# Analysis of Visual Meteor Data

## Documentation for package ‘MetFns’ version 2.1.0

- DESCRIPTION file.

## Help Pages

MetFns-package | Analysis of Visual Meteor Data
filter | Global filter
filter.country | Selection of visual meteor data by country
filter.datetime | Selection of visual meteor data by date(s)
filter.F | Selection of visual meteor data by correction factor for field-of-view obstruction
filter.gc | Selection of visual meteor data by geographical coordinates
filter.h | Selection of visual meteor data by radiant elevation
filter.imocode | Selection of visual meteor data by IMO observer code
filter.mag | Selection of visual meteor data by limiting magnitude
filter.obsname | Selection of visual meteor data by observer's first and last name
filter.shw | Selection of visual meteor data by shower code
filter.site | Selection of visual meteor data by observing site
filter.sol | Selection of visual meteor data by solar longitude
filter.totcor | Selection of visual meteor data by total correction factor
mag.distr | Summarized magnitude distribution
magn00 | Magnitude data for the year 2000
magn01 | Magnitude data for the year 2001
magn04 | Magnitude data for the year 2004
magn05 | Magnitude data for the year 2005
magn06 | Magnitude data for the year 2006
magn07 | Magnitude data for the year 2007
magn08 | Magnitude data for the year 2008
magn09 | Magnitude data for the year 2009
magn10 | Magnitude data for the year 2010
magn11 | Magnitude data for the year 2011
magn95 | Magnitude data for the year 1995
magn97 | Magnitude data for the year 1997
magn98 | Magnitude data for the year 1998
magn99 | Magnitude data for the year 1999
MetFns | Analysis of Visual Meteor Data
pop.index | Calculation of population index
pop.index2 | Calculation of population index based on average distance from the limiting magnitude
popind | Conversion for the population index
popind.err | Error margins for population index
radiant | Coordinates of radiants of meteor showers
rate00 | Rate data for the year 2000
rate01 | Rate data for the year 2001
rate02 | Rate data for the year 2002
rate04 | Rate data for the year 2004
rate05 | Rate data for the year 2005
rate06 | Rate data for the year 2006
rate07 | Rate data for the year 2007
rate08 | Rate data for the year 2008
rate09 | Rate data for the year 2009
rate10 | Rate data for the year 2010
rate11 | Rate data for the year 2011
rate95 | Rate data for the year 1995
rate96 | Rate data for the year 1996
rate97 | Rate data for the year 1997
rate98 | Rate data for the year 1998
rate99 | Rate data for the year 1999
read.magn | Read magnitude data
read.rate | Read rate data
shw_list | List of meteor showers
solar.long | Calculation of solar longitude
sollong_date | Calculation of date and time corresponding to given solar longitude
vmdbpers | List of observers
vmdbsite | List of observing sites
zhr | Calculates zenithal hourly rate (ZHR)