All names: Gaia DR2 309643536903500928, Gaia EDR3 309643536903500928, SDSS J011243.80+285751.9, SDSS J011243.81+285751.9, SDSS J011243.81+285751.92, Gaia DR3 309643536903500928
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 12 43.81 (1) | 01 12 43.81 | 01 12 43.81 (2) | 01 12 43.79 (1) | ||||
| Declination | 28 57 51.79 (0.8) | 28 57 51.92 | 28 57 51.81 (5) | 28 57 52.22 (0.8) | ||||
| Spectral type | DA: | DA | ||||||
| Effective temperature | [K] | 7516.0 (171) | ||||||
| log(g) | [cgs] | 8.03 (0.3) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 6.13 (1) | 6.13 (1) | |||||
| Distance | [pc] | 163.21 (36) | 163.21 (36) | |||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 15.14007535 (1) | 15.14 (1) | |||||
| Proper motion (declination) | [mas/yr] | -27.26140403 (1) | -27.261 (1) | |||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 21.46 (0.1) | 21.45 (0.1) | 21.45 (0.1) | |||||
| g magnitude | 20.86 (0.03) | 20.87 (0.03) | 20.86 (0.03) | |||||
| r magnitude | 20.61 (0.03) | 20.61 (0.03) | 20.61 (0.03) | |||||
| i magnitude | 20.67 (0.04) | 20.69 (0.05) | 20.67 (0.04) | |||||
| z magnitude | 20.91 (0.2) | 20.89 (0.2) | 20.89 (0.2) | |||||
| G magnitude | 20.63 (0.2) | 20.70 | 20.63 (0.01) | |||||
| BP magnitude | 20.71 (0.2) | 20.49 | ||||||
| RP magnitude | 20.27 (0.1) | 20.30 | ||||||
| Pan g magnitude | 20.80 (0.04) | |||||||
| Pan r magnitude | 20.64 (0.02) | |||||||
| Pan i magnitude | 20.61 (0.03) | |||||||
| Pan z magnitude | 20.67 (0.02) | |||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.023 | |||||||
* 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.