All names: WDJ085021.30-584806.21, 2MASS J08502133-5848066, Gaia DR2 5302618648583292800, 085021.30-584806.21, PM J08503-5848, Gaia DR3 5302618648583292800, WDJ085021.3-584806.21, CNS5 2173, Gaia EDR3 5302618648583292800, TIC 121882308
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | O'Brien et al. 2022 | Gaia DR2 | Stilism | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 50 20.44 (0.07) | 08 50 20.47 | 08 50 21.30 (0.07) | 08 50 20.47 | ||||
| Declination | -58 47 58.86 (0.09) | -58 47 59.09 | -58 48 06.20 (0.09) | -58 47 59.09 | ||||
| Spectral type | DZA | DZA | DZA | |||||
| Effective temperature | [K] | 5784.0 (51) | 5600.0 (50) | |||||
| log(g) | [cgs] | 8.90 (0.02) | 8.90 (0.02) | |||||
| Mass | [M☉] | 1.149 (0.01) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 42.96 (0.08) | 42.96 (0.08) | 42.96 (0.08) | 42.95 (0.1) | 42.96 (0.08) | 42.95 (0.1) | |
| Distance | [pc] | 23.28 (0.04) | 23.28 (0.04) | 23.28 (0.04) | 23.28 (0.05) | 23.28 (0.04) | 23.28 (0.05) | |
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -418.5397786 (0.1) | -418.4773332 (0.2) | -418.54 (0.1) | -418.4773332 | |||
| Proper motion (declination) | [mas/yr] | 458.601852 (0.1) | 459.3326671 (0.3) | 458.602 (0.1) | 459.3326671 | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 18.00 | |||||||
| V magnitude | ||||||||
| R magnitude | 17.70 | |||||||
| I magnitude | 17.10 | |||||||
| J magnitude | 16.74 | |||||||
| H magnitude | 16.90 | |||||||
| K magnitude | 16.83 | |||||||
| u magnitude | ||||||||
| g magnitude | ||||||||
| r magnitude | ||||||||
| i magnitude | ||||||||
| z magnitude | ||||||||
| G magnitude | 17.51 (0.04) | 17.52 | 17.51 (0.003) | 17.52 | ||||
| BP magnitude | 17.74 (0.04) | 17.75 | 17.75 | |||||
| RP magnitude | 17.01 (0.002) | 16.99 | 16.99 | |||||
| Pan g magnitude | ||||||||
| Pan r magnitude | ||||||||
| Pan i magnitude | ||||||||
| Pan z magnitude | ||||||||
| Pan y magnitude | ||||||||
| 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.