R3YAU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO63

Receiver-side FT8 activity involving R3YAU, decoded by SO8OO in southeastern Poland. 1,655 related FT8 messages, 466 CQ messages, observed on 80m, 40m, 20m, 10m, across 46 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

1,655

Related messages

466

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

80m 20m 40m 10m

First seen: 2026-05-25
Last seen: 2026-08-23 18:55 UTC

Frequent QSO partners observed at SO8OO

Stations R3YAU worked most often, as logged from our receiver:

RA3VX · European Russia ×3 RK6MC · European Russia ×3 R6ZEJ · European Russia ×3 R2PT · European Russia ×3 RK6OV · European Russia ×3 RN6MA · European Russia ×3 R4ML · European Russia ×2 UB6OAJ · European Russia ×2 DL3MIB · Fed. Rep. of Germany ×2 UB3AMO · European Russia ×2 RC6BB · European Russia ×2 E70SZ · Bosnia-Herzegovina ×2

Activity Heatmap

Locator transmitted by R3YAU

Approximate centre of KO63, decoded 2026-08-23 12:12 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	R3YAU S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 20:53	40m	+4 / -16	R3BIS	-14 / -16	4	Partial capture
08-23 20:51	40m	+2 / -	RA4PIS	- / +2	3	Partial capture
08-23 20:50	40m	+8 / -2	TF4M	-13 / -8	4	✓ Full exchange observed
08-23 20:49	40m	-1 / -12	EB7FSB	-15 / -19	6	✓ Full exchange observed
08-23 20:48	40m	-2 / +9	RW4W	0 / +7	5	✓ Full exchange observed
08-23 20:46	40m	0 / 0	DK0ACI	-11 / -11	5	✓ Full exchange observed
08-23 20:46	40m	+3 / -	EB1LA	-5 / -8	4	Partial capture
08-23 20:46	40m	- / -7	F5HNQ	-4 / -	2	Partial capture
08-23 20:42	40m	+2 / -5	G1CEC	-8 / -12	6	✓ Full exchange observed
08-23 20:41	40m	+4 / -	TA2ED	- / -23	3	✓ Closing fragment
08-23 20:41	40m	0 / -2	GM5DNA	-9 / +1	4	✓ Full exchange observed
08-23 12:16	20m	-3 / -	UA1OJL	- / 0	3	Partial capture
08-23 12:13	20m	+2 / -	R9OX	- / -17	2	✓ Closing fragment
08-23 12:09	20m	-3 / -	R4HLO	- / -15	3	Partial capture
08-23 12:08	20m	- / -	F6FDY	-6 / -	2	Partial capture
08-23 12:06	20m	-4 / -	R1LH	- / -7	2	✓ Closing fragment
08-23 12:05	20m	-6 / -1	RW9AD	-16 / -4	4	✓ Full exchange observed
08-22 09:45	10m	- / -	IK4LZH	+6 / -	4	Partial capture
08-21 10:25	20m	-14 / -	RA6ALD	- / -9	2	Partial capture
08-21 10:24	20m	-16 / -	EW4DX	- / -25	2	✓ Closing fragment
08-21 10:21	20m	-16 / -	RA4Y	-6 / +1	5	✓ Full exchange observed
08-21 10:20	20m	-6 / -	R9FE	- / -10	3	✓ Closing fragment
08-21 10:17	20m	-18 / -	R1TET	- / -10	3	Partial capture
08-21 10:14	20m	-19 / -	OS4K	- / -15	2	Partial capture
08-21 10:13	20m	-20 / -	ES2AJ	-20 / -	3	✓ Closing observed
08-21 10:08	20m	-14 / -	R8LCA	- / -17	3	Partial capture
08-21 10:06	20m	-14 / -22	IK4LZH	+8 / -16	6	✓ Full exchange observed
08-21 10:05	20m	-18 / -	RD1A	- / -12	2	✓ Closing fragment
08-21 10:04	20m	-14 / +6	YO6PPX	-8 / -15	4	✓ Full exchange observed
08-21 10:03	20m	- / -	DL1R	-2 / -	9	Partial capture
08-20 21:24	80m	- / -	IK4LZH	+5 / -	3	Partial capture
08-20 21:24	80m	+5 / +6	RA3WPF	+3 / +9	5	✓ Full exchange observed
08-20 21:21	80m	+8 / -	RA7Z	- / -9	3	✓ Closing fragment
08-20 21:20	80m	- / -	IK4LZH	+4 / -	3	Partial capture
08-20 21:20	80m	+8 / -	IN3XUG	-1 / -13	7	Partial capture
08-20 21:20	80m	+8 / -5	DL7ET	-1 / -12	5	✓ Full exchange observed
08-20 21:18	80m	+8 / -7	DH2YBG	-3 / -7	5	✓ Full exchange observed
08-20 21:16	80m	+6 / -	TA4RC	- / -5	3	Partial capture
08-20 21:14	80m	+5 / +5	UB1AQS	-12 / +1	5	✓ Full exchange observed
08-20 21:12	80m	+5 / +4	TC3CT	0 / +4	6	✓ Full exchange observed
08-20 21:10	80m	+7 / -	UA3IDQ	- / -13	2	✓ Closing fragment
08-19 21:50	80m	+4 / -	VU2NKS	- / -20	2	Partial capture
08-19 21:47	80m	+6 / +7	SA6BZZ	-4 / -1	8	✓ Full exchange observed
08-19 21:45	80m	0 / +3	EW8CW	+8 / +10	6	✓ Full exchange observed
08-19 21:44	80m	+4 / -	R3EDI	+4 / +5	4	✓ Full exchange observed
08-19 21:42	80m	+5 / -13	CT7AUT	-20 / -17	3	Partial capture
08-19 21:35	40m	-9 / -	OJ0YL	- / +10	6	✓ Closing fragment
08-19 21:34	40m	-1 / -	SM3ULU	- / -3	2	✓ Closing fragment
08-19 21:32	40m	+2 / -	BG4UCZ	- / -10	2	✓ Closing fragment
08-19 21:31	40m	-2 / -	Z34CMF	- / -8	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
205045  +8 1677  TF4M R3YAU -08
205100 -13 1896  R3YAU TF4M R-02
205115  +7 1677  TF4M R3YAU RR73
205130 -13 1896  R3YAU TF4M 73
205130 -16 2367  R3YAU EB7FSB R-12
205145  +7 1677  RA4PIS R3YAU +02
205200 -14 2367  R3YAU EB7FSB R-12
205215  +2 1677  EB7FSB R3YAU RR73
205230 -14 2367  R3YAU EB7FSB 73
205245  -1 1677  RA4PIS R3YAU -02 (x2)
205345  +3 1677  R3BIS R3YAU -16 (x2)
205430  -7 1174  R3YAU R3BIS R-16 (x2)

