All names: GALEX J153332.9-020655, WIRED J153332.96-020655.8, Gaia DR2 4415799779897925760, SDSS J153332.96-020655.9, SDSS J153332.96-020655.8, WD 1530-019, TIC 20979953, Gaia EDR3 4415799779897925760, SDSS J153332.96-020655.7, Gaia DR3 4415799779897925760, WDJ153332.97-020655.73, 2MASS J15333300-0206556, J1533-0206
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Kilic et al. 2020 | MWDD H | Gaia DR2 | Stilism | Tremblay et al. 2011 | Castanheira et al. 2006 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 15 33 32.89 (0.05) | 15 33 32.96 | 15 33 32.89 (0.09) | 15 33 32.89 | 15 33 32.97 (0.05) | 15 33 32.89 | 15 33 32.96 | 15 33 32.66 | 15 33 32.96 | |||||||||
Declination | -02 06 57.29 (0.06) | -02 06 55.80 | -02 06 57.24 (0.1) | -02 06 57.29 | -02 06 55.73 (0.06) | -02 06 57.24 | -02 06 55.78 | -02 06 56.16 | -02 06 55.85 | |||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA | DA_auto | DA | DA | DA | |||||||
Effective temperature | [K] | 11208.0 (54) | 11212.0 (54) | 11121.0 | 11710.0 (60) | 11390.0 | 11316.0 (149) | 11303.0 (38) | 11321.0 (41) | |||||||||
log(g) | [cgs] | 7.91 (0.01) | 7.89 (0.01) | 7.88 | 8.14 (0.02) | 8.04 | 7.93 (0.02) | 8.18 (0.02) | 8.19 (0.02) | |||||||||
Mass | [M☉] | 0.552 (0.008) | 0.54 (0.01) | 0.534 | 0.69 (0.01) | 0.562 (0.01) | 0.713 (0.01) | |||||||||||
log(Luminosity) | [L☉] | |||||||||||||||||
Cooling age | [Gyr] | 0.3915 | 0.4898 | |||||||||||||||
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] | 10.93 (0.09) | 10.77 (0.1) | 10.93 | 10.93 (0.09) | 10.77 (0.1) | ||||||||||||
Distance | [pc] | 91.46 (0.7) | 92.85 (1) | 91.46 | 91.46 (0.7) | 92.85 (1) | ||||||||||||
Composition | H | H | H | |||||||||||||||
Proper motion (right ascension) | [mas/yr] | -71.26947211 (0.07) | -71.42894973 (0.2) | -71.269 (0.07) | -71.429 | -70.1 | ||||||||||||
Proper motion (declination) | [mas/yr] | -97.5864478 (0.07) | -97.56541769 (0.2) | -97.586 (0.07) | -97.565 | -93.8 | ||||||||||||
Variability | VAR | |||||||||||||||||
Magnetic | ||||||||||||||||||
Bd | [MG] | |||||||||||||||||
Infrared excess (disk) | ||||||||||||||||||
Binarity | ||||||||||||||||||
B magnitude | ||||||||||||||||||
V magnitude | 16.40 | |||||||||||||||||
R magnitude | ||||||||||||||||||
I magnitude | ||||||||||||||||||
J magnitude | 16.52 (0.1) | |||||||||||||||||
H magnitude | 17.57 (0.1) | |||||||||||||||||
K magnitude | 15.77 (0.2) | |||||||||||||||||
u magnitude | 16.89 (0.007) | 16.89 (0.007) | 16.89 (0.007) | 16.91 (0.02) | 16.91 | 16.90 (0.02) | ||||||||||||
g magnitude | 16.42 (0.004) | 16.42 (0.004) | 16.42 (0.004) | 16.43 (0.02) | 16.43 | 16.43 (0.02) | ||||||||||||
r magnitude | 16.61 (0.004) | 16.61 (0.004) | 16.61 (0.004) | 16.62 (0.01) | 16.62 | 16.61 (0.02) | ||||||||||||
i magnitude | 16.77 (0.005) | 16.77 (0.005) | 16.77 (0.005) | 16.76 (0.02) | 16.76 | 16.75 (0.02) | ||||||||||||
z magnitude | 17.03 (0.01) | 17.03 (0.01) | 17.03 (0.01) | 17.02 (0.02) | 17.02 | 17.02 (0.02) | ||||||||||||
G magnitude | 16.51 (0.006) | 16.53 | 16.51 | 16.51 (0.003) | 16.53 | |||||||||||||
BP magnitude | 16.54 (0.006) | 16.52 | 16.52 | |||||||||||||||
RP magnitude | 16.52 (0.005) | 16.51 | 16.51 | |||||||||||||||
Pan g magnitude | 16.47 (0.002) | |||||||||||||||||
Pan r magnitude | 16.62 (0.002) | |||||||||||||||||
Pan i magnitude | 16.82 (0.005) | |||||||||||||||||
Pan z magnitude | 17.02 (0.004) | |||||||||||||||||
Pan y magnitude | 17.15 (0.009) | |||||||||||||||||
E(B-V) | 0.011 | |||||||||||||||||
Period #1 | [s] | 257.8 | ||||||||||||||||
Amplitude #1 | [mma] | 4.3 | ||||||||||||||||
Period #2 | [s] | 260.6 | ||||||||||||||||
Amplitude #2 | [mma] | 5.3 |
* 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.