All names: WISE J070525.55+270742.0, TIC 91803106, LAMOST J070525.58+270741.9, Gaia DR3 884024975278103296, 2MASS J07052557+2707422, Gaia DR2 884024975278103296, Gaia EDR3 884024975278103296
| Parameter | Unit | Gaia EDR3 | Stilism | Guo et al. 2015 | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 05 25.58 (0.3) | 07 05 25.59 (0.3) | |||
| Declination | 27 07 42.10 (0.3) | 27 07 41.93 (0.3) | |||
| Spectral type | DA+M | DA1-2 | |||
| 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] | 2.77 (0.3) | 2.77 (0.3) | ||
| Distance | [pc] | 360.49 (44) | 360.49 (44) | ||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -4.642 (0.4) | -4.642 (0.4) | ||
| Proper motion (declination) | [mas/yr] | 10.561 (0.3) | 10.561 (0.3) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.30 (0.09) | ||||
| H magnitude | 15.94 (0.1) | ||||
| K magnitude | 15.71 (0.2) | ||||
| u magnitude | |||||
| g magnitude | 17.69 | ||||
| r magnitude | 18.00 | ||||
| i magnitude | 17.88 | ||||
| z magnitude | |||||
| G magnitude | 17.93 (0.007) | 17.93 (0.007) | |||
| BP magnitude | 17.76 (0.01) | ||||
| RP magnitude | 17.48 (0.02) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.019 | ||||
* 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.