The Solar Longitude (Abbrev: S.L., λ ☉) is 39.5 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 2011 HP4. The closest star to the radiant point of the meteor shower is Caphir. The coordinates can also be determined by the Right Ascension (196.9) and the Declination (-1).
The speed/velocity of the Meteor Shower particles is 15 km/s.
|Associated Asteroid||2011 HP4|
|Closest Star to Radiant Point||Caphir|
|Peak Activity Date||Mar. 20/21|
|Activity Period||March 10-April 21|
|Solar Longitude / λ ☉||39.5 °|
There's no register feature and no need to give an email address if you don't need to. All messages will be reviewed before being displayed. Comments may be merged or altered slightly such as if an email address is given in the main body of the comment.
You can decline to give a name which if that is the case, the comment will be attributed to a random star. A name is preferred even if its a random made up one by yourself.