Gaia DR2 4896474240286811648

All names: Gaia EDR3 4896474240286811648, GALEX J042226.1-240723, WDJ042226.08-240724.11, Gaia DR3 4896474240286811648, Gaia DR2 4896474240286811648, J0422-2407, WDJ042226.08-240724.12

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Jewett et al. 2024 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 04 22 26.17 (0.03) 04 22 26.17 04 22 26.17 04 22 26.08 (0.03) 04 22 26.17
Declination -24 07 24.48 (0.05) -24 07 24.47 -24 07 24.48 -24 07 24.12 (0.05) -24 07 24.47
Spectral type DA DA DA
Effective temperature [K] 19042.0 (90) 19041.0 20365.0 20848.0 (278)
log(g) [cgs] 9.05 9.05 9.17 9.12 (0.01)
Mass [M] 1.222 (0.005) 1.221 1.256 1.247 (0.004)
log(Luminosity) [L]
Cooling age [Gyr] 0.7200 (0.04) 0.6692 0.6420
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] 13.95 (0.06) 13.94 (0.07) 13.95 13.95 (0.06) 13.94 (0.07)
Distance [pc] 71.67 (0.3) 71.74 (0.4) 71.67 71.67 (0.3) 71.74 (0.4)
Composition H
Proper motion (right ascension) [mas/yr] 83.36305124 (0.04) 83.41638304 (0.1) 83.363 (0.04) 83.41638304
Proper motion (declination) [mas/yr] -22.75620956 (0.06) -22.83438396 (0.1) -22.756 (0.06) -22.83438396
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 17.02 (0.002) 17.05 17.02 17.02 (0.003) 17.05
BP magnitude 16.94 (0.002) 16.91 16.91
RP magnitude 17.21 (0.005) 17.21 17.21
Pan g magnitude 16.89 (0.003)
Pan r magnitude 17.20 (0.004)
Pan i magnitude 17.51 (0.003)
Pan z magnitude 17.78 (0.007)
Pan y magnitude 17.93 (0.02)
E(B-V) 0.001

* 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.