pulse
Ulaanbaatar, Mongolia (seismic) archived on April 22, 2024
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Mon Apr 22 21:31:38 2024 5.4 121.63 23.81 5 Taiwan (18 km S of Hualien City, Taiwan) Mon Apr 22 21:04:21 2024 5.4 121.57 23.70 5 Taiwan (31 km S of Hualien City, Taiwan) Mon Apr 22 20:49:57 2024 5.5 121.61 23.65 6 Taiwan (36 km S of Hualien City, Taiwan) Mon Apr 22 18:32:48 2024 6.0 121.54 23.87 6 Taiwan (13 km SSW of Hualien City, Taiwan) * Mon Apr 22 18:26:53 2024 6.1 121.64 23.72 6 Taiwan (28 km S of Hualien City, Taiwan) Mon Apr 22 14:11:23 2024 5.8 121.56 23.73 6 Taiwan (27 km S of Hualien City, Taiwan) Mon Apr 22 12:22:50 2024 5.5 138.69 11.02 6 Micronesia (178 km NNE of Colonia, Micronesia) Mon Apr 22 10:50:31 2024 5.6 121.63 23.72 6 Taiwan (29 km S of Hualien City, Taiwan) Sun Apr 21 19:05:14 2024 5.4 -105.63 18.21 5 Mexico (147 km SSW of Emiliano Zapata, Mexico) Total: 9 events; 1 not plotted (*).

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 : 0.011336
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 : Tue Apr 23 00:01:29 UTC 2024 (about 2 years ago)
Metadata source : auto-archived factoids