R5ZQ — FT8 activity observed at SO8OO

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

Receiver-side FT8 activity involving R5ZQ, decoded by SO8OO in southeastern Poland. 1,314 related FT8 messages, 831 CQ messages, observed on 80m, 60m, 40m, 20m, across 25 UTC dates. Heard between 2026-06-16 and 2026-08-23.

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

1,314

Related messages

831

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

80m 20m 40m 60m

First seen: 2026-06-16
Last seen: 2026-08-23 17:56 UTC

Frequent QSO partners observed at SO8OO

Stations R5ZQ worked most often, as logged from our receiver:

RA4ADF · European Russia ×3 RA6OD · European Russia ×3 EW8DG · Belarus ×2 UA0LQE · Asiatic Russia ×2 RC9WC · Asiatic Russia ×2 UB3BDB · European Russia ×2 R4PFY · European Russia ×2 YO9PH · Romania ×2 R3DMS · European Russia ×2 RA2FU · Kaliningrad ×2 UB6ZDJ · European Russia ×2 M1WLK · England ×2

Activity Heatmap

Locator transmitted by R5ZQ

Approximate centre of KO81, decoded 2026-08-23 19:56 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	R5ZQ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 19:57	40m	+6 / -	R0ADN	- / -11	2	✓ Closing fragment
08-23 19:54	40m	+3 / -	CN8NS	- / -8	3	✓ Closing fragment
08-23 19:52	40m	+8 / -	DK0ACI	- / -6	2	✓ Closing fragment
08-23 19:48	40m	+12 / -	5A1AL	- / -	3	Partial capture
08-23 19:37	40m	+9 / -	5A1AL	- / -	10	Partial capture
08-23 19:34	40m	+6 / -	5A1AL	- / -	2	Partial capture
08-23 19:23	40m	+1 / -	5A1AL	- / -	11	Partial capture
08-23 19:21	40m	0 / -	R3DQK	-11 / -14	2	Partial capture
08-23 19:21	40m	-1 / -	SP5MXY	-13 / -1	4	Partial capture
08-23 19:17	40m	+2 / -	R1BQC	- / -5	2	✓ Closing fragment
08-23 19:16	40m	+1 / -	JK1ERA	- / -9	2	✓ Closing fragment
08-23 19:15	60m	- / +9	DK7ZT	-14 / -	3	Partial capture
08-23 19:13	40m	+2 / -	R3TAF	- / -5	2	✓ Closing fragment
08-23 19:10	40m	+6 / -	PH0RON	- / -	2	✓ Closing fragment
08-23 19:05	40m	-4 / -	EA7JMI	- / -	2	✓ Closing fragment
08-23 18:49	40m	-1 / -6	DB8AH	-8 / -8	4	✓ Full exchange observed
08-23 18:46	40m	+4 / -	R3DBX	-22 / -6	3	✓ Closing observed
08-23 18:46	40m	0 / -	SP6PCB	-2 / -11	5	✓ Closing observed
08-23 18:43	40m	+2 / -4	PD0JHM	-8 / -10	4	✓ Full exchange observed
08-23 18:41	40m	+2 / +1	R6YBU	-7 / +1	5	✓ Full exchange observed
08-23 18:37	40m	+2 / -	R4PHH	-15 / -2	3	✓ Closing observed
08-23 18:36	40m	+2 / +1	DH5WB	-1 / -5	5	✓ Full exchange observed
08-23 18:34	40m	+2 / -9	F1PBZ	-12 / -7	3	✓ Full exchange observed
08-22 18:08	40m	+6 / -7	HA3HZ	+1 / -8	5	✓ Full exchange observed
08-22 18:06	40m	- / -2	F1PBZ	-4 / -	3	Partial capture
08-22 18:06	40m	+4 / +6	HA7NB	-8 / -8	4	✓ Full exchange observed
08-22 18:04	40m	- / -	SP5DFK	-16 / -	3	Partial capture
08-22 18:02	40m	+4 / -	R2ANL	-6 / +1	5	✓ Full exchange observed
08-22 17:56	40m	+2 / -	ZL1RPC/P	- / -19	3	✓ Closing fragment
08-22 17:54	40m	0 / -	UB4FJC	- / -3	3	✓ Closing fragment
08-22 17:51	40m	+4 / -	UB3AVN	-12 / -8	3	✓ Closing observed
08-22 17:50	40m	+4 / -3	UB3BDB	-11 / -2	3	✓ Full exchange observed
08-22 17:48	40m	+6 / -	BI3UPU	- / -5	2	✓ Closing fragment
08-21 18:20	40m	+2 / -13	R2GBR	-6 / -8	4	✓ Full exchange observed
08-21 18:19	40m	+1 / -	RA4CEH	-16 / -	2	✓ Closing observed
08-21 17:58	40m	+3 / -17	EB1ESK	-19 / -16	5	✓ Full exchange observed
08-21 17:56	40m	+2 / -	R1QAV	- / -8	2	✓ Closing fragment
08-21 17:53	40m	-1 / -9	YT2VVV	-8 / -10	7	✓ Full exchange observed
08-21 17:48	40m	- / -7	RA6OD	+4 / -	3	✓ Closing fragment
08-21 17:48	40m	-4 / -14	RK3AW	-13 / -14	3	Partial capture
08-21 17:46	40m	-4 / -	DL6BAD	-14 / -19	3	✓ Closing observed
08-21 07:58	20m	- / -9	PD4RJ	-15 / -	3	✓ Closing fragment
08-21 07:50	20m	-11 / -	RQ9O	- / -6	2	✓ Closing fragment
08-21 07:50	20m	-12 / -7	DL3HBF	+5 / -11	10	✓ Full exchange observed
08-21 07:48	20m	- / 0	OK2CNI	+21 / -	3	✓ Closing fragment
08-12 19:19	80m	+1 / +1	RA3SO	-15 / -4	5	✓ Full exchange observed
08-12 19:16	80m	+2 / -	HF650LLL	- / -11	3	Partial capture
08-12 19:14	80m	-14 / -	R8CKD	-18 / -11	4	✓ Full exchange observed
08-12 19:12	80m	-8 / -14	LX1NO	+11 / -13	6	✓ Full exchange observed
08-12 19:12	80m	-2 / -	UA3PTY	- / -10	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
195045  +7 2316  CQ R5ZQ KO81 (x3)
195215  +7 2316  DK0ACI R5ZQ R-06 (x2)
195315  +6 2316  CQ R5ZQ KO81 (x3)
195445  +3 2316  CN8NS R5ZQ KO81 (x3)
195615  +4 2315  CQ R5ZQ KO81 (x2)
195715  +6 2316  R0ADN R5ZQ R-11 (x2)

