All names: Gaia DR3 642971963014493952, SDSS J095017.77+240008.4, SDSS J095017.78+240008.4, Gaia EDR3 642971963014493952, GALEX J095017.8+240008, Gaia DR2 642971963014493952
| Parameter | Unit | Gaia EDR3 | Stilism | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|
| Right ascension | 09 50 17.77 (0.2) | 09 50 17.77 | 09 50 17.80 (0.2) | |||
| Declination | 24 00 08.29 (0.1) | 24 00 08.29 | 24 00 08.42 (0.1) | |||
| Spectral type | DA | DA | DA | |||
| Effective temperature | [K] | 20676.0 (1429) | ||||
| log(g) | [cgs] | 8.24 (0.08) | ||||
| Mass | [M☉] | 0.771 (0.07) | ||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 3.36 (0.2) | 3.36 | 3.36 (0.2) | ||
| Distance | [pc] | 297.19 (17) | 297.19 | 297.19 (17) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -24.762 (0.2) | -24.762 (0.2) | |||
| Proper motion (declination) | [mas/yr] | -7.764 (0.1) | -7.764 (0.1) | |||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | ||||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | ||||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | 18.55 (0.02) | |||||
| g magnitude | 18.36 (0.007) | |||||
| r magnitude | 18.70 (0.009) | |||||
| i magnitude | 18.95 (0.01) | |||||
| z magnitude | 19.19 (0.05) | |||||
| G magnitude | 18.53 (0.003) | 18.53 | 18.53 (0.003) | |||
| BP magnitude | 18.46 (0.02) | |||||
| RP magnitude | 18.73 (0.04) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.019 | |||||
* 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.