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What criteria determines whether earthquakes are classified as new or aftershocks?

I was able to figure out the Criteria , by a little armchair research & inputs from user "nate" & from user "Universal_learner" & from Britannica & from Wiki : ...
Prem's user avatar
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1 vote

What criteria determines whether earthquakes are classified as new or aftershocks?

It's always beneficial to refer to what the USGS states: "Foreshock" and "aftershock" are relative terms. Foreshocks are earthquakes that precede larger earthquakes in the same ...
Universal_learner's user avatar
1 vote

What criteria determines whether earthquakes are classified as new or aftershocks?

That's an interesting question. Without checking literature, this is my take for an answer... A given earthquake has a defined, estimated focus and epicenter. That being said, I assume that an "...
nate's user avatar
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What is the reason behind the density being negative value

You are looking at low order polynomial approximations of density. Such approximations are only valid over a certain range, typically the range over which the underlying data were collected. Applying ...
David Hammen's user avatar
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