60m

UTC    dB Audio  Message
191530 -13 1901  R5ZQ DK7ZT +09 (x3)

20m

UTC    dB Audio  Message
075000  +5  521  R5ZQ DL3HBF JO53
075015  -7 1866  RQ9O R5ZQ -06
075030  -2  521  R5ZQ DL3HBF JO53
075045 -15 1866  RQ9O R5ZQ RR73
075100  +2  521  R5ZQ DL3HBF JO53
075115 -11 1866  DL3HBF R5ZQ -11
075130  +2  521  R5ZQ DL3HBF R-07
075145 -13 1866  DL3HBF R5ZQ RR73
075200  +3  521  R5ZQ DL3HBF 73 (x4)
075800 -19 1423  R5ZQ PD4RJ JO33 (x3)

80m

UTC    dB Audio  Message
191515 -16 1747  R5ZQ R8CKD 73
191645  +0 1568  HF650LLL R5ZQ KO81 (x3)
191845  -9 1568  CQ R5ZQ KO81                          a1 (x2)
191930 -14 1806  R5ZQ RA3SO KO93
191945  -3 1568  RA3SO R5ZQ -04
192000 -14 1806  R5ZQ RA3SO R+01
192015  +5 1568  RA3SO R5ZQ RR73
192030 -17 1806  R5ZQ RA3SO 73
192045  -5 1568  CQ R5ZQ KO81 (x4)

10m

UTC    dB Audio  Message
074045 -19 1473  BH4XBU R5ZQ R-13
074215 -23 1473  UA9FKM R5ZQ -08 (x2)

Decoder S/N history by band

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