Time
|
Time of occurrence of event in hours, mins and secs, (UTC)
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Lat
|
Latitude of the event, N indicates North
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Lon
|
Longitude of the event, W indicates West, E indicates East
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Depth
|
Depth of the hypocentre in kilometres
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Grid Ref
|
UK National Grid Reference in kilometres east (kmE) and kilometres north (kmN) of grid origin
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RMS
|
Root Mean Square of the travel time residuals in seconds
|
Velocity Model
|
Velocity model used in location
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Magnitude
|
Richter local magnitude of the event
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Locality
|
A geographical indication of the epicentral area, usually the nearest town followed by the region
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Intensity
|
Maximum EMS intensity. 2, 3, 4, 5 etc. describes the maximum EMS intensity produced by the event
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Comments
|
Additional comments about the event e.g.: C/F see list of comments and abbreviations in Appendix 1
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STAT
|
Station name
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CO
|
Z=vertical N=north south E=east west
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DIST
|
Distance from earthquake to station (km)
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PHAS
|
Phase identifier; the first letter characterizes onset E = emergent I = impulsive, the second indicates the phase e.g. P, S, PG, PN, IAML
|
WT
|
Weighting factor to arrival. 0 or blank = full weighting to 4 = zero weighting (ignore). 9 = use P S interval only for this line
|
P
|
Polarity C = Compression/up D = Dilatation/down
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HrMn
|
Hour, Minute of event
|
SECS
|
Seconds of event
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AMPL
|
Amplitude centre to peak in nanometres (nm)
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PERI
|
Period in seconds
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RES
|
Station residual
|