All names: SDSS J093546.52+110528.9, LAMOST J093546.54+110529.5, WD 0933+113, Gaia EDR3 589674614326779136, Gaia DR3 589674614326779136, SDSS J093546.53+110528.9, SDSS J093546.53+110528.8, SDSS J093546.53+110529.0, Gaia DR2 589674614326779136, GALEX J093546.5+110529
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Guo et al. 2015 | Hugelmeyer et al. 2006 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 35 46.52 (0.1) | 09 35 46.53 | 09 35 46.52 (0.2) | 09 35 46.54 (0.1) | 09 35 46.53 | 09 35 46.58 | 09 35 46.53 | ||||||
| Declination | 11 05 28.78 (0.1) | 11 05 28.96 | 11 05 28.78 (0.2) | 11 05 28.91 (0.1) | 11 05 29.01 | 11 05 27.24 | 11 05 29.01 | ||||||
| Spectral type | DOA;PG1159 | PG1159 | PG1159 | PG1159 | PG1159 | PG1159 | DO | ||||||
| Effective temperature | [K] | 100000.0 (1300) | 100000.0 (794) | 100000.0 (1190) | |||||||||
| log(g) | [cgs] | 7.60 (0.03) | 5.00 (0.009) | 5.01 (0.02) | |||||||||
| Mass | [M☉] | ||||||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | ||||||||||||
| log(H/He) | |||||||||||||
| log(C/He) | -1.3010299957 (-3) | ||||||||||||
| log(Ca/He) | |||||||||||||
| log(Ca/H) | |||||||||||||
| Parallax | [mas] | 1.10 (0.1) | 1.07 (0.2) | 1.10 (0.1) | |||||||||
| Distance | [pc] | 907.47 (116) | 932.57 (195) | 907.44 (116) | |||||||||
| Composition | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -16.0113312 (0.1) | -15.616 (0.3) | -16.011 (0.1) | 5.5 | ||||||||
| Proper motion (declination) | [mas/yr] | -8.41699474 (0.1) | -7.841 (0.3) | -8.417 (0.1) | -10.0 | ||||||||
| Variability | NOV | ||||||||||||
| Magnetic | yes | ||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 18.62 (0.04) | ||||||||||||
| H magnitude | |||||||||||||
| K magnitude | |||||||||||||
| u magnitude | 17.00 (0.008) | 17.00 (0.008) | 16.99 (0.02) | 16.99 | 17.00 (0.02) | ||||||||
| g magnitude | 17.46 (0.005) | 17.46 (0.005) | 17.47 (0.04) | 17.47 | 17.48 (0.04) | ||||||||
| r magnitude | 18.00 (0.007) | 18.00 (0.007) | 18.01 (0.02) | 18.01 | 18.02 (0.02) | ||||||||
| i magnitude | 18.40 (0.01) | 18.40 (0.01) | 18.40 (0.02) | 18.40 | 18.40 (0.02) | ||||||||
| z magnitude | 18.74 (0.03) | 18.74 (0.03) | 18.75 (0.03) | 18.75 | 18.74 (0.03) | ||||||||
| G magnitude | 17.75 (0.007) | 17.79 | 17.75 (0.003) | ||||||||||
| BP magnitude | 17.58 (0.007) | 17.53 | |||||||||||
| RP magnitude | 18.10 (0.02) | 18.10 | |||||||||||
| Pan g magnitude | 17.55 (0.003) | ||||||||||||
| Pan r magnitude | 18.02 (0.004) | ||||||||||||
| Pan i magnitude | 18.43 (0.009) | ||||||||||||
| Pan z magnitude | 18.71 (0.02) | ||||||||||||
| Pan y magnitude | 18.90 (0.02) | ||||||||||||
| E(B-V) | 0.026 | ||||||||||||
* 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.