SDSS J083419.64+145518.4

All names: Gaia DR2 651610654075623424, Gaia DR3 651610654075623424, GALEX J083419.6+145519, Gaia EDR3 651610654075623424, SDSS J083419.64+145518.4

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 08 34 19.64 (1) 08 34 19.64 08 34 19.64 (1) 08 34 19.64 (1) 08 34 19.64
Declination 14 55 18.36 (0.6) 14 55 18.40 14 55 18.36 (0.9) 14 55 18.44 (0.6) 14 55 18.39
Spectral type DAM: DA+M DA+M: DA
Effective temperature [K] 10729.0 10653.0 (338)
log(g) [cgs] 9.21 7.88 (0.3)
Mass [M] 1.273
log(Luminosity) [L]
Cooling age [Gyr] 2.0620
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] 5.46 (1) 5.54 (2) 5.46 (1)
Distance [pc] 183.06 (36) 180.38 (49) 183.06 (36)
Composition H
Proper motion (right ascension) [mas/yr] -7.130358987 (1) -8.062889169 (3) -7.13 (1)
Proper motion (declination) [mas/yr] -4.998303373 (0.8) -3.406816127 (2) -4.998 (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 20.85 (0.07) 20.88 (0.07) 20.88 (0.07)
g magnitude 20.45 (0.02) 20.48 (0.02) 20.48 (0.02)
r magnitude 20.55 (0.03) 20.59 (0.03) 20.59 (0.03)
i magnitude 20.64 (0.05) 20.67 (0.05) 20.67 (0.05)
z magnitude 20.81 (0.2) 20.85 (0.2) 20.85 (0.2)
G magnitude 20.46 (0.09) 20.54 20.46 (0.009)
BP magnitude 20.73 (0.09) 20.39
RP magnitude 20.58 (0.2) 20.21
Pan g magnitude 20.45 (0.02)
Pan r magnitude 20.55 (0.03)
Pan i magnitude 20.73 (0.03)
Pan z magnitude 20.76 (0.1)
Pan y magnitude 20.72 (0.2)
E(B-V) 0.011

* 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.