All names: SBSS 1329+579, SDSS J133159.27+574508.87, SDSS J133159.27+574508.8, USNO-A2.0 1425-07972644, WD 1330+580, LAMOST J133159.26+574509.0, SDSS J133159.23+574509.0, UCAC4 739-051007, SDSS J133159.24+574509.1, SBSS 1330+580, USNO-B1.0 1477-00289968, GALEX J133159.2+574508, Gaia EDR3 1565832689713351808, WISEA J133159.25+574509.0, LAMOST J133159.23+574509.0, WISE J133159.24+574509.1, Gaia DR3 1565832689713351808, Gaia DR2 1565832689713351808, WDJ133159.22+574509.12
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Genest-Beaulieu & Bergeron 2019 (spectroscopic) | Genest-Beaulieu & Bergeron 2019 (photometric) | MWDD HE | Gaia DR2 | Stilism | Kepler et al. 2016 | Koester & Kepler 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 13 31 59.27 (0.03) | 13 31 59.24 | 13 31 59.27 (0.04) | 13 31 59.27 | 13 31 59.22 (0.03) | 13 31 59.27 | 13 31 58.58 | ||||||||||
Declination | 57 45 08.92 (0.03) | 57 45 09.08 | 57 45 08.93 (0.04) | 57 45 08.92 | 57 45 09.12 (0.03) | 57 45 08.93 | 57 45 06.12 | ||||||||||
Spectral type | DBA | DBA | DBA | DB | DB | DBA | DB | DB | |||||||||
Effective temperature | [K] | 12914.0 (130) | 14301.0 | 13508.0 | 12848.0 | 15125.0 (36) | 14788.0 (22) | 14342.0 (195) | |||||||||
log(g) | [cgs] | 7.85 (0.01) | 7.91 | 7.95 | 7.86 | 8.15 (0.03) | 8.00 (0) | 8.01 (0.02) | |||||||||
Mass | [M☉] | 0.503 (0.009) | 0.539 | 0.558 | 0.507 | 0.6709999999999999 (0.01) | 0.596 (0.01) | ||||||||||
log(Luminosity) | [L☉] | ||||||||||||||||
Cooling age | [Gyr] | 0.2592 | |||||||||||||||
log(H/He) | -5.5 | -5.19 | -4.99 (0.1) | ||||||||||||||
log(C/He) | |||||||||||||||||
log(Ca/He) | <-8.3 | ||||||||||||||||
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] | 10.34 (0.04) | 10.38 (0.05) | 10.34 | 10.34 (0.04) | 10.38 (0.05) | |||||||||||
Distance | [pc] | 96.72 (0.4) | 96.31 (0.5) | 102.00 | 96.72 | 96.72 (0.4) | 96.31 (0.5) | ||||||||||
Composition | He | ||||||||||||||||
Proper motion (right ascension) | [mas/yr] | 22.56873066 (0.04) | 22.6372851 (0.08) | 22.569 (0.04) | 22.637 | ||||||||||||
Proper motion (declination) | [mas/yr] | -12.40082833 (0.04) | -12.42406166 (0.08) | -12.401 (0.04) | -12.424 | ||||||||||||
Variability | |||||||||||||||||
Magnetic | |||||||||||||||||
Bd | [MG] | ||||||||||||||||
Infrared excess (disk) | |||||||||||||||||
Binarity | |||||||||||||||||
B magnitude | 16.42 (0.08) | ||||||||||||||||
V magnitude | 16.19 (0.01) | ||||||||||||||||
R magnitude | 16.36 | ||||||||||||||||
I magnitude | |||||||||||||||||
J magnitude | |||||||||||||||||
H magnitude | |||||||||||||||||
K magnitude | |||||||||||||||||
u magnitude | 16.18 (0.005) | 16.19 (0.01) | 16.17 (0.005) | 16.17 (0.005) | |||||||||||||
g magnitude | 16.22 (0.004) | 16.25 (0.01) | 16.22 (0.004) | 16.22 (0.004) | |||||||||||||
r magnitude | 16.51 (0.004) | 16.52 (0.01) | 16.51 (0.004) | 16.51 (0.004) | |||||||||||||
i magnitude | 16.71 (0.004) | 16.72 (0.01) | 16.72 (0.004) | 16.72 (0.004) | |||||||||||||
z magnitude | 16.94 (0.01) | 16.95 (0.02) | 16.95 (0.01) | 16.95 (0.01) | |||||||||||||
G magnitude | 16.33 (0.003) | 16.36 | 16.33 | 16.33 (0.003) | 16.36 | ||||||||||||
BP magnitude | 16.29 (0.003) | 16.26 | 16.26 | ||||||||||||||
RP magnitude | 16.39 (0.005) | 16.40 | 16.40 | ||||||||||||||
Pan g magnitude | 16.28 (0.006) | ||||||||||||||||
Pan r magnitude | 16.47 (0.006) | ||||||||||||||||
Pan i magnitude | 16.72 (0.004) | ||||||||||||||||
Pan z magnitude | 16.93 (0.005) | ||||||||||||||||
Pan y magnitude | 17.04 (0.009) | ||||||||||||||||
E(B-V) | 0.008 |
* 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.