pulse
Kwajalein Atoll, Marshall Islands (seismic) archived on September 8, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Fri Sep 8 16:37:16 2023 5.8 -104.93 19.42 6 Fri Sep 8 15:53:22 2023 5.6 -105.02 19.45 6 Mexico (9 km NW of Emiliano Zapata, Mexico) Fri Sep 8 09:28:50 2023 5.5 142.10 38.96 6 Japan (35 km ESE of Ōfunato, Japan) Fri Sep 8 09:09:58 2023 6.6 -179.31 -32.72 7 south of the Kermadec Islands Wed Sep 6 23:48:05 2023 6.2 -71.54 -30.28 6 Chile (Near the coast of Coquimbo, Chile) Tue Sep 5 15:03:17 2023 5.8 142.88 -5.32 6 Papua New Guinea (33 km WNW of Porgera, Papua New Guinea) Tue Sep 5 00:55:24 2023 5.7 175.47 -23.94 6 Total: 7 events.

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 : 0.007913
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 : Sat Sep 9 00:05:04 UTC 2023 (about 3 years ago)
Metadata source : auto-archived factoids