USGS Energy and Broadband Solution
Sample Energy Solution and Explanation of Parameters
Southern India | Geographic region
01/01/26 03:16:41 UTC | Date and origin time (UTC)
Epicenter: 23.40N 70.32E | Epicenter: Latitude and Longitude
|
Broadband Source Parameters: |
ENERGY MAGNITUDE Me 7.7 | Energy magnitude.
RADIATED ENERGY |
Energy 7.0*10**15 Nm | Radiated energy in Newton-Meters.
No. of sta: 10 Focal mech. F | Number of stations used.
| Type of focal mechanism used:
| F (broadband fault plane solution) or
| M (Rapid Moment Tensor solution).
BROADBAND DEPTH: 16.0 km | Depth from synthetics or
| differential travel-times of depth
| phases from broadband displacement
| seismograms.
BROADBAND FAULT PLANE SOLUTION: |
NP1:Strike=300 Dip=45 Slip= 120 | Nodal planes of double-couple focal
NP2: 81 52 6 | mechanism from synthetics of
Principal Axes: | broadband displacement waveforms.
T Plg=69 Azm=289 |
P 4 189 |
COMMENT: Complex earthquake observed on broadband displacement
seismograms. A small event is followed by a larger one about
2 seconds later. Focal mechanism and depth based on second event.

