SDSS J003748.60+021751.9

All names: GALEX J003748.5+021750, Gaia DR3 2550487679288866944, Gaia EDR3 2550487679288866944, Gaia DR2 2550487679288866944, SDSS J003748.60+021751.9, SDSS J003748.60+021751.94

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 00 37 48.61 (0.6) 00 37 48.60 00 37 48.61 (0.9) 00 37 48.61 (0.6)
Declination 02 17 52.05 (0.4) 02 17 51.96 02 17 52.05 (0.8) 02 17 52.00 (0.4)
Spectral type DA: DA: DA DA
Effective temperature [K] 7325.0 7495.0 (158)
log(g) [cgs] 8.20 8.11 (0.3)
Mass [M] 0.719 0.657 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 1.8800
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] 4.85 (0.8) 4.32 (1) 4.85 (0.8)
Distance [pc] 206.25 (32) 231.52 (57) 206.25 (32)
Composition H
Proper motion (right ascension) [mas/yr] -1.742976358 (1) -2.663860995 (2) -1.743 (1)
Proper motion (declination) [mas/yr] 2.78057727 (0.7) 2.226707431 (2) 2.781 (0.7)
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 (0.1) 21.06 (0.09) 21.06 (0.09)
g magnitude 20.53 (0.02) 20.52 (0.03) 20.52 (0.03)
r magnitude 20.42 (0.03) 20.40 (0.03) 20.40 (0.03)
i magnitude 20.49 (0.04) 20.50 (0.05) 20.50 (0.05)
z magnitude 20.54 (0.2) 20.53 (0.2) 20.53 (0.2)
G magnitude 20.40 (0.09) 20.46 20.40 (0.007)
BP magnitude 20.61 (0.09) 20.41
RP magnitude 20.24 (0.1) 19.95
Pan g magnitude 20.53 (0.02)
Pan r magnitude 20.42 (0.02)
Pan i magnitude 20.42 (0.02)
Pan z magnitude 20.44 (0.03)
Pan y magnitude 20.21 (0.2)
E(B-V) 0.013

* 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.