All names: LAMOSTJ051506.28+095429.6, 2MASS J05150627+0954295, Gaia DR2 3386721591391649536, Gaia DR3 3386721595688088192, LAMOST J051506.28+095429.6, UCAC4 500-011244
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 05 15 06.29 | 05 15 06.29 (0.06) | ||
| Declination | 09 54 29.61 | 09 54 29.51 (0.04) | ||
| Spectral type | sdOB | sdB/sdO | ||
| Effective temperature | [K] | 34873.0 (359) | ||
| log(g) | [cgs] | 5.93 (0.07) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.67 (0.1) | 0.64 (0.07) | |
| Distance | [pc] | 1500.83 (233) | 1551.35 (168) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 2.181 (0.2) | 1.867 (0.08) | |
| Proper motion (declination) | [mas/yr] | 7.914 (0.1) | 8.07 (0.06) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.57 (0.07) | |||
| V magnitude | 16.52 (0.2) | |||
| R magnitude | 16.14 (0.4) | |||
| I magnitude | ||||
| J magnitude | 16.73 (0.2) | 16.73 (0.2) | ||
| H magnitude | 16.13 (0.2) | 16.13 (0.2) | ||
| K magnitude | 16.16 (0.3) | 16.16 (0.3) | ||
| u magnitude | ||||
| g magnitude | 16.41 (0.01) | |||
| r magnitude | 16.51 (0.01) | |||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.47 (0.002) | 16.46 (0.003) | ||
| BP magnitude | 16.38 (0.02) | |||
| RP magnitude | 16.45 (0.008) | |||
| Pan g magnitude | 16.41 (0.003) | |||
| Pan r magnitude | 16.58 (0.003) | |||
| Pan i magnitude | 16.78 (0.002) | |||
| Pan z magnitude | 16.94 (0.004) | |||
| Pan y magnitude | 17.05 (0.008) | |||
| E(B-V) | 0.231 | |||
* 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.