UA3UBV — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LO07

Receiver-side FT8 activity involving UA3UBV, decoded by SO8OO in southeastern Poland. 382 related FT8 messages, 27 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 51 UTC dates. Heard between 2026-05-26 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

382

Related messages

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-05-26
Last seen: 2026-08-23 15:54 UTC

Frequent QSO partners observed at SO8OO

Stations UA3UBV worked most often, as logged from our receiver:

RA6ATZ · European Russia ×3 R6ZE · European Russia ×2 R90PNR · European Russia ×2 RL2Y · European Russia ×2 R6FNM · European Russia ×2 RM5F · European Russia ×2 RT2P · European Russia ×2 R3DMS · European Russia ×2 RA3ZOM · European Russia ×2 R1TET · European Russia ×2 RK6OV · European Russia ×2 R95WTA · Asiatic Russia

Activity Heatmap

Locator transmitted by UA3UBV

Approximate centre of LO07, decoded 2026-08-23 18:15 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	UA3UBV S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 18:09	80m	+4 / -	R6HD	- / -	8	Partial capture
08-23 18:08	80m	0 / -	RV3DCM/1	- / +9	5	Partial capture
08-23 17:54	80m	- / -6	RA9YTI	-12 / -	2	✓ Closing fragment
08-23 17:41	80m	-8 / +6	R1530IG	+4 / -	3	Partial capture
08-23 17:39	80m	-8 / 0	RW9WT	-6 / -	5	✓ Full exchange observed
08-23 17:36	80m	-5 / -6	R4HNW	-4 / -	7	✓ Full exchange observed
08-23 17:35	80m	-6 / -	<...>	- / -	2	Partial capture
08-23 17:20	40m	+4 / -	UB4FJC	- / -	2	Partial capture
08-23 17:09	40m	- / -6	R6OAQ	-1 / -	2	✓ Closing fragment
08-22 17:21	80m	-11 / -	RV6LVO	- / -5	3	✓ Closing fragment
08-22 16:49	40m	-7 / -	UB3PDB	-16 / -2	5	✓ Closing observed
08-22 16:43	40m	- / -8	EW4VX	-5 / -	2	✓ Closing fragment
08-21 19:23	160m	-13 / -18	RA6ATZ	-16 / -10	6	✓ Full exchange observed
08-21 19:23	160m	-14 / -1	YL3HI	0 / +2	10	✓ Full exchange observed
08-21 19:22	160m	-13 / 0	RM5F	-7 / -	7	✓ Full exchange observed
08-21 19:21	160m	-11 / -	UA1OJL	- / -14	4	✓ Closing fragment
08-21 19:03	160m	-20 / -	RT2P	-4 / -	3	✓ Closing observed
08-21 18:59	80m	-6 / -	UF4S/P	- / -	3	Partial capture
08-21 18:53	80m	-6 / -	UF4S/P	- / -	2	Partial capture
08-21 18:29	80m	-19 / -	R1BHG	- / -	2	Partial capture
08-21 18:22	80m	-16 / -	UF4S/P	- / -	2	Partial capture
08-21 18:03	40m	-12 / +1	RK3AW	-12 / -	3	✓ Closing observed
08-21 17:49	40m	-13 / -	RK9ADW	- / -	2	Partial capture
08-21 17:44	40m	-8 / -6	RN1ON	+5 / -5	6	✓ Full exchange observed
08-20 18:43	40m	-13 / +6	R3DMS	-3 / +3	5	✓ Full exchange observed
08-20 18:35	40m	-13 / -10	R6DUW	-9 / -8	5	✓ Full exchange observed
08-20 18:31	40m	- / -3	R3BIS	-14 / -	2	✓ Closing fragment
08-20 18:29	40m	-12 / -11	RX7KIR	-6 / -7	3	Partial capture
08-17 19:40	80m	-14 / -	JA5MHD	- / -	2	Partial capture
08-17 19:04	40m	- / +6	R3DFC	-18 / -	2	✓ Closing fragment
08-16 18:53	80m	-20 / -1	LA8ZIA	-9 / -	3	Partial capture
08-16 18:49	80m	-18 / +4	R2GFD	-10 / +2	5	✓ Full exchange observed
08-16 18:49	80m	-18 / -	R2DDA	- / -	2	Partial capture
08-16 18:20	40m	-20 / -10	OK1VCB	-9 / -16	6	✓ Full exchange observed
08-16 18:18	40m	-15 / -	R3DIG	- / -15	3	✓ Closing fragment
08-16 18:12	80m	- / -11	UB3YGA	+6 / -	2	✓ Closing fragment
08-15 19:59	80m	-2 / -	UA3XDR	- / -4	2	✓ Closing fragment
08-15 19:51	80m	-8 / -	R9FGF	-20 / +2	3	✓ Closing observed
08-15 19:51	80m	- / -6	SK6MA/LH	+4 / -	2	Partial capture
08-15 19:47	80m	-14 / -	<...>	- / -	3	Partial capture
08-15 19:43	80m	-11 / -	T77R	- / -	3	Partial capture
08-15 19:10	80m	0 / -	JF2SQB	- / -	2	Partial capture
08-15 19:06	80m	0 / -	R5ACQ	-2 / -	5	✓ Full exchange observed
08-15 14:03	20m	-15 / -	RI0FA	- / -8	6	Partial capture
08-15 13:59	20m	-18 / -	RI0FA	- / -	2	Partial capture
08-12 18:24	80m	-12 / -	4X5MZ	- / -2	4	✓ Closing fragment
08-12 18:21	80m	-16 / -3	R6FMK	-14 / -6	6	✓ Full exchange observed
08-12 18:04	80m	-6 / +4	R3VA	+3 / -	5	✓ Full exchange observed
08-12 18:02	80m	-6 / -	R6FNM	-15 / -5	2	✓ Closing observed
08-12 07:27	20m	- / -10	UI6O	-18 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
175430 -14 1435  UA3UBV RA9YTI RR73
180830  -2 1831  <RV3DCM/1> UA3UBV LO07 (x2)
180930  -3 1910  R6HD UA3UBV LO07 (x2)
181030  -4 1910  R1530IG UA3UBV LO07
181100  -3 1910  <RV3DCM/1> UA3UBV LO07
181130  +0 1909  R6HD UA3UBV LO07 (x2)
181230  +1 2062  RV3DCM/1 UA3UBV LO07 (x2)
181400 +11  734  R6HD UA3UBV LO07 (x4)

