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Moment tensor solutions

PDE

YR	MO	DA	HR	MN	SEC	LAT	LON	DEPTH(Km)	Mw	Region
2003	08	21	12	12	49.8	-45.1	167.14	28	7.2	SOUTH ISLAND OF NEW ZEALAND

IISEE CMT
Principal Investigator: Tatsuhiko Hara (IISEE. E-mail: thara at kenken.go.jp)

YR	MO	DA	HR	MN	SEC	LAT	LON	DEPTH(Km)
2003	08	21	12	13	0	-44.84	166.77	20

Exp	Mrr	Mrt	Mrf	Mtt	Mtf	Mff
26	1.218	-5.425	-9.078	-1.802	-0.601	0.584
	(0.066)	(0.100)	(0.085)	(0.084)	(0.074)	(0.107)

A number in brackets below each component is an error for that components

Moment of the earthquake	Non-double-couple component	Mw	strike1	dip1	slip1	strike2	dip2	slip2
1.07e+27	0.056	7.29	103	8	161	212	88	83

High frequency P wave duration time and Magnitude (following Hara 2007)

Duration(s)	M
17.45	7.06

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Aftershock distribution

IISEE :
Principal Investigator: Nobuo Hurukawa (IISEE. E-mail: hurukawa at kenken.go.jp)

LONG	LAT	DEPTH	M	Strike	Dip	Size of 7 days' Aftershock Area(km)
						strike	dip
167.0715	-45.0512	38	7.2	215	-23	60	20

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Rupture process

Principal Investigator: Yuji Yagi (Tsukuba University/ IISEE visiting researcher. E-mail: yagi-y at geol.tsukuba.ac.jp)

Slip distribution
Focal mechanism and source time function

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Studies related to this event

Author(s)	Journal	Year	Vol.	pages	URL (abstract)
McGinty and Robinson	GJI	2007	169	579-592	http://www.blackwell-synergy.com/doi/abs/10.1111/j.1365-246X.2007.03336.x

Further information

Title	URL
Preliminary Earthquake Report (USGS)	http://neic.usgs.gov/neis/eq_depot/2003/eq_030821_12/