UB3MAS — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO96

Receiver-side FT8 activity involving UB3MAS, decoded by SO8OO in southeastern Poland. 1,062 related FT8 messages, 315 CQ messages, observed on 40m, 20m, across 35 UTC dates. Heard between 2026-04-27 and 2026-07-26.

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

1,062

Related messages

315

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-04-27
Last seen: 2026-07-26 04:47 UTC

Frequent QSO partners observed at SO8OO

Stations UB3MAS worked most often, as logged from our receiver:

RA3V · European Russia ON1JP · Belgium R6UBM · European Russia PA2RO · Netherlands G7NUT · England R6FMT · European Russia EA8UP · Canary Islands RJ3T · European Russia RZ4FWA · European Russia RG5A · European Russia IK1MJK/P · Italy R3CE · European Russia

Activity Heatmap

Locator transmitted by UB3MAS

Approximate centre of KO96, decoded 2026-07-31 14:31 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	UB3MAS S/N	Counterpart	Counterpart S/N	Msgs	Capture
07-19 14:42	20m	- / -8	OK1WCF	-1 / -	2	✓ Closing fragment
07-19 14:38	20m	- / -10	F1PBZ	-2 / -	2	Partial capture
07-19 14:38	20m	- / -8	R4FDW	-10 / -	2	Partial capture
06-26 12:51	20m	- / -	F5IXN	-9 / -	4	Partial capture
06-20 03:26	40m	-9 / -4	SP1EG	-4 / -	3	✓ Closing observed
06-20 03:25	40m	-11 / -13	PE1NPS	-8 / -	3	✓ Closing observed
06-20 03:19	40m	- / -9	F4FLF	-2 / -	2	Partial capture
06-20 03:19	40m	- / -6	SP1EG	-14 / -	2	Partial capture
06-18 12:26	20m	-10 / -	4S6ARW	- / -	2	Partial capture
06-18 12:21	20m	-8 / -	4S6ARW	- / -	3	Partial capture
06-10 14:54	20m	0 / -	R6FMT	- / -14	8	✓ Closing fragment
06-10 14:51	20m	+4 / -	R6DVV	-15 / -8	9	✓ Full exchange observed
06-10 14:49	20m	+1 / -19	LZ2SPD	+2 / -6	6	✓ Full exchange observed
06-10 14:48	20m	0 / -	<...>	- / -	2	Partial capture
06-05 18:06	40m	- / -15	DL1BBO	0 / -	2	Partial capture
06-01 18:48	40m	-9 / -10	PA3BMB	-5 / -9	5	✓ Full exchange observed
06-01 18:41	20m	- / -8	RG5A	+4 / -	2	✓ Closing fragment
06-01 18:37	20m	- / -7	RY7G	+17 / -	3	✓ Closing fragment
06-01 18:36	20m	- / -11	EA1C	+2 / -	2	✓ Closing fragment
06-01 18:21	40m	-7 / -	UW5KW	- / -	4	Partial capture
06-01 18:17	40m	0 / -	RZ3Z	+2 / -6	4	Partial capture
06-01 18:10	40m	-2 / -	SV1EKI	- / -13	2	✓ Closing fragment
06-01 18:02	40m	-1 / -	RL2F	- / -	2	Partial capture
06-01 17:59	40m	-4 / -	R7NO	-4 / +2	3	✓ Closing observed
05-31 10:01	20m	- / -4	IK1MJK/P	+1 / -	2	✓ Closing fragment
05-31 09:50	20m	-6 / -	PD1HPB	- / -11	4	Partial capture
05-31 09:46	20m	- / -11	R6UBM	-8 / -	3	✓ Closing fragment
05-31 09:40	20m	-11 / -16	EA5D	-20 / -13	3	Partial capture
05-30 19:55	20m	-5 / -4	EA8UP	+14 / -	4	✓ Closing observed
05-30 19:54	20m	-6 / -	G7NUT	- / -13	2	✓ Closing fragment
05-29 18:19	20m	- / -12	IZ8VYU	0 / -	3	✓ Closing fragment
05-29 18:15	40m	0 / -	R1BDX	- / -13	2	✓ Closing fragment
05-28 14:58	40m	- / +4	R1LH	-24 / -	2	Partial capture
05-27 16:38	20m	- / -24	RZ4FWA	-19 / -	4	✓ Closing fragment
05-27 16:24	40m	-7 / -	R9FDM	- / -4	2	✓ Closing fragment
05-27 16:22	40m	-6 / -3	RN3QTS	-8 / +1	5	✓ Full exchange observed
05-26 16:03	20m	- / -8	UA4FEN	+3 / -	2	✓ Closing fragment
05-26 15:58	20m	- / -11	RA6PKK	-11 / -	2	✓ Closing fragment
05-26 15:56	20m	- / -	RZ4FWA	-12 / -	4	Partial capture
05-26 15:37	40m	-11 / -	R4ML	- / +1	2	✓ Closing fragment
05-26 15:36	40m	-10 / -	UN2G	- / -3	2	✓ Closing fragment
05-26 15:33	40m	-10 / -	R3CE	- / -7	2	✓ Closing fragment
05-26 15:28	40m	- / -11	RA6LO	-12 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
122245  -8 2513  4S6ARW UB3MAS KO96 (x3)
125100 -10 1270  UB3MAS F5IXN JN23 (x4)
143815  -4 2777  UB3MAS F1PBZ -10
143815  -9 1326  UB3MAS R4FDW -08
143845  +0 2777  UB3MAS F1PBZ -10
143845 -11 1326  UB3MAS R4FDW -08
144215  +1 1220  UB3MAS OK1WCF R-08 (x2)
064700  +8 2623  UB3MAS F5HNQ IN98
143145  +1 2553  R0ADN UB3MAS KO96

40m

UTC    dB Audio  Message
150530 -10 2615  CQ UB3MAS KO96                        a1 (x2)
150745  -8  449  UB3MAS PA2RO 73
150800  -8 2618  CQ UB3MAS KO96 (x2)
031900 -13 1480  UB3MAS SP1EG -06
031900  -5 2522  UB3MAS F4FLF JN18
031930 -15 1480  UB3MAS SP1EG -15
031930  +2 2521  UB3MAS F4FLF R-09
032530  -5 2595  UB3MAS PE1NPS R-13
032545 -11 2519  PE1NPS UB3MAS RR73
032600 -10 2595  UB3MAS PE1NPS 73
032600  -5 1481  UB3MAS SP1EG -04 (x2)
032645  -9 2520  SP1EG UB3MAS 73

Decoder S/N history by band

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