BI1OSM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: China

Receiver-side FT8 activity involving BI1OSM, decoded by SO8OO in southeastern Poland. 108 related FT8 messages, 3 CQ messages, observed on 40m, 20m, across 19 UTC dates. Heard between 2026-05-31 and 2026-08-09.

These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.

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Overview

108
Related messages
3
CQ messages
19
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-31
Last seen: 2026-08-09 09:44 UTC

Activity Heatmap

Observed FT8 exchanges

S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.

Time UTCBandBI1OSM S/NCounterpartCounterpart S/NMsgsCapture
08-09 11:43 20m - / - UB3BCT -14 / - 3 Partial capture
07-19 14:29 20m - / -8 TK5K -2 / - 2 Partial capture
07-18 16:03 20m - / - DK1MCS -14 / - 2 Partial capture
07-18 14:06 20m - / -4 R3KGN -22 / - 2 ✓ Closing fragment
07-18 14:05 20m - / - SV2HTW -10 / - 2 ✓ Closing fragment
07-17 12:47 20m - / - RL3K -14 / - 3 Partial capture
07-17 12:33 20m - / - RL3K -12 / - 6 Partial capture
07-11 11:08 20m - / - IK4LZH +6 / - 4 Partial capture
07-11 10:44 20m - / - IK4LZH 0 / - 3 Partial capture
07-11 10:31 20m - / -11 OH2BGD -14 / - 6 Partial capture
07-11 10:07 20m - / - IK4LZH +4 / - 4 Partial capture
07-10 08:30 20m - / - F4BYA -4 / - 2 Partial capture
07-10 08:28 20m - / - IK4LZH +2 / - 3 Partial capture
07-07 13:46 20m - / - ON8BB -3 / - 5 Partial capture
07-07 13:43 20m - / - RL3T 0 / - 3 Partial capture
07-03 14:41 20m - / -6 R4CHN -18 / - 2 ✓ Closing fragment
06-27 15:43 20m - / -6 YB5WIR -10 / - 2 Partial capture
06-10 12:50 20m - / -17 DL6KA +5 / - 10 Partial capture
06-08 13:50 20m - / -16 R4AEH +4 / - 2 Partial capture
06-08 13:27 20m - / - F4BYA +9 / - 4 Partial capture
06-07 15:16 20m -14 / - IQ7PU - / - 2 Partial capture
06-07 15:11 20m -14 / - <...> - / -15 2 Partial capture
06-07 14:07 20m -16 / -14 TC0GYT +10 / - 5 Partial capture
06-07 13:28 20m - / - R0BD -12 / - 2 Partial capture
06-07 13:21 20m - / -18 RT5C -12 / - 2 ✓ Closing fragment
06-06 12:00 20m - / -10 UF4S +8 / - 2 ✓ Closing fragment
05-31 16:00 20m -13 / - BG0AYW - / - 2 Partial capture
05-31 15:37 20m -16 / - SV5BYP - / - 2 Partial capture
05-31 15:34 20m -18 / - BX4AP - / - 2 Partial capture
05-31 15:29 20m -14 / -14 SV5BYP +6 / -15 6 Partial capture
05-31 15:17 20m -20 / - WQ6L - / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

20m
UTC    dB Audio  Message
140600 -23 1535  BI1OSM R3KGN -04
140615 -12 1146  BI1OSM SV2HTW RR73
140630 -22 1535  BI1OSM R3KGN RR73
160345 -13  916  BI1OSM DK1MCS JN57 (x2)
023645 -24 2067  BI1OSM UA0AKY -16
142900  +0  593  BI1OSM TK5K -08 (x2)
130145 -19 1196  BI1OSM R6LQU KN97
131545  -9 2503  BI1OSM RW4NH LO48
114315 -17 1197  BI1OSM UB3BCT KO85 (x2)
114415 -22 1250  BI1OSM RU3QR -10
114415 -11 1197  BI1OSM DK3HV JO31
114445 -11 1196  BI1OSM UB3BCT KO85
40m
UTC    dB Audio  Message
160030  +0 2532  BI1OSM RD7LC -09

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.