All names: UCAC4 489-068790, 2MASS J17363028+0736023, LAMOST J173630.28+073602.3, GALEXJ17365+0736, GALEX J173630.2+073600, Gaia DR2 4487346891305390592, GALEX J173630.2+073601, Gaia DR3 4487346891305390592
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 17 36 30.29 | 17 36 30.28 (0.02) | ||
| Declination | 07 36 00.99 | 07 36 02.29 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 28100.0 (390) | ||
| log(g) | [cgs] | 5.43 (0.07) | ||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 1.36 (0.05) | 1.37 (0.03) | |
| Distance | [pc] | 734.43 (26) | 730.62 (15) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -5.132 (0.09) | -5.273 (0.03) | |
| Proper motion (declination) | [mas/yr] | 5.021 (0.09) | 5.093 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.58 (0.04) | |||
| V magnitude | 13.57 (0.1) | |||
| R magnitude | 13.98 (0.07) | |||
| I magnitude | ||||
| J magnitude | 14.04 (0.03) | 14.04 (0.03) | ||
| H magnitude | 14.09 (0.04) | 14.09 (0.04) | ||
| K magnitude | 14.21 (0.06) | 14.21 (0.06) | ||
| u magnitude | 14.12 (0.006) | |||
| g magnitude | 13.70 (0.001) | 13.54 (0.05) | ||
| r magnitude | 13.72 (0.1) | |||
| i magnitude | 16.16 (0.01) | 14.02 (0.1) | ||
| z magnitude | 14.49 (0.006) | |||
| G magnitude | 13.70 (0.0005) | 13.68 (0.003) | ||
| BP magnitude | 13.57 (0.009) | |||
| RP magnitude | 13.81 (0.002) | |||
| Pan g magnitude | 13.59 (0) | |||
| Pan r magnitude | 13.88 (0.003) | |||
| Pan i magnitude | 14.16 (0.002) | |||
| Pan z magnitude | 14.37 (0.003) | |||
| Pan y magnitude | 14.52 (0.004) | |||
| E(B-V) | 0.147 | |||
* 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.