All names: Gaia DR2 2076076350678113536, Gaia EDR3 2076076243301193728, Gaia DR3 2076076350678113536, LAMOST J200118.96+441030.9
| Parameter | Unit | Gaia EDR3 | Stilism | Guo et al. 2015 | Simbad |
|---|---|---|---|---|---|
| Right ascension | 20 01 17.36 (0.3) | 20 01 18.96 (0.01) | |||
| Declination | 44 10 05.00 (0.3) | 44 10 30.92 (0.01) | |||
| Spectral type | DA_in_nebula | DA | |||
| 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] | 3.75 (0.4) | 1.29 (0.01) | ||
| Distance | [pc] | 266.65 (25) | 774.41 (7) | ||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -1.631 (0.5) | -2.962 (0.01) | ||
| Proper motion (declination) | [mas/yr] | -2.733 (0.4) | -14.22 (0.01) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 20.01 (0.005) | 13.74 (0.003) | |||
| BP magnitude | 20.24 (0.05) | ||||
| RP magnitude | 19.83 (0.06) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.096 | ||||
* 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.