All names: 2MASS J07105331+5624447, Gaia EDR3 988436459174352512, Gaia DR2 988436459174352512, GALEX J071053.4+562446, GALEX J071053.3+562446, UCAC4 733-048148, LAMOST J071053.32+562444.5, Gaia DR3 988436459174352512, WISE J071053.31+562445.0, TIC 377309425, GALEXJ07108+5624
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 10 53.33 (0.03) | 07 10 53.39 | 07 10 53.32 (0.03) | ||
| Declination | 56 24 44.60 (0.04) | 56 24 46.72 | 56 24 44.70 (0.04) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | 39970.0 (980) | |||
| log(g) | [cgs] | 5.91 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.96 (0.05) | 1.03 (0.1) | 0.96 (0.05) | |
| Distance | [pc] | 1042.10 (57) | 968.34 (96) | 1042.10 (57) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 5.553 (0.04) | 5.288 (0.1) | 5.553 (0.04) | |
| Proper motion (declination) | [mas/yr] | -6.331 (0.03) | -6.355 (0.1) | -6.331 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.42 (0.01) | ||||
| V magnitude | 14.65 (0.03) | ||||
| R magnitude | 14.84 (0.1) | ||||
| I magnitude | |||||
| J magnitude | 15.19 (0.05) | 15.19 (0.05) | |||
| H magnitude | 15.36 (0.1) | 15.36 (0.1) | |||
| K magnitude | 15.63 (0.2) | 15.63 (0.2) | |||
| u magnitude | |||||
| g magnitude | 14.42 (0.03) | ||||
| r magnitude | 14.86 (0.05) | ||||
| i magnitude | 15.13 (0.09) | ||||
| z magnitude | |||||
| G magnitude | 14.62 (0.003) | 14.64 (0.001) | 14.62 (0.003) | ||
| BP magnitude | 14.47 (0.004) | 14.39 (0.01) | |||
| RP magnitude | 14.91 (0.004) | 14.90 (0.004) | |||
| Pan g magnitude | 14.46 (0.005) | ||||
| Pan r magnitude | 14.88 (0.003) | ||||
| Pan i magnitude | 15.24 (0.001) | ||||
| Pan z magnitude | 15.53 (0.005) | ||||
| Pan y magnitude | 15.71 (0.004) | ||||
| E(B-V) | 0.059 | ||||
* 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.