SDSS J134509.51-005731.2

All names: LEDA 48755, Gaia DR3 3661683817133509888, SDSS J134509.50-005731.2, USNO-B1.0 0890-00227314, SDSS J134509.48-005731.3, UM 609, Gaia DR2 3661683817133509888, GALEX J134509.5-005730, LAMOST J134509.48-005731.3, WD 1342-007, SDSS J134509.51-005731.1, SDSS J134509.49-005731.3, Gaia EDR3 3661683817133509888, SDSS J134509.51-005731.2, SDSS J134509.52-005731.2

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Bedard et al. 2020 MWDD H Gaia DR2 Stilism Guo et al. 2015 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 13 45 09.45 (0.1) 13 45 09.49 13 45 09.46 (0.1) 13 45 09.45 13 45 09.51 (0.1) 13 45 09.51 13 45 09.19 13 45 09.52
Declination -00 57 31.40 (0.09) -00 57 31.31 -00 57 31.40 (0.1) -00 57 31.40 -00 57 31.29 (0.09) -00 57 31.27 -00 57 30.96 -00 57 31.19
Spectral type DA DA DA DA DA DA DA_auto DA DA DA
Effective temperature [K] 38770.0 (383) 27606.0 41110.0 (730) 56436.0 (12803) 39968.0 (571) 41311.0 (576)
log(g) [cgs] 7.78 (0.05) 7.40 7.73 (0.08) 8.04 (0.1) 7.79 (0.06) 7.78 (0.06)
Mass [M] 0.56 (0.02) 0.391 0.55 (0.03) 0.72 (0.1) 0.571 (0.03)
log(Luminosity) [L] -0.29 (0.04)
Cooling age [Gyr] 0.0041 (0.0002) 0.0124 0.0039
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] 1.89 (0.1) 1.89 (0.2) 1.89 1.89 (0.1)
Distance [pc] 529.55 (38) 529.86 (49) 529.55 529.55 (38)
Composition H H H
Proper motion (right ascension) [mas/yr] -50.73209036 (0.2) -50.77157386 (0.3) -50.732 (0.2) -45.4
Proper motion (declination) [mas/yr] -7.239480639 (0.1) -7.075062396 (0.3) -7.239 (0.1) -11.5
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.30
V magnitude
R magnitude 18.70
I magnitude
J magnitude 18.56 (0.06)
H magnitude 18.64 (0.1)
K magnitude
u magnitude 17.25 (0.009) 17.25 (0.009) 17.22 (0.01) 17.22 17.23 (0.01)
g magnitude 17.55 (0.005) 17.55 (0.005) 17.58 (0.02) 17.58 17.59 (0.02)
r magnitude 18.04 (0.007) 18.04 (0.007) 18.07 (0.02) 18.06 18.07 (0.02)
i magnitude 18.40 (0.01) 18.40 (0.01) 18.40 (0.02) 18.40 18.41 (0.02)
z magnitude 18.75 (0.04) 18.75 (0.04) 18.76 (0.04) 18.76 18.77 (0.04)
G magnitude 17.80 (0.008) 17.84 17.80 17.80 (0.003)
BP magnitude 17.65 (0.008) 17.61
RP magnitude 18.11 (0.02) 18.08
Pan g magnitude 17.62 (0.004)
Pan r magnitude 18.06 (0.006)
Pan i magnitude 18.43 (0.007)
Pan z magnitude 18.72 (0.009)
Pan y magnitude 18.86 (0.02)
E(B-V) 0.026

* 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.