All names: EC 20013-6642, GALEX J200606.2-663345, UCAC4 118-150247, TIC 352435150, Gaia DR2 6427417699470722688, EC20013-6642, 2MASS J20060623-6633464, Gaia DR3 6427417699470722688
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 20 06 06.09 | 20 06 06.25 (0.01) | ||
| Declination | -66 33 48.74 | -66 33 46.20 (0.03) | ||
| Spectral type | sdB | sdB | ||
| 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] | 0.82 (0.06) | 0.93 (0.03) | |
| Distance | [pc] | 1226.54 (86) | 1072.85 (39) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -4.111 (0.06) | -4.207 (0.02) | |
| Proper motion (declination) | [mas/yr] | -6.1 (0.09) | -6.079 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.78 | |||
| V magnitude | 14.98 | |||
| R magnitude | 15.10 (0.06) | |||
| I magnitude | ||||
| J magnitude | 15.41 (0.07) | 15.41 (0.07) | ||
| H magnitude | 15.39 (0.1) | 15.39 (0.1) | ||
| K magnitude | 15.82 (0.3) | 15.82 (0.3) | ||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 14.94 (0.0005) | 14.92 (0.003) | ||
| BP magnitude | 14.78 (0.005) | |||
| RP magnitude | 15.13 (0.002) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.041 | |||
* 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.