SDSS J085329.09+160342.1

All names: SDSS J085329.09+160342.12, J0853+1603, Gaia DR2 611387460714600064, SDSS J085329.09+160342.1, Gaia DR3 611387460714600064, Gaia EDR3 611387460714600064

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Coutu et al. 2019 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad
Right ascension 08 53 29.08 (1) 08 53 29.09 08 53 29.09 08 53 29.08 (2) 08 53 29.08 (1)
Declination 16 03 42.25 (0.7) 16 03 42.14 16 03 42.08 16 03 42.24 (1) 16 03 41.91 (0.7)
Spectral type DZ DZ DZ DZ
Effective temperature [K] 7538.0 (526) 8015.0 7209.0 (103)
log(g) [cgs] 8.11 8.31 8.00 (0)
Mass [M] 0.6449 0.79
log(Luminosity) [L]
Cooling age [Gyr] 1.5100 1.8460
log(H/He) <-4.0891
log(C/He)
log(Ca/He) -10.3205 (0.2) -9.93 (0.09)
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] 2.66 (2) 3.25 3.25 (3) 2.66 (2)
Distance [pc] 375.41 (321) 307.63 (249) 307.63 (249) 375.42 (321)
Composition He He He
Proper motion (right ascension) [mas/yr] -8.271275277 (2) -9.491243968 (4) -8.271 (2)
Proper motion (declination) [mas/yr] 21.38733691 (2) 18.58526188 (2) 21.387 (2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.33 (0.1) 21.30 (0.1) 21.30 (0.1)
g magnitude 20.91 (0.03) 20.93 (0.04) 20.93 (0.04)
r magnitude 20.86 (0.05) 20.87 (0.05) 20.87 (0.05)
i magnitude 20.91 (0.08) 20.91 (0.08) 20.91 (0.08)
z magnitude 20.62 (0.2) 20.63 (0.2) 20.63 (0.2)
G magnitude 20.84 (0.1) 20.94 20.84 (0.01)
BP magnitude 20.70 (0.1) 20.57
RP magnitude 20.30 (0.2) 20.26
Pan g magnitude 20.95 (0.02)
Pan r magnitude 20.86 (0.02)
Pan i magnitude 20.98 (0.02)
Pan z magnitude 20.89 (0.05)
Pan y magnitude 17.52 (0.06)
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.