All names: SDSS J234106.83+083550.3, Gaia DR3 2758147733142843776, WD 2338+083, Gaia EDR3 2758147733142843776, TIC 258634811, 2MASS J23410683+0835504, [SGR2010] J2341+0835, SDSS J234106.82+083550.3, Gaia DR2 2758147733142843776, LAMOST J234106.82+083550.3, GALEX J234106.8+083550
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 41 06.81 (0.8) | 23 41 06.82 | 23 41 06.82 (1) | 23 41 06.83 | 23 41 06.81 (0.8) | 23 41 06.89 | 23 41 06.83 | |||
| Declination | 08 35 50.27 (0.5) | 08 35 50.29 | 08 35 50.27 (0.6) | 08 35 50.35 | 08 35 50.27 (0.5) | 08 35 50.28 | 08 35 50.34 | |||
| Spectral type | DA+M | DA+M4 | DA4.3+M4 | DA+M | ||||||
| Effective temperature | [K] | 11972.0 (578) | 6947.0 (77) | |||||||
| log(g) | [cgs] | 7.42 (0.3) | 5.01 (0.01) | |||||||
| Mass | [M☉] | 0.34 (0.1) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | |||||||||
| Distance | [pc] | 634.00 (120) | ||||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | |||||||||
| Proper motion (declination) | [mas/yr] | |||||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | yes | WDMS | |||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.91 (0.09) | |||||||||
| H magnitude | 15.68 (0.1) | |||||||||
| K magnitude | 14.86 (0.1) | |||||||||
| u magnitude | 20.30 (0.05) | 20.20 | 20.20 (0.05) | 20.21 | 20.20 (0.05) | |||||
| g magnitude | 19.51 (0.01) | 19.51 | 19.50 (0.01) | 19.50 | 19.51 (0.02) | |||||
| r magnitude | 19.11 (0.01) | 19.13 | 19.12 (0.01) | 19.12 | 19.13 (0.02) | |||||
| i magnitude | 18.14 (0.009) | 18.15 | 18.15 (0.009) | 18.15 | 18.15 (0.02) | |||||
| z magnitude | 17.40 (0.01) | 17.43 | 17.40 (0.01) | 17.41 | 17.43 (0.02) | |||||
| G magnitude | 18.83 (0.05) | 18.72 | 18.83 (0.01) | |||||||
| BP magnitude | 19.38 (0.05) | 19.41 | ||||||||
| RP magnitude | 17.63 (0.01) | 17.62 | ||||||||
| Pan g magnitude | 19.44 (0.01) | |||||||||
| Pan r magnitude | 19.11 (0.007) | |||||||||
| Pan i magnitude | 18.13 (0.005) | |||||||||
| Pan z magnitude | 17.53 (0.006) | |||||||||
| Pan y magnitude | 17.20 (0.007) | |||||||||
| E(B-V) | 0.086 | |||||||||
* 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.