Magnitude data for the year 2004

Description

Visual meteor magnitude dataset for the year 2004.

Usage

1

Format

A data frame with 12742 observations on the following 29 variables.

IMOcode

factor IMO observer code

sitecode

numeric IMO site code

long

numeric Longitude of the observing site in degrees

EW

factor East (E) or west (W) position from the prime meridian

lat

numeric Latitude of the observing site in degrees

NS

factor North (N) or south (S) position from the equator

day

numeric Day of the month

month

numeric Month of the year

year

numeric Year 2004

start

numeric Beginning of the observing time period

stop

numeric End of the observing time period

sollong

numeric Solar longitude of the middle of observing time period

Shw

factor Abbreviation of the observed shower

lmg

numeric Limiting magnitude

m6

numeric Number of observed meteors of -6 magnitude

m5

numeric Number of observed meteors of -5 magnitude

m4

numeric Number of observed meteors of -4 magnitude

m3

numeric Number of observed meteors of -3 magnitude

m2

numeric Number of observed meteors of -2 magnitude

m1

numeric Number of observed meteors of -1 magnitude

zero

numeric Number of observed meteors of 0 magnitude

p1

numeric Number of observed meteors of +1 magnitude

p2

numeric Number of observed meteors of +2 magnitude

p3

numeric Number of observed meteors of +3 magnitude

p4

numeric Number of observed meteors of +4 magnitude

p5

numeric Number of observed meteors of +5 magnitude

p6

numeric Number of observed meteors of +6 magnitude

p7

numeric Number of observed meteors of +7 magnitude

N

numeric Total number of observed meteors

Source

Visual Meteor Database, http://www.imo.net/data/visual

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