All names: Gaia DR2 799601105242747136, GALEX J094635.4+365522, 2MASS J09463537+3655225, USNO-B1.0 1269-00194342, KUV 09436+3709, TIC 17236839, SDSS J094635.37+365522.3, Gaia DR3 799601105242747136, Gaia EDR3 799601105242747136, WD 0943+371
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 09 46 35.38 (0.06) | 09 46 35.38 | 09 46 35.38 (0.1) | 09 46 35.38 (0.06) | 09 46 35.74 | |
| Declination | 36 55 22.24 (0.05) | 36 55 22.35 | 36 55 22.24 (0.08) | 36 55 22.30 (0.05) | 36 55 36.48 | |
| Spectral type | sdB | 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] | -0.01 (0.07) | -0.04 (0.1) | |||
| Distance | [pc] | |||||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -0.479257687 (0.07) | -0.621408407 (0.2) | -0.479 (0.07) | ||
| Proper motion (declination) | [mas/yr] | -3.669541032 (0.06) | -3.595103264 (0.2) | -3.67 (0.06) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 16.40 | |||||
| V magnitude | 17.13 | |||||
| R magnitude | 16.70 | |||||
| I magnitude | ||||||
| J magnitude | 16.55 (0.1) | |||||
| H magnitude | 16.28 (0.2) | |||||
| K magnitude | ||||||
| u magnitude | 18.18 (0.01) | 18.17 (0.01) | ||||
| g magnitude | 16.91 (0.004) | 16.90 (0.004) | ||||
| r magnitude | 17.05 (0.005) | 17.05 (0.005) | ||||
| i magnitude | 17.15 (0.006) | 17.14 (0.006) | ||||
| z magnitude | 17.23 (0.01) | 17.23 (0.01) | ||||
| G magnitude | 16.94 (0.007) | 16.96 | 16.94 (0.003) | |||
| BP magnitude | 17.00 (0.007) | 17.00 | ||||
| RP magnitude | 16.82 (0.006) | 16.81 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | ||||||
* 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.