All names: Gaia DR2 743095695158184960, TIC 307959286, 2MASS J09561351+2723445, SDSS J095613.52+272344.3, LAMOST J095613.52+272344.3, 2XMMi J095613.4+272344, Gaia DR3 743095695158184960, Gaia EDR3 743095695158184960
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 56 13.52 (0.2) | 09 56 13.52 | 09 56 13.52 (0.2) | 09 56 13.52 | 09 56 13.53 (0.2) | |||
| Declination | 27 23 44.17 (0.2) | 27 23 44.39 | 27 23 44.18 (0.3) | 27 23 44.39 | 27 23 44.47 (0.1) | |||
| Spectral type | D+dM2 | |||||||
| Effective temperature | [K] | |||||||
| log(g) | [cgs] | |||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.95 (0.2) | 0.48 (0.3) | 0.95 (0.2) | ||||
| Distance | [pc] | 1048.92 (220) | 2071.75 (1252) | 1048.88 (220) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -4.818789662 (0.2) | -4.298431028 (0.4) | -4.819 (0.2) | ||||
| Proper motion (declination) | [mas/yr] | -19.10210949 (0.2) | -18.98723348 (0.5) | -19.102 (0.2) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS? | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 15.57 (0.06) | |||||||
| H magnitude | 15.00 (0.08) | |||||||
| K magnitude | 14.76 (0.1) | |||||||
| u magnitude | 21.42 (0.09) | 21.42 | 21.42 (0.09) | |||||
| g magnitude | 19.68 (0.01) | 19.68 | 19.68 (0.01) | |||||
| r magnitude | 18.53 (0.009) | 18.52 | 18.53 (0.009) | |||||
| i magnitude | 17.50 (0.007) | 17.50 | 17.50 (0.007) | |||||
| z magnitude | 16.93 (0.01) | 16.92 | 16.92 (0.01) | |||||
| G magnitude | 18.20 (0.03) | 18.21 | 18.20 (0.003) | |||||
| BP magnitude | 19.28 (0.03) | 19.29 | ||||||
| RP magnitude | 17.09 (0.006) | 17.09 | ||||||
| Pan g magnitude | 19.60 (0.008) | |||||||
| Pan r magnitude | 18.54 (0.004) | |||||||
| Pan i magnitude | 17.50 (0.003) | |||||||
| Pan z magnitude | 17.04 (0.006) | |||||||
| Pan y magnitude | 16.79 (0.008) | |||||||
| E(B-V) | 0.020 | |||||||
* 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.