SQ9CXC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JO90

Receiver-side FT8 activity involving SQ9CXC, decoded by SO8OO in southeastern Poland. 725 related FT8 messages, 248 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 31 UTC dates. Heard between 2026-05-28 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

725

Related messages

248

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-05-28
Last seen: 2026-08-16 09:42 UTC

Frequent QSO partners observed at SO8OO

Stations SQ9CXC worked most often, as logged from our receiver:

F1PBZ · France ×6 M0IEP · England ×4 IQ4JO · Italy ×3 EB1LA · Spain ×3 DD0AM · Fed. Rep. of Germany ×3 EA8CVR · Canary Islands ×2 SP7VCL · Poland ×2 F6FHZ · France ×2 HF5A · Poland ×2 RL2F · Kaliningrad ×2 TC0HZR · Asiatic Turkey ×2 SQ2PHC · Poland ×2

Activity Heatmap

Locator transmitted by SQ9CXC

Approximate centre of JO90, decoded 2026-08-11 18:43 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	SQ9CXC S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-16 11:41	20m	- / -17	PD3LKN	-12 / -	3	✓ Closing fragment
08-12 18:28	20m	- / -7	UT4QM	-10 / -	2	✓ Closing fragment
08-11 18:41	40m	-14 / -	<...>	- / -	6	Partial capture
08-11 18:37	40m	-14 / -	EA6ZS	- / -12	3	✓ Closing fragment
08-11 18:13	20m	- / -3	YO1BRANCUSI	+1 / -	2	Partial capture
08-11 18:05	20m	- / -13	UN7LAN	-12 / -	3	✓ Closing fragment
08-10 19:48	80m	+8 / +9	DB100FT	+2 / +2	2	Partial capture
08-10 19:46	80m	+8 / -3	F1PBZ	-1 / -4	5	✓ Full exchange observed
08-10 19:43	80m	+10 / -	JA2ODB	- / -	3	Partial capture
08-10 19:43	80m	- / -3	OH3OJ/1	0 / -	2	Partial capture
08-10 19:38	80m	+12 / -	SV9MBH	- / -22	2	✓ Closing fragment
08-10 19:36	80m	+7 / -3	HF5A	+8 / +8	5	✓ Full exchange observed
08-10 19:29	80m	+12 / -10	UR5NPF	+11 / +6	5	✓ Full exchange observed
08-10 19:27	80m	+12 / -	SP2IHI	- / +4	2	✓ Closing fragment
08-10 19:25	80m	+9 / 0	DL9MCS	-5 / -3	5	✓ Full exchange observed
08-10 19:23	80m	+14 / -9	RA6ZD	-9 / -18	4	✓ Full exchange observed
08-10 19:20	80m	+17 / -10	R2EA	-11 / -9	4	✓ Full exchange observed
08-10 19:20	80m	+12 / +8	SP1MGM	0 / +8	5	✓ Full exchange observed
08-10 19:12	40m	0 / -	UA3NFG	- / -15	2	✓ Closing fragment
08-01 12:49	20m	- / -14	PA3MVD	-16 / -	2	Partial capture
07-31 20:18	80m	+10 / -	SV9MBH	- / -14	2	Partial capture
07-31 20:17	80m	+10 / -6	DM8ET	-7 / -2	6	✓ Full exchange observed
07-31 20:11	40m	-13 / -	TJ1GD/P	- / -18	4	Partial capture
07-31 20:00	40m	-10 / -	VK6BAD	- / -23	4	✓ Closing fragment
07-29 19:10	20m	- / -14	5Z4VJ	-7 / -	3	✓ Closing fragment
07-29 12:47	20m	- / -	MW7RHR	-23 / -	2	Partial capture
07-29 12:46	20m	- / -10	PD1ADA	-15 / -	2	✓ Closing fragment
07-25 20:43	80m	+8 / -13	G4YKQ	-14 / -7	5	✓ Full exchange observed
07-25 20:41	80m	+10 / -9	EA2NA	-15 / -15	6	✓ Full exchange observed
07-25 20:39	80m	+4 / -6	EB1LA	-13 / -	3	✓ Closing observed
07-25 20:37	80m	+11 / -8	R6ODC	-17 / -13	7	✓ Full exchange observed
07-25 20:35	80m	+8 / -	OE5BUC	- / -	2	Partial capture
07-25 20:34	80m	+10 / -3	DK5WL	-12 / -4	5	✓ Full exchange observed
07-25 20:32	80m	+9 / -2	R5AV	-2 / -	4	✓ Full exchange observed
07-25 20:29	40m	-12 / -	E77ZS	- / -	3	Partial capture
07-25 20:21	40m	-15 / -	ES0MVM	- / -11	3	✓ Closing fragment
07-16 18:26	40m	- / +1	DL9KM	-3 / -	3	✓ Closing fragment
07-10 19:26	20m	- / -7	PA2KV	-4 / -	2	✓ Closing fragment
07-10 19:19	20m	- / +5	DL2FX	-17 / -	2	Partial capture
07-07 20:26	80m	+16 / +6	OK1DLA	+8 / +10	5	✓ Full exchange observed
07-07 20:25	80m	+13 / -7	UR4LG	0 / -	3	✓ Closing observed
07-07 20:21	80m	+14 / -3	DL1IP	+9 / -	5	✓ Full exchange observed
07-07 20:18	80m	+12 / +7	DO1DMR	-2 / 0	4	✓ Full exchange observed
07-07 20:17	80m	+14 / 0	OE2AGZ	-11 / -9	5	✓ Full exchange observed
07-07 20:12	40m	+1 / -	SV1QVZ	- / -	4	Partial capture
07-07 20:09	40m	-4 / -	SP9JMZ	-12 / -	3	✓ Closing observed
07-07 20:08	40m	-6 / -	DL1AG	-23 / -12	3	✓ Closing observed
07-07 20:06	40m	-4 / -	EA8CVR	- / -10	2	✓ Closing fragment
07-07 20:04	40m	+6 / -	R6ZAJ	- / -15	2	Partial capture
07-07 20:02	40m	+6 / -4	DL7FE	-11 / +10	5	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
191045  -6  473  SQ9CXC 5Z4VJ R-14 (x2)
124915 -15 1067  SQ9CXC PA3MVD R-14 (x2)
180515 -15 1783  SQ9CXC UN7LAN -13 (x3)
181300  +0  381  SQ9CXC YO1BRANCUSI -03 (x2)
182815 -10 2396  SQ9CXC UT4QM R-07 (x2)
171830 -20 2122  SQ9CXC EA8AT RR73
114100 -12  862  SQ9CXC PD3LKN JO22 (x3)

