All names: Gaia DR3 647834248245876352, Gaia DR2 647834248245876352, SDSS J093832.33+273406.2, GALEX J093832.4+273406, Gaia EDR3 647834248245876352
| Parameter | Unit | Gaia EDR3 | Stilism | Simbad | Vincent et al. 2023 |
|---|---|---|---|---|---|
| Right ascension | 09 38 32.37 (0.4) | 09 38 32.33 (0.4) | |||
| Declination | 27 34 06.10 (0.3) | 27 34 06.34 (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] | 3.21 (0.6) | 3.21 (0.6) | ||
| Distance | [pc] | 311.70 (54) | 311.70 (54) | ||
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 32.8 (0.5) | 32.8 (0.5) | ||
| Proper motion (declination) | [mas/yr] | -15.156 (0.3) | -15.156 (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 | 20.48 (0.06) | ||||
| g magnitude | 20.01 (0.02) | ||||
| r magnitude | 19.99 (0.02) | ||||
| i magnitude | 19.99 (0.03) | ||||
| z magnitude | 20.08 (0.1) | ||||
| G magnitude | 19.95 (0.005) | 19.95 (0.005) | |||
| BP magnitude | 20.13 (0.08) | ||||
| RP magnitude | 19.79 (0.09) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.019 | ||||
* 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.