11 Aquilae
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aquila |
| Right ascension | 18h 59m 05.7405s |
| Declination | +13° 37′ 20.082″ |
| Apparent magnitude (V) | 5.271 |
| Characteristics | |
| Spectral type | F8V |
| U−B color index | 0.07 |
| B−V color index | 0.53 |
| R−I color index | 0.3 |
| Variable type | Variable star |
| Astrometry | |
| Radial velocity (Rv) | 15.9 km/s |
| Proper motion (μ) | RA: 19.49 mas/yr Dec.: -124.92 mas/yr |
| Parallax (π) | 20.99 ± 0.69 mas |
| Distance | 155 ± 5 ly (48 ± 2 pc) |
| Absolute magnitude (MV) | 5.775 |
| Details | |
| Mass | 1.7 M☉ |
| Radius | 1.4 R☉ |
| Luminosity | 6 L☉ |
| Temperature | 6,000–7,500 K |
| Rotation | 26 Km/s 0,0074737 Year |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
11 Aquilae is a binary star in the constellation Aquila. The stars making up the pair are apparent magnitudes 5.7 and 9.2. There is a noticeable color difference between the two components. They are approximately 155 light years away.
[edit] References
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