SDSS J084115.19+103432.6

All names: Gaia DR2 601387436820192640, GALEX J084115.1+103432, SDSS J084115.19+103432.60, Gaia EDR3 601387436820192640, Gaia DR3 601387436820192640, SDSS J084115.19+103432.6

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 41 15.19 (0.8) 08 41 15.19 08 41 15.19 (2) 08 41 15.20 (0.8) 08 41 15.19
Declination 10 34 32.43 (0.3) 10 34 32.48 10 34 32.44 (1) 10 34 32.70 (0.3) 10 34 32.56
Spectral type DB: DB DB: DB
Effective temperature [K] 13876.0 13557.0 12420.0 14470.0 (565)
log(g) [cgs] 7.18 8.39 8.34 8.21 (0.4)
Mass [M] 0.258 0.832 0.8
log(Luminosity) [L]
Cooling age [Gyr] 0.5905
log(H/He) -4.559
log(C/He)
log(Ca/He)
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] 2.32 (0.8) 2.26 (1) 2.32 (0.8)
Distance [pc] 430.58 (144) 442.57 (257) 430.59 (144)
Composition He
Proper motion (right ascension) [mas/yr] -13.79934925 (0.9) -12.72858577 (3) -13.799 (0.9)
Proper motion (declination) [mas/yr] -17.19368973 (0.7) -19.52993491 (2) -17.194 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.32 (0.05) 20.25 (0.05) 20.25 (0.05)
g magnitude 20.32 (0.02) 20.29 (0.04) 20.29 (0.04)
r magnitude 20.57 (0.04) 20.61 (0.03) 20.61 (0.03)
i magnitude 20.76 (0.06) 20.73 (0.04) 20.73 (0.04)
z magnitude 20.55 (0.2) 20.79 (0.2) 20.79 (0.2)
G magnitude 20.43 (0.07) 20.50 20.43 (0.006)
BP magnitude 20.43 (0.07) 20.34
RP magnitude 20.24 (0.09) 20.25
Pan g magnitude 20.39 (0.02)
Pan r magnitude 20.57 (0.01)
Pan i magnitude 20.83 (0.02)
Pan z magnitude 20.74 (0.1)
Pan y magnitude 20.59 (0.2)
E(B-V) 0.027

* 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.