All names: LAMOST J075139.26+064604.8, Gaia DR2 3144058245567712512, Gaia EDR3 3144058245567712512, Gaia DR3 3144058245567712512, LAMOSTJ075139.27+064604.8, UCAC4 484-041343, 2MASS J07513926+0646048, TIC 453213402, LAMOST J075139.27+064604.8
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 51 39.27 (0.04) | 07 51 39.27 | 07 51 39.27 (0.04) | ||
| Declination | 06 46 04.72 (0.03) | 06 46 04.87 | 06 46 04.87 (0.03) | ||
| Spectral type | He-sdOB | sdOBHe30 | |||
| Effective temperature | [K] | 40878.0 (165) | |||
| log(g) | [cgs] | 5.74 (0.05) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.22 (0.05) | 1.25 (0.06) | 1.22 (0.05) | |
| Distance | [pc] | 818.46 (31) | 798.91 (37) | 818.46 (31) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -1.955 (0.04) | -1.904 (0.1) | -1.955 (0.04) | |
| Proper motion (declination) | [mas/yr] | -9.453 (0.03) | -9.535 (0.07) | -9.453 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.30 (0.1) | ||||
| V magnitude | 13.46 (0.04) | ||||
| R magnitude | 13.80 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 14.23 (0.03) | 14.23 (0.03) | |||
| H magnitude | 14.41 (0.05) | 14.41 (0.05) | |||
| K magnitude | 14.48 (0.09) | 14.48 (0.09) | |||
| u magnitude | 12.86 (0.003) | ||||
| g magnitude | 13.18 (0.002) | 13.33 (0.03) | |||
| r magnitude | 13.73 (0.003) | 13.64 (0.03) | |||
| i magnitude | 14.11 (0.003) | 13.93 (0.07) | |||
| z magnitude | 14.43 (0.004) | ||||
| G magnitude | 13.49 (0.003) | 13.50 (0.0005) | 13.49 (0.003) | ||
| BP magnitude | 13.32 (0.003) | 13.25 (0.008) | |||
| RP magnitude | 13.81 (0.004) | 13.80 (0.002) | |||
| Pan g magnitude | 13.27 | ||||
| Pan r magnitude | 13.80 (0.01) | ||||
| Pan i magnitude | 14.15 (0.005) | ||||
| Pan z magnitude | 14.43 (0.004) | ||||
| Pan y magnitude | 14.65 (0.002) | ||||
| E(B-V) | 0.028 | ||||
* 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.