RV3F — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO86

Receiver-side FT8 activity involving RV3F, decoded by SO8OO in southeastern Poland. 210 related FT8 messages, observed on 80m, 40m, 20m, across 42 UTC dates. Heard between 2026-05-25 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

210

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

80m 20m 40m

First seen: 2026-05-25
Last seen: 2026-08-23 03:57 UTC

Frequent QSO partners observed at SO8OO

Stations RV3F worked most often, as logged from our receiver:

S59A · Slovenia ×2 TA4INO · Asiatic Turkey ×2 RX3ASQ · European Russia ×2 JA3SIA · Japan ×2 RC9WC · Asiatic Russia ×2 RT6DU · European Russia UF4S/P · European Russia JJ2IJU · Japan R4HEN · European Russia HA7VC/P · Hungary S55A · Slovenia RK9UN · Asiatic Russia

Activity Heatmap

Locator transmitted by RV3F

Approximate centre of KO86, decoded 2026-08-23 05:56 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	RV3F S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 05:56	20m	-14 / -3	UA4AEU	-10 / -	3	✓ Closing observed
08-23 05:55	20m	-2 / -	S55A	- / -2	2	✓ Closing fragment
08-23 05:52	20m	-9 / -	9A7DNZ	- / 0	3	✓ Closing fragment
08-23 05:49	20m	-2 / -12	<...>	-13 / -5	3	Partial capture
08-23 05:47	20m	-4 / -	9A5MP	- / -5	2	Partial capture
08-22 18:49	80m	+3 / -1	RK6OQ	+7 / -10	5	✓ Full exchange observed
08-22 18:47	80m	-6 / -	R4HLM	- / -6	3	✓ Closing fragment
08-22 18:45	80m	-2 / +3	RA2FU	-8 / -10	5	✓ Full exchange observed
08-22 18:42	80m	+2 / -	RK6OQ	- / +2	2	Partial capture
08-22 18:41	80m	+8 / -	LB6LK	- / -12	3	✓ Closing fragment
08-22 18:39	80m	+3 / -	RQ3D	- / -8	3	✓ Closing fragment
08-22 18:37	80m	+4 / +7	R4FED	-4 / -8	4	✓ Full exchange observed
08-22 18:34	80m	-10 / +1	<...>	-7 / +7	3	Partial capture
08-22 18:28	80m	+10 / +8	LZ1DQQ	-4 / -	3	Partial capture
08-22 18:25	80m	+4 / 0	UF4S/P	-5 / -	4	✓ Closing observed
08-22 05:41	20m	-2 / -	<...>	- / -13	2	Partial capture
08-21 16:15	20m	-21 / -	BD1ANO	- / -10	2	Partial capture
08-21 06:06	20m	-10 / -	PA0ARR	- / -14	2	✓ Closing fragment
08-21 06:04	20m	0 / -	RD9T	- / -10	3	✓ Closing fragment
08-21 06:02	20m	-5 / -	XQ1KK	-1 / +3	3	✓ Closing observed
08-21 05:59	20m	+1 / -	R6ADH	- / -10	3	✓ Closing fragment
08-21 05:57	20m	-13 / -10	TA1CQ	-3 / +7	4	✓ Full exchange observed
08-21 05:56	20m	-10 / -	UB4HVA	-19 / -	2	Partial capture
08-21 05:53	20m	-5 / -10	SV5BYP	+3 / -7	9	✓ Full exchange observed
08-21 05:48	20m	-13 / -	RA4CEH	- / -3	3	✓ Closing fragment
08-20 06:05	20m	-8 / -	EA5GGU/P	- / -7	2	✓ Closing fragment
08-20 05:53	20m	-13 / -16	RQ7D	-11 / +1	3	✓ Full exchange observed
08-20 05:50	20m	-1 / -	ZL4TT	- / -10	2	Partial capture
08-09 05:37	20m	-18 / -	UC8S	- / +2	3	✓ Closing fragment
08-09 05:27	20m	-10 / -	UA1PBD	- / -	2	✓ Closing fragment
08-08 12:28	20m	-7 / -	EY7BP	- / 0	2	Partial capture
08-08 05:41	20m	-16 / -	<...>	- / +10	2	Partial capture
08-08 05:40	20m	-14 / -	HA7VC/P	- / -3	2	✓ Closing fragment
08-08 05:38	20m	-16 / -	UB8QBY	- / -2	2	Partial capture
08-06 05:57	20m	-12 / -	LZ1ON	- / +10	3	✓ Closing fragment
08-05 05:45	20m	-16 / -	IN3IJJ	-23 / -8	4	✓ Closing observed
08-05 05:42	20m	-10 / -	R8PC	- / -7	3	✓ Closing fragment
08-03 06:12	20m	-18 / -	RA9CUA	- / +2	3	✓ Closing fragment
08-03 06:08	20m	-16 / -	<...>	- / -12	2	Partial capture
08-03 06:03	20m	-20 / -2	TK5KP	-20 / +7	5	✓ Full exchange observed
08-03 06:01	20m	-16 / -	JJ2IJU	- / -10	3	✓ Closing fragment
07-31 05:28	20m	-11 / 0	R6OAF	+4 / +9	4	✓ Full exchange observed
07-30 11:21	20m	-18 / -14	TA3TER	-23 / -	3	Partial capture
07-30 11:17	20m	-20 / -1	<...>	-15 / -11	3	Partial capture
07-29 13:09	20m	-2 / -	DS1VAA	- / -16	2	Partial capture
07-29 13:08	20m	-4 / -	R0SDM	- / -15	2	✓ Closing fragment
07-29 13:02	20m	-14 / -	<...>	- / -7	2	Partial capture
07-29 13:01	20m	-8 / -	JG3TRB	- / 0	2	Partial capture
07-26 19:03	80m	-5 / +1	R4FDD	-8 / +7	4	✓ Full exchange observed
07-26 19:02	80m	0 / -9	RU7KQ	-14 / -11	5	✓ 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
054845  +0  762  9A5MP RV3F -05
054945  +4 2755  <...> RV3F KO86
055030 -13 2755  RV3F <...> -12
055045  -8 2754  <...> RV3F R-05
055230  -9 1610  9A7DNZ RV3F KO86 (x3)
055415  -5  542  A93MO RV3F KO86
055500  -1  542  S55A RV3F -02 (x2)
055615 -14 1992  UA4AEU RV3F KO86
055630  -7 1992  RV3F UA4AEU -03 (x2)
055745  -1  763  9A5MP RV3F RR73
060045  -4  413  T77BL RV3F R-10

