UB3DRL — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO84

Receiver-side FT8 activity involving UB3DRL, decoded by SO8OO in southeastern Poland. 1,601 related FT8 messages, 850 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 33 UTC dates. Heard between 2026-05-31 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

1,601

Related messages

850

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-05-31
Last seen: 2026-08-23 13:14 UTC

Frequent QSO partners observed at SO8OO

Stations UB3DRL worked most often, as logged from our receiver:

F1IQH · France ×6 IK4LZH · Italy ×6 F1PBZ · France ×4 HA3GX · Hungary ×4 RC6OD · European Russia ×4 RA4Y · European Russia ×3 RU3GF · European Russia ×3 R5AV · European Russia ×3 R2PT · European Russia ×3 R3HH · European Russia ×3 RO2X · European Russia ×3 UI5A · European Russia ×3

Activity Heatmap

Locator transmitted by UB3DRL

Approximate centre of KO84, decoded 2026-08-14 06:27 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	UB3DRL S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 15:13	10m	- / -10	SV2JAO	-4 / -	2	✓ Closing fragment
08-14 06:16	20m	- / -20	F4LNM	-12 / -	5	✓ Closing fragment
08-12 20:52	80m	-4 / -3	UB1OBV	-21 / -17	4	✓ Full exchange observed
08-12 20:51	80m	-8 / -	RA1QCX	- / +1	2	Partial capture
08-12 20:51	80m	- / -	IK2TPX	-12 / -	3	Partial capture
08-12 20:50	80m	- / -	DO5PY	0 / -	3	Partial capture
08-12 20:49	80m	-13 / +1	EW8CW	-4 / -	3	✓ Closing observed
08-12 20:47	80m	-6 / -	YO4LUP	- / -	2	Partial capture
08-12 20:45	80m	-12 / -	EN35UKR	- / -14	2	Partial capture
08-12 20:37	80m	- / 0	UA3ROJ	+3 / -	2	✓ Closing fragment
08-12 20:32	80m	-6 / -	PI4DX	- / -	2	Partial capture
08-12 20:28	80m	-4 / -13	YO4LUP	+4 / -16	7	✓ Full exchange observed
08-12 20:27	80m	-8 / -	R8CKD	- / -6	2	✓ Closing fragment
08-12 20:24	80m	+4 / -3	R3PLA	-14 / -3	4	✓ Full exchange observed
08-12 20:20	80m	+2 / -	RX6DA	- / -	4	Partial capture
08-12 20:18	80m	-2 / +3	UA9LT	-14 / -4	4	✓ Full exchange observed
08-09 11:34	10m	- / -4	F1PBZ	+2 / -	2	✓ Closing fragment
08-09 11:10	20m	- / -1	IK4LZH	+10 / -	2	✓ Closing fragment
08-09 11:06	20m	-10 / -	UA9MMZ	- / -12	2	✓ Closing fragment
08-08 17:11	20m	- / -14	R5AV	+6 / -	2	✓ Closing fragment
08-07 18:11	20m	-10 / 0	JE1FQV	-8 / +10	5	✓ Full exchange observed
08-07 17:54	20m	- / -11	F4CWQ	-1 / -	3	✓ Closing fragment
08-06 21:17	80m	-4 / -18	DO2GRH	-2 / -18	15	✓ Full exchange observed
08-06 21:14	80m	-3 / -1	SP2OSP	+11 / -	5	✓ Closing observed
08-06 21:11	80m	- / -12	TM69TFR	-10 / -	2	Partial capture
08-06 21:10	80m	-4 / -	<...>	- / -17	4	Partial capture
08-06 21:08	80m	0 / -7	DD8BA	-10 / -13	5	✓ Full exchange observed
08-06 21:06	80m	-1 / -	UA4FKT	- / -	3	Partial capture
08-06 21:03	80m	-3 / -9	YO3HUI	-3 / -12	5	✓ Full exchange observed
08-06 21:01	80m	-3 / -9	Z62NS	+6 / -10	4	✓ Full exchange observed
08-04 21:17	80m	0 / -1	RA3TVW	-12 / +8	4	✓ Full exchange observed
08-04 21:16	80m	+4 / -	R2EN	- / -	3	Partial capture
08-04 21:13	80m	-1 / +1	OK1AYM	+8 / -4	5	✓ Full exchange observed
08-04 21:08	80m	+1 / -	MW3LFL	- / -	4	Partial capture
08-04 21:07	80m	+3 / -	RU3DBT	- / 0	3	✓ Closing fragment
08-04 21:04	80m	+8 / -13	F1PBZ	-8 / -14	2	Partial capture
08-04 20:12	40m	-4 / -	LB5WB	- / -8	4	✓ Closing fragment
08-04 20:10	40m	-1 / -	EW8G	- / +3	4	Partial capture
08-04 20:07	40m	-8 / -	OZ8AAH	- / -	3	Partial capture
08-04 20:00	40m	-13 / -	EA1EMO	- / -8	5	✓ Closing fragment
08-04 19:56	40m	-5 / -	TC3CT	- / -14	4	✓ Closing fragment
08-04 19:47	40m	-16 / -11	YT2FA	-18 / -	3	✓ Closing observed
08-04 19:46	40m	-10 / -2	OE3OBB	-8 / -14	4	✓ Full exchange observed
08-04 19:42	40m	-6 / -	UF1A	- / -2	5	✓ Closing fragment
08-04 19:41	40m	-5 / -	OE3OBB	- / -	2	Partial capture
08-04 19:38	40m	-5 / -	JA4FKX	- / -9	2	Partial capture
08-04 19:36	40m	-6 / -	JF1UVJ	- / -12	3	✓ Closing fragment
08-04 19:31	40m	-4 / -	G3RCW	- / -13	3	✓ Closing fragment
08-04 19:29	40m	-6 / -	F4JIS	- / -10	2	Partial capture
08-04 19:27	40m	-6 / -	G0UDE	- / -3	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

