M 7.4 - 101 km SSW of Nagqu, China
- 1952-08-17 16:02:14 (UTC)
- 30.648°N 91.601°E
- 25.0 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_iscgem893286_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.dirty
- Github commit
- cbad8622bd520e1936447620edfb3a4feea1a8d9
- Map version
- 1
- Date
- 2020-06-06 14:26:14 (UTC)
Map Version | Network | Processing Time | Comment |
---|---|---|---|
1 | atlas | 2020-06-06 14:25:53 (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 |
---|---|---|---|
PGA | 0.269 g | 0.269 g | - |
SA(0.3 s) | 0.703 g | 0.703 g | - |
PGV | 3.64 cms | 3.64 cms | - |
SA(1.0 s) | 0.389 g | 0.389 g | - |
Intensity | 7.471 intensity | 7.471 intensity | - |
SA(3.0 s) | 0.128 g | 0.128 g | - |
Type | Latitude | Longitude |
---|---|---|
Number of points | 331 | 387 |
Grid spacing | 0.0333333 degrees | 0.0333333 degrees |
Span | 11 degrees | 12.867 degrees |
Min | 24.983 degrees | 85.533 degrees |
Max | 35.983 degrees | 98.4 degrees |
- Mean of map uncertainty
- -
- Empirical ShakeMap grade
- --
- Flagged Seismic Stations
- 0
- Flagged DYFI stations
- 0
Input
- Description
- ShakeMap Atlas v4
- ID
- iscgem893286
- Magnitude
- 7.4
- Depth
- 25.0 km
- GPS location
- 30.648°N 91.601°E
- Origin time
- 1952-08-17 16:02:14 (UTC)
- Mechanism
- -
- Mechanism source
- SS
- Location
- eastern Xizang
- Fault files
- -
- Fault reference
- Origin
- Number of seismic stations
- 0
- 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 |