All names: SDSS J012815.56+452704.6, Gaia EDR3 397326496840539008, Gaia DR2 397326496840539008, SDSS J012815.56+452704.5, Gaia DR3 397326496840539008
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 28 15.56 (0.4) | 01 28 15.56 (0.4) | ||
| Declination | 45 27 04.61 (0.4) | 45 27 04.71 (0.4) | ||
| Spectral type | 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] | 1.45 (0.5) | 1.45 (0.5) | |
| Distance | [pc] | 689.08 (225) | 689.08 (225) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.758 (0.5) | -1.758 (0.5) | |
| Proper motion (declination) | [mas/yr] | -6.339 (0.4) | -6.339 (0.4) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 19.69 (0.03) | |||
| g magnitude | 19.88 (0.01) | |||
| r magnitude | 20.11 (0.02) | |||
| i magnitude | 20.28 (0.03) | |||
| z magnitude | 20.35 (0.2) | |||
| G magnitude | 19.90 (0.006) | 19.90 (0.006) | ||
| BP magnitude | 19.84 (0.07) | |||
| RP magnitude | 20.09 (0.1) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.074 | |||
* 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.