All names: 2MASS J10554791+0345559, SDSS J105547.89+034555.2, TIC 281783432, Gaia DR3 3809732649791078144, SDSS J105547.89+034555.1
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 10 55 47.89 (0.4) | |
| Declination | 03 45 55.14 (0.4) | |
| Spectral type | D+M | |
| 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] | |
| Distance | [pc] | |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -0.013 (0.5) |
| Proper motion (declination) | [mas/yr] | -6.753 (0.5) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | ||
| V magnitude | ||
| R magnitude | ||
| I magnitude | ||
| J magnitude | 16.38 (0.1) | |
| H magnitude | 15.88 (0.2) | |
| K magnitude | 15.32 (0.2) | |
| u magnitude | 20.56 (0.06) | |
| g magnitude | 19.38 (0.01) | |
| r magnitude | 18.83 (0.01) | |
| i magnitude | 18.23 (0.009) | |
| z magnitude | 17.71 (0.01) | |
| G magnitude | 19.07 (0.005) | |
| BP magnitude | ||
| RP magnitude | ||
| Pan g magnitude | ||
| Pan r magnitude | ||
| Pan i magnitude | ||
| Pan z magnitude | ||
| Pan y magnitude | ||
| E(B-V) | ||
* 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.