Gaia DR2 1390852870215428608

All names: WDJ152356.33+414845.78, Gaia DR3 1390852870215428608, Gaia DR2 1390852870215428608, SDSS J152356.30+414845.0, LSPM J1523+4148W, WDJ152356.33+414845.77, SDSS J152356.29+414844.9, Gaia EDR3 1390852870215428608

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 15 23 56.17 (0.08) 15 23 56.18 15 23 56.17 15 23 56.33 (0.08) 15 23 56.18
Declination 41 48 42.02 (0.09) 41 48 42.14 41 48 42.02 41 48 45.78 (0.09) 41 48 42.14
Spectral type DC D
Effective temperature [K] 6132.0 5884.0 5583.0 (156)
log(g) [cgs] 7.99 7.84 7.80 (0.04)
Mass [M] 0.583 0.478 0.455 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 2.0800 2.0700
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 13.71 (0.1) 13.62 (0.1) 13.71 13.71 (0.1) 13.62 (0.1)
Distance [pc] 72.95 (0.5) 73.44 (0.7) 72.95 72.95 (0.5) 73.44 (0.7)
Composition
Proper motion (right ascension) [mas/yr] -110.4717852 (0.1) -110.5745958 (0.2) -110.472 (0.1) -110.5745958
Proper motion (declination) [mas/yr] -234.7856591 (0.1) -234.7784471 (0.3) -234.786 (0.1) -234.7784471
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.27 (0.03) 19.27 (0.03)
g magnitude 18.61 (0.008) 18.61 (0.008)
r magnitude 18.25 (0.008) 18.25 (0.008)
i magnitude 18.15 (0.009) 18.15 (0.009)
z magnitude 18.19 (0.03) 18.19 (0.03)
G magnitude 18.24 (0.01) 18.27 18.24 18.24 (0.003) 18.27
BP magnitude 18.50 (0.01) 18.54 18.54
RP magnitude 17.79 (0.02) 17.82 17.82
Pan g magnitude 18.56 (0.004)
Pan r magnitude 18.22 (0.006)
Pan i magnitude 18.16 (0.006)
Pan z magnitude 18.14 (0.01)
Pan y magnitude 18.15 (0.002)
E(B-V) 0.010

* 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.