All names: LAMOST J034605.32+185047.3, Gaia DR3 44951132016854016, 2MASS J03460532+1850472, LAMOSTJ034605.32+185047.3, Gaia DR2 44951132016854016, WISE J034605.28+185047.2, UCAC4 545-007727
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 03 46 05.33 | 03 46 05.33 (0.04) | ||
| Declination | 18 50 47.32 | 18 50 47.36 (0.03) | ||
| Spectral type | sdB | sdB/sdO | ||
| Effective temperature | [K] | 22607.0 (558) | ||
| log(g) | [cgs] | 5.27 (0.07) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.41 (0.06) | 0.37 (0.05) | |
| Distance | [pc] | 2444.99 (386) | 2729.26 (372) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 4.173 (0.1) | 4.069 (0.06) | |
| Proper motion (declination) | [mas/yr] | -4.225 (0.08) | -4.131 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.13 (0.07) | |||
| V magnitude | 16.08 (0.1) | |||
| R magnitude | 16.08 (0.09) | |||
| I magnitude | ||||
| J magnitude | 15.73 (0.07) | 15.73 (0.07) | ||
| H magnitude | 15.58 (0.1) | 15.58 (0.1) | ||
| K magnitude | 15.32 | |||
| u magnitude | ||||
| g magnitude | 16.01 (0.05) | |||
| r magnitude | 16.05 (0.05) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.00 (0.0009) | 15.98 (0.003) | ||
| BP magnitude | 16.04 (0.004) | |||
| RP magnitude | 15.85 (0.006) | |||
| Pan g magnitude | 15.99 (0.004) | |||
| Pan r magnitude | 16.06 (0.002) | |||
| Pan i magnitude | 16.19 (0.002) | |||
| Pan z magnitude | 16.31 (0.003) | |||
| Pan y magnitude | 16.36 (0.004) | |||
| E(B-V) | 0.183 | |||
* 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.