pulse
Scott Base, Antarctica (seismic) archived on May 19, 2022
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Thu May 19 03:13:31 2022 6.9 159.08 -54.14 7 Macquarie Island (Macquarie Island region) * Thu May 19 03:10:55 2022 5.5 159.14 -54.04 6 Macquarie Island (Macquarie Island region) Thu May 19 02:23:51 2022 5.8 -173.84 -16.29 6 Tonga (37 km S of Hihifo, Tonga) Wed May 18 20:29:07 2022 5.7 -25.38 -57.08 6 S.Sandwich Islands (South Sandwich Islands region) * Wed May 18 18:51:28 2022 5.8 -126.95 -54.89 6 S.E.Pacific Rise (southern East Pacific Rise) Wed May 18 13:23:49 2022 5.5 -25.36 -58.78 6 S.Sandwich Islands (South Sandwich Islands region) Tue May 17 23:27:55 2022 5.8 178.74 51.12 6 Alaska (Rat Islands, Aleutian Islands, Alaska) Tue May 17 20:52:25 2022 5.6 141.42 33.32 6 Japan (227 km SSE of Katsuura, Japan) Total: 8 events; 2 not plotted (*).

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 : 0.022573
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 : Fri May 20 00:02:33 UTC 2022 (about 4 years ago)
Metadata source : auto-archived factoids