All names: Gaia DR2 619582361394273152, SDSS J094323.28+154316.1, SDSS J094323.28+154316.2, Gaia DR3 619582361394273152, GALEX J094323.3+154316, SDSS J094323.28+154316.18, Gaia EDR3 619582361394273152
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | SDSS DR10 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Kepler et al. 2015 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 43 23.27 (0.3) | 09 43 23.28 | 09 43 23.28 | 09 43 23.27 (2) | 09 43 23.28 | 09 43 23.29 (0.3) | ||||
| Declination | 15 43 16.18 (0.4) | 15 43 16.18 | 15 43 16.18 | 15 43 16.19 (2) | 15 43 16.19 | 15 43 16.26 (0.4) | ||||
| Spectral type | WD+MS | DA+M3 | DA | DA+MS | ||||||
| Effective temperature | [K] | 11302.0 (166) | 18120.0 (397) | |||||||
| log(g) | [cgs] | 8.59 (0.1) | 8.01 (0.09) | |||||||
| Mass | [M☉] | 0.98 (0.06) | 0.623 (0.05) | |||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 2.83 (0.3) | 2.83 (0.3) | |||||||
| Distance | [pc] | 353.58 (32) | 169.00 (14) | 353.57 (32) | ||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -18.94384229 (0.4) | -18.944 (0.4) | |||||||
| Proper motion (declination) | [mas/yr] | -4.974530482 (0.4) | -4.975 (0.4) | |||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 18.93 (0.02) | 18.93 (0.02) | 18.91 | 18.91 (0.02) | 18.93 (0.02) | |||||
| g magnitude | 18.63 (0.008) | 18.63 (0.008) | 18.66 | 18.66 (0.03) | 18.63 (0.008) | |||||
| r magnitude | 18.93 (0.01) | 18.93 (0.01) | 18.98 | 18.98 (0.03) | 18.92 (0.01) | |||||
| i magnitude | 19.25 (0.02) | 19.25 (0.02) | 19.28 | 19.28 (0.2) | 19.25 (0.02) | |||||
| z magnitude | 19.40 (0.06) | 19.40 (0.06) | 19.44 | 19.44 (0.6) | 19.40 (0.06) | |||||
| G magnitude | 18.83 (0.04) | 18.85 | 18.82 (0.004) | |||||||
| BP magnitude | 18.72 (0.04) | 18.54 | ||||||||
| RP magnitude | 18.55 (0.1) | 18.12 | ||||||||
| Pan g magnitude | ||||||||||
| Pan r magnitude | ||||||||||
| Pan i magnitude | ||||||||||
| Pan z magnitude | ||||||||||
| Pan y magnitude | ||||||||||
| E(B-V) | 0.024 | |||||||||
* 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.