SQ5CZL — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JO92

Receiver-side FT8 activity involving SQ5CZL, decoded by SO8OO in southeastern Poland. 302 related FT8 messages, 115 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 28 UTC dates. Heard between 2026-06-03 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

302

Related messages

115

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

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

First seen: 2026-06-03
Last seen: 2026-08-23 05:55 UTC

Frequent QSO partners observed at SO8OO

Stations SQ5CZL worked most often, as logged from our receiver:

SQ5OMY · Poland ×7 SP5ROM · Poland ×5 DL9KM · Fed. Rep. of Germany ×3 DK1XAM · Fed. Rep. of Germany ×2 DK5OPA · Fed. Rep. of Germany F5SG · France SQ5N · Poland OK1DBE · Czech Republic LY7M · Lithuania DA1ST · Fed. Rep. of Germany DL6EL · Fed. Rep. of Germany DL8TT · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by SQ5CZL

Approximate centre of JO92, decoded 2026-08-23 07:53 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	SQ5CZL S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 07:48	40m	-8 / +9	SQ5OMY	-4 / -1	11	✓ Full exchange observed
08-20 09:15	40m	-4 / -5	S56LKP	-16 / -19	5	✓ Full exchange observed
08-20 09:12	40m	-5 / -	SQ9SZ	- / -10	3	✓ Closing fragment
08-20 09:09	40m	-6 / -13	SQ1QAT	-11 / -7	4	✓ Full exchange observed
08-20 09:05	40m	-3 / -	SQ5OMY	-6 / -7	7	✓ Full exchange observed
08-20 07:54	40m	-15 / -	SP5ROM	-21 / -11	4	✓ Closing observed
08-19 19:18	40m	-14 / -	SQ5OMY	-12 / 0	4	✓ Closing observed
08-18 19:06	160m	-6 / -11	DK7ZT	-14 / -12	5	✓ Full exchange observed
08-18 19:03	40m	-16 / -	UR5YPV	- / 0	2	✓ Closing fragment
08-18 19:00	40m	- / -14	SP6AMI	-15 / -	2	Partial capture
08-18 18:58	40m	-14 / -	SQ5OMY	- / -3	3	✓ Closing fragment
08-17 18:57	80m	-1 / -	DO1DMR	-18 / -8	4	✓ Closing observed
08-17 18:56	80m	0 / -10	DL8TT	-9 / 0	5	✓ Full exchange observed
08-17 18:51	60m	-6 / -	GB8VJ	- / -10	3	Partial capture
08-17 18:50	60m	-6 / -	DD6UAT	- / -2	2	✓ Closing fragment
08-17 18:49	60m	-4 / 0	DK1XAM	-4 / +4	5	✓ Full exchange observed
08-17 17:37	20m	- / -	DK5OPA	-11 / -	2	✓ Closing fragment
07-28 20:34	40m	-8 / +7	SQ5OMY	-10 / 0	5	✓ Full exchange observed
07-22 19:38	160m	-11 / -17	OM1AN	-11 / -	6	Partial capture
07-22 19:16	40m	-14 / +4	SQ5OMY	0 / -	4	✓ Closing observed
07-16 20:04	40m	-4 / -	SQ5OMY	-2 / +4	5	✓ Full exchange observed
07-14 18:45	40m	-15 / -4	YO9PH	-10 / -13	3	✓ Full exchange observed
07-14 18:44	40m	-10 / -	DL3JHK	-19 / -4	2	✓ Closing observed
07-14 18:41	40m	-11 / -	SP9MOA	- / -	2	Partial capture
07-14 18:38	40m	- / +6	DL6EL	-14 / -	2	✓ Closing fragment
07-14 18:33	40m	-13 / -	SP5ROM	- / -	4	Partial capture
07-13 18:49	40m	-8 / -14	SP5ROM	-14 / -14	4	✓ Full exchange observed
07-12 18:08	40m	-9 / -12	SP5ROM	-13 / -8	4	✓ Full exchange observed
07-10 20:22	160m	- / -19	R4DI	-1 / -	2	Partial capture
07-10 20:18	160m	-6 / -11	DJ3HW	-15 / -6	5	✓ Full exchange observed
07-10 20:10	40m	-11 / +6	OH5KNL	-12 / +5	4	✓ Full exchange observed
07-10 20:07	40m	-8 / -	SP5ROM	-9 / -2	4	✓ Closing observed
07-08 20:08	160m	-3 / -	OK1DBE	- / -25	2	✓ Closing fragment
07-08 20:07	160m	-6 / 0	LY7M	+12 / -	4	✓ Full exchange observed
07-08 20:04	160m	-4 / -	DL9KM	-14 / -4	4	✓ Closing observed
07-08 20:00	80m	+8 / -9	UA3VVA	0 / -	2	✓ Closing observed
07-08 19:57	80m	+10 / +7	SP5DFK	-8 / -19	5	✓ Full exchange observed
07-08 19:53	80m	+11 / -	DO1ID	0 / 0	5	✓ Closing observed
07-08 19:53	80m	+10 / -18	IW5DLY	+1 / -2	5	✓ Full exchange observed
07-08 19:51	80m	+4 / -3	SP3SXS	-1 / +2	5	✓ Full exchange observed
07-08 19:49	80m	- / -	DO1ID	-2 / -	2	Partial capture
07-08 19:48	80m	+11 / +4	DL9KM	-1 / -9	7	✓ Full exchange observed
07-08 19:46	80m	+12 / -6	UA4FKT	+10 / +1	5	✓ Full exchange observed
07-08 19:43	80m	+8 / -16	A71QQ	+7 / -2	5	Partial capture
07-08 19:38	160m	-2 / -10	R7CD	+8 / -1	5	✓ Full exchange observed
06-26 13:12	20m	- / -9	YO6LM	-9 / -	3	✓ Closing fragment
06-26 05:29	40m	-14 / -	RK4UZ	- / -24	2	✓ Closing fragment
06-26 05:25	40m	-15 / -	UT4PA	-14 / -3	7	✓ Closing observed
06-26 05:23	40m	-20 / -	SP5ROM	- / -14	3	✓ Closing fragment
06-24 19:15	40m	-12 / -6	SP5HWB	-4 / +8	6	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
091600 -15 2457  SQ5CZL S56LKP -05
091615  -5 1133  S56LKP SQ5CZL R-19
091630 -16 2456  SQ5CZL S56LKP RR73
091645  -6 1133  S56LKP SQ5CZL 73
074845 -11 1640  SQ5OMY SQ5CZL JO92 (x7)
075430  -6 1010  SQ5CZL SQ5OMY +09
075445  +0 1010  SQ5OMY SQ5CZL R-01
075500  -1 1010  SQ5CZL SQ5OMY RR73
075515  -3 1010  SQ5OMY SQ5CZL 73

