SDSS J080513.13+540615.6

All names: SDSS J080513.13+540615.60, SDSS J080513.13+540615.6, SDSS J080513.12+540615.5, Gaia DR2 1032748903780398592, Gaia DR3 1032748903780398592, Gaia EDR3 1032748903780398592, GALEX J080513.0+540615, J0805+5406, SDSS J080513.13+540615.5

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) Coutu et al. 2019 Gaia DR2 Stilism Koester & Kepler 2015 Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 05 13.08 (0.09) 08 05 13.13 08 05 13.15 08 05 13.09 (0.1) 08 05 13.08 08 05 13.15 (0.09) 08 05 13.13
Declination 54 06 15.49 (0.07) 54 06 15.57 54 06 15.61 54 06 15.50 (0.09) 54 06 15.49 54 06 15.62 (0.07) 54 06 15.60
Spectral type DBZA DB DBZAH DBZAH: DB
Effective temperature [K] 15250.0 13293.0 12942.0 (535) 13799.0 (55) 13207.0 (357) 14265.0 (117)
log(g) [cgs] 8.78 8.13 8.08 8.00 (0) 8.07 (0.04) 8.54 (0.08)
Mass [M] 1.079 0.668 0.6368 0.626 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 0.3540
log(H/He) -5.699 -6.1254 (0.4) <-5.85
log(C/He)
log(Ca/He) -9.2665 (0.2) -8.88 (0.3)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 6.17 (0.1) 6.47 6.47 (0.2) 6.17 6.17 (0.1)
Distance [pc] 162.09 (3) 154.58 (4) 154.58 (4) 173.00 162.09 162.09 (3)
Composition He
Proper motion (right ascension) [mas/yr] -38.10581251 (0.1) -37.72145741 (0.2) -38.106 (0.1)
Proper motion (declination) [mas/yr] -7.983925184 (0.09) -7.629315602 (0.2) -7.984 (0.09)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.58 (0.01) 17.58 (0.01) 17.59 (0.01)
g magnitude 17.58 (0.005) 17.58 (0.005) 17.58 (0.01)
r magnitude 17.83 (0.006) 17.83 (0.006) 17.82 (0.01)
i magnitude 18.06 (0.008) 18.06 (0.008) 18.06 (0.02)
z magnitude 18.31 (0.03) 18.31 (0.03) 18.29 (0.03)
G magnitude 17.70 (0.009) 17.73 17.70 17.70 (0.003)
BP magnitude 17.68 (0.009) 17.62
RP magnitude 17.75 (0.02) 17.73
Pan g magnitude 17.62 (0.004)
Pan r magnitude 17.85 (0.005)
Pan i magnitude 18.07 (0.004)
Pan z magnitude 18.26 (0.005)
Pan y magnitude 18.45 (0.03)
E(B-V) 0.009

* 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.