All names: LAMOSTJ065121.02+520025.5, Gaia DR3 993122779593859584, LAMOST J065121.02+520025.5, GALEX J065121.1+520027, Gaia DR2 993122779593859584, UCAC4 711-045007
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 06 51 21.03 | 06 51 21.04 (0.04) | ||
| Declination | 52 00 25.53 | 52 00 25.51 (0.04) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 31328.0 (166) | ||
| log(g) | [cgs] | 6.08 (0.05) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.10 (0.07) | 0.38 (0.05) | |
| Distance | [pc] | 9813.54 (6992) | 2617.12 (345) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.053 (0.1) | 0.394 (0.05) | |
| Proper motion (declination) | [mas/yr] | -3.08 (0.1) | -3.021 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.17 (0.05) | |||
| V magnitude | 16.18 (0.06) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | ||||
| H magnitude | ||||
| K magnitude | ||||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.30 (0.002) | 16.27 (0.003) | ||
| BP magnitude | 16.11 (0.01) | |||
| RP magnitude | 16.49 (0.007) | |||
| Pan g magnitude | 16.12 (0.002) | |||
| Pan r magnitude | 16.50 (0.002) | |||
| Pan i magnitude | 16.84 (0.005) | |||
| Pan z magnitude | 17.09 (0.006) | |||
| Pan y magnitude | 17.21 (0.008) | |||
| E(B-V) | 0.067 | |||
* 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.