UB3FBJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO85

Receiver-side FT8 activity involving UB3FBJ, decoded by SO8OO in southeastern Poland. 208 related FT8 messages, 91 CQ messages, observed on 40m, 20m, across 4 UTC dates. Heard between 2026-06-22 and 2026-08-07.

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

208

Related messages

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

40m 20m

First seen: 2026-06-22
Last seen: 2026-08-07 20:56 UTC

Frequent QSO partners observed at SO8OO

Stations UB3FBJ worked most often, as logged from our receiver:

DF8RU · Fed. Rep. of Germany ×2 UA1AOF · European Russia RA6ZD · European Russia PD1HBL · Netherlands RN6MA · European Russia TA2ED · Asiatic Turkey UA9SY · Asiatic Russia R5BM · European Russia F4HSB · France RU0LL · Asiatic Russia RI0SP · European Russia SP5LST · Poland

Activity Heatmap

Locator transmitted by UB3FBJ

Approximate centre of KO85, decoded 2026-08-07 22:54 UTC. A transmitted locator is not proof of the operator's permanent location.

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 UTC	Band	UB3FBJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-07 23:00	40m	-14 / -	UA9CR	- / -	2	✓ Closing fragment
08-07 22:54	40m	-11 / -7	RN3AOE	-9 / -	4	✓ Closing observed
08-07 22:49	40m	-4 / -	TA2ED	- / -8	2	✓ Closing fragment
08-07 22:43	40m	-9 / -	RY3F	-10 / -	3	✓ Closing observed
08-07 22:42	40m	-6 / +3	RN6MA	-7 / +10	4	✓ Full exchange observed
08-07 22:41	40m	-8 / -	F6FHZ	- / -11	2	✓ Closing fragment
08-07 22:36	40m	-4 / -	F5OYA/P	- / -11	5	Partial capture
08-07 22:32	40m	- / -	PE1NPS	-8 / -	3	Partial capture
08-07 22:30	40m	-9 / 0	UF1A	-14 / -	4	✓ Full exchange observed
08-07 22:22	40m	- / -	DP6K/P	+2 / -	4	Partial capture
08-07 22:06	40m	- / -	DL9KM	-18 / -	7	Partial capture
08-07 22:06	40m	-15 / -	PE1NPS	-1 / -10	6	Partial capture
08-07 22:05	40m	-11 / -18	F5MYH	-9 / -4	9	Partial capture
08-07 22:00	40m	-18 / -	DF6DBF	- / -	4	Partial capture
08-07 21:52	40m	-12 / -	R2FDU	-14 / +6	5	✓ Closing observed
08-07 21:50	40m	-10 / +8	EW8DU	-14 / +9	4	✓ Full exchange observed
08-07 21:46	40m	-13 / -	RN6MA	- / -4	3	Partial capture
08-07 21:43	40m	-17 / -	R5BM	- / +5	2	✓ Closing fragment
08-07 21:42	40m	- / +3	RN6MA	-13 / -	2	Partial capture
08-07 20:00	40m	-11 / -13	DL7ET	-22 / -7	6	✓ Full exchange observed
08-07 19:56	40m	-2 / 0	DF8RU	-4 / +2	5	✓ Full exchange observed
08-07 19:49	40m	-12 / -	RQ2Q	-6 / +1	2	Partial capture
08-07 19:46	40m	-13 / +2	DF8RU	-2 / -	8	✓ Closing observed
08-07 19:43	40m	-10 / -	UN7PPV	- / +2	2	✓ Closing fragment
08-07 19:38	40m	-8 / +8	OE5ROR	+2 / +1	4	✓ Full exchange observed
08-07 19:32	40m	-3 / -	R6LKG	- / -10	3	✓ Closing fragment
08-07 18:47	40m	-4 / -	R4PFY	- / -3	9	Partial capture
08-07 18:45	40m	-6 / -	RA6FC	-10 / +7	3	✓ Closing observed
08-07 18:43	40m	-3 / -	SP0DF	- / -8	3	Partial capture
08-07 18:42	40m	-4 / -	R2GBR	-12 / -	3	✓ Closing observed
08-07 18:40	40m	-4 / -	RA6ZD	-11 / -	6	✓ Full exchange observed
08-07 18:38	40m	-8 / -	R1QF	-16 / -	3	✓ Closing observed
08-07 18:37	40m	- / -	EW4DX	-3 / -	4	Partial capture
08-07 18:35	40m	-6 / -	SP7TF	- / +3	2	✓ Closing fragment
08-07 18:35	40m	-6 / +2	R2EN	-11 / +6	5	✓ Full exchange observed
06-26 20:31	20m	+7 / -	PD9JPV	- / -7	7	✓ Closing fragment
06-26 20:27	20m	+9 / -	UA1AOF	- / -13	4	✓ Closing fragment
06-26 20:25	20m	+6 / -	R8ACF	- / -8	3	✓ Closing fragment
06-26 20:22	20m	+4 / -	OK1UOZ	- / +7	2	✓ Closing fragment
06-26 19:20	20m	+2 / -	PD1HBL	- / -6	2	✓ Closing fragment
06-26 19:18	20m	+4 / -	OD5ZF	-15 / -2	4	✓ Closing observed
06-26 19:09	20m	+4 / -10	R1BNF	-16 / +7	4	✓ Full exchange observed
06-26 19:00	20m	+5 / -	DF8TN	- / -3	4	Partial capture
06-26 18:41	20m	0 / -	<...>	- / -13	5	Partial capture
06-26 18:30	20m	+3 / -	RU0LL	- / -3	3	✓ Closing fragment
06-24 18:10	20m	+7 / -	RI0SP	- / -2	3	✓ Closing fragment
06-24 18:08	20m	+5 / -	DL1MGU	- / -9	3	✓ Closing fragment
06-22 19:52	20m	- / -	F1TRF	-12 / -	2	Partial capture
06-22 19:51	20m	- / -	DL1R	-2 / -	8	Partial capture
06-22 19:51	20m	- / -	IK4LZH	-5 / -	4	Partial capture

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
224815  -7  631  CQ UB3FBJ KO85 (x3)
224930  -3 2743  UB3FBJ F1PBZ -07
224945  -5  630  TA2ED UB3FBJ R-08 (x2)
225145  -9  631  PE1NPS UB3FBJ RR73
225415  -8  630  CQ UB3FBJ KO85
225430  -8  628  UB3FBJ RN3AOE KO95
225445 -10  630  CQ UB3FBJ KO85                        a1
225600  -7  630  UB3FBJ RN3AOE R-07
225615 -11  630  RN3AOE UB3FBJ RR73
225630 -11  630  UB3FBJ RN3AOE 73
230030 -14 1781  UA9CR UB3FBJ R+21 (x2)

20m

UTC    dB Audio  Message
210715 +13 2426  CQ UB3FBJ KO85 (x7)
182315  +5 2362  R6DJR UB3FBJ R-14
182415 +10 2362  CQ UB3FBJ KO85 (x6)
182945  +7  952  SQ9LFQ UB3FBJ KO85

Decoder S/N history by band

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