SQ4CTP — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: KO13

Receiver-side FT8 activity involving SQ4CTP, decoded by SO8OO in southeastern Poland. 408 related FT8 messages, 44 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 26 UTC dates. Heard between 2026-06-07 and 2026-08-16.

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

408

Related messages

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m 160m

First seen: 2026-06-07
Last seen: 2026-08-16 21:16 UTC

Frequent QSO partners observed at SO8OO

Stations SQ4CTP worked most often, as logged from our receiver:

HG8LXL · Hungary ×3 IQ4JO · Italy ×3 9A4ZM · Croatia ×3 PI4DX · Netherlands ×2 GJ0KYZ · Jersey ×2 F5RRS · France ×2 EA8UP · Canary Islands ×2 TA2EE · Asiatic Turkey ×2 DK5WL · Fed. Rep. of Germany ×2 F1PBZ · France ×2 DL9KM · Fed. Rep. of Germany ×2 YO3GNF · Romania ×2

Activity Heatmap

Locator transmitted by SQ4CTP

Approximate centre of KO13, decoded 2026-08-16 23:14 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	SQ4CTP S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-16 23:14	20m	- / -	DH2RL	-2 / -	4	✓ Closing fragment
08-16 23:12	20m	-10 / -	YL2KF	- / -	2	Partial capture
08-16 22:54	40m	-20 / -	S56KO	-22 / -13	4	✓ Closing observed
08-16 22:48	60m	-4 / -	TA2EE	- / -17	4	✓ Closing fragment
08-16 22:47	60m	0 / +10	SM0EJR	-12 / -5	5	✓ Full exchange observed
08-16 22:44	60m	-1 / -	F4BJN	- / -16	3	✓ Closing fragment
08-16 22:43	60m	-2 / -	GB8VJ	-13 / -7	3	✓ Closing observed
08-16 22:42	60m	-4 / -	VE1YX	- / -11	3	✓ Closing fragment
08-16 22:39	80m	-2 / -4	DL1AOB	-6 / -6	5	✓ Full exchange observed
08-16 22:37	160m	-16 / -19	PA3FR	-3 / -3	5	✓ Full exchange observed
08-04 16:26	60m	-1 / -8	SP9UPH	+6 / -7	5	✓ Full exchange observed
08-04 07:27	60m	0 / -15	OZ1KQJ	-17 / -6	4	✓ Full exchange observed
08-04 07:24	60m	-3 / +2	SP5EXA	+12 / -	3	✓ Closing observed
08-03 02:21	80m	-13 / -22	DL1UDO	+12 / -3	5	✓ Full exchange observed
08-03 02:19	80m	-11 / -14	ES2DR	-5 / -	3	✓ Closing observed
08-03 02:18	80m	-6 / -	9A2LM	+6 / -3	4	✓ Closing observed
08-03 02:16	80m	-4 / -11	SP9UPH	+16 / +1	5	✓ Full exchange observed
08-03 02:13	80m	-3 / -8	EW2ZC	+9 / +1	7	✓ Full exchange observed
08-03 02:07	80m	-6 / -	OK1CI	+12 / -3	7	✓ Full exchange observed
08-03 02:06	80m	-8 / -13	DO9BAU	+9 / -5	5	✓ Full exchange observed
08-03 02:03	80m	-6 / -	WA4CHJ	- / -	2	Partial capture
08-03 02:01	80m	-10 / -	<...>	- / -7	2	Partial capture
08-03 01:22	60m	-12 / -	K4YT	- / -	2	Partial capture
08-02 17:33	80m	+4 / -	SV8JE	- / -	2	Partial capture
08-02 17:24	10m	- / -10	9K2YM	-10 / -	2	✓ Closing fragment
08-02 13:51	10m	- / -8	EA8UP	-3 / -	2	✓ Closing fragment
08-01 19:13	60m	+2 / -	SP2OSA	- / -4	2	✓ Closing fragment
08-01 19:08	60m	0 / -5	HF5A	+6 / -5	5	✓ Full exchange observed
08-01 19:05	60m	-2 / -5	9A7BB	-2 / -5	5	✓ Full exchange observed
08-01 19:03	60m	0 / -9	ES6DO	+1 / +3	6	✓ Full exchange observed
07-26 23:22	80m	-3 / -	CX6VM	- / -	4	Partial capture
07-26 23:21	80m	-6 / -6	OH3JP	+10 / -	3	Partial capture
07-26 23:19	80m	-2 / -10	DL2VEL	0 / -4	4	✓ Full exchange observed
07-26 23:17	80m	+1 / -7	DL9KM	-6 / -	4	✓ Closing observed
07-26 23:15	80m	0 / -12	HB3YPJ	-11 / -9	6	✓ Full exchange observed
07-26 23:07	20m	- / -15	9A4ZM	-3 / -	3	✓ Closing fragment
07-26 23:05	20m	- / -9	EI9KF	-12 / -	2	✓ Closing fragment
07-21 14:17	10m	- / -14	SV2CLJ	-5 / -	2	✓ Closing fragment
07-20 15:46	40m	-22 / -	SQ8LE	- / -2	2	Partial capture
07-20 15:37	40m	- / +5	HF0S	-17 / -	3	✓ Closing fragment
07-20 06:14	40m	-8 / -	S55A	- / -15	2	✓ Closing fragment
07-20 06:13	40m	-10 / -	YO3GNF	- / -7	2	✓ Closing fragment
07-20 06:11	40m	-11 / -	YO8RSL	-18 / -	3	✓ Closing observed
07-20 06:10	40m	-9 / -	SP9MOC	-16 / -	2	✓ Closing observed
07-20 06:08	40m	-6 / -	GJ0KYZ	- / -16	2	✓ Closing fragment
07-20 05:59	40m	-14 / -	F6HUK	- / -	2	✓ Closing fragment
07-20 05:54	40m	-18 / -	SP8NFO	-17 / -	3	✓ Closing observed
07-20 05:49	40m	-21 / -	OM3ZAS	- / -	2	✓ Closing fragment
07-20 05:46	40m	-18 / -26	IZ2EWN	-24 / -	2	✓ Closing observed
07-20 05:44	40m	-19 / -	SQ9SET	- / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
230630 -13 2471  SQ4CTP EI9KF RR73
230700  -3 2410  SQ4CTP 9A4ZM JN86 (x3)
161045 -16  975  SQ4CTP CT3MD -20
230445  -8  998  N2BJ SQ4CTP KO13
230715  -8  997  CO8LY SQ4CTP KO13
231030 -17 1315  HC7AE SQ4CTP KO13
231230 -10  653  YL2KF SQ4CTP KO13 (x2)
231400  -6  653  CQ SQ4CTP KO13
231445  -2  653  SQ4CTP DH2RL R+14 (x4)

