Earthquake 20170423-2

2017-04-23 01:19:40.520 8.4 km 5.4 Mb
9.3575°N, 126.1820°E
Phillipine Sea
811 km SE of Manila, Philippines
Time Error: 1.20 s Depth Error: 41.9 km
Num. Stations: 32 Time RMS: 0.59 s
Num. Phases: 32 Azimuth Gap: 92°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.4 Mb 17 1.0 NCMS System-search
5.3 ML 1 1.0 NCMS System-search
5.6 mblg 1 1.0 NCMS System-search
4.5 Ms 17 1.0 NCMS System-search

Origin Details

Ellipse Major:11.90 km Min. Distance:2.35° Fixed Depth:no
Ellipse Minor:8.70 km Max. Distance:89.22° Fixed Phase:no
Ellipse Strike:48.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@23255 External Origin ID:HYDRA_RED@97862

Error Ellipse

Azimuth Dip Magnitude Action
Max 199° 71° 67.1 km System-search
Intermediate 85° 23.9 km System-search
Min 353° 16° 12.4 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.DAV.00.BH1 2017-04-23 01:20:55.359 3e+05 0.75 s 5.2 ML 2.35° 194.8° System-search
IU.DAV.00.BH2 2017-04-23 01:20:57.759 2e+05 1.10 s 5.3 ML 2.35° 194.8° System-search
IU.DAV.00.BHZ 2017-04-23 01:21:06.714 3e+05 1.05 s 5.6 mblg 2.35° 194.8° System-search
II.KAPI.00.BHZ 2017-04-23 01:23:24.250 2e+03 1.10 s 5.0 Mb 15.67° 204.0° System-search
IU.NWAO.00.BHZ 2017-04-23 01:27:39.259 4e+03 2.00 s 5.8 Mb 42.94° 191.0° System-search
IU.MAKZ.00.BHZ 2017-04-23 01:28:57.089 517.0 0.90 s 5.2 Mb 52.91° 323.0° System-search
II.NIL.00.BHZ 2017-04-23 01:29:07.109 997.0 0.90 s 5.8 Mb 54.19° 304.0° System-search
II.AAK.00.BHZ 2017-04-23 01:29:19.960 324.5 0.90 s 5.2 Mb 55.93° 315.0° System-search
IU.KBL.--.BHZ 2017-04-23 01:29:32.690 637.5 0.60 s 5.4 Mb 57.81° 304.0° System-search
II.MSVF.00.BHZ 2017-04-23 01:29:33.759 1e+03 1.00 s 5.5 Mb 57.94° 117.0° System-search
II.BRVK.00.BHZ 2017-04-23 01:30:03.710 1e+03 0.80 s 5.6 Mb 62.44° 325.0° System-search
OM.BID.--.HHZ 2017-04-23 01:30:29.160 777.0 0.70 s 5.9 Mb 66.31° 291.0° System-search
OM.SOH.--.HHZ 2017-04-23 01:30:37.839 72.5 1.32 s 4.8 Mb 67.76° 292.0° System-search
OM.MDH.--.HHZ 2017-04-23 01:30:39.640 38.5 0.88 s 4.6 Mb 67.97° 293.0° System-search
II.UOSS.10.BHZ 2017-04-23 01:30:39.769 274.5 0.75 s 4.8 Mb 68.06° 293.0° System-search
OM.BAN.--.HHZ 2017-04-23 01:30:40.660 308.0 0.68 s 5.5 Mb 67.97° 294.0° System-search
DN.HAT.--.HHZ 2017-04-23 01:30:41.279 148.5 0.68 s 5.2 Mb 68.12° 292.0° System-search
OM.ASH.--.HHZ 2017-04-23 01:30:41.500 111.0 0.72 s 5.0 Mb 68.19° 292.0° System-search
AE.SHM.--.HHZ 2017-04-23 01:30:41.869 169.0 0.88 s 5.2 Mb 68.20° 294.0° System-search
AE.MSF.--.HHZ 2017-04-23 01:30:42.359 160.0 0.88 s 5.2 Mb 68.10° 293.0° System-search
AE.ALN.--.HHZ 2017-04-23 01:30:43.640 430.5 0.64 s 5.6 Mb 68.48° 292.0° System-search
DN.FAQ.--.HHZ 2017-04-23 01:30:43.910 186.0 1.84 s 5.9 Mb 68.62° 292.0° System-search
DN.NAZ.--.HHZ 2017-04-23 01:30:44.279 114.0 1.16 s 5.1 Mb 68.55° 293.0° System-search
DN.ASU.--.HHZ 2017-04-23 01:30:46.420 358.0 1.28 s 6.2 Mb 68.86° 292.0° System-search
UE.UMZA.--.HHZ 2017-04-23 01:30:47.960 165.5 0.80 s 5.6 Mb 69.05° 290.0° System-search
AE.MZR.--.HHZ 2017-04-23 01:30:56.319 942.0 0.92 s 5.9 Mb 70.60° 291.0° System-search
UE.GHWR.--.HHZ 2017-04-23 01:30:59.809 638.0 1.28 s 6.1 Mb 71.11° 292.0° System-search
