All names: WD 1106+329, SDSS J110938.03+323938.6, SDSS J110938.04+323938.6, [RGS2010] J110938.03+323938.6, 2MASS J11093805+3239388, [HHD2009] SDSS J1109+3239, [SLH2007] J110937.92+323938.5, Ton 1343, WIRED J110938.04+323938.6, CSO 77, PSO J110938.028+323938.318, Gaia DR2 757866701869632896
| Parameter | Unit | Pan-STARRS DR1 | Gaia DR2 | sdss-wdms.org (29/04/2016) | SDSS DR12 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 09 38.02 (1) | 11 09 38.03 | 11 09 38.04 | 11 09 38.04 | 11 09 37.39 | 11 09 38.04 | ||
| Declination | 32 39 38.22 (3) | 32 39 38.59 | 32 39 38.61 | 32 39 38.60 | 32 39 31.32 | 32 39 38.62 | ||
| Spectral type | DA+M | DA+M | DA dM | DA+M | ||||
| Effective temperature | [K] | 21785.0 (471) | 8362.0 (39) | |||||
| log(g) | [cgs] | 7.81 (0.08) | 7.46 (0.07) | |||||
| Mass | [M☉] | 0.53 (0.04) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | |||||||
| Distance | [pc] | 389.00 (24) | ||||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | |||||||
| Proper motion (declination) | [mas/yr] | |||||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | WDMS | ||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 15.56 | |||||||
| H magnitude | 15.05 | |||||||
| K magnitude | 14.60 | |||||||
| u magnitude | 17.93 | 17.96 (0.01) | 17.96 | 17.92 | 17.97 (0.02) | |||
| g magnitude | 17.90 | 17.89 (0.006) | 17.88 | 17.90 | 17.93 (0.02) | |||
| r magnitude | 17.94 | 17.94 (0.006) | 17.93 | 17.94 | 17.94 (0.03) | |||
| i magnitude | 17.36 | 17.36 (0.006) | 17.35 | 17.36 | 17.36 (0.01) | |||
| z magnitude | 16.77 | 16.78 (0.01) | 16.78 | 16.77 | 16.77 (0.01) | |||
| G magnitude | 17.79 | |||||||
| BP magnitude | 17.87 | |||||||
| RP magnitude | 16.90 | |||||||
| Pan g magnitude | 17.90 (0.002) | |||||||
| Pan r magnitude | 17.95 (0.005) | |||||||
| Pan i magnitude | 17.34 (0.005) | |||||||
| Pan z magnitude | 16.86 (0.006) | |||||||
| Pan y magnitude | 16.62 (0.003) |
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour at Université de Montréal. Please send database updates, corrections, suggestions or bug reports to dufourpa@astro.umontreal.ca.