pulse
Kwajalein Atoll, Marshall Islands (seismic) archived on October 16, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Mon Oct 16 11:35:31 2023 6.4 -176.85 52.44 6 Alaska (65 km NNW of Adak, Alaska) * Mon Oct 16 11:35:30 2023 6.7 -175.50 53.10 7 Alaska (133 km NW of Atka, Alaska) Mon Oct 16 10:42:12 2023 5.7 125.54 25.16 6 Japan (46 km NNE of Hirara, Japan) Sun Oct 15 03:56:28 2023 5.4 62.15 34.59 5 Afghanistan (27 km N of Herāt, Afghanistan) Sun Oct 15 03:36:00 2023 6.3 62.11 34.61 6 Afghanistan (30 km NNW of Herāt, Afghanistan) Sat Oct 14 08:29:35 2023 5.4 -36.70 7.53 5 central Mid-Atlantic Ridge Sat Oct 14 06:34:11 2023 5.7 179.73 -31.33 6 Fri Oct 13 03:44:32 2023 6.0 139.50 -51.80 6 Total: 8 events; 1 not plotted (*).

About this archived stream:

Station : KWJN (network: IRIS/IDA) at Kwajalein Atoll, Marshall Islands
Sensor : Streckeisen STS-5A Seismometer
Recorder : Quanterra Q330-HR @ 40 Hz
Pod : ms-osiris@x.x.161.84 | macOS 12.6.3 | psm v. 176
Speedup : ×1,000 (transposed up about 10 octaves)
Loop duration (real) : 96 hours
Loop duration (audio) : 05:45 (stereo)
Data channels : miniseed (II.KWJN.00.BH1 II.KWJN.00.BH2)
RMS : 0.016990
Spectrogram type : raw
Gain correction : 25dB
SoX post-processing : highpass -2 90 highpass -2 90
compand 0.001,0.01 6:-80,-50,-40,-10,0,-3
Archived on : Tue Oct 17 00:05:40 UTC 2023 (about 2 years ago)
Metadata source : auto-archived factoids