All names: SDSS J144250.01+121935.3, Gaia DR2 1178697153833939072, GALEX J144250.0+121936, Gaia DR3 1178697153833939072
| Parameter | Unit | Stilism | Simbad |
|---|---|---|---|
| Right ascension | 14 42 50.00 (0.5) | ||
| Declination | 12 19 35.42 (0.4) | ||
| 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] | 1.55 (0.5) | |
| Distance | [pc] | 643.92 (192) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 0.792 (0.6) | |
| Proper motion (declination) | [mas/yr] | -0.052 (0.5) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | |||
| V magnitude | |||
| R magnitude | |||
| I magnitude | |||
| J magnitude | |||
| H magnitude | |||
| K magnitude | |||
| u magnitude | 21.74 (0.2) | ||
| g magnitude | 20.86 (0.03) | ||
| r magnitude | 20.30 (0.03) | ||
| i magnitude | 19.39 (0.02) | ||
| z magnitude | 18.78 (0.04) | ||
| G magnitude | 19.92 (0.005) | ||
| BP magnitude | |||
| RP magnitude | |||
| Pan g magnitude | |||
| Pan r magnitude | |||
| Pan i magnitude | |||
| Pan z magnitude | |||
| Pan y magnitude | |||
| E(B-V) | 0.024 | ||
* 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.