All names: KUV 06586+2838, SDSS J070147.97+283405.0, GALEX J070148.0+283403, UCAC4 593-038051, SDSS J070147.98+283405.0, LAMOST J070147.91+283405.3, TIC 91549969, Gaia DR2 884393900085830144, 2MASS J07014797+2834050, LAMOSTJ070147.91+283405.3, Gaia DR3 884393900085830144
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 07 01 47.91 | 07 01 47.98 (0.03) | ||
| Declination | 28 34 05.30 | 28 34 05.08 (0.03) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 26070.0 (930) | ||
| log(g) | [cgs] | 5.49 (0.1) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.54 (0.06) | 0.60 (0.03) | |
| Distance | [pc] | 1864.28 (195) | 1655.63 (95) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.964 (0.09) | 1.145 (0.04) | |
| Proper motion (declination) | [mas/yr] | 0.472 (0.08) | 0.345 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.78 (0.05) | |||
| V magnitude | 14.83 (0.07) | |||
| R magnitude | 14.90 (0.1) | |||
| I magnitude | ||||
| J magnitude | 15.38 (0.04) | |||
| H magnitude | 15.35 (0.07) | |||
| K magnitude | 15.33 (0.1) | |||
| u magnitude | 14.65 (0.004) | 14.65 (0.004) | ||
| g magnitude | 14.67 (0.004) | 14.67 (0.004) | ||
| r magnitude | 15.05 (0.005) | 15.05 (0.005) | ||
| i magnitude | 15.32 (0.005) | 15.32 (0.005) | ||
| z magnitude | 15.60 (0.006) | 15.60 (0.006) | ||
| G magnitude | 14.90 (0.0009) | 14.88 (0.003) | ||
| BP magnitude | 14.73 (0.006) | |||
| RP magnitude | 15.03 (0.002) | |||
| Pan g magnitude | 14.76 (0.001) | |||
| Pan r magnitude | 15.08 (0.002) | |||
| Pan i magnitude | 15.38 (0.001) | |||
| Pan z magnitude | 15.60 (0.004) | |||
| Pan y magnitude | 15.74 (0.006) | |||
| E(B-V) | 0.053 | |||
* 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.