SDSS J091326.64+211250.4

All names: GALEX J091326.6+211251, Gaia DR2 636974852934612992, SDSS J091326.64+211250.4, Gaia EDR3 636974852934612992, SDSS J091326.64+211250.5, Gaia DR3 636974852934612992

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 26.63 (0.2) 09 13 26.64 09 13 26.63 (0.4) 09 13 26.65 (0.2) 09 13 26.64
Declination 21 12 50.52 (0.2) 21 12 50.44 21 12 50.52 (0.3) 21 12 50.48 (0.2) 21 12 50.50
Spectral type DA DA DAH DA
Effective temperature [K] 13189.0 14512.0 (430)
log(g) [cgs] 7.98 8.14 (0.08)
Mass [M] 0.598
log(Luminosity) [L]
Cooling age [Gyr] 0.2811
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] 2.84 (0.3) 3.29 (0.5) 2.84 (0.3)
Distance [pc] 352.25 (41) 303.63 (45) 352.25 (41)
Composition H
Proper motion (right ascension) [mas/yr] -16.83449474 (0.3) -16.82772744 (0.7) -16.834 (0.3)
Proper motion (declination) [mas/yr] 2.785691962 (0.2) 2.729412539 (0.4) 2.786 (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 19.15 (0.02) 19.16 (0.02) 19.16 (0.02)
g magnitude 18.80 (0.008) 18.80 (0.008) 18.82 (0.02)
r magnitude 19.03 (0.01) 19.03 (0.01) 19.03 (0.02)
i magnitude 19.34 (0.02) 19.34 (0.02) 19.33 (0.02)
z magnitude 19.50 (0.07) 19.50 (0.07) 19.52 (0.07)
G magnitude 18.93 (0.04) 18.98 18.93 (0.004)
BP magnitude 18.89 (0.04) 18.97
RP magnitude 19.13 (0.05) 19.07
Pan g magnitude 18.82 (0.008)
Pan r magnitude 19.05 (0.009)
Pan i magnitude 19.33 (0.01)
Pan z magnitude 19.54 (0.02)
Pan y magnitude 19.59 (0.04)
E(B-V) 0.033

* 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.