All names: PN G211.9+22.6, TIC 334382552, PK 211+22 1, PK 212+23 1, 2MASS J08111275+1057169, Gaia DR2 648899606296121472, GSC2 N2213212255, GSC 00798-00438, UCAC2 35569131, EGB 0808+11, EGB 5, Gaia EDR3 648899606296121472, Gaia DR3 648899606296121472, EGB5
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 08 11 12.75 (0.04) | 08 11 12.76 | 08 11 12.77 (0.04) | ||
| Declination | 10 57 17.18 (0.03) | 10 57 16.80 | 10 57 17.10 (0.03) | ||
| Spectral type | sdB+MS | sdB | |||
| Effective temperature | [K] | 34060.0 (500) | |||
| log(g) | [cgs] | 5.85 (0.05) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.59 (0.05) | 1.67 (0.08) | 1.59 (0.05) | |
| Distance | [pc] | 627.67 (20) | 597.73 (28) | 627.67 (20) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -17.022 (0.05) | -17.215 (0.1) | -17.022 (0.05) | |
| Proper motion (declination) | [mas/yr] | 5.278 (0.03) | 5.279 (0.08) | 5.278 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | 14.20 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 14.48 (0.04) | 14.48 (0.04) | |||
| H magnitude | 14.53 (0.06) | 14.53 (0.06) | |||
| K magnitude | 14.69 (0.08) | 14.69 (0.08) | |||
| u magnitude | 13.79 (0.007) | ||||
| g magnitude | 13.62 (0.002) | ||||
| r magnitude | |||||
| i magnitude | 15.70 (0.02) | ||||
| z magnitude | 15.24 (0.009) | ||||
| G magnitude | 13.78 (0.003) | 13.79 (0.0007) | 13.78 (0.003) | ||
| BP magnitude | 13.62 (0.003) | 13.55 (0.006) | |||
| RP magnitude | 14.09 (0.004) | 14.09 (0.001) | |||
| Pan g magnitude | 13.62 (0.0001) | ||||
| Pan r magnitude | 14.06 (0.002) | ||||
| Pan i magnitude | 14.43 (0.002) | ||||
| Pan z magnitude | 14.71 (0.003) | ||||
| Pan y magnitude | 14.91 (0.003) | ||||
| E(B-V) | 0.023 | ||||
* 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.