Earthquake 20170508-3

2017-05-08 08:08:18.600 21.7 km 4.8 Mwr
7.9518°S, 76.7997°W
457 km N of Lima, Peru
Time Error: 0.59 s Depth Error: 5.7 km
Num. Stations: 21 Time RMS: 0.29 s
Num. Phases: 21 Azimuth Gap: 117°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
5.3 mb 10 0.20 NCMS System-search
5.5 M 12 0.40 NCMS System-search
4.8 Ms_BB 2 0.30 NCMS System-search
Emblem-favorite 4.8 Mwr 10 0.10 NCMS System-search
5.6 ML 2 0.30 NCMS System-search
4.7 mb_Lg 2 0.40 NCMS System-search
5.2 mb 0 0 NCMS System-search
4.8 M 0 0 NCMS System-search
4.8 Mwr 0 0 NCMS System-search

Origin Details

Ellipse Major:16.40 km Min. Distance:4.01° Fixed Depth:no
Ellipse Minor:7.90 km Max. Distance:137.23° Fixed Phase:no
Ellipse Strike:75.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@16070 External Origin ID:HYDRA_RED@31426

Error Ellipse

Azimuth Dip Magnitude Action
Max 256° 38.6 km System-search
Intermediate 166° 18.5 km System-search
Min 83° 8.4 km System-search
Type Traces % DC Misfit/Var. Red. Centroid Best Double Couple Moment Tensor Action
M0 Plane Strike Dip Rake Mrr Mrt Mrp Mtt Mtp Mpp
Ffffffff RMT 10 43% 0.67 30.0 km 2e+16 nt-m NP1
NP2
13.0
273.0
55.0
76.0
17.0
144.0
2.58e+15 -1.09e+16 8.69e+15 -3.83e+15 -1.37e+16 1.25e+15 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.NNA.00.BHZ 2017-05-08 08:10:32.832 3e+03 1.25 s 4.9 mb_Lg 4.01° 180.6° System-search
II.NNA.00.BHZ 2017-05-08 08:10:39.854 2e+04 3.95 s 4.8 Ms_BB 4.01° 180.6° System-search
IU.PAYG.00.BHZ 2017-05-08 08:12:01.160 178.3 1.00 s 5.3 mb 15.26° 297.6° System-search
IU.LVC.00.BHZ 2017-05-08 08:12:19.660 72.8 0.90 s 4.8 mb 16.43° 153.4° System-search
IU.SDV.10.HHZ 2017-05-08 08:12:47.960 170.0 0.80 s 5.2 mb 17.82° 20.3° System-search
IU.OTAV.00.BHZ 2017-05-08 08:13:03.901 389.4 1.10 s 4.4 mb_Lg 8.30° 348.5° System-search
IU.OTAV.00.BH2 2017-05-08 08:13:11.559 559.8 1.50 s 5.7 ML 8.30° 348.5° System-search
IU.OTAV.00.BHZ 2017-05-08 08:13:26.190 6e+03 3.30 s 4.8 Ms_BB 8.30° 348.5° System-search
CU.TGUH.00.BHZ 2017-05-08 08:14:20.319 73.3 1.10 s 5.2 mb 24.21° 334.5° System-search
CU.MTDJ.00.BHZ 2017-05-08 08:14:24.085 221.2 1.25 s 5.7 mb 26.02° 358.4° System-search
GT.PLCA.00.BHZ 2017-05-08 08:15:00.920 24.9 1.20 s 5.0 mb 33.12° 171.3° System-search
II.FFC.00.BHZ 2017-05-08 08:19:03.670 20.3 1.00 s 5.2 mb 65.92° 344.3° System-search
IU.MACI.--.HHZ 2017-05-08 08:19:40.140 91.3 0.98 s 5.9 mb 68.39° 55.5° System-search
IU.COLA.00.BHZ 2017-05-08 08:21:14.059 35.8 0.90 s 5.7 mb 89.26° 336.2° System-search
IU.TSUM.10.BHZ 2017-05-08 08:21:36.029 12.2 1.05 s 5.2 mb 91.53° 109.6° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.NNA.00.BHZ Pn 2017-05-08 08:09:18.910 0.10 s 4.01° 180.6° yes Time System-search
IU.OTAV.00.BHZ Pn 2017-05-08 08:10:20.299 2.10 s 8.30° 348.5° no Time System-search
IU.PAYG.00.BHZ Pn 2017-05-08 08:11:53.009 0.10 s 15.26° 297.6° no Time System-search
IU.LVC.00.BHZ Pn 2017-05-08 08:12:09.660 1.30 s 16.43° 153.4° yes Time System-search
IU.SDV.10.HHZ Pn 2017-05-08 08:12:25.420 -0.10 s 17.82° 20.3° no Time System-search
CU.TGUH.00.BHZ P 2017-05-08 08:13:33.720 -0.10 s 24.21° 334.5° no Time System-search
CU.MTDJ.00.BHZ P 2017-05-08 08:13:50.960 0.50 s 26.02° 358.4° no Time System-search
GT.PLCA.00.BHZ P 2017-05-08 08:14:53.170 -0.10 s 33.12° 171.3° no Time System-search
II.FFC.00.BHZ P 2017-05-08 08:19:02.170 -0.60 s 65.92° 344.3° no Time System-search
IU.MACI.--.HHZ P 2017-05-08 08:19:19.359 0.10 s 68.39° 55.5° no Time System-search
IU.COLA.00.BHZ P 2017-05-08 08:21:12.569 -0.10 s 89.26° 336.2° no Time System-search
IU.TSUM.10.BHZ P 2017-05-08 08:21:24.230 -0.30 s 91.53° 109.6° no Time System-search
OM.ASH.--.HHZ PKPdf 2017-05-08 08:27:36.990 5.50 s 132.06° 64.0° no Time System-search
AE.MSF.--.HHZ pPKPdf 2017-05-08 08:27:38.809 -0.50 s 132.01° 63.1° no Time System-search
IU.MAKZ.00.BHZ PKPdf 2017-05-08 08:27:39.089 -1.40 s 137.23° 21.5° no Time System-search
OM.MDH.--.HHZ pPKPdf 2017-05-08 08:27:39.259 -0.20 s 132.15° 63.2° no Time System-search
OM.SOH.--.HHZ pPKPdf 2017-05-08 08:27:39.539 -0.80 s 132.60° 64.6° no Time System-search
DN.HAT.--.HHZ pPKPdf 2017-05-08 08:27:39.559 0.10 s 132.10° 63.8° no Time System-search
II.UOSS.10.BHZ pPKPdf 2017-05-08 08:27:39.630 0.10 s 132.14° 63.7° no Time System-search
II.AAK.00.BHZ PKPdf 2017-05-08 08:27:39.660 -1.10 s 137.21° 31.5° yes Time System-search
II.KURK.00.BHZ pPKPdf 2017-05-08 08:27:39.769 -0.10 s 132.74° 21.1° no Time System-search

