All names: SDSS J091309.70+223346.8, SDSS J091309.70+223346.7, LAMOST J091309.70+223346.7, Gaia DR3 686844023151243904, Gaia DR2 686844023151243904, WD 0910+227, GALEX J091309.7+223347, [SGR2010] J0913+2233, TIC 85991173, Gaia EDR3 686844023151243904, 2MASS J09130970+2233469
| 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 | 09 13 09.69 (0.2) | 09 13 09.70 | 09 13 09.69 (0.1) | 09 13 09.70 | 09 13 09.71 (0.2) | 09 13 09.43 | 09 13 09.70 | |||
| Declination | 22 33 46.38 (0.2) | 22 33 46.74 | 22 33 46.39 (0.1) | 22 33 46.69 | 22 33 46.92 (0.2) | 22 33 42.12 | 22 33 46.77 | |||
| Spectral type | DA+M | DA+M2 | DA3.7 M | DA+M | ||||||
| Effective temperature | [K] | 14065.0 (2298) | 6300.0 (3) | |||||||
| log(g) | [cgs] | 8.60 (0.3) | 10.00 (0.003) | |||||||
| Mass | [M☉] | 0.98 (0.2) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 3.49 (0.3) | 3.07 (0.2) | 3.49 (0.3) | ||||||
| Distance | [pc] | 286.69 (21) | 325.67 (25) | 1069.00 (256) | 286.69 (21) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -10.19241187 (0.3) | -12.19820345 (0.3) | -10.192 (0.3) | ||||||
| Proper motion (declination) | [mas/yr] | -33.82219892 (0.2) | -30.42049082 (0.2) | -33.822 (0.2) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | WDMS | ||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 14.76 (0.03) | |||||||||
| H magnitude | 14.19 (0.03) | |||||||||
| K magnitude | 13.95 (0.04) | |||||||||
| u magnitude | 19.26 (0.02) | 19.23 | 19.26 (0.02) | 19.22 | 19.27 (0.03) | |||||
| g magnitude | 18.40 (0.007) | 18.39 | 18.40 (0.007) | 18.38 | 18.40 (0.01) | |||||
| r magnitude | 17.55 (0.006) | 17.54 | 17.55 (0.006) | 17.53 | 17.54 (0.01) | |||||
| i magnitude | 16.63 (0.005) | 16.62 | 16.63 (0.005) | 16.61 | 16.63 (0.01) | |||||
| z magnitude | 16.09 (0.007) | 16.08 | 16.10 (0.007) | 16.07 | 16.09 (0.02) | |||||
| G magnitude | 17.19 (0.01) | 17.21 | 17.19 (0.003) | |||||||
| BP magnitude | 18.11 (0.01) | 18.12 | ||||||||
| RP magnitude | 16.19 (0.005) | 16.21 | ||||||||
| Pan g magnitude | 18.28 (0.004) | |||||||||
| Pan r magnitude | 17.54 (0.004) | |||||||||
| Pan i magnitude | 16.63 (0.003) | |||||||||
| Pan z magnitude | 16.17 (0.004) | |||||||||
| Pan y magnitude | 15.95 (0.006) | |||||||||
| E(B-V) | 0.031 | |||||||||
* 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.