RA3X — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO73

Receiver-side FT8 activity involving RA3X, decoded by SO8OO in southeastern Poland. 1,740 related FT8 messages, 600 CQ messages, observed on 80m, 40m, 10m, across 53 UTC dates. Heard between 2026-05-21 and 2026-08-19.

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

1,740

Related messages

600

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

80m 40m 10m

First seen: 2026-05-21
Last seen: 2026-08-19 04:14 UTC

Frequent QSO partners observed at SO8OO

Stations RA3X worked most often, as logged from our receiver:

IK4LZH · Italy ×4 RW4HB · European Russia ×3 RN6MA · European Russia ×2 R4ML · European Russia ×2 UA3RLE · European Russia ×2 RA5AK · European Russia ×2 RA6AR · European Russia ×2 UA3VVA · European Russia ×2 ON4ASV · Belgium ×2 R6YG · European Russia ×2 US1EA · Ukraine ×2 RN4AZ · European Russia ×2

Activity Heatmap

Locator transmitted by RA3X

Approximate centre of KO73, decoded 2026-08-19 06:09 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	RA3X S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-19 06:12	40m	- / -19	DH5BM	-21 / -	4	Partial capture
08-19 06:09	40m	-19 / -5	SP5ROM	-16 / -	4	✓ Closing observed
08-12 11:41	40m	- / -	RA3LCX	-18 / -	2	Partial capture
08-08 19:55	80m	- / -	ON1AEY	-4 / -	3	Partial capture
08-08 19:40	80m	- / -	IV3DSG	-7 / -	3	Partial capture
08-08 19:38	80m	+10 / -	R9FGF	- / -6	5	✓ Closing fragment
08-08 19:37	80m	+10 / -	OH3OJ/1	-4 / -	3	✓ Closing observed
08-08 19:37	80m	- / -	OE6TNO	-4 / -	2	Partial capture
08-08 19:33	80m	+13 / -2	RC3D	+3 / -	3	✓ Closing observed
08-08 19:33	80m	+9 / -	UA3XDR	-15 / -18	4	✓ Closing observed
08-08 19:33	80m	- / -	OE6TNO	-3 / -	2	Partial capture
08-08 19:33	80m	- / -	R1IO	-3 / -	2	Partial capture
08-08 19:30	80m	+12 / -1	RW3YS	+2 / +1	5	✓ Full exchange observed
08-08 19:28	80m	+11 / +1	RA3LBW	+6 / +3	6	✓ Full exchange observed
08-08 19:23	80m	+10 / -7	UA3NFG	-12 / -18	10	Partial capture
08-08 19:21	80m	+4 / -9	R7IA	-12 / -	6	Partial capture
08-08 19:19	80m	+6 / -15	R2DYC	-2 / +3	4	✓ Full exchange observed
08-08 19:19	80m	- / -	SV9MBH	-12 / -	2	Partial capture
08-08 19:17	80m	-7 / +6	RA2FU	-13 / -	4	✓ Closing observed
08-08 19:10	80m	+4 / -3	EW8CW	0 / -4	4	✓ Full exchange observed
08-08 19:09	80m	+5 / -3	UA3RLE	-2 / -6	4	✓ Full exchange observed
08-08 19:08	80m	+3 / -12	DO9BAU	+5 / -17	13	✓ Full exchange observed
08-08 19:07	80m	+6 / -2	RD3AD	-9 / -9	6	✓ Full exchange observed
08-08 19:04	80m	+6 / -	R1BED	- / -18	5	Partial capture
08-08 19:03	80m	+4 / +3	ER5DX	-7 / -10	5	✓ Full exchange observed
08-08 19:01	80m	+2 / -3	SP9UPH	+16 / -12	5	✓ Full exchange observed
