Information message about the sensitive earthquake in Eastern Kazakhstan on January 28, 2013 |
| The sensitive earthquake with M=6.1 has occurred on January 28, 2013 at 16:38 GMT (20:38 Moscow time) in Eastern Kazakhstan. |
| Parameters of the earthquake
have been determined in the Alert Service (AS) of Information
Processing Center (IPC) of Geophysical Survey of RAS in Obninsk with station data
obtained from digital and analog seismic stations of Russia, countries of CIS
and from abroad. Alert message on this earthquake has been delivered in 13 min after
registration to the Ministry of Emergency of the Russian Federation (EMERCOM). |
| Preliminary processing has been done with data from 51 stations, accurate processing - with data 58 stations. |
| Fig. 1 presents fragments of records obtained from digital stations Ala-Archa (∆ 3.9º), Kurchatov (∆ 8.1º), Dzhazator (∆ 8.8º), Borovoe (∆ 12.2º), Kungurtug (∆ 14.5º). Fig. 2 presents fragments of records obtained from digital stations Arti (∆ 19.3º), Ulaanbaatar (∆ 19.9º), Makhachkala (∆ 23.6º), Kislovodsk (∆ 26.9º), Storozhevoe (∆ 28.7º). |
Figure 1
| 
Figure 2
|
|
| IPC GS RAS also has obtained information with parameters of this event from some seismological centers, these data are given in table 1: |
| Table 1 |
| NN |
Time in origin h-min-s (GMT) |
Lat degr. |
Lon degr. |
Depth km |
N s/st |
Ms/ N |
mb/ N |
I0 calc |
GAP |
Center | | 1 |
16-38-51.7 |
42.66 |
79.74 |
10 |
58 |
6.1/39 | 6.1/32 | 7-8 | 46 | IPC GS RAS (Accurate) | | 2 |
16-38-55.4 |
42.76 |
79.7 |
33 |
51 |
6.1/32 | 6.1/26 | 6.5-7 | 46 | IPC GS RAS (Preliminary) | | 3 |
16-38-53.6 |
42.64 |
79.76 |
10 |
675 |
6.1 Mw | | | 14 | CSEM | | 4 |
16-38-53.5 |
42.598 |
79.699 |
15 |
567 |
6.2/690 | 6.1/400 | | 14 | NEIC | | 5 |
16-38-53.7 |
42.58 |
79.69 |
15 |
12 |
15.3 K | 6.8 | 7-8 | 257 | IS NAS KR | | 6 |
16-38-53.9 |
42.64 |
79.76 |
10 |
12 |
6.1 Mw | 6.8/12 | | 214 | KNDC | |
| IPC GS RAS - Informational Processing Center, Geophysical Survey, Russian Academy of Sciences |
| CSEM - European - Mediterranean seismological center |
| NEIC - National Earthquakes Information Center of US Geological Service |
| IS NAS KR - Institute of Seismology National Academy of sciences of the Kyrgyz Republic |
| KNDC - Kazakhstan National Data Center |
| Epicenter |
| Fig. 3 presents with red star epicenter of this earthquake which origin was located in Almaty Province at the depth of 10 km, 240 km E-S-E of Almaty. |
Figure 3 |
|
| Aftershock |
| GS RAS registered 3 aftershocks with M≥4.4 within four hours after the main shock. |
| N |
Date & Time (GMT)
yy-mm-dd hh:mm:sec |
Lat
degr. |
Lon
degr. |
Depth
km |
N
station |
Ms/ N |
mb/ N |
Io
calc. |
Region |
| 20130304 | 2013-01-28 19:11:50.0 | 42.24 | 79.93 | 33 | 16 | - | 4.4/ 4 | 2-2.5 | Lake Issyk-Kul region | | 20130306 | 2013-01-28 19:47:35.0 | 42.35 | 79.45 | 10 | 17 | - | 4.6/ 6 | 4.5 | Lake Issyk-Kul region | | 20130311 | 2013-01-28 20:37:06.0 | 42.51 | 79.89 | 10 | 18 | - | 4.5/ 7 | 4-4.5 | Lake Issyk-Kul region | |
| Macroseismic manifestations |
| In accordance with IC NAN KR this earthquake was felt in Zhergalan with intensities 6-7, Karakol with intensity 6, Tokmok with intensities 4-5, Bishkek with intensity 4. In accordance with KNDC this earthquake was felt in Almaty with intensities 4-5. |
