All names: WDJ164457.55-295009.56, TIC 354718059, WISE J164457.60-295008.9, Gaia DR2 6031231499269624832, Gaia EDR3 6031231503573227392, WDJ164457.55-295009.55, 2MASS J16445760-2950089, UCAC4 301-098282, WISEA J164457.60-295008.9, Gaia DR3 6031231503573227392
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|
| Right ascension | 16 44 57.60 (5) | 16 44 57.60 | 16 44 57.55 (0.3) | 16 44 57.60 | |||
| Declination | -29 50 09.09 (2) | -29 50 09.10 | -29 50 09.56 (0.2) | -29 50 09.10 | |||
| Spectral type | CND | ||||||
| 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] | 55.72 (0.2) | 55.72 (0.2) | 55.72 (0.2) | |||
| Distance | [pc] | 17.95 (0.07) | 17.95 (0.07) | 17.95 (0.07) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 37.65780564 (0.5) | 37.658 (0.5) | 37.65780564 | |||
| Proper motion (declination) | [mas/yr] | 29.79972787 (0.2) | 29.8 (0.2) | 29.79972787 | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 16.46 (0.06) | ||||||
| V magnitude | 15.37 (0.01) | ||||||
| R magnitude | 15.05 (0.3) | ||||||
| I magnitude | |||||||
| J magnitude | 13.26 (0.02) | ||||||
| H magnitude | 12.73 (0.03) | ||||||
| K magnitude | 12.63 (0.03) | ||||||
| u magnitude | |||||||
| g magnitude | 15.87 (0.01) | ||||||
| r magnitude | 14.89 (0.01) | ||||||
| i magnitude | 14.66 (0.01) | ||||||
| z magnitude | |||||||
| G magnitude | 14.97 (0.002) | 14.98 | 14.97 (0.003) | 14.98 | |||
| BP magnitude | 15.56 (0.002) | 15.59 | 15.59 | ||||
| RP magnitude | 14.22 (0.001) | 14.23 | 14.23 | ||||
| Pan g magnitude | 15.77 (0.008) | ||||||
| Pan r magnitude | 15.01 (0.03) | ||||||
| Pan i magnitude | 14.64 (0.009) | ||||||
| Pan z magnitude | 14.50 (0.02) | ||||||
| Pan y magnitude | 14.38 (0.007) | ||||||
| E(B-V) | 0.001 | ||||||
* 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.