pulse
Scott Base, Antarctica (seismic) archived on August 15, 2021
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Sun Aug 15 09:34:51 2021 5.5 -28.15 -60.36 6 S.Sandwich Islands (South Sandwich Islands region) Sun Aug 15 03:31:34 2021 5.4 -25.48 -57.85 5 S.Sandwich Islands (South Sandwich Islands region) Sat Aug 14 22:40:02 2021 5.4 -77.08 -3.68 5 Peru (75 km WSW of Alianza Cristiana, Peru) Sat Aug 14 20:20:45 2021 5.8 -74.10 18.37 6 Haiti (12 km NNE of Chardonnière, Haiti) Sat Aug 14 14:42:06 2021 5.5 -25.63 -56.51 6 S.Sandwich Islands (South Sandwich Islands region) Sat Aug 14 05:29:08 2021 7.2 -73.48 18.41 7 Haiti (Nippes, Haiti) Sat Aug 14 05:08:39 2021 5.4 -43.92 28.10 5 N.Mid-Atlantic Ridge (northern Mid-Atlantic Ridge) Sat Aug 14 04:57:44 2021 6.9 -157.54 55.08 7 Alaska (136 km SE of Perryville, Alaska) Sat Aug 14 03:00:09 2021 5.4 -27.06 -60.32 5 S.Sandwich Islands (South Sandwich Islands region) Sat Aug 14 02:50:13 2021 5.5 -174.55 -22.42 6 Tonga (127 km SSE of ‘Ohonua, Tonga) Total: 10 events.

About this archived stream:

Station : SBA (network: IRIS/USGS) at Scott Base, Antarctica
Sensor : CMG3-T
Recorder : Q680 @ 20 Hz
Pod : ms-urania@x.x.45.31 | macOS 10.14.5 | psm v. 160
Speedup : ×500 (transposed up about 9 octaves)
Loop duration (real) : 48 hours
Loop duration (audio) : 05:45 (stereo)
Data channels : miniseed (IU.SBA.00.BH1 IU.SBA.00.BH2)
RMS : 0.003711
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 : Mon Aug 16 00:02:09 UTC 2021 (about 5 years ago)
Metadata source : auto-archived factoids