pulse
Kwajalein Atoll, Marshall Islands (seismic) archived on June 26, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Sun Jun 25 08:26:33 2023 5.4 -175.76 -24.06 5 south of Tonga Sun Jun 25 07:16:59 2023 6.0 -175.63 -24.03 6 south of Tonga Sun Jun 25 00:58:35 2023 5.4 -175.49 -24.22 5 south of Tonga Fri Jun 23 23:05:54 2023 5.6 -177.33 -15.37 6 Wallis and Futuna (143 km SE of Alo, Wallis and Futuna) Fri Jun 23 21:48:25 2023 5.6 -28.08 44.94 6 northern Mid-Atlantic Ridge Fri Jun 23 19:06:11 2023 5.6 -173.01 -15.23 6 Tonga (116 km NE of Hihifo, Tonga) Fri Jun 23 17:39:13 2023 5.6 143.12 45.81 6 Japan (94 km NE of Hamatonbetsu, Japan) 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. 175
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 : 0.007917
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 Jun 27 00:01:53 UTC 2023 (about 3 years ago)
Metadata source : auto-archived factoids