All names: 2MASS J05563774+0306071, Gaia DR3 3316249841014228480, Gaia DR2 3316249841014228480, SDSSJ055637.77+030606.6, TIC 282121571, SDSS J055637.77+030606.6
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 56 37.77 | 05 56 37.77 (0.05) | ||
| Declination | 03 06 06.65 | 03 06 06.76 (0.05) | ||
| Spectral type | sd | sd | ||
| 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] | 1.01 (0.09) | 0.91 (0.07) | |
| Distance | [pc] | 993.15 (92) | 1098.78 (81) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 1.5 (0.1) | 1.399 (0.07) | |
| Proper motion (declination) | [mas/yr] | -5.417 (0.1) | -5.487 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 16.10 (0.09) | 16.10 (0.09) | ||
| H magnitude | 16.00 (0.2) | 16.00 (0.2) | ||
| K magnitude | 15.50 (0.2) | 15.50 (0.2) | ||
| u magnitude | 17.62 (0.01) | 17.61 (0.04) | ||
| g magnitude | 17.07 (0.005) | 17.10 (0.01) | ||
| r magnitude | 16.88 (0.005) | 16.88 (0.01) | ||
| i magnitude | 16.84 (0.006) | 16.84 (0.009) | ||
| z magnitude | 16.84 (0.009) | 16.84 (0.01) | ||
| G magnitude | 16.88 (0.001) | 16.86 (0.003) | ||
| BP magnitude | 17.04 (0.01) | |||
| RP magnitude | 16.52 (0.01) | |||
| Pan g magnitude | 17.08 (0.004) | |||
| Pan r magnitude | 16.89 (0.004) | |||
| Pan i magnitude | 16.87 (0.001) | |||
| Pan z magnitude | 16.88 (0.005) | |||
| Pan y magnitude | 16.88 (0.008) | |||
| E(B-V) | 0.871 | |||
* 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.