All names: SDSS J095244.21+191531.9, SDSS J095244.21+191531.8, GALEX J095244.2+191532, Gaia DR2 627292927202299008, Gaia EDR3 627292927202299008, SDSS J095244.21+191532.0, Gaia DR3 627292927202299008
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 52 44.22 (0.3) | 09 52 44.21 | 09 52 44.22 (0.3) | 09 52 44.21 | ||||
| Declination | 19 15 31.84 (0.3) | 19 15 32.00 | 19 15 32.07 (0.3) | 19 15 32.01 | ||||
| Spectral type | DA | DA | DA | |||||
| Effective temperature | [K] | 16947.0 (342) | ||||||
| log(g) | [cgs] | 7.84 (0.07) | ||||||
| Mass | [M☉] | 0.537 (0.03) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 2.40 (0.3) | 2.40 (0.3) | |||||
| Distance | [pc] | 416.98 (48) | 416.98 (48) | |||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 6.465619091 (0.3) | 6.466 (0.3) | |||||
| Proper motion (declination) | [mas/yr] | -14.50156914 (0.3) | -14.502 (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 | 19.14 (0.02) | 19.10 (0.02) | 19.10 (0.02) | |||||
| g magnitude | 18.90 (0.009) | 18.90 (0.009) | 18.90 (0.03) | |||||
| r magnitude | 19.21 (0.01) | 19.21 (0.01) | 19.19 (0.02) | |||||
| i magnitude | 19.46 (0.02) | 19.46 (0.02) | 19.46 (0.04) | |||||
| z magnitude | 19.86 (0.08) | 19.76 (0.07) | 19.76 (0.08) | |||||
| G magnitude | 19.07 (0.02) | 19.07 (0.004) | ||||||
| BP magnitude | 19.07 (0.02) | |||||||
| RP magnitude | 19.25 (0.06) | |||||||
| Pan g magnitude | 18.95 (0.006) | |||||||
| Pan r magnitude | 19.22 (0.006) | |||||||
| Pan i magnitude | 19.47 (0.01) | |||||||
| Pan z magnitude | 19.76 (0.03) | |||||||
| Pan y magnitude | 19.77 (0.04) | |||||||
| E(B-V) | 0.023 | |||||||
* 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.