All names: Gaia DR3 6578917727331681536, 2MASS J21260201-4224538, Gaia EDR3 6578917727331681536, Gaia DR2 6578917727331681536, UCAC4 238-179131, WDJ212602.02-422453.76, TIC 147112823, 212602.02-422453.76, WISE J212601.95-422453.0, CNS5 5275, WISEA J212601.96-422453.0
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | O'Brien et al. 2022 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 21 26 01.94 (0.2) | 21 26 01.94 | 21 26 02.02 (0.2) | 21 26 01.94 | ||||
| Declination | -42 24 52.75 (0.2) | -42 24 52.75 | -42 24 53.87 (0.2) | -42 24 52.79 | ||||
| Spectral type | DC | DC: | DA: | DC | ||||
| Effective temperature | [K] | 5483.0 (25) | 5530.0 (30) | 5617.0 (14) | ||||
| log(g) | [cgs] | 7.52 (0.03) | 7.53 (0.03) | 7.52 (0.01) | ||||
| Mass | [M☉] | 0.363 (0.01) | 0.34 (0.007) | |||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 39.10 (0.3) | 39.10 (0.3) | 39.10 (0.3) | 39.10 | 39.10 (0.3) | 42.35 (0.3) | |
| Distance | [pc] | 25.58 (0.2) | 25.58 (0.2) | 25.58 (0.2) | 25.58 | 25.58 (0.2) | 23.61 (0.2) | |
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -50.92208679 (0.2) | -50.922 (0.2) | -57.2519203 | ||||
| Proper motion (declination) | [mas/yr] | 69.96450521 (0.2) | 69.965 (0.2) | 62.71382634 | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 16.62 (0.01) | |||||||
| V magnitude | 15.96 (0.01) | |||||||
| R magnitude | 16.05 (0.08) | |||||||
| I magnitude | ||||||||
| J magnitude | 14.69 (0.04) | |||||||
| H magnitude | 14.53 (0.06) | |||||||
| K magnitude | 14.38 (0.07) | |||||||
| u magnitude | ||||||||
| g magnitude | 16.23 (0.06) | |||||||
| r magnitude | 15.76 (0.06) | |||||||
| i magnitude | 15.37 (0.01) | |||||||
| z magnitude | ||||||||
| G magnitude | 15.76 (0.002) | 15.76 | 15.76 (0.003) | 15.76 | ||||
| BP magnitude | 16.10 (0.002) | 16.12 | ||||||
| RP magnitude | 15.21 (0.002) | 15.22 | ||||||
| Pan g magnitude | ||||||||
| Pan r magnitude | ||||||||
| Pan i magnitude | ||||||||
| Pan z magnitude | ||||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.001 | |||||||
* 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.