SDSS J221331.58+212846.9

All names: SDSS J221331.58+212846.9, GALEX J221331.5+212846, Gaia DR3 1781844393373886080, Gaia EDR3 1781844393373886080, SDSS J221331.57+212846.9, Gaia DR2 1781844393373886080

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 22 13 31.63 (0.2) 22 13 31.58 22 13 31.62 (0.4) 22 13 31.56 (0.2) 22 13 31.58
Declination 21 28 46.75 (0.3) 21 28 46.91 21 28 46.75 (0.4) 21 28 46.99 (0.3) 21 28 46.90
Spectral type DA DA DA DA
Effective temperature [K] 7630.0 7749.0 (75)
log(g) [cgs] 8.03 7.81 (0.1)
Mass [M] 0.609 0.498 (0.07)
log(Luminosity) [L]
Cooling age [Gyr] 1.2600
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] 5.57 (0.3) 5.74 (0.4) 5.57 (0.3)
Distance [pc] 179.52 (9) 174.22 (13) 179.52 (9)
Composition H
Proper motion (right ascension) [mas/yr] 58.1047408 (0.3) 57.82586854 (0.7) 58.105 (0.3)
Proper motion (declination) [mas/yr] -15.32648416 (0.3) -16.16626155 (0.6) -15.326 (0.3)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.96 (0.04) 19.96 (0.04) 19.98 (0.04)
g magnitude 19.50 (0.01) 19.50 (0.01) 19.52 (0.02)
r magnitude 19.38 (0.01) 19.38 (0.01) 19.37 (0.02)
i magnitude 19.39 (0.02) 19.39 (0.02) 19.39 (0.02)
z magnitude 19.35 (0.06) 19.35 (0.06) 19.35 (0.06)
G magnitude 19.35 (0.04) 19.39 19.35 (0.004)
BP magnitude 19.56 (0.04) 19.42
RP magnitude 19.18 (0.07) 19.13
Pan g magnitude 19.49 (0.008)
Pan r magnitude 19.39 (0.01)
Pan i magnitude 19.39 (0.01)
Pan z magnitude 19.51 (0.03)
Pan y magnitude 19.48 (0.09)
E(B-V) 0.023

* 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.