All names: KUV 07090+3350, TIC 69025787, KUV07090+3350, GALEX J071213.8+334503, UCAC2 43607898, UCAC4 619-039097, 2MASS J07121387+3345023, Gaia DR2 890570337935290752, LAMOST J071213.87+334502.3, Gaia DR3 890570337935290752
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 07 12 13.87 | 07 12 13.88 (0.03) | ||
| Declination | 33 45 02.58 | 33 45 02.36 (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] | 0.05 (0.06) | 0.16 (0.03) | |
| Distance | [pc] | 20533.88 (26437) | 6134.97 (1238) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -0.942 (0.2) | -0.493 (0.04) | |
| Proper motion (declination) | [mas/yr] | -0.397 (0.2) | -0.851 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.80 (0.02) | |||
| V magnitude | 14.90 (0.09) | |||
| R magnitude | 15.07 (0.2) | |||
| I magnitude | ||||
| J magnitude | 14.98 (0.04) | 14.98 (0.04) | ||
| H magnitude | 14.86 (0.08) | 14.86 (0.08) | ||
| K magnitude | 15.14 (0.2) | 15.14 (0.1) | ||
| u magnitude | ||||
| g magnitude | 14.71 (0.02) | |||
| r magnitude | 15.04 (0.07) | |||
| i magnitude | 15.15 (0.01) | |||
| z magnitude | ||||
| G magnitude | 14.91 (0.0007) | 14.89 (0.003) | ||
| BP magnitude | 14.82 (0.005) | |||
| RP magnitude | 14.92 (0.004) | |||
| Pan g magnitude | 14.78 (0.0008) | |||
| Pan r magnitude | 15.03 (0.002) | |||
| Pan i magnitude | 15.28 (0.002) | |||
| Pan z magnitude | 15.44 (0.001) | |||
| Pan y magnitude | 15.51 (0.003) | |||
| E(B-V) | 0.041 | |||
* 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.