مشخصات زلزله

Magnitude	:3
Date & Time (UTC)	2004-12-21 02:19:30.3
Date & Time (Local)	1383/10/1  05:49:30.3
Location	Lat:36.29 Lon: 53.96
Region	37 km North-West of Damghan, Semnan Province
Nearest Cities
	25 km North East of Talma darreh, Mazandaran Province
	31 km North West of Seydabad, Semnan Province
	32 km North of Darvar, Semnan Province
	32 km South East of Bishehboneh, Mazandaran Province
	34 km North West of Amirabad, Semnan Province
Depth	14 km
Agency
Faults within 150 km:
	ASTANEH_F (Length: 72 km) , Distance to epicenter: 7 km
	DAMGHAN_F (Length: 95 km) , Distance to epicenter: 14 km
	N_ALBORZ_F (Length: 360 km) , Distance to epicenter: 24 km
Number of Phases	7
RMS	0.2
Number of Stations	4
Error in Latitude	>5.7 km
Error in Longitude	5.6 km
Error in Depth	7.4 km

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Amplitude
UID	Agency	Station	Component	Amplitude	Period	Arrival Time	Proccessing Time	Signal Clip
31406	IIEES	DAMV	N	174.6	0.36	2004-12-21 02:20:32	2006-03-15 11:56:00	n
31407	IIEES	DAMV	E	344.6	0.44	2004-12-21 02:20:32	2006-03-15 11:56:00	n
31408	IIEES	NASN	N	22.4	0.54	2004-12-21 02:21:30	2006-03-15 11:56:00	n
31409	IIEES	ASAO	E	20	0.52	2004-12-21 02:21:36	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	DAMV	Z	PG	E		2004-12-21 02:20:02	-0.2	y		194	248
IIEES	DAMV	N	SG	E		2004-12-21 02:20:25	0.1	y		194	248
IIEES	NASN	Z	PN	E		2004-12-21 02:20:28	0.2	y		401	196
IIEES	NASN	Z	PG	E		2004-12-21 02:20:35	-0.2	y		401	196
IIEES	ASAO	Z	PN	E		2004-12-21 02:20:29	0.4	y		406	243
IIEES	ASAO	Z	PG	E		2004-12-21 02:20:35	-0.1	y		406	243
IIEES	GRMI	Z	PN	E		2004-12-21 02:20:53	-0.1	y		604	299