All names: WIRED J110938.04+323938.6, SDSS J110938.03+323938.6, [HHD2009] SDSS J1109+3239, Gaia DR3 757866706164829568, Gaia DR2 757866701869632896, SDSS J110937.92+323938.5, TIC 8993261, 2MASS J11093805+3239388, SDSS J110938.04+323938.6, CSO 77, Ton 1343, WD 1106+329
| Parameter | Unit | 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 09 38.04 | 11 09 38.02 (1) | 11 09 38.03 | 11 09 38.02 (0.8) | 11 09 37.39 | 11 09 38.04 | |||
| Declination | 32 39 38.61 | 32 39 38.22 (3) | 32 39 38.59 | 32 39 38.21 (1) | 32 39 31.32 | 32 39 38.62 | |||
| Spectral type | DA+M | DA+dMe | 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 (0.06) | ||||||||
| H magnitude | 15.05 (0.07) | ||||||||
| K magnitude | 14.60 (0.1) | ||||||||
| u magnitude | 17.96 (0.01) | 17.93 | 17.96 (0.01) | 17.92 | 17.97 (0.02) | ||||
| g magnitude | 17.89 (0.006) | 17.90 | 17.88 (0.006) | 17.90 | 17.93 (0.02) | ||||
| r magnitude | 17.94 (0.006) | 17.94 | 17.93 (0.006) | 17.94 | 17.94 (0.03) | ||||
| i magnitude | 17.36 (0.006) | 17.36 | 17.35 (0.006) | 17.36 | 17.36 (0.01) | ||||
| z magnitude | 16.78 (0.01) | 16.77 | 16.78 (0.01) | 16.77 | 16.77 (0.01) | ||||
| G magnitude | 17.79 | 18.05 (0.02) | |||||||
| 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) | ||||||||
| E(B-V) | 0.017 | ||||||||
* 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.