The above real-time trace is updated every 60 seconds and shows meteors detected over the preceding two minute period.
Time is Universal Coordinated Time (UTC) which is an international time standard equivalent to GMT used by scientists. This avoids regional confusion with local time zones.
"This Hour"
is the number of new counts since the beginning of the hour.
"Prev Hour"
is the number of counts in the last full hour.
"PHR (15 min)"
is the "Present Hourly Rate" based on the most recent 15 minute sample.
The rolling graph shows hourly counts over the previous 24 hours.