{"analysis":{"blocks":[[0.0,"mixed",1602.4],[20.0,"mixed",1602.4],[40.0,"mixed",1602.4],[60.0,"mixed",1602.4],[80.0,"mixed",1605.3],[100.0,"mixed",1602.4],[120.0,"mixed",1590.7],[140.0,"mixed",1602.4],[160.0,"mixed",1605.3],[180.0,"mixed",1605.3],[200.0,"mixed",1605.3],[220.0,"mixed",1605.3],[240.0,"mixed",1602.4],[260.0,"mixed",1602.4],[280.0,"mixed",1602.4],[300.0,"mixed",1602.4],[320.0,"mixed",1602.4],[340.0,"mixed",1590.7],[360.0,"mixed",1602.4],[380.0,"mixed",1590.7],[400.0,"mixed",1602.4],[420.0,"mixed",1590.7],[440.0,"mixed",500.9],[460.0,"mixed",2369.9],[480.0,"mixed",503.9],[500.0,"mixed",1983.2],[520.0,"mixed",503.9],[540.0,"mixed",503.9],[560.0,"mixed",503.9],[580.0,"mixed",503.9]],"content":"mixed","dur_s":600.28,"keying_depth":null,"keying_hz":null,"mix":{"mixed":1.0},"peak":0.5793,"rms":0.08988,"samplerate":11999,"summary":"mixed 100%","tone_hz":null},"archived":false,"archived_why":null,"band":"MF","dur_s":600.28,"excerpt_s":null,"freq_khz":488.5,"heard_in":[],"id":"2026-09-20T1750Z-488.5-navtex-490","licence":"CC BY 4.0","media":{"flac":{"bytes":11078941,"url":"/media/cd8da4c015a6e9bee47805057ffd6500f6abfb7a84f1162fb1fdcbedd0da32c8.flac"},"m4a":{"bytes":3878763,"url":"/media/cd8da4c015a6e9bee47805057ffd6500f6abfb7a84f1162fb1fdcbedd0da32c8.m4a"},"opus":{"bytes":2607743,"url":"/media/cd8da4c015a6e9bee47805057ffd6500f6abfb7a84f1162fb1fdcbedd0da32c8.opus"}},"mode":"USB","notes":{"listening":{"marks":[],"note":"","stars":0,"tags":[]},"rig":null},"peaks":[91,93,96,98,98,98,98,98,97,97,98,97,97,98,97,98,98,98,98,98,98,97,98,98,98,98,98,97,98,98,97,98,98,97,97,98,97,97,98,98,97,98,98,98,98,99,97,97,99,98,98,98,98,98,98,97,97,98,98,97,98,98,98,98,98,97,98,98,97,98,98,98,98,98,98,98,98,98,98,98,98,97,97,98,97,97,98,98,98,99,98,98,98,98,97,98,98,97,98,98,97,98,99,97,98,98,98,98,98,98,98,98,98,97,98,98,97,98,98,98,98,99,98,98,99,98,98,98,98,98,98,98,97,98,98,97,98,99,97,98,99,98,98,98,98,97,98,98,97,98,98,97,98,98,97,98,98,98,98,98,98,98,98,98,97,98,99,98,98,98,98,98,98,98,97,98,98,98,98,99,98,98,99,99,98,98,98,97,98,99,98,98,99,98,98,98,99,98,98,99,98,98,98,98,98,98,99,98,98,99,98,99,99,97,98,99,99,98,99,99,98,99,100,99,99,99,98,98,99,98,98,98,99,98,98,99,97,98,99,98,98,99,99,98,99,99,98,98,98,98,98,99,99,98,99,99,98,98,99,98,99,99,98,99,99,99,98,98,99,98,99,98,98,98,99,98,98,99,99,98,99,99,98,98,99,98,98,98,98,98,98,99,98,98,99,98,98,99,98,98,99,99,98,98,99,98,99,99,98,98,99,98,98,98,99,99,99,99,99,99,99,98,99,99,99,98,99,99,98,98,99,98,98,99,99,98,99,98,98,98,99,98,98,99,98,98,99,99,98,99,99,98,98,99,98,98,99,98,98,99,97,98,98,98,97,98,98,98,98,98,98,97,98,98,98,98,98,98,98,98,97,97,98,98,97,98,98,98,98,98,98,98,98,98,97,98,98,97,97,98,97,97,98,97,97,98,98,98,98,98,98,98,98,97,98,99,98,98,99,97,97,98,98,97,97,98,97,98,98,97,97,97,98,97,98,98,98,97,98,97,97,98,98,97,98,98,97,98,98,98,98,98,97,98,98,97,98,98,98,98,98,98,97,97,98,97,98,98,97,97,98,98,97,97,98,97,97,98,98,98,97,97,97,97,97,96,97,98,97,97,98,98,97,98,98,97,98,98,98,98,98,97,98,98,97,97,98,98,97,98,98,97,97,98,98,98,98,97,97,98,98,97,97,98,96,98,98,98,97,98,98,97,97,98,97,98,98,97,97,98,98,97,98,98,97,97,98,97,97,98,98,97,98,98,97,98,98,98,97,98,97,97,98,98,97,97,98,97,97,98,97,97,98,97,97,97,98,97,98,98,97,97,98,97,97,98,98,97,97,97,97,98,97,98,97,98,97,98,98,97],"publish":"full","receiver":{"antenna":"Antenna Shared Apex SAL 30 array solution","grid":"JN05ot","loc":"Montmorillon 86500 FRANCE","opt_out":false},"recorder":"kiwirecorder.py (jks-prv/kiwiclient v1.11)","related":["2026-09-20T1729Z-516.5-navtex-518","2026-09-20T1937Z-516.5-navtex-518","2026-09-20T2140Z-516.5-navtex-518","2026-09-20T1745Z-15000-wwvh-15000","2026-09-20T1740Z-8888-volmet-8888-novosibirsk","2026-09-20T1801Z-3756-pip-3756"],"rig_item":"2026-09-20T1750Z-488.5-navtex-490","sha256":"cd8da4c015a6e9bee47805057ffd6500f6abfb7a84f1162fb1fdcbedd0da32c8","snr_db":41,"source_dur_s":600.28,"spectrogram":"/spectrogram/cd8da4c015a6e9bee47805057ffd6500f6abfb7a84f1162fb1fdcbedd0da32c8.png","station":{"kind":"navigation","name":"NAVTEX","slug":"navtex"},"thumb":"/spectrogram/cd8da4c015a6e9bee47805057ffd6500f6abfb7a84f1162fb1fdcbedd0da32c8-thumb.png","tier":"A","url":"/capture/2026-09-20T1750Z-488.5-navtex-490/","utc":"2026-09-20T17:50:07Z"}