R4ADJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LN28

Receiver-side FT8 activity involving R4ADJ, decoded by SO8OO in southeastern Poland. 8,294 related FT8 messages, 5,929 CQ messages, observed on 80m, 40m, 20m, 10m, across 33 UTC dates. Heard between 2026-04-21 and 2026-06-01.

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

8,294

Related messages

5,929

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

80m 20m 40m 10m

First seen: 2026-04-21
Last seen: 2026-06-01 16:41 UTC

Frequent QSO partners observed at SO8OO

Stations R4ADJ worked most often, as logged from our receiver:

SV3BLX · Greece ×2 RA4PIS · European Russia ×2 JH1GJY · Japan UB4RHI · European Russia OD5ZF · Lebanon RA6FC · European Russia RK6AH · European Russia UA1WA · European Russia CT2HKY · Portugal PU2XEE · Brazil F1ODM · France IN3IZQ · Italy

Activity Heatmap

Locator transmitted by R4ADJ

Approximate centre of LN28, decoded 2026-06-01 18:41 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	R4ADJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
06-01 17:51	10m	-15 / -	RA4NHY	- / -24	5	Partial capture
06-01 17:46	10m	-11 / -	PU2XEE	- / -15	3	✓ Closing fragment
06-01 17:39	10m	- / +3	RA3PDG	-10 / -	2	Partial capture
06-01 16:32	10m	-2 / -	R6OD	- / -23	2	✓ Closing fragment
06-01 16:28	10m	-4 / -	CE2EP	- / -16	3	Partial capture
06-01 14:18	10m	- / -14	TA2AUL	-4 / -	3	✓ Closing fragment
06-01 11:16	10m	-12 / -	RL3F	- / 0	2	✓ Closing fragment
06-01 11:14	10m	- / -	IK4LZH	+19 / -	3	Partial capture
06-01 03:04	40m	- / -13	S52UF	-1 / -	3	✓ Closing fragment
06-01 00:41	40m	- / -	IZ0AIO	-9 / -	7	Partial capture
05-31 23:57	40m	- / -	IZ0AIO	-8 / -	15	Partial capture
05-31 23:42	40m	-18 / -6	G8IHT	-2 / -	3	✓ Closing observed
05-31 23:13	40m	-18 / -15	DK5NC	-4 / -10	4	Partial capture
05-31 23:12	40m	- / -	TA2ED	-20 / -	2	Partial capture
05-31 23:07	40m	- / -	IZ0AIO	-10 / -	6	Partial capture
05-31 23:00	40m	-16 / -12	CT2HKY	-8 / -13	5	✓ Full exchange observed
05-31 22:41	40m	- / -	IZ0AIO	-12 / -	8	Partial capture
05-31 22:37	40m	- / -	IZ0AIO	-12 / -	3	Partial capture
05-31 22:32	40m	- / -	TA2ED	-20 / -	4	Partial capture
05-31 22:29	40m	- / -16	MW7FKA	-16 / -	2	✓ Closing fragment
05-31 22:27	40m	- / -	TA2ED	-16 / -	3	Partial capture
05-31 22:26	40m	- / -	IZ0AIO	-14 / -	11	Partial capture
05-31 22:17	40m	- / -	IZ0AIO	-14 / -	7	Partial capture
05-31 22:15	40m	- / -	TA2ED	-16 / -	3	Partial capture
05-31 22:10	40m	-14 / -8	UA3PTY	-8 / -1	3	✓ Full exchange observed
05-31 22:00	40m	-15 / -	IZ1HJU	-19 / -22	4	Partial capture
05-31 21:52	40m	- / -	ON4MAP	-22 / -	2	Partial capture
05-31 21:50	40m	- / -	IZ0AIO	-12 / -	7	Partial capture
05-31 21:46	40m	-18 / -	BD6IIC	- / -13	2	Partial capture
05-31 21:42	40m	- / -	F4VXG	-2 / -	2	Partial capture
05-31 21:41	40m	- / -	TA2ED	-16 / -	4	Partial capture
05-31 21:36	40m	- / +3	R4FDK	-16 / -	2	✓ Closing fragment
05-31 06:40	40m	- / -22	EW2GI	-13 / -	4	Partial capture
05-31 02:14	40m	- / -9	A71XX	-13 / -	2	Partial capture
05-31 01:47	40m	- / -	IZ0AIO	-8 / -	9	Partial capture
05-31 00:56	40m	- / -	IZ0AIO	-9 / -	35	Partial capture
05-31 00:45	40m	- / -	IZ0AIO	-10 / -	7	Partial capture
05-31 00:41	40m	-18 / -	EW3MA	- / -13	2	✓ Closing fragment
05-31 00:41	40m	- / -	IZ0AIO	-8 / -	4	Partial capture
05-31 00:20	40m	-14 / -26	UA6JQ	-10 / -13	9	Partial capture
05-31 00:01	40m	- / -	IZ0AIO	-9 / -	13	Partial capture
05-30 23:51	40m	- / -	IK4LZH	+10 / -	4	Partial capture
05-30 23:45	40m	- / -	IZ0AIO	-14 / -	22	Partial capture
05-30 23:33	40m	- / -3	PD2PE	-12 / -	3	✓ Closing fragment
05-30 23:32	40m	- / -	DH1HF	-2 / -	3	Partial capture
05-30 23:19	40m	- / -	F6FHZ	-12 / -	5	Partial capture
05-30 23:11	40m	- / -	F6FHZ	-11 / -	2	Partial capture
05-30 23:07	40m	- / -	IZ0AIO	-11 / -	6	Partial capture
05-30 23:05	40m	- / -	F6FHZ	-8 / -	4	Partial capture
05-30 22:43	40m	-20 / -3	IZ2QGF	-6 / -5	3	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

10m

UTC    dB Audio  Message
182700 -20 2122  CQ R4ADJ LN28 (x15)

40m

UTC    dB Audio  Message
001230 -20 2094  CQ R4ADJ LN28 (x4)
004145  -5 1209  R4ADJ IZ0AIO JN61 (x7)
030445  -1 1884  R4ADJ S52UF JN76 (x3)
033315 -20 1492  R4ADJ R1TET 73

20m

UTC    dB Audio  Message
070815  +4 2279  R4ADJ R7KGB R-23
071445  -3 1245  R4ADJ F5GPE JN25
071945  -4 2396  R4ADJ R3DMS KO85
072115 -10 2913  R4ADJ F4BYA JN19
072145 -12 1842  R4ADJ RK9DO -12 (x4)
072745  +2 1269  R4ADJ RA4Y LO35 (x2)
072845  -9 2913  R4ADJ F4BYA JN19
072945  -1 1269  R4ADJ RA4Y R-16
075715 -18 2117  R4ADJ SV1GYN KM17
075715  -7 1879  R4ADJ R2ZCA KO81
075745 -18 2118  R4ADJ SV1GYN KM17

Decoder S/N history by band

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