pulse
Ulaanbaatar, Mongolia (seismic) archived on April 25, 2024
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Thu Apr 25 05:07:36 2024 5.5 -179.33 -31.32 6 Kermadec Islands (Kermadec Islands region) Wed Apr 24 07:22:10 2024 5.4 142.53 28.77 5 Japan (Bonin Islands, Japan region) Wed Apr 24 05:53:32 2024 5.4 -175.67 -18.85 5 Tonga (172 km NW of Fangale’ounga, Tonga) Wed Apr 24 01:23:53 2024 5.4 171.66 -22.77 5 southeast of the Loyalty Islands Wed Apr 24 01:20:42 2024 5.4 -82.36 7.54 5 Panama (77 km SSW of Boca Chica, Panama) 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 : 0.000210
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 Apr 26 00:02:24 UTC 2024 (about 2 years ago)
Metadata source : auto-archived factoids