Gaia DR2 1288658006059681408

All names: Gaia DR3 1288658006059681408, WDJ150728.39+321809.99, WDJ150728.39+3218010.0, SDSS J150728.37+321809.9, GALEX J150728.5+321810, J1507+3218, Gaia EDR3 1288658006059681408, SDSS J150728.38+321809.9, Gaia DR2 1288658006059681408

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 Vincent et al. 2023
Right ascension 15 07 28.35 (0.1) 15 07 28.35 15 07 28.35 15 07 28.39 (0.1) 15 07 28.35
Declination 32 18 09.61 (0.1) 32 18 09.63 32 18 09.61 32 18 09.99 (0.1) 32 18 09.63
Spectral type DA DA DA DA DA DA
Effective temperature [K] 8032.0 (106) 8207.0 (106) 8030.0 (105) 8031.0 7739.0 8080.0 (248)
log(g) [cgs] 8.74 (0.03) 8.80 (0.03) 8.76 (0.03) 8.76 8.69 8.75 (0.05)
Mass [M] 1.067 (0.02) 1.096 (0.02) 1.075 (0.02) 1.075 1.02 1.071 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 3.6700 3.4000 3.3530
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] 10.35 (0.2) 10.48 (0.3) 10.48 (0.3) 10.35 10.35 (0.2) 10.48 (0.3)
Distance [pc] 96.62 (2) 95.42 (3) 95.45 (3) 96.62 96.62 (2) 95.45 (3)
Composition H H
Proper motion (right ascension) [mas/yr] -27.30755192 (0.2) -27.93033558 (0.4) -27.308 (0.2) -27.93033558
Proper motion (declination) [mas/yr] -23.45503612 (0.2) -24.04566331 (0.4) -23.455 (0.2) -24.04566331
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 18.79 (0.05)
H magnitude 18.28 (0.1)
K magnitude 18.48 (0.2)
u magnitude 19.56 (0.03) 19.60 (0.03) 19.60 (0.03)
g magnitude 19.15 (0.01) 19.15 (0.01)
r magnitude 19.16 (0.01) 19.16 (0.01)
i magnitude 19.18 (0.01) 19.18 (0.01)
z magnitude 19.29 (0.06) 19.29 (0.06)
G magnitude 19.09 (0.02) 19.13 19.09 19.09 (0.003) 19.13
BP magnitude 19.28 (0.02) 19.22 19.22
RP magnitude 18.85 (0.02) 18.86 18.86
Pan g magnitude 19.18 (0.01) 19.18 (0.01)
Pan r magnitude 19.14 (0.003) 19.14 (0.003)
Pan i magnitude 19.18 (0.005) 19.18 (0.006)
Pan z magnitude 19.25 (0.02) 19.25 (0.01)
Pan y magnitude 19.29 (0.04) 19.29 (0.04)
E(B-V) 0.014

* 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.