WD 1330+580

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

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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.