IU.GNI.00.BHZ 2017-04-23 01:31:37.910 1e+03 0.70 s 5.3 Mb 77.53° 309.0° System-search
II.KIV.00.BHZ 2017-04-23 01:31:44.660 1e+03 0.70 s 5.9 Mb 78.92° 313.0° System-search
IU.COLA.00.BHZ 2017-04-23 01:31:49.509 457.0 0.90 s 5.0 Mb 79.84° 25.0° System-search
II.OBN.00.BHZ 2017-04-23 01:32:01.059 720.0 0.70 s 5.3 Mb 82.16° 324.0° System-search
IU.KEV.00.BHZ 2017-04-23 01:32:13.059 1e+03 0.80 s 5.6 Mb 84.40° 339.0° System-search
IU.ANTO.00.BHZ 2017-04-23 01:32:23.589 196.0 0.60 s 4.9 Mb 86.68° 309.0° System-search
IU.KMBO.00.BHZ 2017-04-23 01:32:37.059 565.0 1.10 s 5.4 Mb 89.22° 268.0° System-search
IU.NWAO.00.BHZ 2017-04-23 01:41:27.480 798.0 18.95 s 4.5 Ms 42.90° 191.1° System-search
II.ERM.00.BHZ 2017-04-23 01:43:27.430 648.0 21.40 s 4.3 Ms 35.80° 21.8° System-search
IN.MNC.--.HHZ 2017-04-23 01:52:34.519 268.5 19.23 s 5.1 Ms 52.46° 273.3° System-search
IU.MAKZ.00.BHZ 2017-04-23 01:52:44.404 917.5 21.00 s 4.9 Ms 52.89° 323.1° System-search
II.NIL.00.BHZ 2017-04-23 01:53:43.380 352.0 21.85 s 4.7 Ms 54.16° 304.9° System-search
IU.KBL.--.BHZ 2017-04-23 01:55:02.555 219.5 20.80 s 4.4 Ms 57.78° 305.0° System-search
II.AAK.00.BHZ 2017-04-23 01:55:06.480 2e+03 21.35 s 5.5 Ms 55.91° 315.7° System-search
OM.BAN.--.HHZ 2017-04-23 01:57:33.640 9.5 18.12 s 3.3 Ms 67.92° 294.2° System-search
II.BRVK.00.BHZ 2017-04-23 01:58:30.029 550.5 21.60 s 4.6 Ms 62.44° 325.7° System-search
IU.COLA.00.BHZ 2017-04-23 01:59:07.279 293.5 19.60 s 4.6 Ms 79.88° 25.6° System-search
AE.SRB.--.HHZ 2017-04-23 01:59:23.200 122.0 18.97 s 4.6 Ms 69.79° 293.4° System-search
AE.UMQ.--.HHZ 2017-04-23 02:01:23.990 81.5 19.24 s 4.3 Ms 68.50° 293.8° System-search
DN.FAQ.--.HHZ 2017-04-23 02:01:41.819 53.5 21.76 s 4.7 Ms 68.57° 292.9° System-search
UE.UMZA.--.HHZ 2017-04-23 02:01:48.809 69.0 20.33 s 4.6 Ms 69.00° 290.8° System-search
DN.ASU.--.HHZ 2017-04-23 02:02:13.420 47.0 18.22 s 4.7 Ms 68.81° 292.8° System-search
OM.BID.--.HHZ 2017-04-23 02:02:43.900 220.0 19.52 s 4.7 Ms 66.26° 291.6° System-search
OM.ASH.--.HHZ 2017-04-23 02:03:03.480 52.5 21.36 s 4.1 Ms 68.14° 292.9° System-search
OM.SOH.--.HHZ 2017-04-23 02:04:10.829 33.5 21.99 s 3.9 Ms 67.71° 292.3° System-search
DN.NAZ.--.HHZ 2017-04-23 02:05:11.720 74.0 19.51 s 4.2 Ms 68.50° 293.2° System-search
II.UOSS.10.BHZ 2017-04-23 02:05:35.779 228.0 19.60 s 4.2 Ms 68.01° 293.1° System-search
OM.MDH.--.HHZ 2017-04-23 02:06:11.390 52.0 20.64 s 4.1 Ms 67.92° 293.5° System-search
DN.HAT.--.HHZ 2017-04-23 02:06:22.009 58.5 18.18 s 4.1 Ms 68.07° 293.0° System-search
UE.GHWR.--.HHZ 2017-04-23 02:07:55.789 76.5 20.14 s 4.7 Ms 71.06° 292.2° System-search
IU.KMBO.00.BHZ 2017-04-23 02:08:54.480 211.0 21.75 s 4.4 Ms 89.12° 268.8° System-search
IU.GNI.00.BHZ 2017-04-23 02:09:29.930 715.0 21.90 s 4.7 Ms 77.51° 309.1° System-search
II.KIV.00.BHZ 2017-04-23 02:10:16.180 440.5 21.75 s 5.2 Ms 78.90° 313.0° System-search
IU.LSZ.00.BHZ 2017-04-23 02:14:00.829 499.0 19.75 s 4.9 Ms 100.06° 256.2° System-search
IU.ANTO.00.BHZ 2017-04-23 02:16:41.055 174.5 21.15 s 4.4 Ms 86.66° 309.7° System-search
GE.EIL.--.BHZ 2017-04-23 02:17:29.079 208.0 19.35 s 4.6 Ms 86.50° 299.4° System-search
