All names: 2MASS J17330612+0307326, UCAC4 466-063931, LAMOST J173306.13+030732.6, SDSS J173306.12+030732.7, Gaia DR3 4376861778195660544, LAMOSTJ173306.13+030732.6, Gaia EDR3 4376862048774710528, Gaia DR2 4376861778195660544, GALEX J173306.1+030732
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 17 33 01.60 (0.5) | 17 33 06.13 | 17 33 06.13 (0.03) | ||
| Declination | 03 08 58.88 (0.4) | 03 07 32.61 | 03 07 32.76 (0.03) | ||
| Spectral type | sdB | sdB/sdO | |||
| Effective temperature | [K] | 30364.0 (330) | |||
| log(g) | [cgs] | 5.72 (0.09) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.42 (0.6) | 0.57 (0.06) | 0.49 (0.04) | |
| Distance | [pc] | 703.33 (298) | 1758.09 (192) | 2050.02 (177) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -1.095 (0.6) | -4.435 (0.1) | -3.742 (0.04) | |
| Proper motion (declination) | [mas/yr] | -5.441 (0.5) | -4.268 (0.1) | -3.97 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 16.03 (0.07) | ||||
| V magnitude | 15.72 (0.01) | ||||
| R magnitude | 16.49 (0.2) | ||||
| I magnitude | |||||
| J magnitude | 15.72 (0.08) | 15.72 (0.08) | |||
| H magnitude | 15.39 (0.1) | 15.39 (0.1) | |||
| K magnitude | 15.21 (0.2) | 15.21 (0.2) | |||
| u magnitude | 16.24 (0.006) | 16.23 (0.006) | |||
| g magnitude | 16.10 (0.003) | 16.11 (0.003) | |||
| r magnitude | 16.28 (0.004) | 16.28 (0.004) | |||
| i magnitude | 16.39 (0.004) | 16.39 (0.004) | |||
| z magnitude | 16.49 (0.009) | 16.48 (0.009) | |||
| G magnitude | 20.34 (0.006) | 16.17 (0.002) | 16.14 (0.003) | ||
| BP magnitude | 20.61 (0.1) | 16.13 (0.009) | |||
| RP magnitude | 19.70 (0.06) | 16.08 (0.004) | |||
| Pan g magnitude | 16.15 (0.002) | ||||
| Pan r magnitude | 16.30 (0.004) | ||||
| Pan i magnitude | 16.43 (0.003) | ||||
| Pan z magnitude | 16.51 (0.004) | ||||
| Pan y magnitude | 16.53 (0.004) | ||||
| E(B-V) | 0.255 | ||||
* 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.