SDSS J102545.09+280315.9

All names: GALEX J102545.1+280316, Gaia EDR3 728942742830539648, Gaia DR3 728942742830539648, SDSS J102545.10+280315.9, Gaia DR2 728942742830539648, SDSS J102545.09+280315.9, SDSS J102545.10+280316.0

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 25 45.09 (0.2) 10 25 45.10 10 25 45.09 (0.3) 10 25 45.10 (0.2) 10 25 45.10
Declination 28 03 15.79 (0.2) 28 03 15.93 28 03 15.80 (0.2) 28 03 15.90 (0.2) 28 03 15.95
Spectral type DA DA DA DA
Effective temperature [K] 12543.0 13074.0 (332)
log(g) [cgs] 7.59 7.72 (0.07)
Mass [M] 0.403 0.481 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.1971
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] 2.82 (0.2) 2.59 (0.3) 2.82 (0.2)
Distance [pc] 354.42 (27) 386.34 (51) 354.42 (27)
Composition H
Proper motion (right ascension) [mas/yr] -3.454307905 (0.2) -4.012159045 (0.6) -3.454 (0.2)
Proper motion (declination) [mas/yr] -6.897269945 (0.2) -6.924893503 (0.5) -6.897 (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 19.36 (0.03) 19.36 (0.03) 19.37 (0.03)
g magnitude 18.92 (0.009) 18.92 (0.009) 18.94 (0.02)
r magnitude 19.15 (0.01) 19.15 (0.01) 19.16 (0.02)
i magnitude 19.40 (0.02) 19.40 (0.02) 19.41 (0.03)
z magnitude 19.63 (0.07) 19.63 (0.07) 19.64 (0.07)
G magnitude 19.02 (0.02) 19.06 19.02 (0.004)
BP magnitude 19.02 (0.02) 19.05
RP magnitude 19.03 (0.08) 18.87
Pan g magnitude 18.90 (0.01)
Pan r magnitude 19.14 (0.007)
Pan i magnitude 19.39 (0.01)
Pan z magnitude 19.58 (0.02)
Pan y magnitude 19.61 (0.08)
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.