IU.TSUM.10.BHZ 2017-04-23 02:18:57.880 4e+03 20.17 s 5.0 Ms 110.50° 253.1° System-search
II.BFO.00.BHZ 2017-04-23 02:22:05.230 498.0 19.65 s 4.2 Ms 100.80° 323.1° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
IU.DAV.00.BHZ Pb 2017-04-23 01:20:23.309 0.50 s c 2.35° 194.0° yes Time System-search
II.KAPI.00.BHZ P 2017-04-23 01:23:24.250 -1.10 s 15.67° 204.0° no Time System-search
IU.NWAO.00.BHZ P 2017-04-23 01:27:39.259 -0.10 s c 42.94° 191.0° yes Time System-search
IU.MAKZ.00.BHZ P 2017-04-23 01:28:57.089 0.40 s c 52.91° 323.0° yes Time System-search
II.NIL.00.BHZ P 2017-04-23 01:29:07.109 0.80 s c 54.19° 304.0° yes Time System-search
II.AAK.00.BHZ P 2017-04-23 01:29:19.960 1.00 s c 55.93° 315.0° yes Time System-search
IU.KBL.--.BHZ P 2017-04-23 01:29:32.690 0.30 s c 57.81° 304.0° yes Time System-search
II.MSVF.00.BHZ P 2017-04-23 01:29:33.759 0.70 s c 57.94° 117.0° yes Time System-search
II.BRVK.00.BHZ P 2017-04-23 01:30:03.710 0 s 62.44° 325.0° no Time System-search
OM.BID.--.HHZ P 2017-04-23 01:30:29.160 -0.20 s 66.31° 291.0° no Time System-search
OM.SOH.--.HHZ P 2017-04-23 01:30:37.839 -0.80 s 67.76° 292.0° no Time System-search
OM.MDH.--.HHZ P 2017-04-23 01:30:39.640 -0.30 s 67.97° 293.0° no Time System-search
II.UOSS.10.BHZ P 2017-04-23 01:30:39.769 -0.70 s 68.06° 293.0° no Time System-search
OM.BAN.--.HHZ P 2017-04-23 01:30:40.660 0.70 s 67.97° 294.0° no Time System-search
DN.HAT.--.HHZ P 2017-04-23 01:30:41.279 0.40 s c 68.12° 292.0° yes Time System-search
OM.ASH.--.HHZ P 2017-04-23 01:30:41.500 0.10 s c 68.19° 292.0° yes Time System-search
AE.SHM.--.HHZ P 2017-04-23 01:30:41.869 0.50 s 68.20° 294.0° no Time System-search
AE.MSF.--.HHZ P 2017-04-23 01:30:42.359 1.60 s c 68.10° 293.0° yes Time System-search
AE.ALN.--.HHZ P 2017-04-23 01:30:43.640 0.50 s c 68.48° 292.0° yes Time System-search
DN.FAQ.--.HHZ P 2017-04-23 01:30:43.910 0 s c 68.62° 292.0° yes Time System-search
DN.NAZ.--.HHZ P 2017-04-23 01:30:44.279 0.70 s c 68.55° 293.0° yes Time System-search
DN.ASU.--.HHZ P 2017-04-23 01:30:46.420 1.00 s c 68.86° 292.0° yes Time System-search
UE.UMZA.--.HHZ P 2017-04-23 01:30:47.960 1.30 s c 69.05° 290.0° yes Time System-search
AE.MZR.--.HHZ P 2017-04-23 01:30:56.319 0.10 s 70.60° 291.0° no Time System-search
UE.GHWR.--.HHZ P 2017-04-23 01:30:59.809 0.50 s c 71.11° 292.0° yes Time System-search
IU.GNI.00.BHZ P 2017-04-23 01:31:37.910 1.10 s c 77.53° 309.0° yes Time System-search
II.KIV.00.BHZ P 2017-04-23 01:31:44.660 0.20 s c 78.92° 313.0° yes Time System-search
IU.COLA.00.BHZ P 2017-04-23 01:31:49.509 0.40 s c 79.84° 25.0° yes Time System-search
II.OBN.00.BHZ P 2017-04-23 01:32:01.059 -0.60 s c 82.16° 324.0° yes Time System-search
IU.KEV.00.BHZ P 2017-04-23 01:32:13.059 0 s c 84.40° 339.0° yes Time System-search
IU.ANTO.00.BHZ P 2017-04-23 01:32:23.589 -1.20 s 86.68° 309.0° no Time System-search
IU.KMBO.00.BHZ P 2017-04-23 01:32:37.059 -0.30 s c 89.22° 268.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170423-2

Time: 2017-04-23 01:19:40.520
Position:9.3575°N, 126.1820°E
Place:Phillipine Sea
Major Place:811 km SE of Manila, Philippines
Depth:8.4 km
Magnitude:5.4 Mb