All names: 2MASS J11271224+1725062, Gaia DR2 3976719290337506432, Gaia EDR3 3976719290337506432, Gaia DR3 3976719290337506432, SDSS J112712.22+172506.2, TIC 67459645, GALEX J112712.2+172505
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 27 12.19 (0.1) | 11 27 12.22 | 11 27 12.19 (0.1) | 11 27 12.24 (0.1) | 11 27 12.22 | |||
| Declination | 17 25 06.09 (0.1) | 17 25 06.19 | 17 25 06.09 (0.1) | 17 25 06.15 (0.1) | 17 25 06.19 | |||
| Spectral type | DA+M | DA+M | ||||||
| Effective temperature | [K] | 6300.0 (3) | ||||||
| log(g) | [cgs] | 10.00 (0.003) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 1.48 (0.1) | 1.24 (0.1) | 1.48 (0.1) | ||||
| Distance | [pc] | 675.11 (53) | 804.42 (96) | 675.13 (53) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -47.57814851 (0.1) | -47.12972635 (0.2) | -47.578 (0.1) | ||||
| Proper motion (declination) | [mas/yr] | -3.623713349 (0.1) | -3.647932547 (0.2) | -3.624 (0.1) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 15.31 (0.04) | |||||||
| H magnitude | 14.64 (0.05) | |||||||
| K magnitude | 14.45 (0.06) | |||||||
| u magnitude | 18.96 (0.02) | 18.96 (0.04) | 18.96 (0.04) | |||||
| g magnitude | 18.26 (0.007) | 18.26 (0.01) | 18.26 (0.01) | |||||
| r magnitude | 17.38 (0.006) | 17.37 (0.02) | 17.37 (0.02) | |||||
| i magnitude | 16.80 (0.005) | 16.82 (0.01) | 16.82 (0.01) | |||||
| z magnitude | 16.45 (0.009) | 16.45 (0.02) | 16.45 (0.02) | |||||
| G magnitude | 17.25 (0.01) | 17.27 | 17.25 (0.003) | |||||
| BP magnitude | 17.95 (0.01) | 17.94 | ||||||
| RP magnitude | 16.40 (0.008) | 16.41 | ||||||
| Pan g magnitude | 18.15 (0.01) | |||||||
| Pan r magnitude | 17.37 (0.003) | |||||||
| Pan i magnitude | 16.80 (0.002) | |||||||
| Pan z magnitude | 16.51 (0.005) | |||||||
| Pan y magnitude | 16.38 (0.009) | |||||||
| E(B-V) | 0.018 | |||||||
* 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.