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Ursids
The meteor shower which is last main meteor showers is Ursids. Sometime, the outburst was presented. In 1945, the strong activity as ZHR110 was recorded. After that, strong activities as HR54 in 1986, HR13 in 1992 were seen.
Ursid activity is detected by Radio Meteor Observation in the case by case.
Information of Ursids
| Name | Ursids |
|---|---|
| IMO Code | URS |
| Solar Longitude(MAX) | 270°.7 |
| Radiant | α = 217° / δ = +76° |
| feature | ZHR(max):10, r=3.0, V∞:33km/s |
| Parant Comet | 8P/Tuttle |
| Reference | The International Meteor Organization |
Condition of observation in maximum night (2009 - 2015)
| Dec. JST |
MAX.Time(UT) | moon (23d0h) |
|---|---|---|
| 270.7 | ||
| 2009 | 22d13h | 6 |
| 2010 | 22d20h | 17 |
| 2011 | 23d02h | 28 |
| 2012 | 22d08h | 10 |
| 2013 | 22d14h | 20 |
| 2014 | 22d20h | 1 |
| 2015 | 23d02h | 12 |
Results
Result of Ursids is recorded.(mainly Radio Meteor Observation)
Result of Ursids