pulse
Ulaanbaatar, Mongolia (seismic) archived on July 29, 2023
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Sat Jul 29 06:57:44 2023 5.4 -26.23 -58.62 5 S.Sandwich Islands (South Sandwich Islands region) Fri Jul 28 19:35:00 2023 5.5 -25.24 -58.81 6 S.Sandwich Islands (South Sandwich Islands region) Fri Jul 28 19:23:48 2023 5.9 93.54 10.53 6 India (152 km SE of Port Blair, India) Fri Jul 28 07:58:55 2023 5.9 59.76 -30.48 6 SW.Indian Ridge (Southwest Indian Ridge) Fri Jul 28 07:13:15 2023 5.4 59.87 -30.51 5 SW.Indian Ridge (Southwest Indian Ridge) Fri Jul 28 07:03:06 2023 5.6 59.84 -30.46 6 SW.Indian Ridge (Southwest Indian Ridge) Total: 6 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 : 0.000241
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 Jul 30 00:00:53 UTC 2023 (about 3 years ago)
Metadata source : auto-archived factoids