All names: SDSS J011236.67+181321.2, Gaia DR2 2785101848380844288, SDSS J011236.67+181321.3, SDSS J011236.67+181321.29, Gaia EDR3 2785101848380844288, Gaia DR3 2785101848380844288
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Gaia DR2 | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|
| Right ascension | 01 12 36.66 (3) | 01 12 36.67 | 01 12 36.66 (4) | 01 12 36.66 (3) | |||
| Declination | 18 13 20.88 (1) | 18 13 21.31 | 18 13 20.90 (2) | 18 13 20.88 (1) | |||
| Spectral type | DA | DA | |||||
| Effective temperature | [K] | 7641.0 (241) | |||||
| log(g) | [cgs] | 7.58 (0.4) | |||||
| Mass | [M☉] | 0.407 (0.1) | |||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | ||||||
| Distance | [pc] | ||||||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | ||||||
| Proper motion (declination) | [mas/yr] | ||||||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | |||||||
| V magnitude | |||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | 21.74 (0.1) | 21.73 (0.1) | 21.73 (0.1) | ||||
| g magnitude | 21.11 (0.03) | 21.12 (0.03) | 21.11 (0.03) | ||||
| r magnitude | 20.91 (0.04) | 20.92 (0.04) | 20.91 (0.04) | ||||
| i magnitude | 20.80 (0.04) | 20.81 (0.04) | 20.80 (0.04) | ||||
| z magnitude | 20.58 (0.1) | 20.60 (0.1) | 20.60 (0.1) | ||||
| G magnitude | 20.89 (0.3) | 21.04 | 20.89 (0.02) | ||||
| BP magnitude | 20.53 (0.3) | ||||||
| RP magnitude | 20.15 (0.2) | ||||||
| Pan g magnitude | 21.09 (0.06) | ||||||
| Pan r magnitude | 20.90 (0.02) | ||||||
| Pan i magnitude | 20.86 (0.03) | ||||||
| Pan z magnitude | 20.95 (0.05) | ||||||
| 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.