pulse
Ulaanbaatar, Mongolia (seismic) archived on June 24, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Fri Jun 23 23:05:54 2023 5.6 -177.33 -15.37 6 Wallis and Futuna (143 km SE of Alo, Wallis and Futuna) Fri Jun 23 21:48:25 2023 5.6 -28.08 44.94 6 northern Mid-Atlantic Ridge Fri Jun 23 19:06:11 2023 5.6 -173.01 -15.23 6 Tonga (116 km NE of Hihifo, Tonga) Fri Jun 23 17:39:13 2023 5.6 143.12 45.81 6 Japan (94 km NE of Hamatonbetsu, Japan) 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. 175
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 : 0.000003
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 Jun 25 00:02:51 UTC 2023 (about 3 years ago)
Metadata source : auto-archived factoids