Shake Maps

None

Ground Motion

Station PGA PGA Time PGV PGV Time PGD PGD Time RSA @ 0.3s RSA @ 1.0s RSA @ 3.0s Action
II.NNA.00.BHZ 0.01443 cm/s2 2017-05-08 08:09:44.362 0.001656 cm/s 2017-05-08 08:10:07.162 0.000517 cm 2017-05-08 08:10:07.512 0.059534 cm/s2 0.036805 cm/s2 0.014249 cm/s2 System-search
IU.OTAV.00.BH1 0.001633 cm/s2 2017-05-08 08:11:32.564 0.000308 cm/s 2017-05-08 08:11:47.314 0.000085 cm 2017-05-08 08:11:40.014 0.004533 cm/s2 0.007239 cm/s2 0.001163 cm/s2 System-search
IU.OTAV.00.BH2 0.002149 cm/s2 2017-05-08 08:11:37.264 0.000392 cm/s 2017-05-08 08:11:38.114 0.000117 cm 2017-05-08 08:11:54.064 0.005867 cm/s2 0.010342 cm/s2 0.002601 cm/s2 System-search
IU.OTAV.00.BHZ 0.001503 cm/s2 2017-05-08 08:11:48.664 0.000258 cm/s 2017-05-08 08:11:48.514 0.000086 cm 2017-05-08 08:11:52.564 0.003443 cm/s2 0.005655 cm/s2 0.00164 cm/s2 System-search

Event 20170508-3

Time: 2017-05-08 08:08:18.600
Position:7.9518°S, 76.7997°W
Place:
Major Place:457 km N of Lima, Peru
Depth:21.7 km
Magnitude:4.8 Mwr