Linearids 1999 from the Ondrejov backscatter
radar
There are very short and faint meteors (echoes) in the observed activity.
Explanation:
green line: 10/11 Nov 1999
red line: 11/12 Nov 1999
x-axis: time in UT
y-axis: hourly meteor echo rates, not corrected for sensitivity change.
Observer: Petr
Pridal
WWW: Rosta Stork
Updated: 12 Nov 1999, 3:30 UT