All names: SDSS J160927.00+080623.4, Gaia DR2 4451409074575859328, GALEX J160927.1+080621, SDSS J160926.99+080623.4, Gaia DR3 4451409074575859328, Gaia EDR3 4451409074575859328
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|
| Right ascension | 16 09 26.98 (0.4) | 16 09 27.00 (0.4) | |||
| Declination | 08 06 23.39 (0.3) | 08 06 23.48 (0.3) | |||
| Spectral type | DA | 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] | 4.99 (0.6) | 4.99 (0.6) | ||
| Distance | [pc] | 200.39 (23) | 200.39 (23) | ||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -20.338 (0.6) | -20.338 (0.6) | ||
| Proper motion (declination) | [mas/yr] | -5.702 (0.4) | -5.702 (0.4) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | 20.92 (0.07) | ||||
| g magnitude | 20.36 (0.02) | ||||
| r magnitude | 20.17 (0.02) | ||||
| i magnitude | 20.12 (0.03) | ||||
| z magnitude | 20.11 (0.09) | ||||
| G magnitude | 20.10 (0.005) | 20.10 (0.005) | |||
| BP magnitude | 20.27 (0.08) | ||||
| RP magnitude | 19.77 (0.07) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.032 | ||||
* 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.