40m

UTC    dB Audio  Message
180445 -12 2017  RK3AW UA3UBV RR73
164315  -5 2141  UA3UBV EW4VX -08 (x2)
164900  -6 2568  UB3PDB UA3UBV LO07 (x4)
165115 -16 1283  UA3UBV UB3PDB RR73
171330 -10 2169  UB4FJC UA3UBV LO07 (x2)
170930  +0  796  UA3UBV R6OAQ -06 (x2)
171130  -4 1539  UA3UBV R3PMY -01
172045  +2  433  UB4FJC UA3UBV LO07 (x2)

160m

UTC    dB Audio  Message
192445  -1 2560  UA3UBV YL3HI 73
192445  -3 1063  UA3UBV RM5F KO85
192500 -13 1385  RA6ATZ UA3UBV -10
192515 -16 2038  UA3UBV RA6ATZ R-18
192515  +0 2561  UA3UBV YL3HI 73
192530 -13 1385  RA6ATZ UA3UBV RR73
192545 -13 2038  UA3UBV RA6ATZ 73
192545  +2 2560  UA3UBV YL3HI KO16
192545  -8 1063  UA3UBV RM5F KO85
192600 -12 1384  RM5F UA3UBV +17
192615  -9 1063  UA3UBV RM5F R+00
192630 -14 1385  RM5F UA3UBV RR73
192645  -5 1063  UA3UBV RM5F 73
192700 -18 1384  YL3HI UA3UBV -04 (x2)

20m

UTC    dB Audio  Message
170200  -1 2118  Z34K UA3UBV LO07 (x2)
170300 -10 2118  R6SS UA3UBV LO07 (x2)
070615 -15 2317  UA3UBV R8CGO 73
072700 -16  899  UA3UBV UI6O -10 (x2)
135945 -19 2402  RI0FA UA3UBV LO07 (x8)

10m

UTC    dB Audio  Message
091830  -1 1253  UA3UBV R6KA -02 (x3)
095330 -11 2633  UA3UBV RA3ZGT RR73
110415  +0  519  UA3UBV R6ZE -02 (x5)
111315 -19 1510  UA3UBV YL2KF -07 (x2)
102730  +7 2542  UA3UBV SB9WWA +01 (x4)

Decoder S/N history by band

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