K4A — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Puerto Rico Locator transmitted in a decoded message: FK68

Receiver-side FT8 activity involving K4A, decoded by SO8OO in southeastern Poland. 1,463 related FT8 messages, 57 CQ messages, observed on 20m, across 2 UTC dates. Heard between 2026-08-22 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

1,463

Related messages

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

20m

First seen: 2026-08-22
Last seen: 2026-08-23 21:09 UTC

Frequent QSO partners observed at SO8OO

Stations K4A worked most often, as logged from our receiver:

F4VTR · France ×2 F4LNM · France IZ2OAR · Italy M6TVD · England F4AYI · France ON4JL · Belgium WA0DYJ · United States UT5ECZ · Ukraine OH3MB · Finland DL9IQ · Fed. Rep. of Germany CR7BRV · Portugal VK2ARH · Australia

Activity Heatmap

Locator transmitted by K4A

Approximate centre of FK68, decoded 2026-08-23 23:10 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	K4A S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 23:10	20m	-5 / -	TL8GD	- / -12	4	✓ Closing fragment
08-23 23:04	20m	0 / -	M9KER	- / -11	2	✓ Closing fragment
08-23 23:01	20m	- / -4	LU2NI	-19 / -	2	Partial capture
08-23 23:01	20m	0 / -	GI5RPG	- / -6	2	✓ Closing fragment
08-23 22:58	20m	-2 / -	EA7LIC	-7 / -14	2	Partial capture
08-23 22:57	20m	-2 / -	XU7O	- / -	2	Partial capture
08-23 22:52	20m	-5 / -	TJ1GD	- / -19	12	Partial capture
08-23 22:50	20m	+1 / -	XU7O	- / -	2	Partial capture
08-23 22:45	20m	-1 / -	4L7T	- / -17	3	Partial capture
08-23 21:14	20m	- / -3	WP4QEC	-14 / -	2	Partial capture
08-23 21:12	20m	-8 / -	CR7BRV	-4 / 0	3	✓ Closing observed
08-23 21:12	20m	- / -	EA5JLN	0 / -	5	Partial capture
08-23 21:09	20m	- / -	2E0BTX	-7 / -	11	Partial capture
08-23 21:09	20m	- / -	SV5BYP	+2 / -	5	Partial capture
08-23 20:50	20m	-12 / -	IS0KNO	-4 / -13	7	Partial capture
08-23 20:49	20m	-9 / -	N8AU	- / -6	2	Partial capture
08-23 20:40	20m	- / -	IS0LYN	0 / -	2	Partial capture
08-23 20:20	20m	- / -	S57ESG	+10 / -	5	Partial capture
08-23 20:16	20m	- / -15	GM4HCY	-11 / -	2	Partial capture
08-23 20:16	20m	- / -	HB9TIH	-4 / -	13	Partial capture
08-23 20:13	20m	- / -	ER1NM	-14 / -	3	Partial capture
08-23 20:11	20m	- / -	DL2JB	+9 / -	4	Partial capture
08-23 20:07	20m	- / -	HB9TIH	-6 / -	7	Partial capture
08-23 20:07	20m	- / -	SV5BYP	+3 / -	5	Partial capture
08-23 20:05	20m	- / -	PD1GOL	-5 / -	2	Partial capture
08-23 20:00	20m	-18 / -	WA4MJ	- / -8	3	Partial capture
08-23 19:53	20m	- / -18	F8WAJ	-2 / -	2	✓ Closing fragment
08-23 19:53	20m	- / -13	OE5FIL	+3 / -	13	Partial capture
08-23 19:44	20m	- / -	HB9TIH	-16 / -	3	Partial capture
08-23 19:36	20m	- / -	G6MTI	-2 / -	4	Partial capture
08-23 19:36	20m	- / -	F4BYA	-1 / -	4	Partial capture
08-23 19:36	20m	- / -22	UX5UO	-17 / -	3	✓ Closing fragment
08-23 19:35	20m	- / -	HB9TIH	-16 / -	5	Partial capture
08-23 19:24	20m	- / -	F4BYA	+7 / -	8	Partial capture
08-23 19:18	20m	- / -	CT1BFP	-1 / -	12	Partial capture
08-23 19:11	20m	- / -20	PD8L	-12 / -	2	✓ Closing fragment
08-23 19:09	20m	- / -9	M9LHX	-5 / -	9	✓ Closing fragment
08-23 19:07	20m	- / -14	M6TVD	+7 / -	3	✓ Closing fragment
08-23 19:05	20m	- / -	DM4GG	+7 / -	3	Partial capture
08-23 19:03	20m	- / -25	RA3ZH	-1 / -	3	✓ Closing fragment
08-23 18:50	20m	- / -	CT1BFP	+3 / -	10	Partial capture
08-23 18:49	20m	- / -	MW1CFA	0 / -	9	Partial capture
08-23 18:39	20m	- / -	F4BYA	+14 / -	2	Partial capture
08-23 18:21	20m	- / -	IU1JFI	+6 / -	2	Partial capture
08-23 17:51	20m	- / -	M9LHX	-8 / -	4	Partial capture
08-23 17:47	20m	- / -	M9LHX	-8 / -	2	Partial capture
08-23 17:43	20m	- / -	F4BYA	+20 / -	3	Partial capture
08-23 17:43	20m	- / -	CT1BFP	-3 / -	9	Partial capture
08-23 17:38	20m	- / -14	F4AWT	+1 / -	5	Partial capture
08-23 10:03	20m	- / -	R5BS	-2 / -	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
230330  +9 2134  K4A IQ4JO JN63
230345  +2  502  CQ K4A FK68
230415  +1  502  M9KER K4A R-11 (x2)
230515  +1  502  CQ K4A FK68 (x5)
230915  -1  503  PD0IFI K4A RR73
230945  -1  503  CQ K4A FK68
231045  -8  922  TL8GD K4A FK68 (x4)

Decoder S/N history by band

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