pulse
Ulaanbaatar, Mongolia (seismic) archived on January 27, 2024
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Sat Jan 27 16:13:58 2024 5.4 -172.72 -17.69 5 Tonga (170 km NE of Neiafu, Tonga) Sat Jan 27 09:33:16 2024 5.4 113.38 -11.79 5 Indonesia (south of Java, Indonesia) Sat Jan 27 05:52:49 2024 6.1 -90.52 14.11 6 Guatemala (7 km NW of Taxisco, Guatemala) Sat Jan 27 02:15:25 2024 5.5 146.99 -5.44 6 Papua New Guinea (135 km E of Madang, Papua New Guinea) 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 : 0.000427
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 Jan 28 00:01:27 UTC 2024 (about 2 years ago)
Metadata source : auto-archived factoids