All names: LSPM J0904+0211, SDSS J090413.77+021144.1, SDSS J090413.76+021144.1, LP 606-41, NLTT 20895, Gaia DR2 577342113952420224
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 09 04 13.76 (0.2) | |
| Declination | 02 11 44.23 (0.2) | |
| Spectral type | DA | |
| 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] | 14.36 (0.3) |
| Distance | [pc] | 69.66 (1) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | 118.271 (0.5) |
| Proper motion (declination) | [mas/yr] | -142.775 (0.4) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | 18.90 | |
| V magnitude | ||
| R magnitude | 18.10 | |
| I magnitude | ||
| J magnitude | ||
| H magnitude | ||
| K magnitude | ||
| u magnitude | 19.68 (0.03) | |
| g magnitude | 18.92 (0.009) | |
| r magnitude | 18.60 (0.009) | |
| i magnitude | 18.47 (0.01) | |
| z magnitude | 18.44 (0.03) | |
| G magnitude | 18.60 (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.