10m

UTC    dB Audio  Message
152130  -2  347  UB3DRL DK3HV 73
152730  -7  348  UB3DRL DL3NGN JN59 (x2)
153115  -9 1343  UB3DRL DO4RP JO31 (x5)
153615  -1 2640  UB3DRL DO1OAS -21 (x2)
113415  +4 2536  UB3DRL F1PBZ -04 (x2)
115115 -11  342  CQ UB3DRL KO84
151330  -7 2293  UB3DRL SV2JAO -10 (x2)

20m

UTC    dB Audio  Message
111200 -14  287  CQ UB3DRL KO84 (x6)
061345 -18 2272  CN8NS UB3DRL R-12
061630 -11 2278  UB3DRL F4LNM JN09 (x5)
062245 -14 2277  CQ UB3DRL KO84
062345 -16 2277  SP7ROM UB3DRL RR73
062715 -11  493  3V8HP UB3DRL KO84

80m

UTC    dB Audio  Message
205145 -11 1894  UB3DRL IK2TPX JN45
205145  -1 2348  UB3DRL DO5PY JN49
205200  -1 2004  RA1QCX UB3DRL +01
205215 -11 1894  UB3DRL IK2TPX JN45
205230  -9 2003  CQ UB3DRL KO84
205245 -24 1163  UB3DRL UB1OBV LP31
205300  -7 2004  UB1OBV UB3DRL -17
205315 -18 1164  UB3DRL UB1OBV R-03
205330  -1 2003  UB1OBV UB3DRL RR73
205400  -3 2004  CQ UB3DRL KO84 (x6)

40m

UTC    dB Audio  Message
201045  +0  303  EW8G UB3DRL KO84 (x3)
201215  -3  303  LB5WB UB3DRL -08 (x4)
201415  -5  303  CQ UB3DRL KO84 (x5)
201730  -3  303  <...> UB3DRL KO84
201800  +0  303  CQ UB3DRL KO84 (x2)

160m

UTC    dB Audio  Message
195130  -5  402  CQ UB3DRL KO84 (x3)
195300  +0  401  RA3TOS UB3DRL R-20 (x4)
195530  -1  611  R3MAJ UB3DRL -21 (x3)
195700  +0  406  CQ UB3DRL KO84 (x4)
195845  +1 1692  UB3DRL SQ9PBV JN99

Decoder S/N history by band

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