Gaia DR2 878933862779706112

All names: WDJ074942.92+294717.08, SDSS J074942.95+294716.7, Gaia EDR3 878933862779706112, Gaia DR2 878933862779706112, Gaia DR3 878933862779706112, SDSS J074942.95+294716.8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 07 49 43.19 (0.5) 07 49 43.18 07 49 43.19 07 49 42.92 (0.5) 07 49 43.18
Declination 29 47 14.78 (0.4) 29 47 14.85 29 47 14.78 29 47 17.07 (0.4) 29 47 14.85
Spectral type DA DA
Effective temperature [K] 4699.0 (244)
log(g) [cgs] 8.21 (0.1)
Mass [M] 0.713 (0.1)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 12.14 (0.7) 11.48 (0.8) 12.14 12.14 (0.7) 11.48 (0.8)
Distance [pc] 82.34 (5) 87.13 (6) 82.34 82.34 (5) 87.13 (6)
Composition
Proper motion (right ascension) [mas/yr] 216.3816457 (0.7) 216.4084152 (1) 216.382 (0.7) 216.4084152
Proper motion (declination) [mas/yr] -143.182252 (0.4) -144.0479262 (0.9) -143.182 (0.4) -144.0479262
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 22.50 (0.3) 22.50 (0.3)
g magnitude 20.80 (0.03) 20.80 (0.03)
r magnitude 19.95 (0.02) 19.95 (0.02)
i magnitude 19.64 (0.02) 19.64 (0.02)
z magnitude 19.46 (0.05) 19.46 (0.05)
G magnitude 20.01 (0.07) 20.04 20.01 20.01 (0.005) 20.04
BP magnitude 20.61 (0.07) 20.63 20.63
RP magnitude 19.37 (0.04) 19.37 19.37
Pan g magnitude 20.64 (0.02)
Pan r magnitude 19.98 (0.01)
Pan i magnitude 19.66 (0.02)
Pan z magnitude 19.51 (0.04)
Pan y magnitude 19.47 (0.03)
E(B-V) 0.002

* 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.