R4OF — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LO58

Receiver-side FT8 activity involving R4OF, decoded by SO8OO in southeastern Poland. 660 related FT8 messages, 335 CQ messages, observed on 80m, 40m, 20m, 10m, across 27 UTC dates. Heard between 2026-05-24 and 2026-08-17.

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

660

Related messages

335

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

80m 20m 40m 10m

First seen: 2026-05-24
Last seen: 2026-08-17 23:14 UTC

Frequent QSO partners observed at SO8OO

Stations R4OF worked most often, as logged from our receiver:

IQ4JO · Italy ×2 BG2ATH · China ×2 E70SZ · Bosnia-Herzegovina ×2 RD3FY · European Russia R4FV · European Russia R3XS · European Russia JA1VSL · Japan SP2EWQ · Poland JG1WNO · Japan F4HSB · France RN6MA · European Russia R1BSB · European Russia

Activity Heatmap

Locator transmitted by R4OF

Approximate centre of LO58, decoded 2026-08-18 01:14 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	R4OF S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-18 01:11	80m	+4 / +6	OG1AO	0 / -10	4	✓ Full exchange observed
08-18 00:53	80m	- / -	DL9KM	-10 / -	5	Partial capture
08-18 00:52	80m	0 / -	IQ4JO	- / +5	2	✓ Closing fragment
08-18 00:52	80m	-3 / +4	DO5PY	-8 / -15	7	Partial capture
08-10 07:31	10m	- / -11	IK4LZH	+8 / -	3	✓ Closing fragment
08-10 03:02	20m	-20 / -	OK2CNI	- / -	3	✓ Closing fragment
08-07 22:06	20m	- / -9	IW2DNI	-5 / -	5	✓ Closing fragment
08-07 22:04	20m	- / -	MW7AHM	-17 / -	3	Partial capture
08-07 22:02	20m	- / -	IW2DNI	-4 / -	2	Partial capture
08-07 21:59	20m	-19 / -	EB7CFU	- / -10	3	✓ Closing fragment
08-07 21:57	20m	-15 / -	RD3FY	- / -9	2	✓ Closing fragment
08-07 21:46	20m	-14 / -	LW7DBP	- / -22	8	Partial capture
07-25 09:15	20m	- / -15	9A4DK	-9 / -	3	✓ Closing fragment
07-25 09:12	20m	- / +1	R2PA	-19 / -	2	✓ Closing fragment
07-25 09:12	20m	- / -20	F6FLU	-6 / -	2	✓ Closing fragment
07-25 07:11	20m	- / -5	RV9CX	-11 / -	2	✓ Closing fragment
07-20 20:50	80m	-6 / -3	RN3AOE	-20 / -4	4	✓ Full exchange observed
07-20 20:42	80m	-9 / -	R9CS/P	-4 / -3	5	✓ Full exchange observed
07-20 20:40	80m	-13 / -3	PA3FPQ	+8 / -1	5	✓ Full exchange observed
07-20 20:36	80m	- / -3	R3BDQ	+9 / -	3	Partial capture
07-20 20:29	80m	- / -9	R3DMS	+1 / -	4	✓ Closing fragment
07-20 20:27	80m	-19 / -15	CT7AUT	-22 / -	2	✓ Closing observed
07-20 20:24	80m	- / -5	R3BDQ	+9 / -	3	Partial capture
07-20 20:21	80m	-20 / -14	YT5DL	+6 / -8	6	✓ Full exchange observed
07-20 20:19	80m	-22 / -	RA3TOS	-16 / -4	3	✓ Closing observed
07-20 20:15	80m	-24 / -10	UI5A	-1 / -	4	✓ Full exchange observed
07-20 20:14	80m	-20 / -17	E70SZ	+6 / -4	5	✓ Full exchange observed
07-18 11:26	10m	- / -14	LX1NO	-7 / -	2	✓ Closing fragment
07-17 07:41	10m	- / +5	OD5JL	-14 / -	3	✓ Closing fragment
07-09 00:36	40m	- / -15	EA7LIC	-17 / -	3	✓ Closing fragment
07-07 19:52	40m	- / -	DK2SW	-4 / -	3	Partial capture
07-07 19:37	40m	- / -6	R3LCW	-11 / -	4	✓ Closing fragment
07-07 19:35	40m	- / -8	R4FV	-8 / -	4	✓ Closing fragment
07-02 23:30	40m	-20 / -	CT2GQA	- / -7	2	✓ Closing fragment
07-02 23:28	40m	-19 / -	KP4WWA	- / -	2	Partial capture
07-02 23:02	20m	- / -11	TA2ED	-12 / -	2	Partial capture
07-02 22:59	20m	-9 / -12	EA3AAY	-18 / -	4	✓ Closing observed
07-02 22:58	20m	-8 / -	BG4OOO	- / -10	3	✓ Closing fragment
06-30 19:23	80m	- / -	UA4NCX	-14 / -	2	Partial capture
06-30 19:17	80m	-8 / -6	UA3RLE	-5 / +6	4	✓ Full exchange observed
06-30 18:55	80m	-18 / -	OM1II	- / -	2	Partial capture
06-30 18:54	80m	-16 / -	UA1RC	- / -13	2	✓ Closing fragment
06-30 18:51	80m	-19 / -2	RA3VX	+2 / -	4	✓ Full exchange observed
06-30 18:51	80m	-17 / -20	SV2AEL	-7 / -3	6	✓ Full exchange observed
06-30 18:48	80m	-14 / -	RW2Z	-2 / +7	3	✓ Closing observed
06-30 18:44	80m	-16 / +1	R2APC	-3 / -	5	✓ Full exchange observed
06-30 18:37	80m	- / -6	R3RB	-12 / -	5	✓ Closing fragment
06-30 18:34	80m	-21 / -	RA4HAP	- / -1	5	Partial capture
06-30 18:33	80m	-16 / -	R6ODC	-8 / -7	3	✓ Closing observed
06-29 01:32	40m	- / -	9A2TN	-11 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
010845  +4  881  CQ R4OF LO58 (x4)
011030  -9  881  R4OF F4FPR IN88
011045  +2  881  CQ R4OF LO58
011100  +1  882  R4OF OG1AO +06
011115  +3  881  OG1AO R4OF R-10
011130  -1  882  R4OF OG1AO RR73
011145  +5  881  OG1AO R4OF 73
011215  +6  882  CQ R4OF LO58 (x5)

