SDSS J091304.20+121945.5

All names: Gaia EDR3 593759162585624448, GALEX J091304.2+121945, Gaia DR3 593759162585624448, SDSS J091304.20+121945.5, Gaia DR2 593759162585624448, SDSS J091304.20+121945.4

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 09 13 04.21 (0.2) 09 13 04.20 09 13 04.21 (0.4) 09 13 04.20 (0.2) 09 13 04.20
Declination 12 19 45.39 (0.2) 12 19 45.48 12 19 45.39 (0.3) 12 19 45.45 (0.2) 12 19 45.48
Spectral type DA DA DA DA
Effective temperature [K] 12978.0 14213.0 (381)
log(g) [cgs] 7.91 7.90 (0.08)
Mass [M] 0.557 0.559 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 0.2668
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] 2.58 (0.3) 2.74 (0.4) 2.58 (0.3)
Distance [pc] 386.94 (43) 364.35 (54) 386.94 (43)
Composition H
Proper motion (right ascension) [mas/yr] 12.70892323 (0.3) 12.98294056 (0.7) 12.709 (0.3)
Proper motion (declination) [mas/yr] -3.922569937 (0.2) -3.600838847 (0.4) -3.923 (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 19.46 (0.03) 19.46 (0.03) 19.45 (0.03)
g magnitude 19.10 (0.009) 19.10 (0.009) 19.12 (0.01)
r magnitude 19.37 (0.01) 19.37 (0.01) 19.40 (0.02)
i magnitude 19.61 (0.02) 19.61 (0.02) 19.63 (0.02)
z magnitude 19.92 (0.09) 19.92 (0.09) 19.91 (0.1)
G magnitude 19.25 (0.03) 19.30 19.25 (0.004)
BP magnitude 19.22 (0.03) 19.17
RP magnitude 19.34 (0.05) 19.28
Pan g magnitude 19.14 (0.009)
Pan r magnitude 19.39 (0.006)
Pan i magnitude 19.65 (0.01)
Pan z magnitude 19.82 (0.02)
Pan y magnitude 19.91 (0.07)
E(B-V) 0.026

* 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.