pulse
Ulaanbaatar, Mongolia (seismic) archived on January 26, 2024
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Thu Jan 25 23:01:02 2024 5.4 -13.99 -1.13 5 north of Ascension Island Thu Jan 25 17:00:43 2024 5.4 43.37 11.74 5 Djibouti (26 km SSE of Obock, Djibouti) Thu Jan 25 12:24:13 2024 5.6 121.10 -8.25 6 Indonesia (80 km ENE of Ruteng, 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 : 0.000527
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 : Sat Jan 27 00:02:42 UTC 2024 (about 2 years ago)
Metadata source : auto-archived factoids