All names: SDSS J234829.09-092500.9, GALEX J234829.1-092500, EPIC 246002682, Gaia DR3 2435890633207119488, SDSS J234829.09-092500.94, Gaia DR2 2435890633207119488, Gaia EDR3 2435890633207119488
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Kepler et al. 2016 | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 48 29.12 (0.4) | 23 48 29.09 | 23 48 29.12 (1) | 23 48 29.09 (0.4) | |||||
| Declination | -09 25 00.73 (0.3) | -09 25 00.95 | -09 25 00.74 (0.5) | -09 25 00.94 (0.3) | |||||
| Spectral type | DA | DA | DA+MS | ||||||
| Effective temperature | [K] | 10006.0 (106) | |||||||
| log(g) | [cgs] | 5.73 (0.1) | |||||||
| Mass | [M☉] | 0.158 (0.001) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 2.48 (0.5) | 2.48 (0.5) | ||||||
| Distance | [pc] | 403.83 (85) | 403.83 (85) | ||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 24.67582207 (0.5) | 24.676 (0.5) | ||||||
| Proper motion (declination) | [mas/yr] | 12.85230628 (0.4) | 12.852 (0.4) | ||||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | WDMS | ||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 20.18 (0.05) | 20.17 (0.05) | 20.17 (0.05) | ||||||
| g magnitude | 19.70 (0.02) | 19.71 (0.03) | 19.70 (0.02) | ||||||
| r magnitude | 19.71 (0.02) | 19.70 (0.02) | 19.71 (0.02) | ||||||
| i magnitude | 19.66 (0.03) | 19.66 (0.03) | 19.66 (0.03) | ||||||
| z magnitude | 19.38 (0.08) | 19.36 (0.08) | 19.36 (0.08) | ||||||
| G magnitude | 19.60 (0.09) | 19.64 | 19.60 (0.006) | ||||||
| BP magnitude | 19.91 (0.09) | 19.85 | |||||||
| RP magnitude | 19.32 (0.07) | 19.25 | |||||||
| Pan g magnitude | 19.66 (0.01) | ||||||||
| Pan r magnitude | 19.75 (0.01) | ||||||||
| Pan i magnitude | 19.69 (0.02) | ||||||||
| Pan z magnitude | 19.45 (0.02) | ||||||||
| Pan y magnitude | 19.20 (0.03) | ||||||||
| E(B-V) | 0.017 | ||||||||
* 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.