All names: 2MASS J03530687+1648486, SDSSJ035306.89+164848.6, SDSS J035306.89+164848.5, SDSS J035306.89+164848.6, TIC 242940491, Gaia DR2 43520323792771712, GALEX J035306.9+164848, UCAC4 535-007377, Gaia DR3 43520323793261440
| Parameter | Unit | Geier 2020 | Simbad |
|---|---|---|---|
| Right ascension | 03 53 06.89 | 03 53 06.91 (0.6) | |
| Declination | 16 48 48.59 | 16 48 48.64 (0.4) | |
| Spectral type | sd | sdB+F3IV | |
| 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] | -0.49 (0.8) | |
| Distance | [pc] | ||
| Composition | |||
| Proper motion (right ascension) | [mas/yr] | -12.676 (1) | -3.754 (0.8) |
| Proper motion (declination) | [mas/yr] | -6.854 (0.8) | -2.79 (0.5) |
| Variability | |||
| Magnetic | |||
| Bd | [MG] | ||
| Infrared excess (disk) | |||
| Binarity | |||
| B magnitude | 14.90 (0.02) | ||
| V magnitude | 14.67 (0.05) | ||
| R magnitude | 14.84 (0.07) | ||
| I magnitude | |||
| J magnitude | 13.58 (0.03) | 13.58 (0.03) | |
| H magnitude | 13.11 (0.03) | 13.11 (0.03) | |
| K magnitude | 13.05 (0.03) | 13.05 (0.03) | |
| u magnitude | 15.04 (0.004) | 15.03 (0.02) | |
| g magnitude | 14.69 (0.003) | 14.71 (0.02) | |
| r magnitude | 14.60 (0.003) | 14.65 (0.06) | |
| i magnitude | 14.55 (0.003) | 14.61 (0.1) | |
| z magnitude | 14.50 (0.004) | 14.51 (0.01) | |
| G magnitude | 14.61 (0.003) | 14.71 (0.006) | |
| BP magnitude | 14.68 (0.003) | ||
| RP magnitude | 14.23 (0.002) | ||
| Pan g magnitude | 14.70 (0.002) | ||
| Pan r magnitude | 14.65 (0.009) | ||
| Pan i magnitude | 14.65 (0.009) | ||
| Pan z magnitude | 14.65 (0.009) | ||
| Pan y magnitude | 14.60 (0.005) | ||
| 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.