40m

UTC    dB Audio  Message
201345 -16 1715  JA2ORW SQ9CXC JO90
191000 -11 1592  <...> SQ9CXC JO90
191130  +0 2380  CQ SQ9CXC JO90
191200  -2 2380  UA3NFG SQ9CXC -15 (x2)
183745 -15 2423  EA6ZS SQ9CXC JO90 (x3)
184000 -14 2424  GB64MOD SQ9CXC JO90
184100 -15 2327  <...> SQ9CXC JO90 (x6)

80m

UTC    dB Audio  Message
194345  -1  365  SQ9CXC OH3OJ/1 -03
194415 +13 1378  JA2ODB SQ9CXC JO90 (x2)
194515 +10 1378  CQ SQ9CXC JO90 (x2)
194600  -3 2557  SQ9CXC F1PBZ -03
194615  +9 1378  F1PBZ SQ9CXC R-04
194630  +1 2557  SQ9CXC F1PBZ RR73
194645  +8 1379  F1PBZ SQ9CXC 73
194700  -1 2557  SQ9CXC F1PBZ R-06
194715  +9 1378  CQ SQ9CXC JO90 (x3)
194845  +8 1378  DB100FT SQ9CXC +02
194900  +2 1137  SQ9CXC DB100FT R+09

10m

UTC    dB Audio  Message
111915 -18 1780  SQ9CXC M6JAC IO81
143715 -21 1379  SQ9CXC EA3DYI R-12
163300 -15 1892  SQ9CXC F4FSY -05 (x3)
163600 -13 1946  SQ9CXC YO4NF -09
163930 -15 1167  SQ9CXC EA3CU JN11
114930  -9  801  SQ9CXC SV2CLJ +00

160m

UTC    dB Audio  Message
211030  -2 2441  CQ SQ9CXC JO84
211100  +0 2441  OO0O SQ9CXC JO84 (x7)
213130  -6 2292  CQ SQ9CXC JO84 (x3)
210145  +0 1940  SQ9CXC DK7ZT -11 (x3)
214315 -12 1164  CQ SQ9CXC JO84

Decoder S/N history by band

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