MetFns (version 1.0)

filter.obsname: Selection of visual meteor data by observer's first and last name

Description

Selects data for a given visual meteor dataset and specified observer's first and last name.

Usage

filter.obsname(data, name, fname)

Arguments

data

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

name

character string specifying observer's last name.

fname

character string specifying observer's first name.

Value

• filter.obsname returns data frame with the same number of columns as the argument data, containing values which correspond to the observer with specified first and last name.

Details

List of observer's names can be found in the data frame vmdbpers. filter.obsname can be used when one is not certain of IMO observer code (due to possible non-uniqueness of five letter combination).

References

http://www.imo.net/data/visual Rendtel J. and Arlt R., editors (2008). IMO Handbook For Meteor Observers. IMO, Potsdam.

See Also

filter.imocode, filter

Examples

## select visual meteor data for the year 2004 corresponding to Ivana Marjanovic

## rate data for the year 2004
data(rate04)
filter.obsname(rate04,name="Marjanovic",fname="Ivana")

## magnitude data for the year 2004
data(magn04)
filter.obsname(magn04,name="Marjanovic",fname="Ivana")