pulse
Ulaanbaatar, Mongolia (seismic) archived on August 8, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Tue Aug 8 18:38:55 2023 5.9 -173.17 -15.25 6 Tonga Tue Aug 8 15:31:19 2023 5.5 34.92 -5.39 6 Tanzania (32 km SSE of Ikungi, Tanzania) Mon Aug 7 23:49:01 2023 5.7 -27.05 -55.76 6 S.Sandwich Islands (South Sandwich Islands region) Total: 3 events.

About this archived stream:

Station : ULN (network: IRIS/USGS) at Ulaanbaatar, Mongolia
Sensor : STS-1V/VBB
Recorder : Quanterra QX80 @ 20 Hz
Pod : ms-rhea@x.x.31.38 | macOS 12.6.4 | psm v. 175
Speedup : ×900 (transposed up about 10 octaves)
Loop duration (real) : 48 hours
Loop duration (audio) : 03:12 (stereo)
Data channels : miniseed (IU.ULN.00.BH1 IU.ULN.00.BH2)
RMS : 0.000468
Spectrogram type : post-processed
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 Aug 9 00:00:39 UTC 2023 (about 3 years ago)
Metadata source : auto-archived factoids