OK1CO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Czech Republic Locator transmitted in a decoded message: JO80

Receiver-side FT8 activity involving OK1CO, decoded by SO8OO in southeastern Poland. 922 related FT8 messages, 393 CQ messages, observed on 80m, 60m, 40m, 20m, across 11 UTC dates. Heard between 2026-04-26 and 2026-06-04.

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

922

Related messages

393

CQ messages

UTC dates heard

-2 dB

Mean decoder S/N

Bands

80m 20m 40m 60m

First seen: 2026-04-26
Last seen: 2026-06-04 18:50 UTC

Frequent QSO partners observed at SO8OO

Stations OK1CO worked most often, as logged from our receiver:

ON8SGA · Belgium ×2 IU4TRM · Italy ×2 OE1SSA · Austria IW8XLD · Italy DG3KCW · Fed. Rep. of Germany LA2GCA · Norway G3RLX · England DJ3AA · Fed. Rep. of Germany G1MPC · England DK2CC · Fed. Rep. of Germany SP5EXA · Poland DG9VH · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by OK1CO

Approximate centre of JO80, decoded 2026-06-04 20:48 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	OK1CO S/N	Counterpart	Counterpart S/N	Msgs	Capture
06-04 20:49	80m	+6 / +7	IU4TRM	-10 / -11	4	✓ Full exchange observed
06-04 20:46	80m	+6 / -	DO4FOX	- / -8	3	✓ Closing fragment
06-04 20:45	80m	+7 / -3	EW8CN	+3 / +10	4	✓ Full exchange observed
06-04 20:44	80m	+6 / -5	DO8KHP	-10 / -15	5	✓ Full exchange observed
06-04 20:42	80m	+3 / -8	R4PF	-14 / -4	5	✓ Full exchange observed
06-04 20:39	80m	+6 / -	G1MPC	- / -12	2	✓ Closing fragment
06-04 20:39	80m	+4 / -5	R1BFJ	0 / -	3	✓ Closing observed
06-04 20:37	80m	+4 / -6	IQ4LH	+4 / +3	5	✓ Full exchange observed
06-04 20:32	80m	+2 / -	R4FDD	-18 / -20	9	Partial capture
06-04 20:25	60m	0 / -	IS0EQP	- / -18	2	Partial capture
06-04 20:23	60m	+2 / +8	OE1SSA	-1 / +6	5	✓ Full exchange observed
06-04 20:21	60m	0 / +8	SP9RM	-6 / -	5	✓ Full exchange observed
06-04 20:19	60m	-2 / -5	ON8SGA	-8 / +6	5	✓ Full exchange observed
06-04 20:17	60m	-2 / -5	G3RLX	-6 / -2	3	✓ Full exchange observed
06-04 20:16	60m	-3 / -2	G4DBW	+3 / -	5	✓ Full exchange observed
06-04 20:12	60m	0 / -	HB9EKJ	- / -4	2	✓ Closing fragment
06-04 20:08	60m	-1 / -	HB9DDS	- / -2	3	Partial capture
06-04 20:06	60m	0 / +6	DD0AM	-8 / 0	4	✓ Full exchange observed
06-04 20:05	60m	-2 / -10	AO100AG	-12 / +4	2	Partial capture
06-04 20:03	60m	-1 / +7	DL9DBZ	-5 / +4	6	✓ Full exchange observed
06-04 19:57	60m	-3 / -1	OM5KM	-6 / +8	5	✓ Full exchange observed
06-04 19:57	60m	-4 / -	SP9TEX	-1 / -	7	✓ Full exchange observed
06-04 19:54	60m	-2 / -	DG9VH	- / -21	2	✓ Closing fragment
06-04 19:54	60m	+8 / -	AO100AG	-12 / -	3	✓ Closing observed
