All names: SDSS J094857.89+123243.1, LP 488-41, Gaia DR2 613553056239392768, USNO-B1.0 1025-00211918, SDSS J094857.88+123243.0, LSPM J0948+1232, SDSS J094857.89+123243.0, WD 0946+127, NLTT 22664, [VV2006] J094857.8+123243
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 09 48 57.93 (0.2) | |
| Declination | 12 32 42.97 (0.2) | |
| Spectral type | DC | |
| 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] | 12.43 (0.2) |
| Distance | [pc] | 80.46 (1) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -181.665 (0.3) |
| Proper motion (declination) | [mas/yr] | 32.105 (0.3) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 17.80 | |
| V magnitude | 18.53 | |
| R magnitude | 18.30 | |
| I magnitude | ||
| J magnitude | ||
| H magnitude | ||
| K magnitude | ||
| u magnitude | 18.68 (0.02) | |
| g magnitude | 18.29 (0.007) | |
| r magnitude | 18.14 (0.007) | |
| i magnitude | 18.15 (0.009) | |
| z magnitude | 18.27 (0.02) | |
| G magnitude | 18.15 (0.003) | |
| BP magnitude | ||
| RP magnitude | ||
| Pan g magnitude | ||
| Pan r magnitude | ||
| Pan i magnitude | ||
| Pan z magnitude | ||
| Pan y magnitude |
* 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 (LANL). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.