pulse
Palmer Station, Antarctica (seismic) archived on May 2, 2025
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Fri May 2 20:14:16 2025 5.4 -57.01 -67.01 5 Argentina (258 km SSE of Ushuaia, Argentina) Fri May 2 17:59:08 2025 6.4 -57.30 -67.07 6 Argentina (288 km SSE of Ushuaia, Argentina) Fri May 2 13:55:02 2025 5.4 -57.35 -67.52 5 Argentina (287 km S of Ushuaia, Argentina) Fri May 2 13:10:08 2025 5.6 -57.10 -67.43 6 Argentina (260 km SSE of Ushuaia, Argentina) * Fri May 2 13:09:40 2025 5.7 -57.23 -67.17 6 Argentina (279 km SSE of Ushuaia, Argentina) * Fri May 2 13:07:45 2025 5.4 -56.79 -68.10 5 Argentina (220 km S of Ushuaia, Argentina) Fri May 2 12:58:26 2025 7.4 -56.78 -68.21 7 2025 Drake Passage Earthquake Fri May 2 10:59:21 2025 5.8 -7.20 156.14 6 Papua New Guinea (121 km SE of Panguna, Papua New Guinea) Thu May 1 16:04:53 2025 5.4 -28.54 -67.48 5 Argentina (53 km S of Tinogasta, Argentina) Total: 9 events; 2 not plotted (*).

About this archived stream:

Station : PMSA (network: IRIS/USGS) at Palmer Station, Antarctica
Sensor : STS-1VBB_w/E300
Recorder : Q330 @ 100 Hz
Pod : ms-rhea@x.x.31.38 | macOS 15.3 | psm v. 178
Speedup : ×500 (transposed up about 9 octaves)
Loop duration (real) : 48 hours
Loop duration (audio) : 05:45 (stereo)
Data channels : miniseed (IU.PMSA.00.BH1 IU.PMSA.00.BH2)
RMS : 0.122496
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 May 3 00:01:50 UTC 2025 (about 1 year ago)
Metadata source : auto-archived factoids