RA5CO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO94

Receiver-side FT8 activity involving RA5CO, decoded by SO8OO in southeastern Poland. 161 related FT8 messages, 2 CQ messages, observed on 80m, 40m, 20m, across 13 UTC dates. Heard between 2026-05-13 and 2026-08-10.

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

161

Related messages

CQ messages

UTC dates heard

-11 dB

Mean decoder S/N

Bands

80m 20m 40m

First seen: 2026-05-13
Last seen: 2026-08-10 13:52 UTC

Frequent QSO partners observed at SO8OO

Stations RA5CO worked most often, as logged from our receiver:

Z62NS · Republic of Kosovo F5NNN · France DJ0MAB · Fed. Rep. of Germany UB3AYQ · European Russia UA3PAB · European Russia CR7BRV · Portugal A61DD · United Arab Emirates RA4FW · European Russia DK7UY · Fed. Rep. of Germany YO9HP · Romania RA2FU · Kaliningrad JH5HDA · Japan

Activity Heatmap

Locator transmitted by RA5CO

Approximate centre of KO94, decoded 2026-07-04 19:41 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	RA5CO S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-06 08:57	20m	- / -16	MI0NWA	-2 / -	2	✓ Closing fragment
08-05 19:16	40m	- / -	DL2RPN	0 / -	2	Partial capture
08-05 19:14	40m	-22 / -5	R3LDK	-18 / -4	7	✓ Full exchange observed
08-05 19:08	40m	- / -19	F5RRS	-13 / -	3	✓ Closing fragment
08-05 19:07	40m	- / -14	R2DYC	-16 / -	2	✓ Closing fragment
07-29 06:26	20m	- / -	IK2WJT	-9 / -	2	✓ Closing fragment
07-28 17:41	40m	- / -	SP9UPH	+4 / -	2	Partial capture
07-28 17:32	40m	- / -4	R3YAU	-17 / -	2	✓ Closing fragment
07-28 17:26	40m	- / -8	RQ3P	-21 / -	2	✓ Closing fragment
07-28 17:23	40m	- / -1	UA3PAB	-14 / -	2	✓ Closing fragment
07-28 17:00	40m	- / -4	R7DX	-15 / -	4	✓ Closing fragment
07-28 17:00	40m	- / -	R7OF	-16 / -	2	✓ Closing fragment
07-28 16:04	40m	- / +1	RA4FW	-18 / -	2	✓ Closing fragment
07-28 16:02	40m	- / -1	RA3ZOM	-22 / -	2	✓ Closing fragment
07-27 21:43	40m	-21 / -16	R5AV	-9 / -1	3	✓ Full exchange observed
07-27 21:33	40m	-23 / -13	PA1AZ	-7 / -	3	✓ Closing observed
07-27 19:30	40m	- / -9	R3TIT	-18 / -	2	✓ Closing fragment
07-27 19:26	40m	-10 / +3	RW3ZC	-7 / -	2	Partial capture
07-27 19:19	40m	- / -4	HA7TM	+5 / -	3	✓ Closing fragment
07-27 19:17	40m	- / -8	SQ3TR	+4 / -	2	✓ Closing fragment
07-27 19:12	40m	- / -14	EW2ZC	-10 / -	4	✓ Closing fragment
07-27 19:08	40m	-15 / -	MW0USK	-10 / -	2	✓ Closing observed
07-27 19:06	40m	- / +2	UB6SAN	-10 / -	2	Partial capture
07-27 19:03	40m	- / -13	UB6OAJ	-8 / -	2	✓ Closing fragment
07-27 16:22	40m	-14 / -6	SP9MRP	-2 / -	3	✓ Closing observed
07-27 16:21	40m	- / +3	Z62NS	-10 / -	2	✓ Closing fragment
