All names: Gaia DR3 1398291165161647872, WDS J15528+4731B, ** SLN 32B, Gaia DR2 1398291165161647872, SDSS J155244.41+473124.0
| Parameter | Unit | Simbad |
|---|---|---|
| Right ascension | 15 52 44.41 (0.2) | |
| Declination | 47 31 24.06 (0.2) | |
| Spectral type | 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] | 2.68 (0.2) |
| Distance | [pc] | 373.04 (27) |
| Composition | ||
| Proper motion (right ascension) | [mas/yr] | -3.946 (0.2) |
| Proper motion (declination) | [mas/yr] | -13.885 (0.3) |
| Variability | ||
| Magnetic | ||
| Bd | [MG] | |
| Infrared excess (disk) | ||
| Binarity | ||
| B magnitude | ||
| V magnitude | ||
| R magnitude | ||
| I magnitude | ||
| J magnitude | ||
| H magnitude | ||
| K magnitude | ||
| u magnitude | 19.21 (0.04) | |
| g magnitude | 18.99 (0.03) | |
| r magnitude | 19.30 (0.02) | |
| i magnitude | 19.61 (0.03) | |
| z magnitude | 19.80 (0.07) | |
| G magnitude | 19.11 (0.004) | |
| BP magnitude | ||
| RP magnitude | ||
| Pan g magnitude | ||
| Pan r magnitude | ||
| Pan i magnitude | ||
| Pan z magnitude | ||
| Pan y magnitude | ||
| E(B-V) | ||
* 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.