SDSS J101924.90+280748.0

All names: Gaia DR3 740950612396702464, SDSS J101924.90+280748.0, SDSS J101924.89+280748.2, Gaia EDR3 740950612396702464, SDSS J101924.90+280748.00, Gaia DR2 740950612396702464, GALEX J101924.8+280748, SDSS J101924.90+280747.9

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Kepler et al. 2016 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 10 19 24.89 (0.1) 10 19 24.90 10 19 24.89 (0.2) 10 19 24.89 10 19 24.90 (0.1)
Declination 28 07 47.94 (0.08) 28 07 48.20 28 07 47.96 (0.1) 28 07 47.94 28 07 48.37 (0.08)
Spectral type DA DA DA DA DA
Effective temperature [K] 24429.0 27035.0 (132) 29403.0 (1665)
log(g) [cgs] 7.76 7.96 (0.02) 7.84 (0.08)
Mass [M] 0.513 0.617 (0.009) 0.564 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 0.0182
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] 2.78 (0.1) 3.07 (0.2) 2.78 2.78 (0.1)
Distance [pc] 360.02 (17) 326.02 (22) 360.02 360.02 (17)
Composition H
Proper motion (right ascension) [mas/yr] -5.72345431 (0.1) -5.656219033 (0.3) -5.723 (0.1)
Proper motion (declination) [mas/yr] -26.79016599 (0.1) -27.13469154 (0.3) -26.79 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.20 (0.008) 17.19 (0.02) 17.20 (0.008)
g magnitude 17.36 (0.005) 17.40 (0.02) 17.36 (0.005)
r magnitude 17.83 (0.007) 17.83 (0.03) 17.83 (0.007)
i magnitude 18.15 (0.009) 18.17 (0.02) 18.16 (0.009)
z magnitude 18.45 (0.02) 18.46 (0.05) 18.44 (0.03)
G magnitude 17.60 (0.01) 17.64 17.60 17.60 (0.003)
BP magnitude 17.51 (0.01) 17.46
RP magnitude 17.85 (0.02) 17.85
Pan g magnitude 17.42 (0.004)
Pan r magnitude 17.83 (0.009)
Pan i magnitude 18.18 (0.005)
Pan z magnitude 18.47 (0.01)
Pan y magnitude 18.60 (0.02)
E(B-V) 0.021

* 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.