pulse
Palmer Station, Antarctica (seismic) archived on April 22, 2025
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Tue Apr 22 16:55:33 2025 5.7 -13.12 167.12 6 Vanuatu (95 km NNW of Sola, Vanuatu) Tue Apr 22 13:29:09 2025 5.7 -5.48 147.01 6 Papua New Guinea (137 km N of Lae, Papua New Guinea) Tue Apr 22 10:17:13 2025 6.2 4.51 127.76 6 Philippines (269 km SE of Pondaguitan, Philippines) Tue Apr 22 10:14:02 2025 5.7 -8.29 106.77 6 Indonesia (141 km SSW of Banjar, Indonesia) Total: 4 events.

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 : 0.023119
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 : Wed Apr 23 00:03:21 UTC 2025 (about 1 year ago)
Metadata source : auto-archived factoids