All names: Gaia DR3 1678419553661774336, [SGR2010] J1321+6646, Gaia DR2 1678419553661349248, GALEX J132142.4+664612, SDSS J132142.39+664613.1, SDSS J132142.39+664612.7, Gaia EDR3 1678419553661774336, 2MASS J13214239+6646129, WD 1320+670, TIC 232976058, SDSS J132142.39+664612.9
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 21 42.36 (0.2) | 13 21 42.39 | 13 21 42.37 (0.3) | 13 21 42.41 (0.2) | 13 21 41.64 | |||
| Declination | 66 46 12.93 (0.2) | 66 46 12.88 | 66 46 12.93 (0.2) | 66 46 12.96 (0.2) | 66 46 07.68 | |||
| Spectral type | DB+M2 | DB+M2 | ||||||
| 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] | 1.90 (0.3) | 2.90 (0.3) | 1.90 (0.3) | ||||
| Distance | [pc] | 527.13 (72) | 344.45 (36) | 527.12 (72) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -16.52244024 (0.3) | -14.5670363 (0.6) | -16.522 (0.3) | ||||
| Proper motion (declination) | [mas/yr] | -1.628308665 (0.3) | 0.217174338 (0.4) | -1.628 (0.3) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | yes | |||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.60 (0.03) | |||||||
| H magnitude | 13.92 (0.04) | |||||||
| K magnitude | 13.77 (0.05) | |||||||
| u magnitude | 18.44 (0.02) | 18.43 (0.02) | 18.43 | |||||
| g magnitude | 18.04 (0.006) | 18.06 (0.006) | 18.06 | |||||
| r magnitude | 17.25 (0.005) | 17.25 (0.005) | 17.25 | |||||
| i magnitude | 16.39 (0.004) | 16.38 (0.004) | 16.38 | |||||
| z magnitude | 15.87 (0.007) | 15.85 (0.007) | 15.85 | |||||
| G magnitude | 17.13 (0.008) | 17.07 | 17.13 (0.005) | |||||
| BP magnitude | 17.78 (0.008) | 17.77 | ||||||
| RP magnitude | 15.97 (0.003) | 15.98 | ||||||
| Pan g magnitude | 17.97 (0.006) | |||||||
| Pan r magnitude | 17.28 (0.004) | |||||||
| Pan i magnitude | 16.40 (0.003) | |||||||
| Pan z magnitude | 15.97 (0.004) | |||||||
| Pan y magnitude | 15.75 (0.004) | |||||||
| E(B-V) | 0.018 | |||||||
* 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.