The Solar Longitude (Abbrev: S.L., λ ☉) is 223 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 .
Originally in Andromeda but has since move towards Gamma Cassiopeia
The source of the meteor shower is 3D/Biela. The closest star to the radiant point of the meteor shower is Cih. The coordinates can also be determined by the Right Ascension (20.7) and the Declination (28).
The speed/velocity of the Meteor Shower particles is 18 km/s.
|Closest Star to Radiant Point||Cih|
|Max Activity Date||08 Nov|
|Activity Period||Oct 26-Nov 20|
|Solar Longitude / λ ☉||223 °|