MetFns (version 3.2.2)

filter.mag: Selection of visual meteor data by limiting magnitude

Description

Selects data for a given visual meteor dataset and specified limiting magnitude or interval of magnitudes.

Usage

filter.mag(data,mag.low=1,mag.up = 8)

Arguments

data

data frame consisting of visual meteor rate data.

mag.low

numeric vector with value between 1 (default) and 8, specifying lower boundary of limiting magnitude.

mag.up

numeric vector with value between 1 and 8 (default), specifying upper boundary of limiting magnitude.

Value

filter.mag returns data frame with the same number of columns as the argument data, containing observations with the limiting magnitudes between mag.low and mag.up.

See Also

filter,filter.totcor

Examples

# NOT RUN {
## select visual meteor rate data for 13th August 2015, limiting magnitude between 5.5 and 6.5
rate_13.08<-filter.date(rate2015,date.start="2015-08-13",date.end="2015-08-13")
filter.mag(rate_13.08,mag.low=5.5,mag.up=6.5)

## select visual meteor rate data for the 13th August 2015 and limiting magnitude above 6
filter.mag(rate_13.08,mag.low=6)
# }