All names: Gaia DR2 3682596837531326848, WDS J12487-0216B, Gaia DR3 3682596837531326848, SDSS J124823.55-022111.9, ** ZHN 22B
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 12 48 23.55 (0.6) | ||
| Declination | -02 21 11.99 (0.3) | ||
| Spectral type | D | ||
| Effective temperature | [K] | ||
| log(g) | [cgs] | ||
| Mass | [M☉] | ||
| log(Luminosity) | [L☉] | ||
| Cooling age | [Gyr] | ||
| log(H/He) | |||
| log(C/He) | |||
| log(Ca/He) | |||
| log(Ca/H) | |||
| Parallax | [mas] | 0.46 (0.7) | |
| Distance | [pc] | 2189.62 (3128) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 1.683 (0.9) | |
| Proper motion (declination) | [mas/yr] | -0.765 (0.7) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | |||
| g magnitude | |||
| r magnitude | |||
| i magnitude | |||
| z magnitude | |||
| G magnitude | 20.26 (0.007) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.023 | ||
* 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.