All names: Gaia DR2 320304436004395264, Gaia DR3 320304436004395264, GALEX J011815.9+351832, SDSS J011815.93+351831.5, Gaia EDR3 320304436004395264
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 18 15.94 (0.3) | 01 18 15.94 (0.3) | ||
| Declination | 35 18 31.59 (0.3) | 35 18 31.59 (0.3) | ||
| Spectral type | DB | |||
| 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] | 3.28 (0.4) | 3.28 (0.4) | |
| Distance | [pc] | 305.10 (35) | 305.10 (35) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.627 (0.4) | -0.627 (0.4) | |
| Proper motion (declination) | [mas/yr] | 0.241 (0.4) | 0.241 (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 | 19.48 (0.03) | |||
| g magnitude | 19.48 (0.01) | |||
| r magnitude | 19.61 (0.01) | |||
| i magnitude | 19.76 (0.02) | |||
| z magnitude | 20.06 (0.08) | |||
| G magnitude | 19.53 (0.005) | 19.53 (0.005) | ||
| BP magnitude | 19.68 (0.05) | |||
| RP magnitude | 19.53 (0.08) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.033 | |||
* 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.