R2ZC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO81

Receiver-side FT8 activity involving R2ZC, decoded by SO8OO in southeastern Poland. 379 related FT8 messages, 21 CQ messages, observed on 40m, 20m, 10m, across 34 UTC dates. Heard between 2026-05-24 and 2026-08-21.

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

379

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

20m 40m 10m

First seen: 2026-05-24
Last seen: 2026-08-21 06:55 UTC

Frequent QSO partners observed at SO8OO

Stations R2ZC worked most often, as logged from our receiver:

UA4NX · European Russia ×2 RA4CIY · European Russia ×2 OJ0MN · Market Reef ×2 R6DWD · European Russia ×2 R2AVW · European Russia R4HEN · European Russia DL4JTH · Fed. Rep. of Germany RA3M · European Russia OM6OU · Slovak Republic LA6OCA · Norway EA5QS · Spain F4LQJ · France

Activity Heatmap

Locator transmitted by R2ZC

Approximate centre of KO81, decoded 2026-08-21 08:55 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	R2ZC S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 08:54	20m	-7 / +3	MM0VIK	-12 / -13	6	✓ Full exchange observed
08-14 08:44	20m	-21 / -	F4LQJ	-16 / -	4	✓ Closing observed
08-14 08:38	20m	- / +3	IN3GHP	-8 / -	2	✓ Closing fragment
08-14 08:14	20m	- / -11	R50RKZ	-5 / -	2	✓ Closing fragment
08-12 07:01	20m	-8 / -	TT1GD	- / -	2	✓ Closing fragment
07-29 08:57	20m	-10 / -7	G4SRT	-10 / -11	6	✓ Full exchange observed
07-28 07:34	20m	-12 / -	9A2L	- / -	2	✓ Closing fragment
07-28 05:45	20m	-17 / -	YV6BXN	- / -	2	Partial capture
07-28 05:43	20m	-19 / -	OH7OBJ	- / -2	2	Partial capture
07-28 05:42	20m	-12 / -3	R6CO	+2 / -5	5	✓ Full exchange observed
07-28 05:36	20m	-13 / -	SP2HCA	- / -16	3	✓ Closing fragment
07-28 05:32	20m	-11 / -	LB7XH	- / -9	3	✓ Closing fragment
07-28 05:31	20m	-6 / -	SP9BBZ	- / -5	2	✓ Closing fragment
07-27 07:58	10m	-8 / -	E75CC	- / -1	2	✓ Closing fragment
07-20 11:32	10m	-16 / -	YO2LFP	- / -16	2	✓ Closing fragment
07-20 11:28	10m	-13 / -	RQ3H	- / -7	3	✓ Closing fragment
07-20 11:27	10m	-15 / -	YB5NHD	- / -9	2	Partial capture
07-19 06:31	10m	-5 / -10	RV3ZK	0 / -14	3	✓ Full exchange observed
07-19 06:28	10m	-8 / -	UB4CGB	- / -	2	Partial capture
07-19 06:14	10m	-10 / -	RA4CIY	- / -	2	✓ Closing fragment
07-19 05:59	10m	-10 / -15	R5RC	-13 / -	2	Partial capture
07-19 05:56	10m	-13 / -	S59A	- / +1	3	✓ Closing fragment
07-19 05:52	10m	-13 / -	R3QX	- / -	2	Partial capture
07-19 05:28	10m	-8 / -	R9ZAH	- / -15	3	Partial capture
07-19 05:26	10m	-6 / -	UB4RID	- / -12	3	✓ Closing fragment
07-19 05:25	10m	-17 / -	UD6AWU	- / -11	2	✓ Closing fragment
07-19 05:21	10m	-13 / -	UD6AWU	- / -6	3	Partial capture
07-19 05:20	10m	-8 / -	R8CIR	- / -4	2	Partial capture
07-19 05:17	10m	-6 / -	OZ1HDF	- / -2	3	✓ Closing fragment
07-19 05:13	10m	-14 / -	<...>	- / -	2	Partial capture
07-17 09:55	20m	-16 / -	SQ8BWM	- / -	2	✓ Closing fragment
07-17 09:51	20m	- / -	DL6EL	-6 / -	5	Partial capture
07-17 08:20	20m	-15 / -	<...>	- / -14	3	Partial capture
07-16 10:27	20m	-16 / -16	EC5M	-20 / -	2	Partial capture
07-16 10:19	20m	-16 / -	KF0YOB	- / -16	4	Partial capture
07-16 10:15	20m	-21 / -	EA5QS	- / -14	3	✓ Closing fragment
07-15 09:32	10m	-12 / -	DL1ASI	- / -11	2	✓ Closing fragment
07-15 09:26	10m	-22 / -	YO6KGS	- / +3	2	✓ Closing fragment
07-13 11:56	20m	-9 / -8	TM40TFR	-3 / -4	2	Partial capture
07-13 11:31	10m	- / 0	TA6B	-10 / -	2	✓ Closing fragment
07-13 10:44	10m	-20 / -	SV3GKU	- / -7	3	✓ Closing fragment
07-13 10:31	10m	-22 / -11	F4FSY	-17 / -15	4	✓ Full exchange observed
07-09 09:35	10m	-9 / -	R4RY	- / -11	3	✓ Closing fragment
07-09 09:27	10m	-14 / -	R3NB	- / -2	3	✓ Closing fragment
07-09 09:23	10m	-20 / -	RZ6CO	- / -6	3	Partial capture
07-09 09:21	10m	-16 / -	RU3X	- / -12	3	Partial capture
07-09 07:26	10m	-12 / -	SP1F	- / -8	2	✓ Closing fragment
07-09 06:24	10m	-7 / -	R1WBW	- / -	2	Partial capture
07-09 05:59	10m	-9 / -	YH2AA	- / -	2	Partial capture
07-08 11:29	10m	- / +1	RA5AK	-10 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
081500  -6 2071  R2ZC R50RKZ RR73
083815  -8 1143  R2ZC IN3GHP +03 (x2)
084030 -17  850  OZ4HAM R2ZC R-14
084130 -24 1556  HA7JLR R2ZC R-10
084430 -21 1695  F4LQJ R2ZC KO81 (x2)
084545 -16 1696  R2ZC F4LQJ RR73
084600 -22 1695  F4LQJ R2ZC 73
085430 -10  385  MM0VIK R2ZC KO81 (x2)
085515 -11  761  R2ZC MM0VIK +03
085530  -5  385  MM0VIK R2ZC R-13
085545 -12  760  R2ZC MM0VIK RR73
085600 -10  386  MM0VIK R2ZC R-13

