Gaia DR2 919692273490212992

All names: Gaia EDR3 919692273490212992, WDJ07555.2+385725.18, SDSS J075505.20+385725.1, Gaia DR2 919692273490212992, Gaia DR3 919692273490212992, WDJ075505.20+385725.18, SDSS J075505.21+385725.1

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 07 55 05.40 (0.3) 07 55 05.39 07 55 05.40 07 55 05.20 (0.3) 07 55 05.39
Declination 38 57 23.57 (0.2) 38 57 23.62 38 57 23.57 38 57 25.19 (0.2) 38 57 23.62
Spectral type DC DA DA
Effective temperature [K] 5101.0 (56) 5450.0 5170.0 5484.0 (189)
log(g) [cgs] 7.98 (0.04) 8.14 7.97 8.21 (0.08)
Mass [M] 0.559 (0.03) 0.673 0.549 0.714 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 4.8270 4.8370
log(H/He)
log(C/He)
log(Ca/He)
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] 11.68 (0.3) 11.27 (0.4) 11.68 11.68 (0.3) 11.27 (0.4)
Distance [pc] 85.62 (2) 88.77 (3) 85.62 85.62 (2) 88.77 (3)
Composition He
Proper motion (right ascension) [mas/yr] 146.9402472 (0.3) 146.1046742 (0.8) 146.94 (0.3) 146.1046742
Proper motion (declination) [mas/yr] -100.7025978 (0.2) -100.58725 (0.5) -100.703 (0.2) -100.58725
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.07 (0.08) 21.02 (0.07)
g magnitude 19.88 (0.02) 19.89 (0.02)
r magnitude 19.34 (0.01) 19.35 (0.01)
i magnitude 19.16 (0.02) 19.13 (0.02)
z magnitude 18.94 (0.04) 19.11 (0.06)
G magnitude 19.37 (0.04) 19.41 19.37 19.37 (0.004) 19.41
BP magnitude 19.76 (0.04) 19.75 19.75
RP magnitude 18.83 (0.05) 18.87 18.87
Pan g magnitude 19.83 (0.01)
Pan r magnitude 19.36 (0.007)
Pan i magnitude 19.19 (0.005)
Pan z magnitude 19.13 (0.02)
Pan y magnitude 19.05 (0.06)
E(B-V) 0.002

* 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.