HighF v14.12

High-F 14.12 Verification and Validation Exercise

This page collects information about a proposed high frequency verification and validation exercise. Planning started in Dec 2014.

Simulation Box / Velocity Model

Parameter	Value	Notes
Dimensions (km)	180 x 135 x 61.875
Bounding Box (LL)	-119.288842 34.120549, -118.354016 35.061096, -116.846030 34.025873, -117.780976 33.096503
UCVM Version	13.9.0	No heterogeneities
Velocity Model Versions	CVM-S4, CVM-S4 v26	CVM-S5?
Miniumum Vs	200 m/s
Samples per wavelength	8
Hercules Etree	ch-cvms400-100-4hz-200ms.e, ch-cvms426-223-4hz-200ms.e	CVM-S5 etree?

Sources

The simulation will be repeated for two point sources and one extended source.

Point Source Parameters

Parameter	Value	Notes
Event Name	La Habra
Origin Time	2014/03/29 04:09:42.97	Source: En-Jui
Origin Location	-117.930; 33.922; 5.0km	Source: En-Jui
Strike/Dip/Rake 1	134/55/155	Source: En-Jui, initial
Strike/Dip/Rake 2	239/70/38	Source: En-Jui, based on review of aftershock sequence
Rise Time	0.75 s
Origin X/Y	EQ_lahabra_xy.list

SRC Format La Habra Source

• MAGNITUDE = 5.12
• FAULT_LENGTH = 5.0
• FAULT_WIDTH = 2.25
• DEPTH_TO_TOP = 4.7125
• STRIKE = 239
• RAKE = 38
• DIP = 70
• LAT_TOP_CENTER = 33.9119
• LON_TOP_CENTER = -117.940
• HYPO_ALONG_STK = 0.0
• HYPO_DOWN_DIP = 1.125
• DLEN = 0.1
• DWID = 0.1

Volume

The four corners are:

• -119.288842 34.120549
• -118.354016 35.061096
• -116.846030 34.025873
• -117.780976 33.096503

And the box has size

• 180,000 m x 135,000 m x 61,875 m

Solver Parameters

Parameter	Value	Notes
Frequency	1.0 Hz
Simulation Length	100 s
Delta T	0.005
Plane Output Resolution	250m
I/O Print Rate	every 10 steps
Station List	LH_stations.txt	Merged from En-Jui's 0.2Hz station list and Ricardo's CH master list
Software Version	Hercules-GPU commit c95f1ab017e5f93613a0e3e2c6b5a849eb4117ad	GPU codes, no frequency dependent Q

Exercise Planning Documents

• pptx
• word doc

Related Entries

• High-F Project
• CME Project
• AWP-ODC
• Hercules