All names: PG1605+072, LAMOST J160803.68+070428.7, WISE J160803.68+070428.6, UCAC2 34298783, GALEX J160803.8+070428, SDSS J160803.68+070428.6, PG 1605+072, Gaia DR3 4450489165598124800, UCAC4 486-062031, GSC 00379-00781, V* V338 Ser, WISEA J160803.68+070428.6, [TFW97] J160803.69+070428.68, SDSS J160803.68+070428.7, 2MASS J16080367+0704287, Gaia DR2 4450489165598124800, TIC 291032641
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 16 08 03.70 | 16 08 03.69 (0.05) | ||
| Declination | 07 04 29.08 | 07 04 28.75 (0.03) | ||
| Spectral type | sdBV | sdB0.2VIHe3 | ||
| Effective temperature | [K] | 32550.0 (370) | ||
| log(g) | [cgs] | 5.29 (0.07) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.26 (0.08) | 1.34 (0.06) | |
| Distance | [pc] | 791.20 (50) | 743.72 (33) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -6.383 (0.1) | -6.368 (0.06) | |
| Proper motion (declination) | [mas/yr] | -8.048 (0.07) | -8.111 (0.04) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 12.53 (0.02) | |||
| V magnitude | 12.83 (0.1) | |||
| R magnitude | 13.18 (0.1) | |||
| I magnitude | ||||
| J magnitude | 13.41 (0.03) | 13.41 (0.03) | ||
| H magnitude | 13.48 (0.02) | 13.48 (0.02) | ||
| K magnitude | 13.56 (0.04) | 13.56 (0.04) | ||
| u magnitude | 14.10 (0.01) | |||
| g magnitude | ||||
| r magnitude | 13.18 (0.003) | |||
| i magnitude | 16.25 (0.02) | |||
| z magnitude | 13.97 (0.007) | |||
| G magnitude | 12.83 (0.003) | 12.81 (0.004) | ||
| BP magnitude | 12.60 (0.01) | |||
| RP magnitude | 13.07 (0.01) | |||
| Pan g magnitude | 12.80 | |||
| Pan r magnitude | 13.20 | |||
| Pan i magnitude | 13.48 | |||
| Pan z magnitude | 13.75 (0.006) | |||
| Pan y magnitude | 13.92 (0.007) | |||
| E(B-V) | 0.045 | |||
* 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.