| Magnitude | 3.8 |
| Region | NORTHERN IRAN |
| Date time | 2011-12-23 19:35:17.4 UTC |
| Location | 35.097 ; 53.162 |
| Depth | 7 km |
| Distance | 140 km E of Varāmīn, Iran / pop: 179,000 / local time: 23:05:17.4 2011-12-23 57 km S of Semnan, Iran / pop: 124,000 / local time: 23:05:17.4 2011-12-23 |
All data providers for this event:
Republican Seismic Survey Center or Azerbaijan National Academy of Sciences -- Baku, Azerbaijan (RSSC)Institute of Geophysics, University of Tehran -- Tehran, Iran (IGUT)
Further information can be found at:
International Institute for Earthquake Engineering and Seismology -- Tehran, Iran (IIEES)Institute of Geophysics, University of Tehran -- Tehran, Iran (IGUT)
Geophysical Survey of the Russian Academy of Sciences -- Obninsk, Russia (GSRAS)