All names: 2MASS J11171056-1255409, TIC 421152252, GALEX J111710.5-125540, SDSS J111710.53-125540.9, Gaia DR3 3564866664347261568, Gaia DR2 3564866664347261568, [SGR2010] J1117-1255, SDSS J111710.54-125540.9, Gaia EDR3 3564866664347261568, WD 1114-126
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Pyrzas et al. 2015 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 17 10.52 (0.2) | 11 17 10.53 | 11 17 10.52 (0.3) | 11 17 10.54 | 11 17 10.55 (0.2) | 11 17 09.84 | 11 17 10.54 | ||||
| Declination | -12 55 40.78 (0.2) | -12 55 40.88 | -12 55 40.79 (0.2) | -12 55 40.91 | -12 55 41.06 (0.2) | -12 55 35.76 | -12 55 40.90 | ||||
| Spectral type | DA+M | DA+M3 | DA4.5+M3 | DA+M | |||||||
| Effective temperature | [K] | 11302.0 (357) | 11300.0 | 6301.0 (5) | |||||||
| log(g) | [cgs] | 8.29 (0.2) | 8.29 | 5.01 (0.02) | |||||||
| Mass | [M☉] | 0.79 (0.2) | |||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | ||||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 2.68 (0.2) | 2.30 (0.4) | 2.68 (0.2) | |||||||
| Distance | [pc] | 372.48 (34) | 435.49 (74) | 334.00 (57) | 372.48 (34) | ||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -31.3365897 (0.3) | -32.04310632 (0.6) | -31.337 (0.3) | |||||||
| Proper motion (declination) | [mas/yr] | 17.5567847 (0.2) | 17.66256501 (0.4) | 17.557 (0.2) | |||||||
| Variability | VAR | ||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | WDMS | yes | WDMS | ||||||||
| B magnitude | |||||||||||
| V magnitude | 19.70 | ||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.43 (0.1) | ||||||||||
| H magnitude | 15.89 (0.2) | ||||||||||
| K magnitude | |||||||||||
| u magnitude | 20.31 (0.05) | 20.27 | 20.30 (0.05) | 20.27 (0.05) | |||||||
| g magnitude | 19.65 (0.01) | 19.67 | 19.66 (0.01) | 19.65 | 19.67 (0.02) | ||||||
| r magnitude | 19.26 (0.01) | 19.24 | 19.25 (0.01) | 19.25 | 19.24 (0.02) | ||||||
| i magnitude | 18.47 (0.01) | 18.46 | 18.47 (0.01) | 18.47 | 18.46 (0.02) | ||||||
| z magnitude | 17.90 (0.02) | 17.92 | 17.90 (0.02) | 17.90 | 17.92 (0.02) | ||||||
| G magnitude | 18.91 (0.04) | 18.94 | 18.91 (0.004) | ||||||||
| BP magnitude | 19.56 (0.04) | 19.61 | |||||||||
| RP magnitude | 18.03 (0.02) | 18.06 | |||||||||
| Pan g magnitude | 19.61 (0.01) | ||||||||||
| Pan r magnitude | 19.26 (0.008) | ||||||||||
| Pan i magnitude | 18.49 (0.007) | ||||||||||
| Pan z magnitude | 18.00 (0.008) | ||||||||||
| Pan y magnitude | 17.75 (0.01) | ||||||||||
| E(B-V) | 0.029 | ||||||||||
| Period #1 | [s] | 835.8 | |||||||||
| Amplitude #1 | [mma] | 21.9 | |||||||||
* 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.