The meteor shower occurs between 9 Sep- 9 Oct with the peak occuring on the 27-Sep every year.
The meteor shower peaks on the 27-Sep every year.
The Solar Longitude (Abbrev: S.L., λ ☉) is 188 degrees, this value is the the date of maximum activity. It is measured as a degree with zero degree indicating spring equinox (roughly March 21st/22nd). 90 is the Summer Solstice, 180 is the Autumn Equinox and 270 is the Winter Solstice. This degree is independent of the calender. AMS .
The source of the meteor shower is Asteroid 2005 UD. The coordinates can also be determined by the Right Ascension (156.6) and the Declination (-2.4).
The Zenith Hourly Rate or how many you expect to see during the hour is 20. The ZHR can radically increase if the comet or associated object is close by. The speed/velocity of the Meteor Shower particles is 33 km/s.
|Associated Asteroid||2005 UD|
|Peak Activity Date||27-Sep|
|Activity Period||9 Sep- 9 Oct|
|Solar Longitude / λ ☉||188 °|
|Zenith Hourly Rate||20|
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