TA4SM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Asiatic Turkey Locator transmitted in a decoded message: KM56

Receiver-side FT8 activity involving TA4SM, decoded by SO8OO in southeastern Poland. 1,192 related FT8 messages, 416 CQ messages, observed on 40m, 20m, across 28 UTC dates. Heard between 2026-05-13 and 2026-08-09.

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

1,192

Related messages

416

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-05-13
Last seen: 2026-08-09 17:39 UTC

Frequent QSO partners observed at SO8OO

Stations TA4SM worked most often, as logged from our receiver:

PD3LKN · Netherlands ×3 F1PBZ · France ×2 UR5WCS · Ukraine ×2 TN8GD · Republic of the Congo ×2 RO6OT · European Russia ×2 PE1JAT · Netherlands ×2 OE5XBB · Austria ×2 PD0RDD · Netherlands ×2 BI4IWL · China ×2 RZ4FWA · European Russia ×2 G8OO · England JR4DHK · Japan

Activity Heatmap

Locator transmitted by TA4SM

Approximate centre of KM56, decoded 2026-08-09 19:54 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	TA4SM S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-09 19:36	20m	- / -19	PD2V	-22 / -	2	✓ Closing fragment
08-09 18:39	20m	- / -20	RC6OU	0 / -	3	✓ Closing fragment
08-09 18:29	20m	- / +2	RA3THN	-12 / -	3	✓ Closing fragment
08-09 18:20	20m	- / -6	LZ1SAD	-2 / -	4	✓ Closing fragment
08-09 18:13	20m	- / -	IW2KWX	-11 / -	3	Partial capture
08-08 20:34	20m	- / -	LU3DLY	-20 / -	2	✓ Closing fragment
08-07 20:50	20m	-14 / -	VE3NKS	- / -16	4	✓ Closing fragment
08-07 20:45	20m	-18 / -	LW2EDM	- / -	2	Partial capture
08-07 20:42	20m	-10 / -	IZ5YBN	- / -11	2	Partial capture
08-07 20:41	20m	-8 / -	VE3LWY	- / -15	2	Partial capture
08-07 20:39	20m	-12 / -	JH1ODD	- / -16	2	✓ Closing fragment
08-07 20:35	20m	-16 / -2	LA8QW	-2 / -	3	✓ Closing observed
08-07 20:32	20m	-8 / -	IK0QDM	- / -10	2	✓ Closing fragment
08-07 20:29	20m	-8 / -	M7IDD	- / -12	4	✓ Closing fragment
08-07 20:27	20m	-8 / -	I4HRH	-22 / 0	4	✓ Closing observed
08-07 20:26	20m	-9 / -	IZ0HAM	- / -13	3	✓ Closing fragment
08-07 20:24	20m	-8 / -	JF2HPA	- / -12	2	✓ Closing fragment
08-07 20:23	20m	-10 / -	OK2CNI	- / -8	2	✓ Closing fragment
08-07 20:22	20m	- / -23	M7BUY	-10 / -	2	Partial capture
08-07 20:20	20m	-12 / -	SP2TQW	- / -	2	✓ Closing fragment
08-07 20:15	20m	-14 / -8	PD0RDD	-12 / -12	3	✓ Full exchange observed
08-07 20:13	20m	-17 / -	UA0LQE	- / -12	2	✓ Closing fragment
08-07 20:08	20m	-14 / -	TA2ZLM	- / -15	2	Partial capture
08-07 20:07	20m	-15 / -	OY5T	- / -	3	Partial capture
08-07 20:02	20m	-10 / -	OY5T	- / -13	4	Partial capture
08-07 19:47	20m	-7 / -	OD5ZZ	- / -	3	Partial capture
08-07 19:44	20m	+1 / -	5Z4VJ	- / -	2	Partial capture
08-07 19:41	20m	-4 / -	OD5ZZ	- / -	3	Partial capture
08-07 19:37	20m	-15 / -	5Z4VJ	- / -	2	Partial capture
08-07 19:34	40m	- / -	OK1FED	-4 / -	6	Partial capture
08-07 19:34	40m	- / -13	UT6HN	-8 / -	2	Partial capture
08-07 19:16	40m	- / -10	SP9KM	-3 / -	2	✓ Closing fragment
08-07 19:15	40m	- / -10	DL1IP	-10 / -	2	✓ Closing fragment
08-07 18:57	40m	- / -14	DL9KM	-16 / -	2	Partial capture
08-07 18:55	40m	- / -	IZ2ACM	-8 / -	3	✓ Closing fragment
08-07 18:50	40m	- / -8	DF8RU	-1 / -	4	✓ Closing fragment
08-07 18:48	40m	- / -10	DB2GM	-16 / -	2	✓ Closing fragment
08-07 18:07	20m	- / -12	G5MJF	-22 / -	5	Partial capture
08-07 18:02	20m	-14 / -	YC1SNI	- / -12	3	✓ Closing fragment
08-07 18:01	20m	-12 / -	DL3LBK	- / -15	2	✓ Closing fragment
08-07 17:59	20m	-10 / -	F4CWQ	-9 / -12	2	Partial capture
08-07 17:51	20m	- / -16	F5NBQ	+12 / -	2	Partial capture
08-07 17:46	20m	-7 / -	PD0RDD	-17 / -12	4	Partial capture
08-07 17:44	20m	-15 / -	OK8RM	- / -16	2	✓ Closing fragment
08-07 17:42	20m	-10 / -16	PD0RDD	-12 / -9	4	✓ Full exchange observed
08-07 17:40	20m	-2 / -	Z21ML	- / -	3	Partial capture
08-07 17:38	20m	- / -	PD0PWH	-10 / -	3	Partial capture
08-07 17:36	20m	-4 / -	M7KSV	- / -	2	Partial capture
08-07 17:35	20m	-9 / -	YB7AAE	- / -	2	Partial capture
08-07 17:31	20m	-9 / -	OH0ERF	- / -5	4	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
182915 -13 2267  TA4SM RA3THN LO26 (x3)
183945  +1 1517  TA4SM RC6OU KN98 (x3)
190245 -23 1335  TA4SM SV7LYG RR73
190345 -10 1772  TA4SM EA8AT RR73
193630 -22 1919  TA4SM PD2V -19 (x2)
193845 -10 1420  CQ TA4SM KM56 (x3)
195345 -16 2190  YV5WL TA4SM KM56
195415 -15 1203  M6YBL TA4SM KM56

40m

UTC    dB Audio  Message
190430 -15 1240  TA4SM ON5RJ JO20
191530 -10 1719  TA4SM DL1IP R-10 (x2)
191600  -1 2406  TA4SM SP9KM -10 (x2)
191930 -15 1484  TA4SM RL3K R-10
193400  -5  642  TA4SM OK1FED JN88
193400  -9 1065  TA4SM UT6HN -13
193430  -4  642  TA4SM OK1FED JN88
193430  -8 1065  TA4SM UT6HN -13
193530  -3  642  TA4SM OK1FED JN88 (x4)
211100 -24 1660  SP7TF TA4SM R-10

Decoder S/N history by band

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