All names: WISE J072540.88+212928.5, 2MASS J07254087+2129285, TIC 60723488, Gaia DR3 865880529457175168, LAMOST J072540.87+212928.5, Gaia DR2 865880525159129984, UCAC4 558-041024, WISEA J072540.88+212928.4
| Parameter | Unit | Guo et al. 2015 | Simbad |
|---|---|---|---|
| Right ascension | 07 25 40.89 (0.6) | ||
| Declination | 21 29 28.42 (0.5) | ||
| Spectral type | DA+M | DA+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] | 5.80 (0.7) | |
| Distance | [pc] | 172.39 (21) | |
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | 6.747 (0.7) | |
| Proper motion (declination) | [mas/yr] | -0.15 (0.5) | |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 16.76 (0.09) | ||
| V magnitude | 15.23 (0.04) | ||
| R magnitude | 14.77 (0.08) | ||
| I magnitude | |||
| J magnitude | 11.68 (0.02) | ||
| H magnitude | 11.09 (0.02) | ||
| K magnitude | 10.86 (0.02) | ||
| u magnitude | |||
| g magnitude | 15.95 (0.02) | ||
| r magnitude | 14.61 (0.06) | ||
| i magnitude | 13.56 (0.08) | ||
| z magnitude | |||
| G magnitude | 14.50 (0.01) | ||
| 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.