All names: Gaia EDR3 1403938948372659072, Gaia DR2 1403938944076702464, SDSS J160254.49+520018.1, SDSS J160254.49+520018.0, GALEX J160254.5+520017, Gaia DR3 1403938948372659072
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 16 02 54.49 (0.3) | 16 02 54.49 (0.3) | ||
| Declination | 52 00 18.06 (0.4) | 52 00 18.08 (0.4) | ||
| 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] | 2.69 (0.4) | 2.69 (0.4) | |
| Distance | [pc] | 371.94 (51) | 371.94 (51) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -1.373 (0.4) | -1.373 (0.4) | |
| Proper motion (declination) | [mas/yr] | -1.568 (0.5) | -1.568 (0.5) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | ||||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | 19.99 (0.04) | |||
| g magnitude | 19.99 (0.02) | |||
| r magnitude | 20.13 (0.02) | |||
| i magnitude | 20.29 (0.04) | |||
| z magnitude | 20.52 (0.2) | |||
| G magnitude | 20.02 (0.006) | 20.02 (0.006) | ||
| BP magnitude | 19.95 (0.07) | |||
| RP magnitude | 19.89 (0.09) | |||
| Pan g magnitude | ||||
| Pan r magnitude | ||||
| Pan i magnitude | ||||
| Pan z magnitude | ||||
| Pan y magnitude | ||||
| E(B-V) | 0.020 | |||
* 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.