All names: SDSS J150644.18-000745.8, Gaia EDR3 4419374322263820672, Gaia DR3 4419374322263820672, GALEX J150644.1-000745, 2SLAQ J150644.19-000745.9, Gaia DR2 4419374322263820672
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 15 06 44.21 (0.3) | 15 06 44.19 (0.3) | ||
| Declination | -00 07 46.16 (0.3) | -00 07 45.86 (0.3) | ||
| 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] | 3.86 (0.3) | 3.86 (0.3) | |
| Distance | [pc] | 258.80 (22) | 258.80 (22) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 16.544 (0.4) | 16.544 (0.4) | |
| Proper motion (declination) | [mas/yr] | -18.387 (0.3) | -18.387 (0.3) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 19.93 (0.03) | |||
| g magnitude | 19.52 (0.01) | |||
| r magnitude | 19.48 (0.01) | |||
| i magnitude | 19.53 (0.02) | |||
| z magnitude | 19.67 (0.07) | |||
| G magnitude | 19.45 (0.005) | 19.44 (0.005) | ||
| BP magnitude | 19.57 (0.06) | |||
| RP magnitude | 19.27 (0.06) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.052 | |||
* 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.