Event Specification - International Institute of Earthquake Engineering and Seismology

Magnitude	4
Date & Time (UTC)	2017-03-12 19:08:10.5
Date & Time (Local)	1395/12/22 22:38:10.5
Location	Lat:36.708 Lon: 54.926
Region	Golestan Province, 23 km South of Ali Abad
Nearest Cities
	18 km North West of Qaleh-ye nokharqan, Semnan Province
	23 km South of Ali Abad, Golestan Province
	26 km North of Bastam, Semnan Province
	32 km North of Shahrud, Semnan Province
	34 km South of Khanbebin, Golestan Province
Depth	17 km
Agency
Faults within 150 km:
	SHAVAR_F (Length: 87 km) , Distance to epicenter: 13 km
	KHAZAR_F (Length: 523 km) , Distance to epicenter: 33 km
	ASTANEH_F (Length: 72 km) , Distance to epicenter: 38 km
Number of Phases	24
RMS	0.5
Number of Stations	20
Error in Latitude	>3.1 km
Error in Longitude	4.3 km
Error in Depth	9.5 km

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Amplitude
UID	Agency	Station	Component	Amplitude	Period	Arrival Time	Proccessing Time	Signal Clip
113946	IIEES	BJRD	N	645.3	0.28	2017-03-12 19:09:30	2017-03-13 05:34:00	n
113947	IIEES	BJRD	E	650.1	0.64	2017-03-12 19:09:36	2017-03-13 05:34:00	n
113948	IIEES	DAMV	N	396.5	0.38	2017-03-12 19:09:34	2017-03-13 05:34:00	n
113949	IIEES	DAMV	E	557.8	0.57	2017-03-12 19:09:34	2017-03-13 05:34:00	n
113950	IIEES	THKV	N	305.2	0.56	2017-03-12 19:10:02	2017-03-13 05:34:00	n
113951	IIEES	THKV	E	294.2	0.65	2017-03-12 19:10:03	2017-03-13 05:34:00	n
113952	IIEES	TABS	N	285.3	0.63	2017-03-12 19:10:15	2017-03-13 05:34:00	n
113953	IIEES	GHVR	N	113.9	0.39	2017-03-12 19:10:12	2017-03-13 05:34:00	n
113954	IIEES	GHVR	E	193.5	0.52	2017-03-12 19:10:14	2017-03-13 05:34:00	n
113955	IIEES	GIDE	N	181.2	0.47	2017-03-12 19:10:25	2017-03-13 05:34:00	n
113956	IIEES	GIDE	E	152.6	0.47	2017-03-12 19:10:32	2017-03-13 05:34:00	n
113957	IIEES	YZKH	E	82	0.52	2017-03-12 19:10:37	2017-03-13 05:34:00	n
113958	IIEES	YZKH	N	88.7	0.43	2017-03-12 19:10:37	2017-03-13 05:34:00	n

Phase

Agency

Station

Component

Phase Type

Phase Quality

First Motion

Observed Arrival Time

Time Residual

Loc. Flag

Input Weight

Distance

Azimuth

IIEES

SHRO

2017-03-12 19:08:31

0.02

125

128

IIEES

SHRO

2017-03-12 19:08:47

0.27

125

128

IIEES

MRVT

2017-03-12 19:08:34

-0.39

148

IIEES

MRVT

2017-03-12 19:08:53

0.09

148

IIEES

BJRD

2017-03-12 19:08:49

0.44

246

IIEES

DAMV

2017-03-12 19:08:55

0.8

292

247

IIEES

CHTH

2017-03-12 19:09:02

0.53

353

257

IIEES

THKV

2017-03-12 19:09:05

0.42

374

258

IIEES

TABS

2017-03-12 19:09:06

-0.01

394

149

IIEES

GHVR

2017-03-12 19:09:09

0.36

415

235

IIEES

GIDE

2017-03-12 19:09:13

-0.51

448

275

IIEES

NASN

2017-03-12 19:09:16

-1.17

475

205

IIEES

YZKH

2017-03-12 19:09:16

-0.95

480

184

IIEES

ASAO

2017-03-12 19:09:20

-0.36

504

243

IIEES

ZNJK

2017-03-12 19:09:26

-0.66

558

271

IIEES

KHMZ

2017-03-12 19:09:27

0.41

559

235

IIEES

SHRT

2017-03-12 19:09:31

-0.25

595

123

IIEES

BSRN

2017-03-12 19:09:39

0.09

653

143

IIEES

GRMI

2017-03-12 19:09:45

4.93

662

293

IIEES

SNGE

2017-03-12 19:09:46

0.11

707

258

IIEES

KRBR

2017-03-12 19:09:52

-0.49

765

167

IIEES

ILBA

2017-03-12 19:10:04

-0.73

864

249

IIEES

MAKU

2017-03-12 19:10:14

-0.68

946

291

IIEES

GHIR

2017-03-12 19:10:15

-0.95

951

192

Magnitude

Nearest Cities

Faults within 150 km:

Amplitude

Phase