Event 20210418-45
2021-04-18 20:18:35.820 UTC 141 km 4.6 mb
7.5188°S, 129.9009°E
20 km from Wakarlawen, Maluku, Indonesia
Time Error: 0.75 s Analysis Type: Manual
Time RMS: 0.37 s Num. Stations: 16
Depth Error: 16 km Num. Phases: 16
Reference Elevation: 0 km Max. Intensity (MMI):
Azimuth Gap: 315° Effects Type: Seismic
 
MANUALLY REVIEWED LOCATION
Magnitudes
Preferred Magnitude Stations Error Author Action
4.6 M 0 0 NCMS Action show
Emblem favorite 4.6 mb 0 0 BH Action show
4.7 M 9 0.6 NEIC Action show
4.6 mb 9 0.2 NEIC Action show
 
Origin Details
Ellipse Major: 93.90 km Seismic Moment:
Ellipse Minor: 28.20 km Corner Frequency:
Ellipse Strike: 117.0° Stress Drop:
Min. Distance: 10.39° Source Radius:
Max. Distance: 81.54° Location Method: Inversion
Fixed Location: no Author: NEIC
Fixed Depth: no Event Type: Earthquake
Fixed Phase: no External Event ID: HYDRA_RED@64620
Fixed Time: no External Origin ID: HYDRA_RED@121583
 
Error Ellipse
Length Azimuth Dip Action
Maximum 220.80 km 118.00° 3.00° Action show
Intermediate 66.30 km 209.00° 4.00° Action show
Minimum 21.10 km 354.00° 84.00° Action show
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.MAKZ.00.BHZ 2021-04-18 20:29:27.204 UTC 9.3 0.65 s 4.8 mb 68.78° 326.8° Action show
II.AAK.00.BHZ 2021-04-18 20:29:39.259 UTC 18.1 0.90 s 4.9 mb 70.87° 320.0° Action show
IU.KBL.--.BHZ 2021-04-18 20:29:39.319 UTC 7.1 0.95 s 4.5 mb 71.02° 310.3° Action show
AE.MSF.--.HHZ 2021-04-18 20:30:24.119 UTC 6.0 0.72 s 4.4 mb 78.71° 297.6° Action show
AE.ALN.--.HHZ 2021-04-18 20:30:26.339 UTC 3.3 0.58 s 4.3 mb 78.76° 296.3° Action show
AE.SHM.--.HHZ 2021-04-18 20:30:27.579 UTC 6.6 0.64 s 4.5 mb 79.00° 298.4° Action show
AE.MZR.--.HHZ 2021-04-18 20:30:33.880 UTC 7.4 0.78 s 4.5 mb 80.56° 294.7° Action show
AE.MKZ.--.HHZ 2021-04-18 20:30:37.859 UTC 13.2 0.76 s 4.8 mb 81.35° 294.5° Action show
AE.JRN.--.HHZ 2021-04-18 20:30:38.480 UTC 12.7 0.70 s 4.8 mb 81.54° 296.5° Action show
Channel Phase Time Time Residual Direction Event Distance Event Azimuth Automatic? Defined By Action
II.KAPI.00.BHZ Pn 2021-04-18 20:21:01.410 UTC 0.10 s _ 10.39° 283.3° yes Time Action show
IU.MAKZ.00.BHZ P 2021-04-18 20:29:24.279 UTC -0.40 s _ 68.78° 326.8° no Time Action show
II.AAK.00.BHZ P 2021-04-18 20:29:38.160 UTC 0.40 s _ 70.87° 320.0° yes Time Action show
IU.KBL.--.BHZ P 2021-04-18 20:29:38.670 UTC -0.20 s _ 71.02° 310.3° yes Time Action show
II.KURK.10.BHZ P 2021-04-18 20:29:49.609 UTC 0.10 s _ 72.91° 328.7° yes Time Action show
OM.BID.--.HHZ P 2021-04-18 20:30:11.220 UTC 0.30 s _ 76.52° 296.3° yes Time Action show
OM.SOH.--.HHZ P 2021-04-18 20:30:19.450 UTC -0.20 s _ 78.09° 296.5° yes Time Action show
AE.MSF.--.HHZ P 2021-04-18 20:30:23.380 UTC 0.30 s _ 78.71° 297.6° no Time Action show
AE.ALN.--.HHZ P 2021-04-18 20:30:23.500 UTC 0.20 s _ 78.76° 296.3° yes Time Action show
UE.UMZA.--.HHZ P 2021-04-18 20:30:24.160 UTC -0.40 s _ 78.99° 294.8° yes Time Action show
DN.FAQ.--.HHZ P 2021-04-18 20:30:24.660 UTC -0.30 s _ 79.06° 296.9° no Time Action show
AE.SHM.--.HHZ P 2021-04-18 20:30:24.740 UTC 0.10 s _ 79.00° 298.4° yes Time Action show
DN.NAZ.--.HHZ P 2021-04-18 20:30:24.819 UTC -0.10 s _ 79.06° 297.1° yes Time Action show
AE.MZR.--.HHZ P 2021-04-18 20:30:33.369 UTC 0.30 s _ 80.56° 294.7° yes Time Action show
AE.MKZ.--.HHZ P 2021-04-18 20:30:37.130 UTC -0.10 s _ 81.35° 294.5° yes Time Action show
AE.JRN.--.HHZ P 2021-04-18 20:30:37.160 UTC -1.00 s _ 81.54° 296.5° no Time Action show

Ground Motion

No ground motions for this event.