Magnitude |
3 |
| Date & Time (UTC) | 2025-07-28 18:05:09.8 |
| Date & Time (Local) | 1404/5/6 21:35:09.8 |
| Location | Lat:36.602 Lon: 54.915 |
| Region | Semnan Province, 21 km North of Shahrud |
Nearest Cities |
|
| 16 km North of Bastam, Semnan Province | |
| 17 km West of Qaleh-ye nokharqan, Semnan Province | |
| 21 km North of Shahrud, Semnan Province | |
| 28 km North East of Majen, Semnan Province | |
| 29 km North of Ruyan, Semnan Province | |
| Depth | 12 km |
| Agency | |
Faults within 150 km: |
|
| SHAVAR_F (Length: 87 km) , Distance to epicenter: 3 km | |
| ASTANEH_F (Length: 72 km) , Distance to epicenter: 30 km | |
| DAMGHAN_F (Length: 95 km) , Distance to epicenter: 37 km | |
| Number of Phases | 11 |
| RMS | 0.6 |
| Number of Stations | 11 |
| Error in Latitude | 3.3 km |
| Error in Longitude | 3.3 km |
| Error in Depth | 10.1 km |
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Amplitude
| UID | Agency | Station | Component | Amplitude | Period | Arrival Time | Proccessing Time | Signal Clip |
|---|---|---|---|---|---|---|---|---|
| 199276 | IIEES SC | GHVR | Z | 0.04 | 1 | 2025-07-28 18:06:08 | 2025-09-23 08:10:00 | n |
| 199277 | IIEES SC | SHRT | Z | 0.01 | 1 | 2025-07-28 18:06:30 | 2025-09-23 08:10:00 | n |
Phase
| Agency | Station | Component | Phase Type | Phase Quality | Arrival Time | Time Residual | Loc. Flag | Input Weight | Distance | Azimuth |
|---|---|---|---|---|---|---|---|---|---|---|
| IIEES SC | SHRO | Z | EPg | E | 2025-07-28 18:05:23 | -6.3 | n | 4 | 119 | 124 |
| IIEES SC | BJRD | Z | EPn | E | 2025-07-28 18:05:48 | -0.9 | y | 0 | 253 | 61 |
| IIEES SC | BJRD | Z | ES | E | 2025-07-28 18:06:19 | 1.5 | y | 0 | 253 | 61 |
| IIEES SC | DAMV | Z | EPn | E | 2025-07-28 18:05:36 | -17.5 | n | 4 | 286 | 248 |
| IIEES SC | TABS | Z | EPn | E | 2025-07-28 18:06:05 | -0.1 | y | 0 | 384 | 148 |
| IIEES SC | GHVR | Z | EPn | E | 2025-07-28 18:06:08 | 0.2 | y | 0 | 408 | 235 |
| IIEES SC | KAGH | Z | EPn | E | 2025-07-28 18:06:14 | 0.1 | y | 0 | 452 | 85 |
| IIEES SC | YZKH | Z | EPn | E | 2025-07-28 18:06:09 | -6.8 | n | 4 | 468 | 184 |
| IIEES SC | SHRT | Z | EPn | E | 2025-07-28 18:06:30 | -0.6 | y | 0 | 590 | 124 |
| IIEES SC | BSRN | Z | EPn | E | 2025-07-28 18:06:28 | -9.6 | n | 4 | 644 | 143 |
| IIEES SC | GURO | Z | EPn | E | 2025-07-28 18:07:50 | 8.6 | n | 4 | 1158 | 281 |