pulse
Ulaanbaatar, Mongolia (seismic) archived on September 22, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Fri Sep 22 16:19:32 2023 5.4 166.84 -14.93 5 Vanuatu (27 km WNW of Port-Olry, Vanuatu) Fri Sep 22 14:59:17 2023 5.8 129.72 -7.13 6 Indonesia (Kepulauan Babar, Indonesia) Thu Sep 21 21:22:12 2023 5.7 141.83 30.96 6 Japan (Izu Islands, Japan region) Thu Sep 21 21:11:49 2023 6.1 167.19 -14.00 6 Vanuatu (41 km WSW of Sola, Vanuatu) Thu Sep 21 15:20:32 2023 5.6 -178.22 -30.64 6 New Zealand (Kermadec Islands, New Zealand) Total: 5 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 : 0.000450
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 : Sat Sep 23 00:34:30 UTC 2023 (about 2 years ago)
Metadata source : auto-archived factoids