All names: Gaia DR3 810684014948798080, GEN# +6.10071054, CBS 99, WD 0920+363, Gaia EDR3 810684014948798080, SDSS J092357.22+360837.32, WISE J092357.21+360836.6, SDSS J092357.20+360837.9, GALEX J092357.3+360837, UBV M 43182, FBS 0920+364, WISEA J092357.20+360837.0, LAMOST J092357.28+360836.8, USNO-B1.0 1261-00174215, PG 0920+364, SDSS J092357.22+360837.3, FBS B 496, Gaia DR2 810684014948798080, Ton 1054, SDSS J092357.21+360837.3
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | SDSS DR10 | MWDD H | Gaia DR2 | Stilism | Guo et al. 2015 | Kepler et al. 2015 | Koester et al. 2014 | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 23 57.23 (0.08) | 09 23 57.21 | 09 23 57.21 | 09 23 57.23 (0.1) | 09 23 57.23 | 09 23 57.20 (0.08) | 09 23 55.85 | |||||||||
Declination | 36 08 36.81 (0.08) | 36 08 37.96 | 36 08 37.96 | 36 08 36.86 (0.1) | 36 08 36.81 | 36 08 38.26 (0.08) | 36 08 35.52 | |||||||||
Spectral type | DA | DA | DA | DA | DA | DA2.0 | DA4 | DA | ||||||||
Effective temperature | [K] | 20263.0 | 25007.0 (394) | 26255.0 (82) | 24768.0 (336) | 24940.0 (436) | 23115.0 (391) | |||||||||
log(g) | [cgs] | 7.45 | 7.57 (0.05) | 7.72 (0.01) | 7.67 (0.09) | 7.70 (0.06) | 7.47 (0.02) | |||||||||
Mass | [M☉] | 0.38 | 0.44 (0.02) | 0.523 (0) | 0.477 (0.04) | 0.49 (0.02) | 0.394 (0.01) | |||||||||
log(Luminosity) | [L☉] | |||||||||||||||
Cooling age | [Gyr] | 0.0244 | ||||||||||||||
log(H/He) | ||||||||||||||||
log(C/He) | ||||||||||||||||
log(Ca/He) | ||||||||||||||||
log(Ca/H) | ||||||||||||||||
log(C/H) | <-7.70 | |||||||||||||||
log(N/H) | ||||||||||||||||
log(O/H) | ||||||||||||||||
log(Na/H) | ||||||||||||||||
log(Mg/H) | ||||||||||||||||
log(Al/H) | ||||||||||||||||
log(Si/H) | -7.3 (0.2) | |||||||||||||||
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] | 5.48 (0.1) | 6.04 (0.1) | 5.48 | 5.48 (0.1) | |||||||||||
Distance | [pc] | 182.49 (3) | 165.67 (3) | 169.00 | 182.49 | 182.50 (3) | ||||||||||
Composition | H | H | ||||||||||||||
Proper motion (right ascension) | [mas/yr] | 23.79715494 (0.09) | 24.53155356 (0.2) | 23.797 (0.1) | ||||||||||||
Proper motion (declination) | [mas/yr] | -90.57104048 (0.1) | -92.40923891 (0.2) | -90.571 (0.1) | ||||||||||||
Variability | ||||||||||||||||
Magnetic | ||||||||||||||||
Bd | [MG] | |||||||||||||||
Infrared excess (disk) | ||||||||||||||||
Binarity | ||||||||||||||||
B magnitude | 16.90 | |||||||||||||||
V magnitude | 16.07 (0.05) | 16.05 | ||||||||||||||
R magnitude | 16.60 | |||||||||||||||
I magnitude | ||||||||||||||||
J magnitude | ||||||||||||||||
H magnitude | ||||||||||||||||
K magnitude | ||||||||||||||||
u magnitude | 15.71 (0.005) | 15.71 (0.005) | 15.75 (0.01) | 15.71 (0.005) | ||||||||||||
g magnitude | 15.77 (0.003) | 15.77 (0.003) | 15.77 (0.02) | 15.77 (0.003) | ||||||||||||
r magnitude | 16.22 (0.003) | 16.22 (0.003) | 16.22 (0.01) | 16.22 (0.003) | ||||||||||||
i magnitude | 16.53 (0.004) | 16.53 (0.004) | 16.54 (0.01) | 16.53 (0.004) | ||||||||||||
z magnitude | 16.85 (0.01) | 16.85 (0.01) | 16.85 (0.02) | 16.85 (0.01) | ||||||||||||
G magnitude | 16.02 (0.004) | 16.05 | 16.02 | 16.02 (0.003) | ||||||||||||
BP magnitude | 15.93 (0.004) | 15.89 | ||||||||||||||
RP magnitude | 16.23 (0.003) | 16.23 | ||||||||||||||
Pan g magnitude | 15.87 (0.003) | |||||||||||||||
Pan r magnitude | 16.23 (0.002) | |||||||||||||||
Pan i magnitude | 16.57 (0.004) | |||||||||||||||
Pan z magnitude | 16.82 (0.002) | |||||||||||||||
Pan y magnitude | 16.99 (0.008) | |||||||||||||||
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.