All names: WD 1356+607, GALEX J135758.2+602855, LSPM J1357+6028, Gaia DR2 1660937971614743808, J1357+6028, WDJ135758.49+602855.14, SDSS J135758.43+602855.2, Gaia DR3 1660937971614743808, NLTT 35880, LP 97-340, Gaia EDR3 1660937971614743808, SDSS J135758.43+602855.3, USNO-B1.0 1504-00214272, SDSS J135758.42+602855.2
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Kawka et Vennes 2006 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 13 57 57.83 (0.07) | 13 57 57.85 (0.1) | 13 57 57.83 | 13 57 58.49 (0.07) | 13 57 57.85 | 13 57 57.74 | ||||||||
Declination | 60 28 56.04 (0.06) | 60 28 56.01 (0.08) | 60 28 56.04 | 60 28 55.14 (0.06) | 60 28 56.01 | 60 28 50.16 | ||||||||
Spectral type | DC | DC | DC | DC | DC | DA | DC | DC7.8 | ||||||
Effective temperature | [K] | 5746.0 (34) | 6018.0 (35) | 6251.0 | 5997.0 | 6500.0 (100) | 6187.0 (58) | |||||||
log(g) | [cgs] | 7.98 (0.01) | 8.15 (0.01) | 8.27 | 8.14 | 8.00 | 8.23 (0.02) | |||||||
Mass | [M☉] | 0.559 (0.01) | 0.665 (0.01) | 0.763 | 0.659 | 0.57 | 0.733 (0.02) | |||||||
log(Luminosity) | [L☉] | |||||||||||||
Cooling age | [Gyr] | 3.6600 | 3.7290 | 3.5900 | ||||||||||
log(H/He) | -5.0 | |||||||||||||
log(C/He) | ||||||||||||||
log(Ca/He) | ||||||||||||||
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] | 20.06 (0.07) | 20.12 (0.1) | 20.12 (0.1) | 20.06 | 20.06 (0.07) | 20.12 (0.1) | |||||||
Distance | [pc] | 49.86 (0.2) | 49.70 (0.3) | 49.71 (0.3) | 59.00 | 49.86 | 49.86 (0.2) | 49.71 (0.3) | ||||||
Composition | He | |||||||||||||
Proper motion (right ascension) | [mas/yr] | -304.5724696 (0.1) | -304.6620232 (0.2) | -304.572 (0.1) | -304.6620232 | |||||||||
Proper motion (declination) | [mas/yr] | 56.0107339 (0.09) | 55.90366295 (0.1) | 56.011 (0.09) | 55.90366295 | |||||||||
Variability | ||||||||||||||
Magnetic | ||||||||||||||
Bd | [MG] | |||||||||||||
Infrared excess (disk) | ||||||||||||||
Binarity | ||||||||||||||
B magnitude | 17.80 | |||||||||||||
V magnitude | ||||||||||||||
R magnitude | 17.60 | |||||||||||||
I magnitude | ||||||||||||||
J magnitude | ||||||||||||||
H magnitude | ||||||||||||||
K magnitude | ||||||||||||||
u magnitude | 18.84 (0.02) | 18.84 (0.02) | 18.84 (0.02) | 0.77 | ||||||||||
g magnitude | 18.07 (0.006) | 18.07 (0.006) | ||||||||||||
r magnitude | 17.73 (0.006) | 17.73 (0.006) | ||||||||||||
i magnitude | 17.62 (0.007) | 17.62 (0.007) | ||||||||||||
z magnitude | 17.64 (0.02) | 17.64 (0.02) | ||||||||||||
G magnitude | 17.73 (0.01) | 17.75 | 17.73 | 17.73 (0.003) | 17.75 | |||||||||
BP magnitude | 18.00 (0.01) | 17.99 | 17.99 | |||||||||||
RP magnitude | 17.28 (0.009) | 17.29 | 17.29 | |||||||||||
Pan g magnitude | 18.02 (0.008) | 18.02 (0.007) | ||||||||||||
Pan r magnitude | 17.73 (0.008) | 17.73 (0.007) | ||||||||||||
Pan i magnitude | 17.64 (0.007) | 17.64 (0.007) | ||||||||||||
Pan z magnitude | 17.63 (0.006) | 17.63 (0.007) | ||||||||||||
Pan y magnitude | 17.68 (0.008) | 17.68 (0.009) | ||||||||||||
E(B-V) | 0.005 |
* 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.