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

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Thu Feb 22 04:16:18 2024 5.4 151.63 -4.72 5 Papua New Guinea (82 km WSW of Kokopo, Papua New Guinea) Wed Feb 21 14:07:34 2024 5.4 -176.88 -20.80 5 Tonga (169 km WNW of Houma, Tonga) Wed Feb 21 12:11:31 2024 5.5 146.09 -0.89 6 Papua New Guinea (182 km NW of Lorengau, Papua New Guinea) Total: 3 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 : 0.000469
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 : Fri Feb 23 00:50:31 UTC 2024 (about 2 years ago)
Metadata source : auto-archived factoids