All names: SDSS J174618.94+262217.0, 2MASS J17461894+2622170, TIC 460068937, Gaia DR2 4582265290590354304, Gaia EDR3 4582265290590354304, Gaia DR3 4582265290590354304
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 17 46 18.94 (0.03) | 17 46 18.94 | 17 46 18.94 (0.04) | 17 46 18.94 (0.03) | 17 46 18.94 | |||
| Declination | 26 22 17.00 (0.04) | 26 22 17.00 | 26 22 17.00 (0.05) | 26 22 17.02 (0.04) | 26 22 16.96 | |||
| Spectral type | DQ | DQ:_CIZ | ||||||
| Effective temperature | [K] | 6300.0 (3) | ||||||
| log(g) | [cgs] | 10.00 (0.003) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.09 (0.04) | 0.03 (0.06) | 0.09 (0.04) | ||||
| Distance | [pc] | 11387.86 (5731) | 39940.03 (94415) | 11389.52 (5734) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -1.753038265 (0.04) | -1.839060367 (0.08) | -1.753 (0.04) | ||||
| Proper motion (declination) | [mas/yr] | -1.456520726 (0.04) | -1.533638558 (0.1) | -1.457 (0.04) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 15.38 (0.05) | |||||||
| H magnitude | 14.97 (0.09) | |||||||
| K magnitude | 14.81 (0.1) | |||||||
| u magnitude | 19.06 (0.02) | 19.03 (0.02) | 19.03 (0.02) | |||||
| g magnitude | 17.48 (0.005) | 17.48 (0.005) | 17.47 (0.01) | |||||
| r magnitude | 16.66 (0.004) | 16.66 (0.004) | 16.65 (0.01) | |||||
| i magnitude | 16.39 (0.004) | 16.39 (0.004) | 16.40 (0.01) | |||||
| z magnitude | 16.28 (0.008) | 16.28 (0.008) | 16.27 (0.01) | |||||
| G magnitude | 16.71 (0.005) | 16.72 | 16.71 (0.003) | |||||
| BP magnitude | 17.25 (0.005) | 17.25 | ||||||
| RP magnitude | 16.06 (0.003) | 16.06 | ||||||
| Pan g magnitude | 17.36 (0.004) | |||||||
| Pan r magnitude | 16.66 (0.002) | |||||||
| Pan i magnitude | 16.41 (0.003) | |||||||
| Pan z magnitude | 16.32 (0.003) | |||||||
| Pan y magnitude | 16.27 (0.007) | |||||||
| E(B-V) | 0.049 | |||||||
* 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.