SP5JET — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: KO02

Receiver-side FT8 activity involving SP5JET, decoded by SO8OO in southeastern Poland. 575 related FT8 messages, 90 CQ messages, observed on 80m, 40m, 20m, 10m, across 40 UTC dates. Heard between 2026-06-15 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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

575

Related messages

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

80m 20m 40m 10m

First seen: 2026-06-15
Last seen: 2026-08-23 17:30 UTC

Frequent QSO partners observed at SO8OO

Stations SP5JET worked most often, as logged from our receiver:

SP7VCL · Poland ×3 SQ9MEZ · Poland ×3 YT5DL · Serbia ×2 HA7TM · Hungary ×2 SP9UPH · Poland ×2 OZ5AGJ · Denmark ×2 SQ9AWN · Poland ×2 SP3JHZ · Poland DA1ST · Fed. Rep. of Germany IU5TPM · Italy OE8DDX · Austria SQ8V · Poland

Activity Heatmap

Locator transmitted by SP5JET

Approximate centre of KO02, decoded 2026-08-23 19:26 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	SP5JET S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 19:29	80m	-6 / -	DK7ZT	+4 / +8	5	✓ Closing observed
08-23 19:27	80m	-3 / -	SP5DFK	- / +5	3	✓ Closing fragment
08-23 19:22	80m	0 / -2	<...>	-3 / -	3	Partial capture
08-20 06:41	40m	- / -9	PE0V	-12 / -	3	✓ Closing fragment
08-20 06:38	40m	- / -13	YO6LM	+5 / -	4	✓ Closing fragment
08-20 06:37	40m	- / +2	DL6UM	-3 / -	4	✓ Closing fragment
08-18 18:43	80m	+8 / -12	SQ3WL	+2 / -14	6	Partial capture
08-15 20:51	80m	- / -13	DL6KA	-4 / -	4	Partial capture
08-15 20:51	80m	- / -18	DO9BAU	+4 / -	14	Partial capture
08-12 21:19	80m	+12 / -10	SP7VCL	+20 / -3	4	✓ Full exchange observed
08-11 20:29	80m	+2 / -4	SP9UPH	+24 / +2	5	✓ Full exchange observed
08-11 20:25	80m	+9 / -13	SP7VCL	+14 / 0	4	✓ Full exchange observed
08-11 20:21	80m	+7 / -	SP7VCL	- / -	3	Partial capture
08-09 20:18	80m	+12 / -	SP5MIG/6	- / -12	2	Partial capture
08-09 20:13	80m	+4 / -16	DL3MIB	+4 / -10	7	✓ Full exchange observed
08-09 20:11	80m	+2 / -1	SP7VCL	+14 / 0	6	✓ Full exchange observed
08-07 05:21	20m	- / -16	S52D	-7 / -	3	✓ Closing fragment
08-06 19:18	40m	- / -4	RL2F	-21 / -	2	✓ Closing fragment
08-06 19:06	80m	-7 / -5	SQ5NO	-14 / -	3	✓ Closing observed
08-05 20:16	20m	- / -	M0CKX	-14 / -	2	Partial capture
08-05 19:43	80m	-3 / -	SP9TEX	- / -	3	Partial capture
08-05 19:41	80m	-4 / -	SP6WJT	- / -	2	Partial capture
08-05 19:38	80m	-4 / -	<...>	- / -	2	Partial capture
08-05 19:35	80m	-9 / -	SP9TEX	- / -	3	Partial capture
08-05 19:29	80m	-4 / +1	SP9OJ	+3 / -8	6	✓ Full exchange observed
08-05 19:27	80m	+9 / -	SQ9AWN	-2 / -16	5	✓ Full exchange observed
08-02 18:45	20m	- / -9	MW7RHR	-10 / -	3	✓ Closing fragment
07-28 10:52	20m	- / +2	IU5TPM	-21 / -	3	✓ Closing fragment
07-28 10:51	20m	- / -	F1PSX	-10 / -	2	Partial capture
07-28 07:51	20m	- / -5	R5AV	-20 / -	2	✓ Closing fragment
07-27 20:45	40m	-12 / -6	ER1CW	-13 / +1	4	✓ Full exchange observed
07-27 20:25	80m	+15 / -	SV9MBH	-13 / -12	4	Partial capture
07-27 20:21	80m	+4 / +1	LY2HM	+7 / -	5	✓ Full exchange observed
07-26 19:00	80m	- / -	UR5AMJ	-2 / -	2	Partial capture
07-26 18:58	80m	-11 / -8	OZ7AKT	-10 / 0	5	✓ Full exchange observed
07-26 18:55	80m	+7 / -	SQ9MEZ	+13 / -1	4	✓ Closing observed
07-22 20:21	20m	- / -13	EA1IOK	-6 / -	3	✓ Closing fragment
07-22 19:47	80m	+1 / -10	DO1DMR	-14 / -8	5	✓ Full exchange observed
07-20 20:17	80m	+1 / -12	UX7QV	+14 / -	8	Partial capture
07-20 20:14	80m	-4 / -	RA4Y	+1 / 0	4	✓ Closing observed
07-20 20:13	80m	0 / -	9A4ZM	+6 / +10	4	✓ Closing observed
07-18 19:32	80m	0 / +6	SQ9AWN	+5 / +1	4	✓ Full exchange observed
07-18 19:29	80m	+2 / -	SQ9MEZ	+8 / -	3	✓ Closing observed
07-17 05:06	20m	- / -8	SV2AOB	-4 / -	3	✓ Closing fragment
07-16 19:43	40m	-22 / -	SP1183JO	- / -10	2	Partial capture
07-15 20:29	80m	+3 / -	ON3RV	0 / -	3	✓ Closing observed
07-13 20:36	80m	+6 / -	SQ9MEZ	-1 / +3	8	✓ Closing observed
07-12 19:38	80m	0 / -	SQ9MEZ	- / -	3	Partial capture
07-11 19:07	80m	- / -6	SP8RPA	+11 / -	3	Partial capture
07-11 18:32	80m	+4 / -13	SQ8V	+10 / -	5	✓ 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
192200  +1 1203  <...> SP5JET KO02
192215  -3 1203  SP5JET <...> -02
192230  -2 1203  <...> SP5JET R+15
192530  -2 1203  CQ SP5JET KO02 (x3)
192700  -7 1203  SP5DFK SP5JET +05 (x3)
192900  -3 1203  DK7ZT SP5JET R+11
192915 +11 1204  SP5JET UR5NPF KN49
192930  -6 1203  DK7ZT SP5JET R+11 (x2)
193045  +4 1203  SP5JET DK7ZT RR73
193100  -9 1203  DK7ZT SP5JET 73