07-25 21:22	40m	- / -8	EW8AAC	-18 / -	4	✓ Closing fragment
07-25 21:21	40m	-10 / -	UN7LEW	- / -	2	✓ Closing fragment
07-25 21:19	40m	-17 / -	E72ET	-12 / -	2	Partial capture
07-23 21:49	40m	-9 / -9	EA7GHD	-15 / -	5	Partial capture
07-23 21:46	40m	-9 / -	<...>	- / -4	6	Partial capture
07-23 21:43	40m	-7 / -11	IK4LZH	0 / -	3	✓ Closing observed
07-23 21:42	40m	-12 / -	<...>	- / -	2	Partial capture
07-23 21:41	40m	-6 / -	GM4CXF	- / -7	3	✓ Closing fragment
07-23 21:39	40m	-12 / -	YT2FA	- / -	2	✓ Closing fragment
07-23 21:38	40m	-14 / -	LB6NK	- / -	2	✓ Closing fragment
07-23 21:36	40m	-14 / -	YO3WST	- / -10	2	✓ Closing fragment
07-23 21:33	40m	-8 / -7	F5NNN	-16 / -15	5	✓ Full exchange observed
07-23 21:31	40m	-9 / -10	M0MLS	-18 / -25	5	✓ Full exchange observed
07-23 21:30	40m	-7 / -	MW3LSD	- / -17	2	✓ Closing fragment
07-23 21:28	40m	0 / -	CR7BRV	- / -11	3	✓ Closing fragment
07-23 21:27	40m	-6 / -	GM0DEQ	- / -1	3	✓ Closing fragment
07-23 21:23	40m	-13 / -	DK8HC	- / -25	2	Partial capture
07-23 21:21	40m	-11 / -4	DJ0MAB	-17 / -15	6	✓ Full exchange observed
07-23 21:20	40m	-10 / -	RK3AGG	- / -	2	✓ Closing fragment
07-23 18:01	40m	-18 / -	R4HLO	- / -	2	Partial capture
07-23 18:00	40m	-18 / -	UB3AYQ	- / -17	2	✓ Closing fragment
07-23 17:59	40m	-14 / -	RK3DSW	- / -3	2	✓ Closing fragment
07-23 17:58	40m	-15 / -	RA9CUU	- / -1	2	✓ Closing fragment
07-23 17:56	40m	-11 / -	R8OAE	- / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
190915 -15 1333  RA5CO F5RRS 73
191000 -23 1680  YO4LUP RA5CO RRR
191315 -15 1291  RA5CO R2SBI RRR
191415 -17 2127  RA5CO R3LDK -05
191430 -21 2125  R3LDK RA5CO R-04
191445 -20 2127  RA5CO R3LDK RR73 (x3)
191645  +0 2198  RA5CO DL2RPN JO62
191715 -21 2127  RA5CO R3LDK RR73
191715  +1 2198  RA5CO DL2RPN JO62
191730 -23 2125  R3LDK RA5CO R+05
191900 -20 1825  RA5CO EI8GS -07
142930 -20 1284  RA5CO RA3BY KO75
155230 -24 1623  RA5CO RK4FH -05

20m

UTC    dB Audio  Message
185715  +6  332  <...> RA5CO R-13 (x4)
190030  -5 1608  9J2FI RA5CO KO94 (x4)
061330 -19 1167  RA5CO SES/IW2OEF -17
062400 -23 1637  RA5CO YR50NADIA -05
062600  -9  528  RA5CO IK2WJT RRR (x2)
085700  +0  612  RA5CO MI0NWA -16 (x2)
090145 -12  827  RA5CO MI0JZZ RR73

80m

UTC    dB Audio  Message
193945  -2  939  HG8LXL RA5CO KO94 (x2)
194030 +11  940  RA5CO HG8LXL RR73
194045  -3  939  HG8LXL RA5CO 73
194115  +0 1056  RA2FU RA5CO KO94
194200  -5 1057  RA5CO RA2FU 73
194215  -2 1057  RA2FU RA5CO R-03 (x2)
194430  -5 1056  RA5CO RA2FU RRR
194430  -8 2356  RA5CO UA1TAN -12
194700 -12  808  RA5CO DO5HOK JO41 (x2)
194730  -9 1328  RA5CO R1BED -05 (x2)

Decoder S/N history by band

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