20m

UTC    dB Audio  Message
120745  -8 1457  CQ R3YAU KO63
120800 -10 1636  R3YAU F6FDY JN33 (x2)
120915 -10 1457  R4HLO R3YAU -15 (x3)
121045  -1 1475  UB1ATR R3YAU -04
121215  +4 1782  CQ R3YAU KO63 (x2)
121345  +1 1781  R9OX R3YAU -17 (x2)
121600 -14 2908  R3YAU OE7MAH -06
121615  -9 1725  UA1OJL R3YAU +00 (x3)

10m

UTC    dB Audio  Message
102115 -15 1111  R3YAU RK4FD -08 (x2)
120230 -20 1290  R3YAU R6DVV R-12
085945  -8 1420  R3YAU R6OP R+10
094115 -15 1701  R3YAU DA2DA R-17
094515  +5  492  R3YAU IK4LZH JN54 (x4)

80m

UTC    dB Audio  Message
212245  +8 1432  IN3XUG R3YAU -13
212245  -2 1504  R3YAU IN3XUG JN55
212315  +7 1432  IN3XUG R3YAU -13
212345 +11 1432  CQ R3YAU KO63 (x2)
212430  +0 1432  R3YAU RA3WPF KO81
212430  +4  403  R3YAU IK4LZH JN54
212430 -12 2286  R3YAU F6GGA JN37
212445  +4 1432  RA3WPF R3YAU +09
212500  +4 1432  R3YAU RA3WPF R+06
212500 +10  403  R3YAU IK4LZH JN54
212515  +6 1432  RA3WPF R3YAU RR73
212530  +5 1432  R3YAU RA3WPF 73
212530  +0  403  R3YAU IK4LZH JN54
212545  +7 1432  CQ R3YAU KO63

Decoder S/N history by band

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