MetFns (version 3.2.2)

filter.P: Selection of visual meteor data by percentage of field-of-view obstruction

Description

Selects data for a given visual meteor dataset and specified percentage or interval of percentages of field-of-view obstruction.

Usage

filter.P(data,P.low = 0,P.up = 90)

Arguments

data

data frame consisting of visual meteor data (rate or magnitude data).

P.low

numeric vector with value between 0 (default) and 90, specifying lower boundary of percentage of field-of-view obstruction.

P.up

numeric vector with value between 0 and 90 (default), specifying upper boundary of percentage of field-of-view obstruction.

Value

filter.P returns data frame with the same number of columns as the argument data, containing observations with the percentage of field-of-view obstruction between P.low and P.up.

References

Rendtel J. and Arlt R., editors (2014). Handbook For Meteor Observers. IMO, Potsdam.

See Also

filter,filter.totcor

Examples

# NOT RUN {
## select visual meteor rate data for the period between 10-25th October 2015 and 
## percentage of field-of-view obstruction below 20%
rateOct<-filter.date(rate2015,date.start="2015-10-10",date.end="2015-10-25")
filter.P(rateOct,P.up=20)
# }