Gaia DR2 1995097319287822080

All names: 2MASS J23053167+5125220, UCAC4 708-113895, WDJ230531.68+512521.84, J2305+5125, LAMOST J230531.70+512521.0, Gaia DR2 1995097319287822080, Gaia EDR3 1995097319287822080, Gaia DR3 1995097319287822080

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Vincent et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 23 05 31.72 (0.02) 23 05 31.72 23 05 31.72 23 05 31.68 (0.02) 23 05 31.72
Declination 51 25 20.45 (0.02) 51 25 20.49 51 25 20.45 51 25 21.84 (0.02) 51 25 20.49
Spectral type DA DA
Effective temperature [K] 11458.0 (52) 11458.0 12050.0 11547.0 (67)
log(g) [cgs] 8.01 8.00 8.01 (0.007)
Mass [M] 0.608 (0.005) 0.608 0.585 0.613 (0.006)
log(Luminosity) [L]
Cooling age [Gyr] 0.4253 0.3788
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 16.71 (0.03) 16.68 (0.04) 16.71 16.71 (0.03) 16.68 (0.04)
Distance [pc] 59.86 (0.1) 59.96 (0.2) 59.86 59.86 (0.1) 59.96 (0.2)
Composition
Proper motion (right ascension) [mas/yr] 22.71127797 (0.03) 22.58421645 (0.07) 22.711 (0.03) 22.58421645
Proper motion (declination) [mas/yr] -87.18184286 (0.03) -87.04442446 (0.06) -87.182 (0.03) -87.04442446
Variability NOV
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.69 (0.04)
V magnitude 15.64 (0.01)
R magnitude 15.38 (0.6)
I magnitude
J magnitude 15.75 (0.07)
H magnitude 15.91 (0.2)
K magnitude 15.58 (0.2)
u magnitude
g magnitude 15.58 (0.01)
r magnitude 15.79 (0.01)
i magnitude
z magnitude
G magnitude 15.66 (0.002) 15.69 15.66 15.66 (0.003) 15.69
BP magnitude 15.68 (0.002) 15.68 15.68
RP magnitude 15.67 (0.002) 15.68 15.68
Pan g magnitude 15.63 (0.003)
Pan r magnitude 15.79 (0.004)
Pan i magnitude 15.99 (0.002)
Pan z magnitude 16.20 (0.004)
Pan y magnitude 16.34 (0.006)
E(B-V) 0.006

* 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.