R2ZDO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KN99

Receiver-side FT8 activity involving R2ZDO, decoded by SO8OO in southeastern Poland. 3,832 related FT8 messages, 2,746 CQ messages, observed on 80m, 40m, 20m, across 66 UTC dates. Heard between 2026-05-25 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

3,832

Related messages

2,746

CQ messages

UTC dates heard

-10 dB

Mean decoder S/N

Bands

80m 20m 40m

First seen: 2026-05-25
Last seen: 2026-08-23 15:45 UTC

Frequent QSO partners observed at SO8OO

Stations R2ZDO worked most often, as logged from our receiver:

R4CCE · European Russia ×5 RN6AK · European Russia ×3 DG5PW · Fed. Rep. of Germany ×3 F5GPE · France ×2 R2SN · European Russia ×2 RA6FSV · European Russia ×2 IQ0VT · Italy ×2 UA3WG · European Russia ×2 TA1EDG · European Turkey ×2 RA3ZOM · European Russia ×2 R2APC · European Russia ×2 R3DMX · European Russia ×2

Activity Heatmap

Locator transmitted by R2ZDO

Approximate centre of KN99, decoded 2026-08-23 17:45 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	R2ZDO S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 17:32	20m	+2 / -	M9VVE	+10 / -8	5	Partial capture
08-23 11:10	20m	- / -15	DL3RN	+3 / -	5	Partial capture
08-22 18:08	20m	- / -	CT1BFP	-7 / -	9	Partial capture
08-22 17:06	20m	-16 / -	PA1EC	-10 / -3	3	✓ Closing observed
08-22 16:26	20m	- / -5	DC8TM	+5 / -	2	Partial capture
08-22 16:15	20m	- / -	UC7T	-3 / -	2	Partial capture
08-22 15:48	20m	- / -	DG5PW	-1 / -	5	Partial capture
08-22 15:35	20m	-18 / -21	DG5PW	+2 / -11	4	Partial capture
08-22 15:03	20m	-12 / -15	DG5PW	-1 / -15	10	Partial capture
08-22 12:25	20m	-14 / -	UB4FJC	- / +2	2	✓ Closing fragment
08-22 09:37	20m	-19 / -4	RA6DT	-15 / -	5	✓ Full exchange observed
08-22 09:19	20m	-14 / -14	F4HIK	+12 / +9	5	Partial capture
08-21 18:07	20m	- / -	CT1BFP	-13 / -	5	Partial capture
08-21 18:03	20m	- / -	CT1BFP	-13 / -	2	Partial capture
08-21 17:08	20m	- / -	CT1BFP	-12 / -	2	Partial capture
08-21 17:04	20m	- / -	CT1BFP	-9 / -	3	Partial capture
08-21 10:42	20m	- / -19	R3BEE	-15 / -	2	Partial capture
08-20 17:37	20m	- / 0	R6YG	+16 / -	2	Partial capture
08-20 17:29	20m	- / -12	ON8MA	-8 / -	2	Partial capture
08-20 15:57	20m	- / -15	EA1HDN	-9 / -	2	Partial capture
08-20 14:34	20m	- / -	M8FQT	-1 / -	2	✓ Closing fragment
08-20 12:41	20m	-6 / -12	M7TUP	-12 / +4	5	✓ Full exchange observed
08-20 11:16	20m	- / -19	IK4LZH	+10 / -	4	Partial capture
08-20 09:54	20m	- / -	G7RCQ	+2 / -	2	Partial capture
08-19 11:18	20m	- / -16	PD7EB	-4 / -	3	✓ Closing fragment
08-19 09:39	20m	- / -21	DG5PW	-13 / -	5	Partial capture
08-18 14:40	20m	- / -12	R4CCE	-14 / -	3	✓ Closing fragment
08-17 17:20	20m	-10 / -	UB8CSU	- / +6	3	✓ Closing fragment
08-17 13:00	20m	- / -12	PD2WL	-11 / -	2	Partial capture
08-17 09:52	20m	-10 / -	UB9USV	- / -1	2	✓ Closing fragment
08-17 09:38	20m	-14 / -	CT1END/P	- / -1	2	Partial capture
08-17 09:34	20m	- / -	RK3SAI	-14 / -	2	✓ Closing fragment
08-17 09:28	20m	- / -20	F5MJN	+2 / -	2	Partial capture
08-17 09:18	20m	-9 / -	DL9ATW	- / -2	2	✓ Closing fragment
08-17 09:08	20m	-12 / -13	MM0KQC	-17 / +8	4	✓ Full exchange observed
08-16 17:09	20m	- / -	DB1EF	-11 / -	4	Partial capture
08-16 16:13	20m	- / -13	PD4DX	-14 / -	2	✓ Closing fragment
08-16 11:21	20m	- / -10	EW2AAA	-7 / -	3	✓ Closing fragment
08-16 08:20	20m	- / -12	DL9MY	-6 / -	3	✓ Closing fragment
08-16 07:17	20m	- / -18	DL2JB	-10 / -	11	✓ Closing fragment
08-15 16:57	20m	- / -	EA3GXK	-16 / -	2	Partial capture
08-15 15:55	20m	- / -	M7TUP	-11 / -	2	Partial capture
08-14 14:18	20m	- / -	DL3YAR	-15 / -	2	Partial capture
08-14 14:09	20m	- / -	DG5PW	-17 / -	3	Partial capture
08-14 10:09	20m	-15 / -	DL9MY	-9 / -4	2	Partial capture
08-13 18:07	20m	- / -	DB1EF	-12 / -	2	Partial capture
08-12 17:24	20m	- / -	EA3GXK	-16 / -	4	Partial capture
08-12 17:20	20m	- / -	EA3GXK	-18 / -	2	Partial capture
08-12 17:11	20m	- / -	EA3GXK	-11 / -	2	Partial capture
08-12 14:26	20m	- / -	DG5PW	-12 / -	3	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
173645  +2 1153  CQ R2ZDO KN99 (x15)

40m

UTC    dB Audio  Message
173030 -16  829  R2ZDO R6DNC 73
173300 -10  616  R2ZDO UA3WG 73
173900  +0  616  R2ZDO R7KCK RK22 (x3)
174945 -12  616  R2GFD R2ZDO +20
175615 -12  617  CQ R2ZDO KN99 (x9)

80m

UTC    dB Audio  Message
163530  -4 1314  R2ZDO DL0HAM JO62 (x2)

Decoder S/N history by band

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