pulse
Ulaanbaatar, Mongolia (seismic) archived on January 21, 2024
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Sun Jan 21 02:36:01 2024 5.4 -66.67 -23.35 5 Argentina (102 km NNW of San Antonio de los Cobres, Argentina) Sat Jan 20 22:09:39 2024 6.2 46.19 -39.93 6 SW.Indian Ridge (Southwest Indian Ridge) Sat Jan 20 21:31:05 2024 6.6 -71.47 -7.28 7 Brazil (124 km NW of Tarauacá, Brazil) Sat Jan 20 15:48:40 2024 6.1 145.54 18.53 6 N.Mariana Islands (Pagan region, Northern Mariana Islands) Total: 4 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 : 0.000423
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 : Mon Jan 22 00:02:59 UTC 2024 (about 2 years ago)
Metadata source : auto-archived factoids