pulse
Ulaanbaatar, Mongolia (seismic) archived on May 20, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Sat May 20 02:20:22 2023 5.4 170.37 -23.09 5 New Caledonia (298 km E of Vao, New Caledonia) Sat May 20 02:17:49 2023 5.4 170.52 -23.15 5 southeast of the Loyalty Islands * Sat May 20 02:09:54 2023 6.5 170.48 -22.95 6 southeast of the Loyalty Islands Sat May 20 01:51:01 2023 7.1 170.46 -23.06 7 southeast of the Loyalty Islands Fri May 19 15:15:03 2023 5.7 49.22 12.76 6 Somalia (159 km NNW of Qandala, Somalia) Fri May 19 07:13:39 2023 5.5 170.76 -23.18 6 southeast of the Loyalty Islands Fri May 19 04:54:04 2023 5.5 170.49 -23.24 6 southeast of the Loyalty Islands Fri May 19 04:09:23 2023 5.4 171.18 -23.33 5 southeast of the Loyalty Islands Fri May 19 03:27:57 2023 5.4 170.55 -23.30 5 southeast of the Loyalty Islands Fri May 19 03:10:44 2023 5.7 170.45 -23.34 6 southeast of the Loyalty Islands * Fri May 19 03:06:24 2023 5.9 170.77 -23.21 6 southeast of the Loyalty Islands Fri May 19 02:57:03 2023 7.7 170.76 -23.19 8 southeast of the Loyalty Islands Total: 12 events; 2 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. 173
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 : 0.007693
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 : Sun May 21 00:01:38 UTC 2023 (about 3 years ago)
Metadata source : auto-archived factoids