pulse
Weston, MA, USA (seismic) archived on December 30, 2024
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spectrogram

Annotated events during this period:

Time (UTC) Mag Lat Lon Depth Description ======================== === ====== ====== ===== =========== Mon Dec 30 05:41:07 2024 5.5 -71.98 -29.96 6 Chile (61 km W of Coquimbo, Chile) * Mon Dec 30 05:40:49 2024 5.5 -72.06 -29.93 6 Chile (69 km W of Coquimbo, Chile) Mon Dec 30 02:56:16 2024 5.5 120.84 18.46 6 Philippines (11 km SE of Bangui, Philippines) * Sat Dec 28 19:57:20 2024 5.5 -177.91 -20.46 6 Tonga (282 km WNW of Houma, Tonga) Fri Dec 27 18:42:58 2024 5.5 126.36 9.56 6 Philippines (34 km SE of Union, Philippines) Fri Dec 27 12:47:37 2024 6.8 151.22 47.25 7 Kuril Islands Fri Dec 27 05:30:07 2024 5.9 -38.68 34.16 6 northern Mid-Atlantic Ridge Thu Dec 26 21:02:25 2024 5.7 141.85 30.48 6 Japan (Izu Islands, Japan region) Wed Dec 25 06:34:48 2024 5.6 -177.54 -19.13 6 Fiji (Fiji region) Total: 9 events; 2 not plotted (*).

About this archived stream:

Station : WES (network: NESN) at Weston, MA, USA
Sensor : CMG-40T broadband seismometer
Recorder : Reftek 130 @ 100 Hz
Pod : ms-cygnus@x.x.102.146 | macOS 12.6.3 | psm v. 176
Speedup : ×1,800 (transposed up about 11 octaves)
Loop duration (real) : 168 hours
Loop duration (audio) : 05:36 (stereo)
Data channels : miniseed (NE.WES.00.HH1 NE.WES.00.HH2)
RMS : 0.000443
Spectrogram type : raw
Gain correction : 25dB
SoX post-processing : highpass -2 90 equalizer 300 2q -6 equalizer 400 2q -6 equalizer 90 12q 6
compand 0.001,0.001 -80,-70,-20,-10,0,-3
Archived on : Wed Jan 1 00:00:12 UTC 2025 (about 1 year ago)
Metadata source : auto-archived factoids