40m

UTC    dB Audio  Message
061415  -7 2611  S55A SQ4CTP -15 (x2)
153700 -13 1846  SQ4CTP HF0S +05 (x3)
153930 -21 1502  SQ4CTP <...> -09
154630 -21 2145  SQ8LE SQ4CTP KO13 (x2)
154845 -20 2145  IU4PQN SQ4CTP KO13
225430 -21 1384  S56KO SQ4CTP R-13
225445 -21 1676  SQ4CTP S56KO RRR (x2)
225530 -20 1383  DL3IAK SQ4CTP KO13
225600 -19 1383  S56KO SQ4CTP 73
225745 -17 1383  VJ6X SQ4CTP KO13

60m

UTC    dB Audio  Message
224330  -4 1985  GB8VJ SQ4CTP R-07
224345 -13  928  SQ4CTP GB8VJ RR73
224400  +1 1985  GB8VJ SQ4CTP 73
224430  -1 1985  F4BJN SQ4CTP -16 (x3)
224700  -1 1985  SM0EJR SQ4CTP KO13
224715 -11 1403  SQ4CTP SM0EJR +10
224730  +1 1985  SM0EJR SQ4CTP R-05
224745 -12 1403  SQ4CTP SM0EJR RRR
224800  +1 1984  SM0EJR SQ4CTP 73
224830  -3 1985  TA2EE SQ4CTP -17 (x4)

80m

UTC    dB Audio  Message
021830  -5 1999  9A2LM SQ4CTP 73
021845  +3 1290  SQ4CTP 9A2LM 73
021930 -10 1999  ES2DR SQ4CTP KO13
021945  -5 1709  SQ4CTP ES2DR -14
022030 -12 1998  ES2DR SQ4CTP 73
022100 -15 1999  DL1UDO SQ4CTP KO13
022115 +11 1500  SQ4CTP DL1UDO -22
022130  -7 1999  DL1UDO SQ4CTP R-03
022145 +14 1500  SQ4CTP DL1UDO RR73
022200 -16 1999  DL1UDO SQ4CTP 73
223930  -2 2305  DL1AOB SQ4CTP KO13
223945  -7  943  SQ4CTP DL1AOB -04
224000  -5 2304  DL1AOB SQ4CTP R-06
224015  -6  943  SQ4CTP DL1AOB RR73
224030  +0 2305  DL1AOB SQ4CTP 73

160m

UTC    dB Audio  Message
205130 -17 1737  DK3UA SQ4CTP 73
205230 -14 1736  HB9HFR SQ4CTP KO13 (x2)
205515 -16 1736  PI4DX SQ4CTP KO13
205530 +13 1065  SQ4CTP PI4DX -12
205545 -15 1736  PI4DX SQ4CTP R-01
205600 +12 1065  SQ4CTP PI4DX RR73
205615 -14 1736  PI4DX SQ4CTP 73
205715 -13 1736  CQ SQ4CTP KO13 (x2)
223700 -15 1911  PA3FR SQ4CTP KO13
223715  -3 1302  SQ4CTP PA3FR -19
223730 -17 1911  PA3FR SQ4CTP R-03
223745  -3 1302  SQ4CTP PA3FR RR73
223800 -16 1911  PA3FR SQ4CTP 73

10m

UTC    dB Audio  Message
162930 -12 1220  SQ4CTP IU7KEG -14
164645  -1 2557  SQ4CTP IQ4JO -16 (x2)
055100  -9 1107  SQ4CTP F4AHJ -04 (x2)
055330  +3 2691  SQ4CTP F1PBZ -06 (x3)
141730  -6  950  SQ4CTP SV2CLJ -14 (x2)
135115  -3 1781  SQ4CTP EA8UP -08 (x2)
172430 -12 1075  SQ4CTP 9K2YM -10 (x2)

Decoder S/N history by band

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