SDSS J084730.63+111127.0

All names: Gaia EDR3 598909348064575104, WIRED J084730.62+111127.0, SDSS J084730.62+111127.1, SDSS J084730.63+111127.0, SDSS J084730.62+111127.0, Gaia DR3 598909348064575104, GALEX J084730.6+111127, Gaia DR2 598909348064575104

Parameter Unit Gaia EDR3 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013
Right ascension 08 47 30.63 (0.6) 08 47 30.63 08 47 30.63 (1) 08 47 30.63 (0.6) 08 47 30.63
Declination 11 11 26.94 (0.3) 11 11 27.13 11 11 26.95 (0.8) 11 11 27.15 (0.3) 11 11 27.05
Spectral type DAM DA DA+M
Effective temperature [K] 28642.0 16380.0 (607)
log(g) [cgs] 9.51 6.40 (0.1)
Mass [M] 1.371
log(Luminosity) [L]
Cooling age [Gyr] 0.4592
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] 2.41 (0.7) 3.55 (1) 2.41 (0.7)
Distance [pc] 415.61 (126) 281.51 (84) 415.61 (126)
Composition H
Proper motion (right ascension) [mas/yr] 1.015015048 (0.8) 0.994894821 (2) 1.015 (0.8)
Proper motion (declination) [mas/yr] -13.09670755 (0.8) -13.01700896 (2) -13.097 (0.8)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.63 (0.06) 20.63 (0.06) 20.67 (0.06)
g magnitude 20.09 (0.02) 20.09 (0.02) 20.19 (0.03)
r magnitude 20.20 (0.02) 20.20 (0.02) 20.57 (0.1)
i magnitude 21.00 (0.07) 21.00 (0.07) 20.34 (0.5)
z magnitude 20.92 (0.2) 20.92 (0.2) 20.53 (0.9)
G magnitude 20.17 20.24 20.17 (0.006)
BP magnitude
RP magnitude
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.027

* 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.