Earthquake 20170816-8

2017-08-16 02:27:37.340 25.1 km 4.8 mb
46.0007°N, 27.6329°W
North Atlantic Ocean
1540 km SW of Cork, Ireland
Time Error: 1.87 s Depth Error: 27.3 km
Num. Stations: 8 Time RMS: 0.92 s
Num. Phases: 8 Azimuth Gap: 163°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 4.8 mb 8 0.20 NCMS System-search
4.9 M 8 0.70 NCMS System-search
4.8 mb 0 0 NCMS System-search
4.8 M 0 0 NCMS System-search

Origin Details

Ellipse Major:20.40 km Min. Distance:24.42° Fixed Depth:no
Ellipse Minor:9.50 km Max. Distance:79.04° Fixed Phase:no
Ellipse Strike:167.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@17319 External Origin ID:HYDRA_RED@34753

Error Ellipse

Azimuth Dip Magnitude Action
Max 348° 12° 48.5 km System-search
Intermediate 153° 77° 41.1 km System-search
Min 257° 22.3 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.BFO.00.BHZ 2017-08-16 02:33:21.309 2.2 1.30 s 3.6 mb 24.42° 71.4° System-search
II.FFC.00.BHZ 2017-08-16 02:36:16.559 11.9 1.10 s 4.7 mb 46.12° 309.3° System-search
GO.AKH.--.HHZ 2017-08-16 02:36:31.450 8.7 0.88 s 4.8 mb 50.05° 68.1° System-search
II.BRVK.00.BHZ 2017-08-16 02:37:44.109 7.8 0.90 s 4.8 mb 59.09° 44.1° System-search
IU.OTAV.00.BHZ 2017-08-16 02:38:10.710 11.1 1.40 s 4.8 mb 63.68° 240.0° System-search
II.KURK.00.BHZ 2017-08-16 02:38:19.559 8.4 0.80 s 4.9 mb 64.57° 42.4° System-search
II.UOSS.10.BHZ 2017-08-16 02:38:35.184 12.1 0.65 s 5.2 mb 68.37° 76.0° System-search
OM.SOH.--.HHZ 2017-08-16 02:38:46.740 4.6 0.88 s 4.6 mb 69.13° 76.5° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.BFO.00.BHZ P 2017-08-16 02:32:55.059 1.30 s 24.42° 71.4° yes Time System-search
II.FFC.00.BHZ P 2017-08-16 02:35:58.759 -0.40 s 46.12° 309.3° yes Time System-search
GO.AKH.--.HHZ P 2017-08-16 02:36:30.809 0.80 s 50.05° 68.1° yes Time System-search
GE.EIL.--.BHZ UNKNOWN 2017-08-16 02:36:35.670 0 s 50.77° 85.8° no System-search
II.BRVK.00.BHZ P 2017-08-16 02:37:35.460 0.30 s 59.09° 44.1° yes Time System-search
IU.OTAV.00.BHZ P 2017-08-16 02:38:07.559 0.30 s 63.68° 240.0° yes Time System-search
II.KURK.00.BHZ P 2017-08-16 02:38:11.710 -0.30 s 64.57° 42.4° yes Time System-search
OM.ASH.--.HHZ UNKNOWN 2017-08-16 02:38:31.970 0 s 68.44° 76.3° no System-search
AE.UMQ.--.HHZ UNKNOWN 2017-08-16 02:38:34.579 0 s 67.62° 75.9° no System-search
II.UOSS.10.BHZ P 2017-08-16 02:38:34.710 -2.00 s 68.37° 76.0° yes Time System-search
OM.SOH.--.HHZ P 2017-08-16 02:38:39.339 -2.10 s 69.13° 76.5° yes Time System-search
IU.MAKZ.00.BHZ UNKNOWN 2017-08-16 02:38:41.329 0 s 68.87° 43.8° no System-search
IU.KMBO.00.BHZ UNKNOWN 2017-08-16 02:39:09.910 0 s 73.63° 109.2° no System-search
IU.TSUM.10.BHZ UNKNOWN 2017-08-16 02:39:30.759 0 s 76.72° 136.3° no System-search
IU.LSZ.00.BHZ UNKNOWN 2017-08-16 02:39:35.710 0 s 79.04° 125.5° yes System-search

Shake Maps

None

Ground Motion

None

Event 20170816-8

Time: 2017-08-16 02:27:37.340
Position:46.0007°N, 27.6329°W
Place:North Atlantic Ocean
Major Place:1540 km SW of Cork, Ireland
Depth:25.1 km
Magnitude:4.8 mb