US 1467

All names: Gaia DR2 917601212827477248, WD 0837+464, SDSS J084115.05+461757.3, Gaia EDR3 917601212827477248, Gaia DR3 917601212827477248, US 1467, SDSS J084115.05+461757.4, GALEX J084115.0+461757

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Tremblay et al. 2011 Vincent et al. 2024 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 41 15.05 (0.1) 08 41 15.05 08 41 15.05 (0.2) 08 41 15.05 08 41 15.06 (0.1) 08 41 15.06 08 41 14.54 08 41 15.05
Declination 46 17 57.23 (0.09) 46 17 57.40 46 17 57.23 (0.1) 46 17 57.23 46 17 57.34 (0.09) 46 17 57.36 46 17 53.52 46 17 57.36
Spectral type DA DA DA DA DA_auto DA DA DA
Effective temperature [K] 12702.0 16060.0 (250) 15604.0 (914) 15493.0 (167) 15711.0 (181)
log(g) [cgs] 7.12 7.43 (0.06) 7.34 (0.09) 7.36 (0.04) 7.40 (0.04)
Mass [M] 0.257 0.39 (0.01) 0.327 (0.04) 0.39 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.1287 0.1585
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] 2.63 (0.2) 2.65 (0.2) 2.63 2.63 (0.2)
Distance [pc] 380.36 (26) 376.92 (32) 380.36 380.36 (26)
Composition H H
Proper motion (right ascension) [mas/yr] -4.79082665 (0.1) -5.171392049 (0.3) -4.791 (0.1) -5.7
Proper motion (declination) [mas/yr] -7.241322678 (0.1) -7.116364963 (0.2) -7.241 (0.1) -1.9
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.30
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 18.45 (0.01) 18.45 (0.01) 18.44 (0.02) 18.43 18.49 (0.02)
g magnitude 18.09 (0.006) 18.09 (0.006) 18.09 (0.01) 18.08 18.11 (0.01)
r magnitude 18.37 (0.008) 18.37 (0.008) 18.35 (0.02) 18.36 (0.02)
i magnitude 18.60 (0.01) 18.60 (0.01) 18.64 (0.02) 18.64 (0.02)
z magnitude 18.87 (0.04) 18.87 (0.04) 18.80 (0.04) 18.81 (0.04)
G magnitude 18.24 (0.02) 18.27 18.24 18.24 (0.003)
BP magnitude 18.23 (0.02) 18.17
RP magnitude 18.38 (0.02) 18.31
Pan g magnitude 18.12 (0.01)
Pan r magnitude 18.39 (0.009)
Pan i magnitude 18.63 (0.005)
Pan z magnitude 18.85 (0.01)
Pan y magnitude 18.99 (0.03)
E(B-V) 0.023

* 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.