UB3KET — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO91

Receiver-side FT8 activity involving UB3KET, decoded by SO8OO in southeastern Poland. 121 related FT8 messages, 30 CQ messages, observed on 40m, 20m, across 3 UTC dates. Heard between 2026-08-20 and 2026-08-22.

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

121

Related messages

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-08-20
Last seen: 2026-08-22 16:43 UTC

Frequent QSO partners observed at SO8OO

Stations UB3KET worked most often, as logged from our receiver:

JA1QOW · Japan R9SAP · Asiatic Russia R8LDJ · Asiatic Russia BG7BMG · China RA5AK · European Russia R4HHN · European Russia R9OAE · Asiatic Russia RA9LL · Asiatic Russia HA0AA · Hungary JH7OHS · Japan R1CBW · European Russia R3BCK · European Russia

Activity Heatmap

Locator transmitted by UB3KET

Approximate centre of KO91, decoded 2026-08-22 18:28 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	UB3KET S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-22 18:28	20m	-24 / -	BG7BMG	- / -4	2	✓ Closing fragment
08-22 18:28	20m	- / -	M0CKX	-13 / -	2	Partial capture
08-22 13:53	20m	-22 / -4	UA1AEL	-19 / -5	2	Partial capture
08-22 13:53	20m	-19 / -	JH7OHS	- / -	2	✓ Closing fragment
08-22 13:47	20m	-12 / -	BH5HIE	- / -	2	Partial capture
08-22 13:36	20m	-15 / -4	RZ6AOJ	-22 / -	4	✓ Closing observed
08-22 13:31	20m	-14 / -	R9FGJ	- / -8	2	✓ Closing fragment
08-22 13:29	20m	-12 / -	JA1QOW	- / -12	3	✓ Closing fragment
08-22 13:25	20m	-18 / -	RL2F	- / -18	2	Partial capture
08-22 13:15	20m	- / +4	RA9LL	-1 / -	2	Partial capture
08-21 18:14	40m	- / -7	R3BCK	-3 / -	5	✓ Closing fragment
08-21 18:10	40m	- / -9	RA5AK	-16 / -	2	✓ Closing fragment
08-21 17:22	40m	-15 / -	RA4L	-11 / -8	4	✓ Closing observed
08-21 17:18	40m	- / -5	R1CBW	-8 / -	2	✓ Closing fragment
08-21 17:10	40m	- / -8	R9SAP	-9 / -	2	✓ Closing fragment
08-21 17:08	40m	- / -8	SV2HTW	-2 / -	2	✓ Closing fragment
08-21 17:04	40m	-14 / -11	RA3M	-6 / -1	6	✓ Full exchange observed
08-21 17:03	40m	-13 / -	R4PFY	-9 / -3	3	✓ Closing observed
08-21 16:55	40m	- / -10	RW6ATD	+4 / -	2	✓ Closing fragment
08-21 16:48	40m	-9 / -	R9OEJ	-13 / -	2	✓ Closing observed
08-21 16:47	40m	-10 / -	UN3P	- / -15	2	Partial capture
08-21 16:45	40m	-13 / -	R9DT	- / -10	3	Partial capture
08-21 16:40	40m	- / +5	UB9MEU	-16 / -	2	Partial capture
08-21 16:38	40m	-16 / -	YE4FNN	-10 / -11	2	Partial capture
08-21 16:37	40m	-14 / -	UN7PAK	- / -	2	✓ Closing fragment
08-21 16:35	40m	-16 / 0	RA4ABH	-2 / 0	5	✓ Full exchange observed
08-21 16:29	40m	-16 / -2	UB4FGK	-6 / +2	6	✓ Full exchange observed
08-21 16:28	40m	-14 / -	RA9CUU	-14 / -10	3	✓ Closing observed
08-21 16:27	40m	-14 / -	RY9W	- / -14	2	✓ Closing fragment
08-21 16:25	40m	-15 / -	RA9LL	- / -7	3	✓ Closing fragment
08-21 01:51	40m	- / -17	EC3A	-8 / -	2	Partial capture
08-21 01:36	40m	- / -8	R7ZL	+7 / -	2	✓ Closing fragment
08-21 01:22	40m	- / -5	RK6MC	+5 / -	3	✓ Closing fragment
08-21 01:17	40m	-9 / -11	RX9WM	-23 / -	4	Partial capture
08-21 01:02	40m	-10 / -10	EX7CQ	-10 / -13	6	✓ Full exchange observed
08-21 01:00	40m	-11 / +2	HA0AA	-14 / -	3	✓ Closing observed
08-21 00:52	40m	- / -9	MM0KQC	-13 / -	3	✓ Closing fragment
08-21 00:50	40m	- / +5	UA3PAB	+12 / -	4	✓ Closing fragment
08-21 00:40	40m	-11 / -	R3XBS	- / -5	3	✓ Closing fragment
08-21 00:38	40m	-16 / -7	5P1KZX	-5 / -12	4	✓ Full exchange observed
08-20 23:15	40m	- / -2	YO6LM	+13 / -	2	✓ Closing fragment
08-20 23:09	40m	-14 / -	R4HHN	- / -13	2	✓ Closing fragment
08-20 22:55	40m	- / -	RL3QGD	-6 / -	4	Partial capture
08-20 22:53	40m	-7 / -11	PA2KV	-3 / -	5	✓ Closing observed
08-20 22:53	40m	- / -	PI4TX	-9 / -	4	Partial capture
08-20 22:33	40m	-9 / -17	4X1UF	-5 / -	10	Partial capture
08-20 22:26	40m	-16 / -10	R9OAE	-9 / -17	4	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
135300 -18 1519  JH7OHS UB3KET RR73 (x2)
135345 -19 1187  UB3KET UA1AEL -04
135400 -22 1518  UA1AEL UB3KET R-05
135700 -16 1516  CQ UB3KET KO91
135930 -13 1516  DL1R UB3KET RR73
180415 -18 1537  UA9OIY UB3KET KO91
182745 -24 1522  CQ UB3KET KO91 (x2)
182830 -14 1734  UB3KET M0CKX IO93
182845 -24 1521  BG7BMG UB3KET R-04 (x2)
182930 -12 1734  UB3KET M0CKX IO93
182945 -20 1521  G3ZQQ UB3KET -19
184345 -12 1514  UB3KET PD0U JO22

40m

UTC    dB Audio  Message
172345 -11 1198  UB3KET RA4L RR73
172815  -6  473  UB3KET RZ5D KN75
181045 -16 1641  UB3KET RA5AK R-09 (x2)
181130 -14 1506  CQ UB3KET KO91                        a1 (x5)
181415  -5 2938  UB3KET R3BCK KO85
181430 -15 1506  R4HLO UB3KET -17
181515  +3 2938  UB3KET R3BCK KO85 (x4)

Decoder S/N history by band

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