All names: SDSS J112812.64+671738.6, WISE J112812.62+671738.2, Gaia DR2 1057740463777463424, TIC 153936064, Gaia EDR3 1057740463777463424, WD 1125+675, WISEA J112812.60+671738.1, 2MASS J11281264+6717384, Gaia DR3 1057740463777463424, SDSS J112812.63+671738.3, SDSS J112812.64+671738.4
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 28 12.59 (0.1) | 11 28 12.64 | 11 28 12.59 (0.2) | 11 28 12.64 | 11 28 12.63 (0.1) | 11 28 12.00 | 11 28 12.64 | |||
| Declination | 67 17 38.05 (0.1) | 67 17 38.37 | 67 17 38.06 (0.2) | 67 17 38.40 | 67 17 38.27 (0.1) | 67 17 34.44 | 67 17 38.39 | |||
| Spectral type | DA+M | M3 | DA4.4+M3 | DA+M | ||||||
| Effective temperature | [K] | 6300.0 (3) | ||||||||
| log(g) | [cgs] | 5.00 (0.003) | ||||||||
| Mass | [M☉] | |||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 2.78 (0.1) | 2.42 (0.2) | 2.78 (0.1) | ||||||
| Distance | [pc] | 359.28 (16) | 412.46 (34) | 359.27 (16) | ||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -13.30982145 (0.1) | -13.25447474 (0.3) | -13.31 (0.1) | ||||||
| Proper motion (declination) | [mas/yr] | -13.9860154 (0.1) | -13.91973099 (0.3) | -13.986 (0.1) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | yes | WDMS | |||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.12 (0.05) | |||||||||
| H magnitude | 14.52 (0.07) | |||||||||
| K magnitude | 14.26 (0.07) | |||||||||
| u magnitude | 19.57 (0.03) | 19.65 | 19.57 (0.03) | 19.55 | 19.65 (0.03) | |||||
| g magnitude | 18.74 (0.008) | 18.94 | 18.74 (0.008) | 18.74 | 18.94 (0.02) | |||||
| r magnitude | 17.93 (0.007) | 18.08 | 17.93 (0.007) | 17.92 | 18.08 (0.02) | |||||
| i magnitude | 16.95 (0.005) | 17.02 | 16.95 (0.005) | 16.97 | 17.02 (0.02) | |||||
| z magnitude | 16.38 (0.01) | 16.44 | 16.38 (0.01) | 16.40 | 16.44 (0.02) | |||||
| G magnitude | 17.74 (0.02) | 17.75 | 17.74 (0.004) | |||||||
| BP magnitude | 18.57 (0.02) | 18.55 | ||||||||
| RP magnitude | 16.56 (0.004) | 16.57 | ||||||||
| Pan g magnitude | 18.72 (0.01) | |||||||||
| Pan r magnitude | 18.01 (0.009) | |||||||||
| Pan i magnitude | 17.02 (0.004) | |||||||||
| Pan z magnitude | 16.51 (0.003) | |||||||||
| Pan y magnitude | 16.28 (0.003) | |||||||||
| E(B-V) | 0.021 | |||||||||
* 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.