All names: SDSS J065251.84+290023.2, TIC 91198426, Gaia EDR3 887620515740571264, KUV 06497+2904, LAMOST J065251.96+290023.7, Gaia DR2 887620515740571264, Gaia DR3 887620515740571264, GALEX J065251.9+290023, 2MASS J06525184+2900231, SDSS J065251.83+290023.2, SDSSJ065251.84+290023.3
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 06 52 51.84 (0.03) | 06 52 51.84 | 06 52 51.84 (0.03) | ||
| Declination | 29 00 23.23 (0.03) | 29 00 23.30 | 29 00 23.30 (0.03) | ||
| Spectral type | sdB | sdB0.5He9 | |||
| Effective temperature | [K] | 32110.0 (580) | |||
| log(g) | [cgs] | 5.70 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.96 (0.04) | 1.09 (0.05) | 0.96 (0.04) | |
| Distance | [pc] | 1041.34 (42) | 920.64 (38) | 1041.34 (42) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -1.525 (0.04) | -1.468 (0.08) | -1.525 (0.04) | |
| Proper motion (declination) | [mas/yr] | -4.605 (0.03) | -4.478 (0.07) | -4.605 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | |||||
| V magnitude | 14.82 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 15.38 (0.04) | 15.38 (0.04) | |||
| H magnitude | 15.41 (0.09) | 15.41 (0.09) | |||
| K magnitude | 15.47 (0.1) | 15.47 (0.1) | |||
| u magnitude | 14.28 (0.003) | 14.28 (0.003) | |||
| g magnitude | 14.52 (0.003) | 14.52 (0.003) | |||
| r magnitude | 14.99 (0.003) | 14.99 (0.003) | |||
| i magnitude | 15.33 (0.004) | 15.33 (0.004) | |||
| z magnitude | 15.65 (0.006) | 15.65 (0.006) | |||
| G magnitude | 14.77 (0.003) | 14.79 (0.0006) | 14.77 (0.003) | ||
| BP magnitude | 14.64 (0.004) | 14.56 (0.009) | |||
| RP magnitude | 15.03 (0.005) | 15.02 (0.005) | |||
| Pan g magnitude | 14.60 (0.003) | ||||
| Pan r magnitude | 15.03 (0.002) | ||||
| Pan i magnitude | 15.36 (0.003) | ||||
| Pan z magnitude | 15.63 (0.003) | ||||
| Pan y magnitude | 15.80 (0.005) | ||||
| E(B-V) | 0.050 | ||||
* 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.