pulse
Ulaanbaatar, Mongolia (seismic) archived on September 27, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Wed Sep 27 17:47:21 2023 5.4 93.12 0.87 5 off the west coast of northern Sumatra Tue Sep 26 06:21:39 2023 5.4 -104.47 15.06 5 Tue Sep 26 01:39:43 2023 5.9 127.49 4.74 6 Indonesia (Pulau-Pulau Talaud, Indonesia) 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. 176
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 : 0.000995
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 : Thu Sep 28 00:01:44 UTC 2023 (about 2 years ago)
Metadata source : auto-archived factoids