SDSS J153417.60+134515.6

All names: J1534+1345, SDSS J153417.60+134515.6, SDSS J153417.60+134515.60, SDSS J153417.60+134515.5, GALEX J153417.5+134515, Gaia EDR3 1193929989788210944, Gaia DR3 1193929989788210944, Gaia DR2 1193929989788210944

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 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 15 34 17.57 (0.3) 15 34 17.60 15 34 17.62 15 34 17.57 (0.3) 15 34 17.62 (0.3) 15 34 17.60
Declination 13 45 15.71 (0.2) 13 45 15.54 13 45 15.51 13 45 15.70 (0.2) 13 45 15.51 (0.2) 13 45 15.60
Spectral type DBZ DBAZ DBAZ DB+MS
Effective temperature [K] 14829.0 14111.0 13652.0 (720) 14145.0 (341)
log(g) [cgs] 7.98 8.14 8.07 8.40 (0.3)
Mass [M] 0.577 0.67 0.6314
log(Luminosity) [L]
Cooling age [Gyr] 0.2990
log(H/He) <-6 <-6.0834
log(C/He)
log(Ca/He) -9.1089 (1)
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] 3.22 (0.3) 3.30 3.30 (0.4) 3.22 (0.3)
Distance [pc] 310.17 (26) 302.62 (33) 302.62 (33) 310.17 (26)
Composition He
Proper motion (right ascension) [mas/yr] -45.33964446 (0.3) -44.85898237 (0.5) -45.34 (0.3)
Proper motion (declination) [mas/yr] 12.68776515 (0.3) 12.76491548 (0.5) 12.688 (0.3)
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 19.01 (0.02) 19.01 (0.02) 19.05 (0.03)
g magnitude 18.99 (0.01) 18.99 (0.01) 19.08 (0.02)
r magnitude 19.26 (0.01) 19.26 (0.01) 19.32 (0.02)
i magnitude 19.42 (0.02) 19.42 (0.02) 19.47 (0.02)
z magnitude 19.93 (0.1) 19.93 (0.1) 19.68 (0.08)
G magnitude 19.13 (0.03) 19.17 19.13 (0.004)
BP magnitude 19.12 (0.03) 19.10
RP magnitude 19.16 (0.05) 19.21
Pan g magnitude 19.06 (0.01)
Pan r magnitude 19.28 (0.007)
Pan i magnitude 19.48 (0.02)
Pan z magnitude 19.65 (0.03)
Pan y magnitude 19.81 (0.07)
E(B-V) 0.034

* 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.