We would have been happy if we could have assigned just three categories, large, medium, and small; the point is, we wanted to avoid personal judgments. It actually turned out to be quite a finely tuned scale.
More Quotes from Charles Francis Richter:
Emphasis was usually put on the horizontal acceleration factor, for the simple reason that ordinary structures have a built-in safety factor for the vertical component; that is, gravity.Charles Francis Richter
What emerged, of course, was that the magnitude scale presupposed that all earthquakes were alike except for a constant scaling factor. And this proved to be closer to the truth than we expected.
Charles Francis Richter
I suggested that we might compare earthquakes in terms of the measured amplitudes recorded at these stations, with an appropriate correction for distance.
Charles Francis Richter
This is very similar to astronomy where different magnitudes are assigned to the brightness of an astronomical object, depending on the range of wavelengths being measured.
Charles Francis Richter
A good deal of my consulting work consists of site analysis for proposed developments. The problem of assessing seismic risk starts at the geological-geophysical end and winds up at the engineering end.
Charles Francis Richter
If the assumptions used in calculating energy are changed, then this seriously affects the final result, even though the same body of data might be used.
Charles Francis Richter
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