All names: 2MASS J07102936+2333225, Gaia DR3 3368383116127317120, GALEX J071029.4+233322, WISEA J071029.33+233323.6, LAMOST J071029.36+233322.5, GALEX J071029.3+233323, TIC 255736798, UCAC4 568-037700, UCAC2 40173598, Gaia DR2 3368383116127317120, GALEXJ07104+2333, WISE J071029.34+233323.6
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 07 10 29.35 | 07 10 29.36 (0.02) | ||
| Declination | 23 33 23.04 | 23 33 22.54 (0.02) | ||
| Spectral type | sdB+F6V | sdO+F6V | ||
| Effective temperature | [K] | 55420.0 (24300) | ||
| log(g) | [cgs] | 5.21 (0.4) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.52 (0.05) | 0.52 (0.02) | |
| Distance | [pc] | 1909.49 (165) | 1911.31 (88) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -2.926 (0.08) | -3.011 (0.03) | |
| Proper motion (declination) | [mas/yr] | -3.03 (0.08) | -3.013 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.25 (0.07) | |||
| V magnitude | 14.34 (0.07) | |||
| R magnitude | 14.55 (0.1) | |||
| I magnitude | ||||
| J magnitude | 14.16 (0.04) | 14.16 (0.04) | ||
| H magnitude | 14.11 (0.05) | 14.11 (0.05) | ||
| K magnitude | 13.97 (0.06) | 13.97 (0.06) | ||
| u magnitude | ||||
| g magnitude | 14.25 (0.07) | |||
| r magnitude | 14.42 (0.05) | |||
| i magnitude | 14.95 (0.7) | |||
| z magnitude | ||||
| G magnitude | 14.29 (0.001) | 14.27 (0.003) | ||
| BP magnitude | 14.15 (0.02) | |||
| RP magnitude | 14.27 (0.003) | |||
| Pan g magnitude | 14.23 (0.002) | |||
| Pan r magnitude | 14.46 (0.002) | |||
| Pan i magnitude | 14.62 (0.003) | |||
| Pan z magnitude | 14.76 (0.002) | |||
| Pan y magnitude | 14.84 (0.003) | |||
| E(B-V) | 0.047 | |||
* 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.