All names: SDSS J110859.44-161214.0, SDSS J110859.45-161214.0, WIRED J110859.45-161213.9, TIC 385232214, GALEX J110859.4-161214, Gaia DR3 3559502250194195328, 2MASS J11085946-1612143, Gaia DR2 3559502250194195328, Gaia EDR3 3559502250194195328
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 08 59.40 (0.1) | 11 08 59.45 | 11 08 59.40 (0.2) | 11 08 59.40 | 11 08 59.48 (0.1) | 11 08 59.45 | ||||
| Declination | -16 12 13.89 (0.1) | -16 12 14.03 | -16 12 13.90 (0.1) | -16 12 13.89 | -16 12 14.01 (0.1) | -16 12 13.96 | ||||
| Spectral type | DB | DB+M | DB+M | DB+MS | ||||||
| Effective temperature | [K] | 11329.0 (383) | 19244.0 (140) | |||||||
| log(g) | [cgs] | 7.11 (0.06) | 8.17 (0.03) | |||||||
| Mass | [M☉] | 0.232 (0.02) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 3.79 (0.2) | 3.62 (0.2) | 3.79 | 3.79 (0.2) | |||||
| Distance | [pc] | 263.65 (11) | 276.53 (18) | 263.65 | 263.65 (11) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -69.96168485 (0.2) | -69.95197906 (0.4) | -69.962 (0.2) | ||||||
| Proper motion (declination) | [mas/yr] | 7.164008472 (0.1) | 6.93725201 (0.3) | 7.164 (0.1) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 16.59 (0.1) | |||||||||
| H magnitude | 15.83 (0.1) | |||||||||
| K magnitude | 15.34 (0.2) | |||||||||
| u magnitude | 17.73 (0.01) | 17.73 (0.01) | 17.74 (0.02) | |||||||
| g magnitude | 17.82 (0.006) | 17.82 (0.006) | 17.85 (0.02) | |||||||
| r magnitude | 18.12 (0.007) | 18.12 (0.007) | 18.09 (0.02) | |||||||
| i magnitude | 18.21 (0.009) | 18.20 (0.009) | 18.22 (0.02) | |||||||
| z magnitude | 17.98 (0.02) | 17.98 (0.02) | 18.00 (0.03) | |||||||
| G magnitude | 17.99 (0.01) | 18.01 | 17.99 | 17.99 (0.003) | ||||||
| BP magnitude | 17.91 (0.01) | 17.89 | ||||||||
| RP magnitude | 17.77 (0.01) | 17.76 | ||||||||
| Pan g magnitude | 17.86 (0.008) | |||||||||
| Pan r magnitude | 18.13 (0.004) | |||||||||
| Pan i magnitude | 18.25 (0.007) | |||||||||
| Pan z magnitude | 18.09 (0.01) | |||||||||
| Pan y magnitude | 17.84 (0.03) | |||||||||
| E(B-V) | 0.027 | |||||||||
* 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.