BA4OO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: China

Receiver-side FT8 activity involving BA4OO, decoded by SO8OO in southeastern Poland. 816 related FT8 messages, 18 CQ messages, observed on 40m, 20m, 10m, across 42 UTC dates. Heard between 2026-05-25 and 2026-08-23.

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

816
Related messages
18
CQ messages
42
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-05-25
Last seen: 2026-08-23 06:25 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 UTCBandBA4OO S/NCounterpartCounterpart S/NMsgsCapture
08-23 08:25 20m - / -8 PI4DX +4 / - 2 ✓ Closing fragment
08-22 21:47 20m - / -10 JJ2IJU -16 / - 2 ✓ Closing fragment
08-22 18:17 20m - / - ON3VN -2 / - 5 Partial capture
08-22 02:08 20m - / -13 R0ACR -18 / - 2 ✓ Closing fragment
08-17 19:48 40m - / -20 SP6JIU +22 / - 2 Partial capture
08-17 19:17 40m - / -18 LY7M -14 / - 2 ✓ Closing fragment
08-17 16:54 40m - / -22 UT5ZC -8 / - 2 ✓ Closing fragment
08-11 21:40 40m - / -15 9A5E -2 / - 2 ✓ Closing fragment
08-11 20:31 40m - / -16 R5AV -16 / - 2 ✓ Closing fragment
08-10 22:16 20m - / -17 DL1BJN -14 / - 2 ✓ Closing fragment
08-10 15:21 20m - / -15 RA9J -10 / - 4 Partial capture
08-10 13:56 20m - / -18 R9FE -16 / - 4 ✓ Closing fragment
08-09 13:58 20m - / - ON5ED -11 / - 2 Partial capture
08-09 13:13 20m - / - DK3HV -17 / - 4 Partial capture
08-08 18:58 20m - / -9 JE1LFX -10 / - 2 ✓ Closing fragment
08-07 22:36 20m - / -12 EA1A -4 / - 2 ✓ Closing fragment
08-07 21:26 20m - / - DL6MDF -13 / - 4 Partial capture
08-07 19:20 20m - / - DL1ASR -11 / - 2 Partial capture
08-07 15:23 20m - / -6 DL3KZA -8 / - 3 ✓ Closing fragment
08-07 15:16 20m - / - PD1BJO -16 / - 2 Partial capture
08-07 14:57 20m - / - DJ5IP -16 / - 2 Partial capture
08-05 21:39 20m - / -15 F4GRW -18 / - 2 Partial capture
08-05 20:02 20m - / - DL1R -6 / - 2 Partial capture
08-05 19:58 20m - / - DL1R -10 / - 2 Partial capture
08-05 19:04 20m - / -23 RW6HB -16 / - 2 ✓ Closing fragment
08-05 18:54 20m - / - PD1JVE -6 / - 2 Partial capture
08-04 21:22 40m - / -2 HB9CZF -4 / - 2 Partial capture
08-04 21:16 40m - / -22 HB9CZF -6 / - 4 Partial capture
08-04 21:07 40m - / -25 HB9CZF -6 / - 3 Partial capture
08-04 18:55 40m - / -18 UR1CCT +3 / - 2 ✓ Closing fragment
08-04 18:04 40m - / - DL6UM -11 / - 3 Partial capture
08-04 16:45 40m - / -19 R7DX -12 / - 2 Partial capture
08-04 16:41 40m - / -19 RT6C 0 / - 3 ✓ Closing fragment
08-04 16:22 20m - / -16 DF0KK -1 / - 2 ✓ Closing fragment
08-04 16:06 20m - / -11 DL3FH -16 / - 2 ✓ Closing fragment
08-04 15:56 20m - / -14 PD0RCQ -11 / - 3 Partial capture
08-04 15:49 20m - / -13 DL0HNF +2 / - 2 ✓ Closing fragment
08-01 19:57 20m - / - F4VVJ -6 / - 2 Partial capture
08-01 00:27 20m - / -13 EA1N +12 / - 2 ✓ Closing fragment
07-31 21:57 20m - / - SV5BYP -10 / - 5 Partial capture
07-31 19:07 20m - / -11 R3UAX -1 / - 6 ✓ Closing fragment
07-31 18:56 20m - / -15 CT2FXY -5 / - 2 ✓ Closing fragment
07-31 18:54 20m - / -11 CT1ISH -2 / - 2 ✓ Closing fragment
07-31 18:08 20m - / -17 SV2HTW -11 / - 4 Partial capture
07-31 17:54 20m - / -23 EW1MN -3 / - 3 ✓ Closing fragment
07-31 17:42 20m - / -15 R3ES -8 / - 2 Partial capture
07-31 17:41 20m - / -16 LY3KX -14 / - 2 Partial capture
07-29 18:03 20m - / -8 EA1A -10 / - 2 ✓ Closing fragment
07-29 13:29 20m - / - R6OAG -21 / - 3 Partial capture
07-28 22:44 20m - / -15 9A5E -12 / - 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
225045 -20 1235  BA4OO ON1DGN -15
225230 -11  528  BA4OO XU7O RR73
020800 -16 1833  BA4OO R0ACR R-13 (x2)
181730  -5  687  BA4OO ON3VN JO21 (x5)
191645 -16 2716  BA4OO BU2FW R-12
214715 -15 2430  BA4OO JJ2IJU R-10 (x2)
220415 -15 2159  BA4OO CX6TU R-06
082515  +4 1057  BA4OO PI4DX R-08 (x2)
40m
UTC    dB Audio  Message
211715 -10 1408  BA4OO HB9CZF -22 (x4)
203030 -14 2633  BA4OO OH3OJ/1 R-15
203130 -17 1533  BA4OO R5AV -16 (x2)
214030  -1 2170  BA4OO 9A5E R-15 (x2)
165400  -6  711  BA4OO UT5ZC R-22 (x2)
191730 -13 1654  BA4OO LY7M R-18 (x2)
194800 +22 2793  BA4OO SP6JIU R-20 (x2)
10m
UTC    dB Audio  Message
074900 -13 2595  BA4OO VK3BE R-07
053430 -16 2427  BA4OO RC7C KN95
055230 -18 1794  BA4OO RN6MA R-05 (x2)

Decoder S/N history by band

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