{"analysis":{"blocks":[[0.0,"morse",1576.0],[20.0,"data",1596.5],[40.0,"data",1596.5],[60.0,"data",1596.5],[80.0,"data",1596.5],[100.0,"data",1596.5],[120.0,"morse",1596.5],[140.0,"mixed",1596.5],[160.0,"data",1596.5],[180.0,"mixed",1596.5],[200.0,"morse",1596.5],[220.0,"morse",1596.5],[240.0,"data",1596.5],[260.0,"morse",1596.5],[280.0,"mixed",1596.5],[300.0,"data",1596.5],[320.0,"morse",1596.5],[340.0,"mixed",1576.0],[360.0,"mixed",1444.2],[380.0,"mixed",2478.3],[400.0,"mixed",2478.3]],"content":"data","dur_s":404.17,"keying_depth":0.78,"keying_hz":3.68,"mix":{"data":0.381,"mixed":0.333,"morse":0.286},"peak":0.4762,"rms":0.118004,"samplerate":11999,"summary":"data 38% · mixed 33% · morse 29% · tone 1596 Hz · keying 3.68 Hz depth 0.78","tone_hz":1596.5},"archived":false,"archived_why":null,"band":"MF","dur_s":404.17,"excerpt_s":null,"freq_khz":516.5,"heard_in":[],"id":"2026-09-25T0239Z-516.5-navtex-518","licence":"CC BY 4.0","media":{"flac":{"bytes":7468196,"url":"/media/9507940b4017d3e4b0a87673e9a312375dd5db49fb71ae2d0999bb26f1e91365.flac"},"m4a":{"bytes":2457587,"url":"/media/9507940b4017d3e4b0a87673e9a312375dd5db49fb71ae2d0999bb26f1e91365.m4a"},"opus":{"bytes":1719466,"url":"/media/9507940b4017d3e4b0a87673e9a312375dd5db49fb71ae2d0999bb26f1e91365.opus"}},"mode":"USB","notes":{"listening":{"marks":[],"note":"","stars":0,"tags":[]},"rig":null},"peaks":[93,90,89,86,89,90,88,89,89,88,88,89,87,98,99,99,96,94,93,93,96,96,97,98,98,98,99,97,96,95,96,96,96,97,96,97,93,92,95,96,97,96,96,94,95,97,95,95,93,94,96,96,97,97,98,97,96,96,95,95,95,92,94,96,98,98,97,97,98,97,94,96,97,96,97,97,93,92,96,95,94,95,97,99,100,97,94,94,95,97,99,99,98,95,93,94,97,98,99,99,98,98,98,98,98,98,97,97,96,98,97,97,97,95,94,91,93,95,94,95,97,97,98,98,98,97,95,96,98,98,98,95,95,97,98,95,97,98,96,98,98,96,98,99,99,99,97,96,97,95,97,97,95,96,97,94,95,94,96,96,96,96,98,99,99,98,97,98,97,95,96,96,97,98,99,96,97,98,98,97,96,96,97,98,97,97,96,96,96,98,95,92,93,91,93,95,96,97,97,97,97,98,98,97,98,97,96,97,97,98,97,98,97,96,95,95,95,96,95,96,95,96,96,94,91,91,93,96,96,95,96,96,97,96,94,95,92,91,91,93,91,93,95,96,92,91,91,93,92,90,90,94,94,93,93,94,94,95,97,96,94,92,92,92,92,95,96,95,96,93,94,96,96,92,93,95,97,96,94,95,95,96,97,98,97,98,98,95,94,96,97,96,96,97,97,96,97,94,94,95,97,98,96,93,94,95,95,92,95,96,96,97,97,98,97,97,95,95,94,92,94,96,94,94,96,96,95,95,96,96,94,95,96,95,95,94,92,94,95,92,94,96,96,94,95,95,96,96,94,92,93,94,93,94,93,94,95,95,93,92,95,95,96,95,93,93,95,95,93,93,94,95,94,93,93,94,95,91,92,93,93,93,91,91,93,93,93,92,92,92,94,93,90,93,94,96,96,96,92,94,96,94,94,96,96,96,93,91,91,91,91,94,94,92,90,93,94,96,95,93,94,94,92,94,95,95,95,94,94,92,91,93,94,94,94,94,91,93,93,93,94,93,94,95,94,91,93,93,94,95,95,91,94,95,96,97,96,94,94,96,97,97,97,98,96,96,96,97,98,97,97,97,97,98,94,93,94,97,97,97,97,97,96,98,97,96,95,94,95,96,95,94,92,93,91,91,95,97,98,93,92,92,94,97,97,98,99,99,95,88,89,87,88,91,90,90,89,89,89,86,88,89,89,89,88,86,86,88,89,89,89,89,87,89,89,88,89,86,86,88,88,90,90,91,90,91,89,90,89,85,87,88,90,89,85,88,90,91,89,88,86,90,87,85,89,88,90,91,91,91,90,91,91,92,91,91,91,90,87,86,89,87,86,90,90,88,90,90,90,89,89,87,88,90,85,89,91,85,87,88],"publish":"full","receiver":{"antenna":"vertical","grid":"JN39GG","loc":"Brettnach F57320","opt_out":false},"recorder":"kiwirecorder.py (jks-prv/kiwiclient v1.11)","related":["2026-09-25T0148Z-488.5-navtex-490","2026-09-25T0039Z-516.5-navtex-518","2026-09-25T0500Z-516.5-navtex-518","2026-09-25T0247Z-15000-wwvh-15000","2026-09-25T0229Z-76.5-dcf77-77.5","2026-09-25T0254Z-10000-bpm-10000"],"rig_item":"2026-09-25T0239Z-516.5-navtex-518","sha256":"9507940b4017d3e4b0a87673e9a312375dd5db49fb71ae2d0999bb26f1e91365","snr_db":41,"source_dur_s":404.17,"spectrogram":"/spectrogram/9507940b4017d3e4b0a87673e9a312375dd5db49fb71ae2d0999bb26f1e91365.png","station":{"kind":"navigation","name":"NAVTEX","slug":"navtex"},"thumb":"/spectrogram/9507940b4017d3e4b0a87673e9a312375dd5db49fb71ae2d0999bb26f1e91365-thumb.png","tier":"A","url":"/capture/2026-09-25T0239Z-516.5-navtex-518/","utc":"2026-09-25T02:39:58Z"}