M 6.5 - Turkmenistan-Iran border region
- 1997-02-04 10:37:47 (UTC)
- 37.661°N 57.291°E
- 10.0 km depth
ShakeMap
- The data below are the most preferred data available
- The data below have NOT been reviewed by a scientist.
Processing
| Type | Module | Reference |
|---|---|---|
| GMPE | gmpe_usp0007wrr_custom | |
| IPE | VirtualIPE | |
| GMICE | WGRW12 | |
| CCF | LothBaker2013 | |
| Basin | None | |
| Directivity | None |
- Max magnitude to compute bias
- 7.7
- Maximum distance to include station in bias
- 120.0
- Use log amp to compute bias
- -
- Max allowed bias
- -
- Use log amp to compute bias
- -
- Min # of stations necessary to compute bias
- -
- Norm of the bias
- -
- Median distance used
- True
- Outlier level (# of std dev)
- 3.0
- Max magnitude to flag outliers
- 7.0
- Code
- 4.0.2+335.gcbad862
- Github commit
- cbad8622bd520e1936447620edfb3a4feea1a8d9
- Map version
- 1
- Date
- 2020-06-03 18:47:34 (UTC)
| Map Version | Network | Processing Time | Comment |
|---|---|---|---|
| 1 | atlas | 2020-06-03 18:47:08 (UTC) | ShakeMap Atlas v4 |
- Reference rock Vs30
- 760.0
- Site correction applied
- GMPE native
Output
| Type | Max Value in Grid | Max Value on Land | Bias |
|---|---|---|---|
| PGV | 4.344 cms | 4.344 cms | -0.005 |
| SA(3.0 s) | 0.181 g | 0.181 g | - |
| SA(1.0 s) | 0.748 g | 0.748 g | - |
| SA(0.3 s) | 1.5 g | 1.5 g | - |
| PGA | 0.631 g | 0.631 g | -0.017 |
| Intensity | 8.465 intensity | 8.465 intensity | -0.082 |
| Type | Latitude | Longitude |
|---|---|---|
| Number of points | 621 | 779 |
| Grid spacing | 0.0083333 degrees | 0.0083333 degrees |
| Span | 5.167 degrees | 6.483 degrees |
| Min | 35.05 degrees | 54.317 degrees |
| Max | 40.217 degrees | 60.8 degrees |
- Mean of map uncertainty
- 1.009
- Empirical ShakeMap grade
- C
- Flagged Seismic Stations
- 0
- Flagged DYFI stations
- 0
Input
- Description
- ShakeMap Atlas v4
- ID
- usp0007wrr
- Magnitude
- 6.5
- Depth
- 10.0 km
- GPS location
- 37.661°N 57.291°E
- Origin time
- 1997-02-04 10:37:47 (UTC)
- Mechanism
- -
- Mechanism source
- SS
- Location
- Turkmenistan-Iran border region
- Fault files
- -
- Fault reference
- Hollingsworth, J., J. Jackson, Alarcon, J. J. Bommer, and M. J. Bolourchi (2007). The 4th February 1997 Bojnurd (Garmkhan) earthquake in NE Iran: field, teleseismic, and strong-motion evidence for rupture directivity effects on a strike-slip fault, J. Earthq. Eng. 11, 193-214. Depths from Wells&Coppersmith94.
- Number of seismic stations
- 10
- Number of DYFI stations
- 0
Ground Motion Models
| Name | Weight | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 |
| Name | Weight | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 |
| Name | Weight | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 |
| Name | Weight | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 |
| Name | Weight | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 |