All names: WDJ170641.36-264334.71, WISEA J170641.34-264336.1, Gaia EDR3 4108828945319007744, Gaia DR3 4108828945319007744, Gaia DR2 4108828945319007744, WISE J170641.34-264336.1, UCAC4 317-104829, CNS5 4187, 2MASS J17064135-2643345, TIC 22150645, 170641.36-264334.71
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | O'Brien et al. 2022 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 17 06 41.33 (0.03) | 17 06 41.33 | 17 06 41.33 | 17 06 41.36 (0.03) | 17 06 41.33 | |||||||
| Declination | -26 43 36.24 (0.02) | -26 43 36.19 | -26 43 36.24 | -26 43 34.71 (0.02) | -26 43 36.19 | |||||||
| Spectral type | DAH | DAH | DA | D | ||||||||
| Effective temperature | [K] | 6128.0 (31) | 6130.0 (30) | 6097.0 | 5837.0 | 6306.0 (13) | ||||||
| log(g) | [cgs] | 8.34 (0.01) | 8.34 (0.01) | 8.35 | 8.21 | 8.40 (0.004) | ||||||
| Mass | [M☉] | 0.809 (0.009) | 0.813 | 0.705 | 0.847 (0.004) | |||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 4.4230 | 4.5820 | |||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | 76.65 (0.03) | 76.65 (0.03) | 76.65 (0.03) | 76.62 (0.06) | 76.65 | 76.65 (0.03) | 76.62 (0.06) | ||||
| Distance | [pc] | 13.05 (0.006) | 13.05 (0.005) | 13.05 (0.005) | 13.05 (0.01) | 13.05 | 13.05 (0.006) | 13.05 (0.01) | ||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -25.94778468 (0.04) | -25.75308351 (0.08) | -25.948 (0.04) | -25.75308351 | |||||||
| Proper motion (declination) | [mas/yr] | -95.4331659 (0.02) | -95.51294776 (0.05) | -95.433 (0.02) | -95.51294776 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | ||||||||||||
| V magnitude | 15.35 (0.2) | |||||||||||
| R magnitude | 15.20 (0.1) | |||||||||||
| I magnitude | ||||||||||||
| J magnitude | 14.11 (0.03) | |||||||||||
| H magnitude | 13.97 (0.04) | |||||||||||
| K magnitude | 13.99 (0.06) | |||||||||||
| u magnitude | ||||||||||||
| g magnitude | ||||||||||||
| r magnitude | ||||||||||||
| i magnitude | 15.07 (0.1) | |||||||||||
| z magnitude | ||||||||||||
| G magnitude | 15.01 (0.001) | 15.02 | 15.01 | 15.01 (0.003) | 15.02 | |||||||
| BP magnitude | 15.28 (0.001) | 15.28 | 15.28 | |||||||||
| RP magnitude | 14.56 (0.001) | 14.57 | 14.57 | |||||||||
| Pan g magnitude | 15.35 (0.003) | |||||||||||
| Pan r magnitude | 15.05 (0.002) | |||||||||||
| Pan i magnitude | 14.95 (0.002) | |||||||||||
| Pan z magnitude | 14.92 (0.004) | |||||||||||
| Pan y magnitude | 14.93 (0.009) | |||||||||||
| E(B-V) | 0.000 | |||||||||||
* 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.