80m

UTC    dB Audio  Message
184245  +1  647  RK6OQ RV3F KO86 (x2)
184500  +1 2090  RA2FU RV3F KO86
184515  -8 2089  RV3F RA2FU +03
184530  -2 2090  RA2FU RV3F R-10 (x2)
184615  -7 2089  RV3F RA2FU 73
184715  -7 2163  R4HLM RV3F KO86 (x3)
184915  +3  647  RK6OQ RV3F KO86
184930  +7  648  RV3F RK6OQ -01
184945  +4  647  RK6OQ RV3F R-10
185000  +7  648  RV3F RK6OQ RR73
185015  +3  647  RK6OQ RV3F 73

40m

UTC    dB Audio  Message
184915  +0  480  R8FB RV3F RR73
184930  +0  481  RV3F R8FB 73
185145  -7 2275  RX3RZ RV3F KO86
185200  -9 2276  RV3F RX3RZ +02
185215  -3 2275  RX3RZ RV3F R+08
185230 -11 2276  RV3F RX3RZ RR73
185245  -3 2275  RX3RZ RV3F 73
185300 -22 1689  RV3F R2DYC -14
185300  -1 2158  RV3F S59A -02
185330 -19 1689  RV3F R2DYC RRR
185330  +0 2158  RV3F S59A -02
185400 -19 1689  RV3F R2DYC 73
185400  -1 1875  RV3F S59A -11 (x2)
185715 -12 1376  R1WCK RV3F 73

Decoder S/N history by band

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