イントロではまず、
....
Developments in automated video meteor observation systems have made possible long term observation with high constancy and continuity.
...
For these observations, problems of bias that affect optical meteor observation, due to weather conditions, lunar phase and the night time solar longitude range, are now almost overcome.
と このための10年間の観測だったような雰囲気で、誤差については
However, the measurement accuracy problem has not yet been solved satisfactorily.
というイントロと
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We now have the final piece of an automated video meteor observation system.
It will show us the precise distribution of actual Earth colliding objects.
....