SDSS J150146.22+383636.4

All names: Gaia DR2 1295712919338907776, SDSS J150146.21+383636.4, SDSS J150146.22+383636.4, Gaia DR3 1295712919338907776, GALEX J150146.1+383638, Gaia EDR3 1295712919338907776

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 01 46.19 (0.2) 15 01 46.21 15 01 46.20 (0.2) 15 01 46.19 15 01 46.22 (0.2) 15 01 46.22
Declination 38 36 36.87 (0.2) 38 36 36.45 38 36 36.85 (0.2) 38 36 36.87 38 36 36.27 (0.2) 38 36 36.44
Spectral type DC DC DA: DC DC DC:
Effective temperature [K] 9798.0 9699.0 10189.0 (544) 10825.0 (237)
log(g) [cgs] 8.19 8.11 8.23 (0.1) 8.04 (0.8)
Mass [M] 0.714 0.648 0.743 (0.09)
log(Luminosity) [L]
Cooling age [Gyr] 0.8324 0.7972
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 4.04 (0.2) 4.09 (0.3) 4.04 4.04 (0.2)
Distance [pc] 247.24 (14) 244.37 (19) 247.24 247.24 (14)
Composition
Proper motion (right ascension) [mas/yr] -16.64956783 (0.2) -15.60020213 (0.5) -16.65 (0.2)
Proper motion (declination) [mas/yr] 37.01934765 (0.3) 37.34751586 (0.5) 37.019 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.63 (0.03) 19.63 (0.03) 19.58 (0.03)
g magnitude 19.44 (0.01) 19.44 (0.01) 19.26 (0.02)
r magnitude 19.53 (0.01) 19.52 (0.01) 19.53 (0.02)
i magnitude 19.67 (0.02) 19.67 (0.02) 19.66 (0.02)
z magnitude 19.79 (0.07) 19.79 (0.07) 19.75 (0.07)
G magnitude 19.44 (0.04) 19.49 19.44 19.44 (0.004)
BP magnitude 19.55 (0.04) 19.51
RP magnitude 19.42 (0.04) 19.37
Pan g magnitude 19.48 (0.02)
Pan r magnitude 19.52 (0.01)
Pan i magnitude 19.68 (0.01)
Pan z magnitude 19.79 (0.02)
Pan y magnitude 20.00 (0.06)
E(B-V) 0.022

* 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.