All names: SDSS J161227.48+541130.4, SDSS J161227.47+541130.4, Gaia EDR3 1428949088396986240, Gaia DR3 1428949088396986240, GALEX J161227.4+541130, Gaia DR2 1428949088396986240, USNO-A2.0 1425-08464635
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 16 12 27.47 (0.3) | 16 12 27.48 (0.3) | ||
| Declination | 54 11 30.21 (0.3) | 54 11 30.54 (0.3) | ||
| Spectral type | DB | |||
| 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] | 1.62 (0.4) | 1.62 (0.4) | |
| Distance | [pc] | 615.99 (136) | 615.99 (136) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -9.801 (0.4) | -9.801 (0.4) | |
| Proper motion (declination) | [mas/yr] | -20.659 (0.5) | -20.659 (0.5) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 19.20 (0.3) | |||
| V magnitude | ||||
| R magnitude | 19.10 (0.3) | |||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 19.83 (0.05) | |||
| g magnitude | 20.02 (0.02) | |||
| r magnitude | 20.24 (0.03) | |||
| i magnitude | 20.41 (0.05) | |||
| z magnitude | 20.74 (0.2) | |||
| G magnitude | 20.10 (0.006) | 20.10 (0.006) | ||
| BP magnitude | 20.01 (0.07) | |||
| RP magnitude | 19.98 (0.09) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.021 | |||
* 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.