All names: UCAC4 518-044651, Gaia EDR3 3152400171567834368, LAMOST J075154.73+133247.5, TIC 17747652, Gaia DR3 3152400171567834368, SDSSJ075154.72+133247.5, Gaia DR2 3152400171567834368, GALEX J075154.7+133247, SDSS J075154.72+133247.5, 2MASS J07515473+1332475
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 51 54.73 (0.05) | 07 51 54.72 | 07 51 54.72 (0.05) | ||
| Declination | 13 32 47.56 (0.03) | 13 32 47.56 | 13 32 47.61 (0.03) | ||
| Spectral type | sdOB | sdB/sdO | |||
| Effective temperature | [K] | 35252.0 (429) | |||
| log(g) | [cgs] | 5.34 (0.02) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.63 (0.05) | 0.50 (0.07) | 0.63 (0.05) | |
| Distance | [pc] | 1578.78 (121) | 1981.38 (278) | 1578.78 (121) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 2.078 (0.05) | 2.111 (0.1) | 2.078 (0.05) | |
| Proper motion (declination) | [mas/yr] | -2.846 (0.03) | -2.708 (0.07) | -2.846 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.70 (0.04) | ||||
| V magnitude | 16.00 (0.1) | ||||
| R magnitude | 16.05 (0.3) | ||||
| I magnitude | |||||
| J magnitude | 16.52 (0.1) | 16.52 (0.1) | |||
| H magnitude | 16.15 | ||||
| K magnitude | 15.63 | ||||
| u magnitude | 15.20 (0.005) | 15.19 (0.005) | |||
| g magnitude | 15.45 (0.004) | 15.44 (0.004) | |||
| r magnitude | 15.94 (0.004) | 15.94 (0.004) | |||
| i magnitude | 16.27 (0.005) | 16.27 (0.005) | |||
| z magnitude | 16.61 (0.009) | 16.61 (0.009) | |||
| G magnitude | 15.69 (0.003) | 15.71 (0.0007) | 15.69 (0.003) | ||
| BP magnitude | 15.55 (0.004) | 15.48 (0.006) | |||
| RP magnitude | 15.96 (0.006) | 15.95 (0.004) | |||
| Pan g magnitude | 15.53 (0.004) | ||||
| Pan r magnitude | 15.95 (0.002) | ||||
| Pan i magnitude | 16.31 (0.003) | ||||
| Pan z magnitude | 16.58 (0.005) | ||||
| Pan y magnitude | 16.76 (0.01) | ||||
| 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.