pulse
Kwajalein Atoll, Marshall Islands (seismic) archived on June 17, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Sat Jun 17 18:44:57 2023 5.7 -173.21 -14.83 6 Samoa Islands (Samoa Islands region) Sat Jun 17 11:36:00 2023 5.7 147.36 47.95 6 Sat Jun 17 11:26:21 2023 6.0 -175.43 -23.44 6 Tonga (237 km SSW of ‘Ohonua, Tonga) Sat Jun 17 10:15:21 2023 5.5 121.21 19.20 6 Philippines (65 km N of Namuac, Philippines) Sat Jun 17 00:26:16 2023 5.6 142.74 41.15 6 Japan (Hokkaido, Japan region) Fri Jun 16 20:30:44 2023 5.5 -175.92 -23.57 6 Tonga (266 km SSW of ‘Ohonua, Tonga) Fri Jun 16 19:10:50 2023 6.2 -175.51 -23.48 6 Tonga (243 km SSW of ‘Ohonua, Tonga) Fri Jun 16 10:45:24 2023 5.7 -175.53 -23.58 6 Tonga (255 km SSW of ‘Ohonua, Tonga) Fri Jun 16 08:11:34 2023 6.0 -175.88 -23.57 6 Tonga (Tonga region) Thu Jun 15 18:06:27 2023 7.2 -177.21 -22.98 7 Tonga (280 km SW of Houma, Tonga) Thu Jun 15 02:19:23 2023 6.2 120.74 13.75 6 Philippines (11 km SSE of Hukay, Philippines) Wed Jun 14 16:53:52 2023 5.5 -176.61 -29.03 6 Kermadec Islands (Kermadec Islands region) Total: 12 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 : 0.010245
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 : Sun Jun 18 00:00:34 UTC 2023 (about 3 years ago)
Metadata source : auto-archived factoids