Gaia DR2 1012271221268203136

All names: Gaia DR2 1012271221268203136, Gaia DR3 1012271221268203136, WDJ090511.93+472707.46, Gaia EDR3 1012271221268203136, SDSS J090511.91+472707.3, WDJ090511.93+472707.45

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 09 05 11.78 (0.2) 09 05 11.79 09 05 11.78 09 05 11.93 (0.2) 09 05 11.79
Declination 47 27 05.96 (0.1) 47 27 06.01 47 27 05.96 47 27 07.46 (0.1) 47 27 06.01
Spectral type DA: DA
Effective temperature [K] 3750.0 3675.0 3851.0 (135)
log(g) [cgs] 7.67 7.43 7.72 (0.07)
Mass [M] 0.395 0.288 0.417 (0.05)
log(Luminosity) [L]
Cooling age [Gyr] 6.6650 4.1550
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 23.94 (0.2) 24.12 (0.3) 23.94 23.94 (0.2) 24.12 (0.3)
Distance [pc] 41.77 (0.4) 41.46 (0.5) 41.77 41.77 (0.4) 41.46 (0.5)
Composition
Proper motion (right ascension) [mas/yr] -93.42375854 (0.2) -93.46896987 (0.4) -93.424 (0.2) -93.46896987
Proper motion (declination) [mas/yr] -93.18632482 (0.2) -93.37722018 (0.4) -93.186 (0.2) -93.37722018
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 22.41 (0.3) 22.23 (0.3)
g magnitude 20.01 (0.02) 19.98 (0.02)
r magnitude 18.73 (0.01) 18.69 (0.009)
i magnitude 18.25 (0.01) 18.26 (0.009)
z magnitude 18.15 (0.03) 18.07 (0.02)
G magnitude 18.74 (0.04) 18.77 18.74 18.74 (0.003) 18.77
BP magnitude 19.51 (0.04) 19.46 19.46
RP magnitude 17.92 (0.02) 17.93 17.93
Pan g magnitude 19.79 (0.01)
Pan r magnitude 18.74 (0.007)
Pan i magnitude 18.25 (0.004)
Pan z magnitude 18.09 (0.007)
Pan y magnitude 18.02 (0.008)
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.