All names: GALEX J092420.2+514952, SDSS J092420.23+514952.6, SDSS J092420.25+514953.1, Gaia EDR3 1019217351616945536, SDSS J092420.25+514953.0, SDSS J092420.26+514953.0, SLW J0924+5149A, WDS J09243+5150A, Gaia DR3 1019217351616945536, Gaia DR2 1019217351616945536
| Parameter | Unit | Gaia EDR3 | Stilism | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|
| Right ascension | 09 24 20.20 (0.2) | 09 24 20.20 | 09 24 20.27 (0.2) | |||
| Declination | 51 49 52.45 (0.1) | 51 49 52.45 | 51 49 53.17 (0.1) | |||
| Spectral type | DA | DA | DA | |||
| Effective temperature | [K] | 11999.0 (696) | ||||
| log(g) | [cgs] | 8.09 (0.09) | ||||
| Mass | [M☉] | 0.659 (0.08) | ||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 3.55 (0.2) | 3.55 | 3.55 (0.2) | ||
| Distance | [pc] | 282.03 (18) | 282.04 | 282.03 (18) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -37.428 (0.2) | -37.428 (0.2) | |||
| Proper motion (declination) | [mas/yr] | -44.851 (0.2) | -44.851 (0.2) | |||
| 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 | 19.03 (0.01) | |||||
| r magnitude | 19.26 (0.01) | |||||
| i magnitude | 19.45 (0.02) | |||||
| z magnitude | 19.64 (0.07) | |||||
| G magnitude | 19.13 (0.004) | 19.13 | 19.13 (0.004) | |||
| BP magnitude | 19.10 (0.03) | |||||
| RP magnitude | 19.11 (0.05) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.016 | |||||
* 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.