All names: PG 0916+065, SDSS J091841.84+061702.0, TIC 312026151, GALEX J091841.9+061702, Gaia EDR3 585877867532382592, Gaia DR3 585877867532382592, SDSS J091841.83+061702.2, SDSS J091841.84+061701.9, LAMOST J091841.84+061702.0, SDSS J091841.82+061702.2, WIRED J091841.84+061702.0, Gaia DR2 585877867532382592, SDSS J091841.84+061702.1, USNO-B1.0 0962-00179379, WD 0916+064, 2MASS J09184186+0617020
Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | MWDD H | Gaia DR2 | Stilism | Guo et al. 2015 | Gianninas et al. 2011 | Tremblay et al. 2011 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Right ascension | 09 18 41.82 (0.05) | 09 18 41.84 | 09 18 41.82 (0.08) | 09 18 41.82 | 09 18 41.85 (0.05) | 09 18 41.84 | 09 18 41.62 | 09 18 41.84 | ||||||||||
Declination | 06 17 02.40 (0.04) | 06 17 02.00 | 06 17 02.38 (0.06) | 06 17 02.40 | 06 17 01.94 (0.04) | 06 17 02.01 | 06 17 01.68 | 06 17 02.09 | ||||||||||
Spectral type | DA | DA | DA | DA | DA | DA | DA1.1 | DA_auto | DA1 | DA | DA | |||||||
Effective temperature | [K] | 43147.0 (284) | 28902.0 | 44960.0 (761) | 44920.0 (460) | 43048.0 (232) | 46243.0 (3429) | 45446.0 (492) | 45080.0 (444) | |||||||||
log(g) | [cgs] | 7.55 (0.03) | 7.17 | 7.79 (0.06) | 7.45 (0.04) | 7.37 (0.02) | 7.66 (0.04) | 7.57 (0.04) | 7.49 (0.04) | |||||||||
Mass | [M☉] | 0.49 (0.01) | 0.341 | 0.58 (0.02) | 0.47 (0.01) | 0.529 (0.03) | 0.494 (0.01) | |||||||||||
log(Luminosity) | [L☉] | 0.07 (0.02) | ||||||||||||||||
Cooling age | [Gyr] | 0.0017 (0.0003) | 0.0104 | 0.0020 | ||||||||||||||
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] | 3.76 (0.06) | 3.72 (0.1) | 3.76 | 3.76 (0.06) | |||||||||||||
Distance | [pc] | 266.09 (4) | 269.17 (7) | 258.00 | 266.09 | 266.09 (4) | ||||||||||||
Composition | H | H | H | H | ||||||||||||||
Proper motion (right ascension) | [mas/yr] | -25.51141129 (0.07) | -25.54918049 (0.1) | -25.511 (0.07) | -22.7 | |||||||||||||
Proper motion (declination) | [mas/yr] | 28.47307261 (0.05) | 28.57824625 (0.1) | 28.473 (0.05) | 28.5 | |||||||||||||
Variability | ||||||||||||||||||
Magnetic | ||||||||||||||||||
Bd | [MG] | |||||||||||||||||
Infrared excess (disk) | ||||||||||||||||||
Binarity | ||||||||||||||||||
B magnitude | 15.66 | 15.66 | ||||||||||||||||
V magnitude | ||||||||||||||||||
R magnitude | 15.40 | |||||||||||||||||
I magnitude | ||||||||||||||||||
J magnitude | 16.53 (0.008) | |||||||||||||||||
H magnitude | 16.64 (0.02) | |||||||||||||||||
K magnitude | 16.76 (0.04) | |||||||||||||||||
u magnitude | 15.17 (0.004) | 15.17 (0.004) | 15.17 (0.01) | 15.17 | 15.17 (0.01) | |||||||||||||
g magnitude | 15.52 (0.003) | 15.53 (0.003) | 15.54 (0.01) | 15.54 | 15.55 (0.01) | |||||||||||||
r magnitude | 16.04 (0.003) | 16.05 (0.003) | 16.05 (0.01) | 16.05 | 16.04 (0.01) | |||||||||||||
i magnitude | 16.39 (0.004) | 16.40 (0.004) | 16.39 (0.02) | 16.39 | 16.39 (0.02) | |||||||||||||
z magnitude | 16.71 (0.009) | 16.72 (0.009) | 16.77 (0.03) | 16.76 | 16.77 (0.03) | |||||||||||||
G magnitude | 15.80 (0.003) | 15.81 | 15.80 | 15.80 (0.003) | ||||||||||||||
BP magnitude | 15.65 (0.003) | 15.59 | ||||||||||||||||
RP magnitude | 16.11 (0.003) | 16.10 | ||||||||||||||||
Pan g magnitude | 15.62 (0.003) | |||||||||||||||||
Pan r magnitude | 16.07 (0.003) | |||||||||||||||||
Pan i magnitude | 16.45 (0.002) | |||||||||||||||||
Pan z magnitude | 16.71 (0.001) | |||||||||||||||||
Pan y magnitude | 16.90 (0.005) | |||||||||||||||||
E(B-V) | 0.021 |
* 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.