All names: WD 0930+492, Gaia EDR3 825766703141397504, GALEX J093334.2+485937, Gaia DR3 825766703141397504, TIC 150227698, Gaia DR2 825766703141397504, 2MASS J09333416+4859367, SBSS 0930+492
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 09 33 34.16 (0.05) | 09 33 34.16 (0.05) | 09 33 34.16 (0.05) | 09 33 34.20 | ||
| Declination | 48 59 37.21 (0.04) | 48 59 37.21 (0.05) | 48 59 37.25 (0.04) | 48 59 34.08 | ||
| Spectral type | DA | DA | ||||
| Effective temperature | [K] | |||||
| log(g) | [cgs] | |||||
| Mass | [M☉] | |||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 0.08 (0.06) | 0.11 (0.08) | 0.08 (0.06) | ||
| Distance | [pc] | 12013.46 (8758) | 9099.18 (6566) | 12019.23 (8769) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -0.234804852 (0.06) | -0.327 (0.1) | -0.235 (0.06) | ||
| Proper motion (declination) | [mas/yr] | -2.705529958 (0.05) | -2.783 (0.1) | -2.706 (0.05) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 17.00 | |||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 16.64 (0.1) | |||||
| H magnitude | 16.16 (0.2) | |||||
| K magnitude | 15.82 (0.2) | |||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 16.99 (0.005) | 17.01 | 16.99 (0.003) | |||
| BP magnitude | 17.07 (0.005) | 17.06 | ||||
| RP magnitude | 16.86 (0.006) | 16.86 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.020 | |||||
* 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.