06-04 19:53	60m	-2 / 0	SP5EXA	+9 / -	5	✓ Full exchange observed
06-04 19:50	60m	-3 / -	SP5SZE	- / -18	4	✓ Closing fragment
06-01 20:22	60m	- / -	DL5SD	-2 / -	2	Partial capture
06-01 20:19	60m	-2 / -	F5NKZ	- / -2	2	✓ Closing fragment
06-01 20:16	60m	-6 / -6	F4LYX	-14 / -5	3	✓ Full exchange observed
06-01 20:12	60m	-4 / -	OK1AR	0 / -	5	✓ Full exchange observed
06-01 20:10	60m	0 / -3	DK2CC	-10 / 0	4	✓ Full exchange observed
06-01 20:08	60m	-4 / +1	PA3ARI	-7 / +1	5	✓ Full exchange observed
06-01 20:05	60m	-2 / -	G8CVS	- / +4	2	✓ Closing fragment
06-01 20:04	60m	-2 / -	DK3RW	- / +2	2	✓ Closing fragment
06-01 20:02	60m	+2 / -	OM7FX	- / -18	3	✓ Closing fragment
06-01 20:00	60m	+1 / +3	S58X	-2 / +3	4	✓ Full exchange observed
06-01 19:59	60m	-2 / -	DH6BH	-1 / -	2	✓ Closing observed
06-01 19:58	60m	0 / -	DJ6OI	- / -1	2	✓ Closing fragment
06-01 19:57	60m	-2 / -	G1KCA	- / -3	2	✓ Closing fragment
06-01 19:54	60m	-8 / -3	IK2VFR/P	-9 / -7	3	✓ Full exchange observed
06-01 19:52	60m	-7 / -11	EG1PLD	-20 / -8	4	✓ Full exchange observed
06-01 19:48	60m	-6 / +7	DG3KCW	-15 / -5	4	✓ Full exchange observed
06-01 19:47	60m	+1 / -	IQ4FE	-22 / -	2	✓ Closing observed
06-01 19:45	60m	-4 / -	EG5SUN	- / -12	2	Partial capture
06-01 19:44	60m	-4 / -12	SQ2EJF	-18 / -10	4	✓ Full exchange observed
06-01 19:41	60m	-5 / -	DD6UAT	- / -2	2	✓ Closing fragment
06-01 19:39	60m	-8 / -	IQ9BF	- / -7	2	✓ Closing fragment
06-01 19:37	60m	-8 / 0	DK7QJ	-16 / +6	5	✓ Full exchange observed
06-01 19:36	60m	-12 / +6	DL5SBY	-4 / -	5	✓ Full exchange observed
06-01 19:32	60m	-6 / +5	DJ3AA	+9 / -	4	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
204445  +5 1344  DO8KHP OK1CO RR73
204500  -8 1345  OK1CO DO8KHP 73
204545  +7 1128  EW8CN OK1CO +10
204600  +0 1046  OK1CO EW8CN R-03
204615  +7 1128  EW8CN OK1CO RR73
204630  +6 1046  OK1CO EW8CN 73
204645  +5 1128  DO4FOX OK1CO -08 (x3)
204815  +6 1128  CQ OK1CO JO80 (x2)
204915  +8 1128  IU4TRM OK1CO -11
204930  -8 2504  OK1CO IU4TRM R+07
204945  +5 1128  IU4TRM OK1CO RR73
205000 -12 2503  OK1CO IU4TRM 73

60m

UTC    dB Audio  Message
202100  -7 2154  OK1CO SP9RM JO90
202115  +1  931  SP9RM OK1CO +17
202130  -5 2155  OK1CO SP9RM R+08
202145  -1  932  SP9RM OK1CO RR73
202200  -6 2155  OK1CO SP9RM 73
202215  +1  931  CQ OK1CO JO80 (x2)
202300  +1 2240  OK1CO OE1SSA JN88
202315  +2  931  OE1SSA OK1CO +06
202330  -1 2240  OK1CO OE1SSA R+08
202345  +2  931  OE1SSA OK1CO RR73
202400  -2 2240  OK1CO OE1SSA 73
202415  +0  931  CQ OK1CO JO80
202515  +0  931  IS0EQP OK1CO -18 (x2)

Decoder S/N history by band

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