All names: KUV07139+3335, UCAC2 43434232, Gaia DR2 896307108572160768, Gaia EDR3 896307108572160768, KUV 07139+3335, UCAC4 618-041216, Gaia DR3 896307108572160768, 2MASS J07170989+3329150, GALEX J071709.9+332914, TIC 371148005
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 17 09.89 (0.04) | 07 17 09.91 | 07 17 09.90 (0.04) | ||
| Declination | 33 29 15.01 (0.04) | 33 29 15.32 | 33 29 15.01 (0.04) | ||
| Spectral type | sdB | sdB | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.81 (0.05) | 0.76 (0.07) | 0.81 (0.05) | |
| Distance | [pc] | 1235.18 (73) | 1314.58 (114) | 1235.18 (73) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -3.933 (0.05) | -4.088 (0.1) | -3.933 (0.05) | |
| Proper motion (declination) | [mas/yr] | 0.121 (0.05) | 0.096 (0.1) | 0.121 (0.05) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.90 (0.09) | ||||
| V magnitude | 15.19 (0.05) | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 15.83 (0.06) | 15.83 (0.06) | |||
| H magnitude | 15.88 (0.1) | 15.88 (0.1) | |||
| K magnitude | 15.95 (0.2) | 15.95 (0.2) | |||
| u magnitude | |||||
| g magnitude | 14.93 (0.02) | ||||
| r magnitude | 15.32 (0.01) | ||||
| i magnitude | 15.59 (0.01) | ||||
| z magnitude | |||||
| G magnitude | 15.14 (0.003) | 15.16 (0.001) | 15.14 (0.003) | ||
| BP magnitude | 14.99 (0.004) | 14.92 (0.02) | |||
| RP magnitude | 15.41 (0.005) | 15.40 (0.005) | |||
| Pan g magnitude | 14.97 (0.0008) | ||||
| Pan r magnitude | 15.39 (0.002) | ||||
| Pan i magnitude | 15.74 (0.003) | ||||
| Pan z magnitude | 16.01 (0.007) | ||||
| Pan y magnitude | 16.19 (0.005) | ||||
| E(B-V) | 0.039 | ||||
* 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.