KC1ZWW — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FN31

Receiver-side FT8 activity involving KC1ZWW, decoded by SO8OO in southeastern Poland. 76 related FT8 messages, observed on 20m, across 2 UTC dates. Heard between 2026-08-19 and 2026-08-20.

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

Related messages

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

20m

First seen: 2026-08-19
Last seen: 2026-08-20 20:26 UTC

Frequent QSO partners observed at SO8OO

Stations KC1ZWW worked most often, as logged from our receiver:

PA4RFS · Netherlands YO4NF · Romania F5UOU · France MW3FLI · Wales YV6BXN · Venezuela S56KO · Slovenia HB9TIH · Switzerland M9KTM · England

Activity Heatmap

Locator transmitted by KC1ZWW

Approximate centre of FN31, decoded 2026-08-20 22:44 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	KC1ZWW S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-20 22:25	20m	- / -13	YV6BXN	-12 / -	3	✓ Closing fragment
08-20 22:19	20m	- / -	UW5KW	+6 / -	2	Partial capture
08-20 21:24	20m	-15 / -	S56KO	- / 0	2	✓ Closing fragment
08-20 21:20	20m	- / -	4L7T	-7 / -	3	Partial capture
08-20 21:20	20m	- / -	PD4FL	-11 / -	3	Partial capture
08-20 21:12	20m	- / -14	HB9TIH	-7 / -	3	✓ Closing fragment
08-20 20:56	20m	- / -11	PA4RFS	-16 / -	2	✓ Closing fragment
08-20 20:29	20m	- / -	F5HND	+4 / -	2	Partial capture
08-20 20:22	20m	- / -14	M9KTM	-1 / -	7	✓ Closing fragment
08-20 20:00	20m	- / -	M0ITJ	-7 / -	2	Partial capture
08-20 20:00	20m	- / -	M9KTM	-6 / -	2	Partial capture
08-20 19:53	20m	- / -	PD0JOY	-16 / -	2	Partial capture
08-20 19:46	20m	- / -	EA3IDY	0 / -	10	Partial capture
08-20 19:40	20m	- / -	IU3VHR	+3 / -	8	Partial capture
08-20 19:17	20m	- / -	IU2LVV	-10 / -	5	Partial capture
08-20 19:15	20m	- / -10	CT2KCK	-9 / -	3	Partial capture
08-19 19:29	20m	- / -	M9KTM	-7 / -	2	Partial capture
08-19 19:28	20m	- / -	G4XWR	-11 / -	7	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
212030 -12 1633  KC1ZWW PD4FL JO33
212030  -8  382  KC1ZWW 4L7T LN21 (x3)
212230 -11 1634  KC1ZWW PD4FL JO33 (x2)
212400 -16 2236  S56KO KC1ZWW R+00 (x2)
221900  +5 2235  KC1ZWW UW5KW KO30 (x2)
222545 -13 1464  KC1ZWW YV6BXN -13 (x3)
223215 -17 2237  IS0KNG KC1ZWW FN31
224430 -20 2253  HK6NGR KC1ZWW FN31

Decoder S/N history by band

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