مشخصات زلزله

Magnitude	:3.1
Date & Time (UTC)	2004-12-04 23:07:46.6
Date & Time (Local)	1383/9/15  02:37:46.6
Location	Lat:34.2 Lon: 48.02
Region	14 km North of Nurabad, Lorestan Province
Nearest Cities
	8 km North of Froozvand-e vosta, Lorestan Province
	13 km North of Kafraj, Lorestan Province
	15 km West of Shahrak, Hamedan Province
	15 km North of Nurabad, Lorestan Province
	18 km North East of Zafarabad, Lorestan Province
Depth	14 km
Agency
Faults within 150 km:
	SAHANEH_F (Length: 77 km) , Distance to epicenter: 13 km
	NAHAVAND_F (Length: 102 km) , Distance to epicenter: 23 km
	DINEHVAR_F (Length: 46 km) , Distance to epicenter: 36 km
Number of Phases	5
RMS	0.4
Number of Stations	5
Error in Latitude	>7.3 km
Error in Longitude	11.2 km
Error in Depth	16.1 km

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Amplitude
UID	Agency	Station	Component	Amplitude	Period	Arrival Time	Proccessing Time	Signal Clip
31304	IIEES	SNGE	N	886.5	0.4	2004-12-04 23:08:27	2006-03-15 11:56:00	n
31305	IIEES	ASAO	N	249.2	0.67	2004-12-04 23:08:45	2006-03-15 11:56:00	n
31306	IIEES	ASAO	E	208.7	0.6	2004-12-04 23:08:54	2006-03-15 11:56:00	n
31307	IIEES	SHGO	N	106.9	0.6	2004-12-04 23:09:09	2006-03-15 11:56:00	n
31308	IIEES	SHGO	E	86.7	0.4	2004-12-04 23:09:13	2006-03-15 11:56:00	n

Phase
Agency	Station	Component	Phase Type	Phase Quality	First Motion	Observed Arrival Time	Time Residual	Loc. Flag	Input Weight	Distance	Azimuth
IIEES	SNGE	Z	PG	E		2004-12-04 23:08:06	0	y		117	329
IIEES	ASAO	Z	PG	E		2004-12-04 23:08:17	-0.6	y		189	78
IIEES	SHGO	Z	PG	E		2004-12-04 23:08:26	-0.2	y		243	162
IIEES	DAMV	Z	PN	E		2004-12-04 23:08:43	0.4	y		395	65
IIEES	NASN	Z	PN	E		2004-12-04 23:08:53	0.7	y		472	108