LS I +61 303
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| Observation data Epoch J2000 |
|
|---|---|
| Constellation (pronunciation) |
Cassiopeia |
| Right ascension | 02h 40m 31.6657s |
| Declination | +61° 13' 45.604"' |
| Apparent magnitude (V) | 10.8 |
| Characteristics | |
| Spectral type | B0Ve |
| U-B color index | ? |
| B-V color index | ? |
| Variable type | None |
| Astrometry | |
| Proper motion (μ) | RA: 0.62 mas/yr Dec.: 1.63 mas/yr |
| Parallax (π) | 5.65 ± 2.28 mas |
| Distance | approx. 600 ly (approx. 180 pc) |
| Absolute magnitude (MV) | 11.4 |
| Details | |
| Mass | ? M☉ |
| Radius | ? R☉ |
| Luminosity | ? L☉ |
| Temperature | ? K |
| Metallicity | ? |
| Rotation | ? |
| Age | ? years |
| Other designations | |
LS I +61 303 is a microquasar which emits VHE (Very High Energy) gamma rays. It is only one of three known star systems that produce such energetic rays. The other two systems are PSR B1259-63 and LS 5039.
[edit] References
- Variable Very High Energy Gamma-ray Emission from the Microquasar LS I +61 303
- SCIENCE Journal - Submitted on March 31, 2006 - Accepted on May 8, 2006
- Variable Very High Energy Gamma-Ray Emission from the Microquasar LS I +61 303 ABSTRACT
- PDF Published online May 18 2006; 10.1126/science.1128177 (Science Express Reports)
- Variable Very-High-Energy Gamma-Ray Emission from the Microquasar LS I +61 303 SUPPORT
[edit] External links
- Astronomers Discovery Very High Energy Gamma-ray Emission From Microquasar (ScienceDaily) May 19, 2006
- MAGIC - Major Atmospheric Gamma Imaging Cerenkov Telescope web site
- MAGIC Telescope home page
- [Simbad]
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