10m

UTC    dB Audio  Message
081915 -17 2355  OH2BDW R2ZC R-12
081945 -13 2403  LY2BBF R2ZC KO81
112730 -15 1116  YB5NHD R2ZC KO81
112800 -14 2443  RQ3H R2ZC KO81 (x3)
112930 -15 1116  YB5NHD R2ZC R-09
113100 -20 1869  SM6FZO R2ZC R-12
113230 -17 1196  YO2LFP R2ZC R-16 (x2)
113400 -18 1097  RM5C R2ZC KO81
075815  -9  456  E75CC R2ZC R-01 (x2)
075930  -6  455  OH4JFN R2ZC KO81
063545 -15 1980  R2ZC IU7VOL RRR

40m

UTC    dB Audio  Message
165130  -3 1083  R2ZC RV6AVU RR73
175400  +9  722  R2ZC OH/DL4SVA +06
175415  -9 2147  R2ZC UA4CHZ +18
175430  +6  722  R2ZC RR73; EA1C <...> -10
175700 -12 1822  R2ZC R3DMS RR73
175845 -16 1644  R2ZC R7NB -01
180115 -20 2049  R2ZC UR3LGD +02
180230  -3 1109  R1BJA R2ZC KO81 (x2)
180315 -14 1109  R2ZC R1BJA RR73
180445  -4 1070  R3TBC R2ZC KO81
150345 -20 1416  UC8S R2ZC R-02
150545 -21 2034  RA4ADF/P R2ZC R-06 (x3)

Decoder S/N history by band

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