) 09 02 32.22
Declination 65 03 23.61 (0.1) 65 03 23.72 65 03 23.61 65 03 27.21 (0.1) 65 03 23.72
Spectral type DZ DZ DZ DZ DZ
Effective temperature [K] 6611.0 (68) 6403.0 (49) 6385.0 (54) 7502.0 7235.0 6805.0 (105)
log(g) [cgs] 8.20 (0.02) 8.13 (0.02) 8.12 (0.02) 8.45 8.36 8.25 (0.03)
Mass [M] 0.697 (0.02) 0.652 (0.02) 0.648 (0.02) 0.883 0.809 0.732 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 2.6400 3.0570 2.9410
log(H/He) -4.0 <-4
log(C/He)
log(Ca/He) -10.29 -10.34 -10.34
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] 11.93 (0.1) 12.05 (0.2) 12.05 (0.2) 11.93 11.93 (0.1) 12.05 (0.2)
Distance [pc] 83.85 (1) 82.99 (1) 83.01 (1) 83.85 83.85 (1) 83.01 (1)
Composition He He
Proper motion (right ascension) [mas/yr] -14.45783151 (0.1) -14.34585753 (0.2) -14.458 (0.1) -14.34585753
Proper motion (declination) [mas/yr] -224.9247892 (0.1) -224.8411066 (0.3) -224.925 (0.1) -224.8411066
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.10
V magnitude
R magnitude 18.00
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.38 (0.03) 19.38 (0.03) 19.38 (0.03)
g magnitude 18.60 (0.008) 18.60 (0.008)
r magnitude 18.48 (0.009) 18.48 (0.009)
i magnitude 18.49 (0.01) 18.49 (0.01)
z magnitude 18.58 (0.04) 18.58 (0.04)
G magnitude 18.46 (0.02) 18.49 18.46 18.46 (0.003) 18.49
BP magnitude 18.63 (0.02) 18.63 18.63
RP magnitude 18.16 (0.02) 18.13 18.13
Pan g magnitude 18.62 (0.007) 18.62 (0.007)
Pan r magnitude 18.45 (0.008) 18.45 (0.008)
Pan i magnitude 18.51 (0.005) 18.51 (0.005)
Pan z magnitude 18.60 (0.02) 18.60 (0.03)
Pan y magnitude 18.61 (0.02) 18.61 (0.02)
E(B-V) 0.004

* 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.