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
Spectra without link are available upon request
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.