10m

UTC    dB Audio  Message
170815  +2 1587  R4OF IU3TBD -18 (x2)
072615 -17 2275  R4OF RA4ADF RR73
074130 -14  994  R4OF OD5JL +05 (x3)
112600  -7 2183  R4OF LX1NO R-14 (x2)
073115  +9  491  R4OF IK4LZH JN54 (x3)

20m

UTC    dB Audio  Message
030130 -18 1317  CQ R4OF LO58
030230 -19 1317  OK2CNI R4OF RR73 (x3)
030400 -19 1317  W1YY R4OF R-13
030600 -19 1317  CQ R4OF LO58
030730 -19 1317  RM4HX R4OF RR73
030800 -22 1317  CQ R4OF LO58 (x3)
030930 -16 1317  RD3MF R4OF -14
031100 -21 1318  CQ R4OF LO58 (x4)

40m

UTC    dB Audio  Message
193800 -10 2453  R4OF R3LCW -06 (x3)
194830 -13  940  R4OF HA3GX JN96
195230  -5 2793  R4OF DK2SW JO43 (x3)
003630 -15 1760  R4OF EA7LIC IM86 (x2)
003730 -21 1834  R4OF LB2YJ -09
003730 -18 1759  R4OF EA7LIC 73
184600 -22 1334  R4OF R4HFK LO52
004400 -14  851  R4OF F1IQH JN27
011745 -18 1511  R4OF RZ1AS KO59
162230 -20 2071  R4OF EU2ABM R-03

Decoder S/N history by band

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