SDSS J080524.18+345359.0

All names: SDSS J080524.18+345359.0, GALEX J080524.1+345359, SDSS J080524.18+345359.1, Gaia DR3 905694390956984448, SDSS J080524.18+345359.06, Gaia EDR3 905694390956984448, Gaia DR2 905694390956984448

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Vincent et al. 2024 Simbad Vincent et al. 2023
Right ascension 08 05 24.18 (0.2) 08 05 24.18 08 05 24.18 (0.2) 08 05 24.18 08 05 24.19 (0.2)
Declination 34 53 59.03 (0.1) 34 53 59.10 34 53 59.03 (0.2) 34 53 59.03 34 53 59.09 (0.1)
Spectral type DA DA DA DA DA
Effective temperature [K] 13917.0 19143.0 (160) 16549.0 (1343)
log(g) [cgs] 7.32 7.91 (0.03) 7.69 (0.1)
Mass [M☉] 0.311 0.5760000000000001 (0.01) 0.459 (0.07)
log(Luminosity) [L☉]
Cooling age [Gyr] 0.1172
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] 2.66 (0.2) 2.36 (0.2) 2.66 2.66 (0.2)
Distance [pc] 375.81 (25) 424.41 (45) 375.81 375.81 (25)
Composition H
Proper motion (right ascension) [mas/yr] -10.10099204 (0.2) -10.30175038 (0.4) -10.101 (0.2)
Proper motion (declination) [mas/yr] -3.547818382 (0.1) -3.796016361 (0.3) -3.548 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.59 (0.02) 18.60 (0.02) 18.59 (0.02)
g magnitude 18.44 (0.007) 18.46 (0.01) 18.44 (0.007)
r magnitude 18.75 (0.009) 18.76 (0.01) 18.75 (0.009)
i magnitude 19.03 (0.01) 19.03 (0.02) 19.03 (0.01)
z magnitude 19.27 (0.04) 19.27 (0.04) 19.27 (0.04)
G magnitude 18.61 (0.02) 18.64 18.61 18.61 (0.004)
BP magnitude 18.58 (0.02) 18.56
RP magnitude 18.80 (0.03) 18.78
Pan g magnitude 18.48 (0.005)
Pan r magnitude 18.76 (0.007)
Pan i magnitude 19.06 (0.005)
Pan z magnitude 19.28 (0.02)
Pan y magnitude 19.31 (0.03)
E(B-V) 0.031

* Constant surface field

Special notes:

Spectra

Controls

Normalize at:
Normalize by mean flux

Range:

x: to
y: to

Spectra available:

Spectra without link are available upon request

Absorption lines

Photometric filters

BVRI
ugriz

Photometric fit




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.