08-08 18:58	80m	+6 / -4	OK1FRG	+6 / -20	11	✓ Full exchange observed
08-08 18:56	80m	+4 / -4	R3BCL	-8 / -5	5	✓ Full exchange observed
08-08 18:55	80m	+8 / +9	UA3ECJ	-2 / +4	6	✓ Full exchange observed
08-08 18:53	80m	+2 / -	R3BCL	- / -	2	Partial capture
08-08 18:52	80m	-2 / -3	R4UA	+4 / -	4	✓ Closing observed
08-08 18:51	80m	-1 / -	RC6OD	- / -	2	Partial capture
08-08 18:50	80m	- / -	LA2JKA	+2 / -	4	Partial capture
08-08 18:47	80m	+2 / -11	R2BHQ	-15 / -13	6	✓ Full exchange observed
08-08 18:46	80m	- / -	SP9UPH	+24 / -	2	Partial capture
08-08 18:43	80m	+5 / -2	OK1FRG	+7 / -15	9	Partial capture
08-08 18:43	80m	+5 / -9	RA9SJG	-17 / -18	14	Partial capture
08-08 18:42	80m	+4 / +2	R2ATY	-14 / -9	4	✓ Full exchange observed
08-08 18:41	80m	+2 / -4	RY3D	+5 / -	5	✓ Closing observed
08-08 18:36	80m	+2 / -8	RA3VX	+3 / -12	10	✓ Full exchange observed
08-08 18:36	80m	+3 / +2	RU3DNN	+3 / +7	5	✓ Full exchange observed
08-08 18:36	80m	- / -	OD5SB	-22 / -	2	Partial capture
08-08 18:36	80m	+4 / -	RG7O	+2 / -2	7	✓ Closing observed
08-08 18:34	80m	+6 / -12	RK9DO	-21 / -19	7	✓ Full exchange observed
08-08 18:32	80m	-3 / 0	RA3WY	-2 / -1	7	✓ Full exchange observed
08-08 18:30	80m	-1 / +4	R2GFD	-8 / +4	6	✓ Full exchange observed
08-08 18:27	80m	-2 / -	RC6OD	- / -	3	Partial capture
08-07 17:13	80m	-5 / +1	RD6OX	+5 / +1	5	✓ Full exchange observed
08-07 17:08	80m	-6 / -11	RA9MAI	-14 / -11	7	✓ Full exchange observed
08-07 17:07	80m	-8 / +1	RA3LCX	-6 / +5	6	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
164400  -2 2427  RA3X RR73; RU9BM <...> -18
165115 -20 1980  RA3X OK2RM JN89
114130 -18 1128  RA3X RA3LCX KO65 (x2)
130045 -24 1687  RA3X SP6AMI -24
130530 -24 1687  CQ RA3X KO73
131245 -20 1528  RA3X HA7JLR -09
060945 -19 2203  SP5ROM RA3X KO73
061000 -17 2175  RA3X SP5ROM -05 (x3)
061230 -24 1673  RA3X DH5BM R-19 (x4)

10m

UTC    dB Audio  Message
133600 -20 1808  RA3X F5ADE JN07 (x3)
134600 -13 2325  RA3X PA1HGM -11 (x2)
135130 -15 1945  RA3X DK3HV JO31 (x3)
135630  -6 2740  RA3X F4LML JN29 (x3)
140230 -23 1550  RA3X G1JRU RR73
140400  -4 2005  RA3X F4HQL JN29
140600 -16 1741  RA3X DN9ZZ 73
132845 -18 2227  RA3X DO1ZK 73

80m

UTC    dB Audio  Message
194130 +10 2127  R1IO RA3X KO73
194230  +5 2127  CQ RA3X KO73 (x3)
195445 -21 2398  RA3X JE6WOQ -16
195500  -1 2355  CQ RA3X KO73 (x2)
195545  -1 2355  RA3X ON1AEY JO11
195600  +4 2355  CQ RA3X KO73
195615 -24 2138  RA3X UN3QA MN83
195615  -5 2355  RA3X ON1AEY JO11
195630  +3 2355  CQ RA3X KO73
195645  -7 2355  RA3X ON1AEY JO11
195700  +6 2355  CQ RA3X KO73
195715  -8 1432  RA3X SV9MBH KM25

Decoder S/N history by band

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