All names: TIC 459762435, Gaia DR2 1036030881566305280, SDSS J090608.13+555729.3, SBSS 0902+561, 2MASS J09060813+5557294, Gaia DR3 1036030881566305280, GALEX J090608.1+555729, Gaia EDR3 1036030881566305280, WD 0902+561
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 09 06 08.12 (0.02) | 09 06 08.13 | 09 06 08.12 (0.03) | 09 06 08.13 (0.02) | 09 06 07.61 | ||
| Declination | 55 57 29.27 (0.02) | 55 57 29.37 | 55 57 29.28 (0.03) | 55 57 29.37 (0.02) | 55 57 28.44 | ||
| 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] | 0.27 (0.03) | 0.21 (0.05) | 0.27 (0.03) | |||
| Distance | [pc] | 3730.79 (419) | 4710.30 (1037) | 3731.34 (419) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -7.243191963 (0.03) | -7.348428823 (0.07) | -7.243 (0.03) | |||
| Proper motion (declination) | [mas/yr] | -6.040154502 (0.02) | -6.011864406 (0.06) | -6.04 (0.02) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 15.50 | ||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 14.81 (0.03) | ||||||
| H magnitude | 14.74 (0.06) | ||||||
| K magnitude | 14.62 (0.08) | ||||||
| u magnitude | 16.43 (0.006) | 16.44 (0.006) | |||||
| g magnitude | 15.19 (0.003) | 15.20 (0.003) | |||||
| r magnitude | 15.22 (0.004) | 15.22 (0.004) | |||||
| i magnitude | 15.31 (0.004) | 15.31 (0.004) | |||||
| z magnitude | 15.40 (0.005) | 15.41 (0.005) | |||||
| G magnitude | 15.17 (0.002) | 15.19 | 15.17 (0.003) | ||||
| BP magnitude | 15.28 (0.002) | 15.29 | |||||
| RP magnitude | 14.99 (0.001) | 14.99 | |||||
| Pan g magnitude | |||||||
| Pan r magnitude | |||||||
| Pan i magnitude | |||||||
| Pan z magnitude | |||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.028 | ||||||
* 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.