WD 0742+185

All names: Gaia DR3 671246694797008000, SDSS J074508.15+182630.0, SDSS J074508.15+182629.9, GALEX J074508.2+182630, [BGK2006] J074508.15+182630.0, Gaia EDR3 671246694797008000, WD 0742+185, [KAB2007] Cand 128, Gaia DR2 671246694797008000

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Gaia DR2 Stilism Simbad White Dwarf Catalog (McCook & Sion 1999)
Right ascension 07 45 08.14 (0.5) 07 45 08.14 (0.7) 07 45 08.16 (0.5) 07 45 07.85
Declination 18 26 29.91 (0.4) 18 26 29.92 (0.5) 18 26 30.04 (0.4) 18 26 24.00
Spectral type DA DA4.6
Effective temperature [K]
log(g) [cgs]
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 2.83 (0.6) 2.03 (0.8) 2.83 (0.6)
Distance [pc] 353.20 (71) 493.02 (202) 353.19 (71)
Composition
Proper motion (right ascension) [mas/yr] -18.15623274 (0.6) -18.865 (1) -18.156 (0.6)
Proper motion (declination) [mas/yr] -7.719640587 (0.4) -7.415 (0.9) -7.72 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.21 (0.05) 20.04
g magnitude 19.40 (0.01) 19.29
r magnitude 19.77 (0.02) 19.69
i magnitude 19.93 (0.03) 19.88
z magnitude 20.11 (0.1) 20.02
G magnitude 19.85 (0.07) 19.84 19.85 (0.008)
BP magnitude 19.75 (0.07) 19.57
RP magnitude 19.70 (0.1) 19.59
Pan g magnitude 19.62 (0.01)
Pan r magnitude 19.77 (0.006)
Pan i magnitude 19.90 (0.01)
Pan z magnitude 19.95 (0.03)
Pan y magnitude 19.96 (0.1)
E(B-V) 0.017

* 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.