40m

UTC    dB Audio  Message
143345 -15 1083  SP5JET SP1DL -19
191845 -20 1985  SP5JET RL2F -04 (x2)
171715 -14 2455  SP5JET DL7ACA JO40
063745  -7  711  SP5JET DL6UM JO60 (x2)
063815  +6 2164  SP5JET YO6LM KN25
063845  -3  710  SP5JET DL6UM R+02 (x2)
063915  +5 2164  SP5JET YO6LM KN25 (x3)
064115 -12  887  SP5JET PE0V JO21 (x3)

20m

UTC    dB Audio  Message
105215  -9 1017  SP5JET R4IK -12
105245 -20 1385  SP5JET IU5TPM JN53 (x3)
105700  -4 2226  SP5JET IS0/IK2YCW -05
183730 -11 2443  SP5JET MW7AHM IO81
183730  -1 2923  SP5JET F6BHK JN24
184530  -7  989  SP5JET MW7RHR -09 (x3)
201600 -18 1989  SP5JET M0CKX IO93 (x2)
052130  -8 1452  SP5JET S52D JN76 (x3)

10m

UTC    dB Audio  Message
191045  -2  943  SP5JET OZ1BIN +01 (x3)
201700 -21 1847  SP5JET DN9MJK +03 (x2)
193930 -13 1520  SP5JET M0VUE -09

Decoder S/N history by band

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