160m

UTC    dB Audio  Message
193815 -11 1220  OM1AN SQ5CZL JO92 (x3)
194100 -14 2200  SQ5CZL OM1AN -17 (x3)
184115 -11 1491  CQ SQ5CZL JO92 (x3)
190600  -6 1397  DK7ZT SQ5CZL JO92
190615 -13 1127  SQ5CZL DK7ZT -11
190630  -4 1397  DK7ZT SQ5CZL R-12
190645 -15 1127  SQ5CZL DK7ZT RR73
190700  -7 1397  DK7ZT SQ5CZL 73
191245 -23 1390  CQ SQ5CZL JO92

80m

UTC    dB Audio  Message
200030  +0 1548  SQ5CZL UA3VVA R-09
200045  +8 1283  UA3VVA SQ5CZL RR73
185445  +5 1601  CQ SQ5CZL JO92 (x4)
185645 -10 1753  SQ5CZL DL8TT JO30
185700  -3 1636  DL8TT SQ5CZL +00
185715  -6 1753  SQ5CZL DL8TT R-10
185730  +2 1636  DL8TT SQ5CZL RR73
185745 -20 1636  SQ5CZL DO1DMR JO40
185745 -12 1753  SQ5CZL DL8TT 73
185800  +3 1636  DO1DMR SQ5CZL -08 (x2)
185845 -17 1636  SQ5CZL DO1DMR 73

60m

UTC    dB Audio  Message
201600 -10 1430  PC9K SQ5CZL R-05
201615  -9  517  SQ5CZL PC9K RR73
201630 -15 1430  PC9K SQ5CZL 73
184815  -3 1629  CQ SQ5CZL JO92 (x2)
184900  -6  725  SQ5CZL DK1XAM JO42
184915  -4 1628  DK1XAM SQ5CZL +04
184930  -4  725  SQ5CZL DK1XAM R+00
184945  -5 1629  DK1XAM SQ5CZL RR73
185000  -2  725  SQ5CZL DK1XAM 73
185015  -7 1628  DD6UAT SQ5CZL -02 (x2)
185145  -3 1629  GB8VJ SQ5CZL R-10 (x3)

20m

UTC    dB Audio  Message
131200  -6 2381  SQ5CZL YO6LM -09 (x3)
075045 -14  601  SQ5CZL GM4ZTO +08
173700 -10  562  SQ5CZL DK5OPA JO30 (x2)
184600  -9 1680  SQ5CZL M0IEP R-01

10m

UTC    dB Audio  Message
205500 -21 1639  SQ5CZL F6FHZ JN18 (x3)
082545 -13 1200  SQ5CZL RA5BQ R-07 (x2)
195815 -21 1523  SQ5CZL IQ9BF -13 (x3)
141230 -13  764  SQ5CZL UA3GJM -02
141600 -21 1612  SQ5CZL RW6HP 73
141730 -12  762  SQ5CZL UA3GJM -03
142545 -21 1618  SQ5CZL UR5LMB RR73
141100  +2 1259  SQ5CZL IZ4AIF 73
104215 -10 1191  SQ5CZL IU3VXN -12
104800 -21 1595  SQ5CZL IW9CTR -20

Decoder S/N history by band

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