IU0STJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Italy Locator transmitted in a decoded message: JN61

Receiver-side FT8 activity involving IU0STJ, decoded by SO8OO in southeastern Poland. 26 related FT8 messages, observed on 40m, 20m, across 8 UTC dates. Heard between 2026-04-22 and 2026-07-21.

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

Related messages

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

40m 20m

First seen: 2026-04-22
Last seen: 2026-07-21 01:57 UTC

Frequent QSO partners observed at SO8OO

Stations IU0STJ worked most often, as logged from our receiver:

RW3QU · European Russia

Activity Heatmap

Locator transmitted by IU0STJ

Approximate centre of JN61, decoded 2026-08-03 07:13 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	IU0STJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-03 06:56	20m	-8 / -	KJ5PTH	- / -	2	Partial capture
08-03 06:33	20m	-11 / -	ZL3TX	- / -	3	Partial capture
07-30 08:17	20m	-8 / -	BW2OBJ/P	- / -	4	Partial capture
07-21 03:55	40m	- / -16	R2EA	-4 / -	4	Partial capture
07-13 03:11	40m	-10 / -	TJ1GD/P	- / -	3	Partial capture
07-13 02:38	40m	- / -2	RW3QU	-5 / -	3	✓ Closing fragment
06-17 15:13	20m	-16 / -	LX1JH	- / -	12	Partial capture
06-17 15:05	20m	-14 / -	LX1JH	- / -	4	Partial capture
06-17 15:01	20m	-12 / -	LX1JH	- / -	2	Partial capture
06-17 14:53	20m	-14 / -	LX1JH	- / -	8	Partial capture
06-17 14:50	20m	- / -1	LX1JH	-2 / -	2	Partial capture
06-15 17:27	20m	- / -	UR4QWW	+5 / -	3	Partial capture
06-10 10:36	20m	-4 / -	<...>	- / -4	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
152115 -17 1475  LX1JH IU0STJ JN61 (x3)
081700  -7  636  BW2OBJ/P IU0STJ JN61 (x4)
061200 -14  635  ZL3TX IU0STJ JN61 (x4)
065630  -8  635  KJ5PTH IU0STJ JN61 (x4)

40m

UTC    dB Audio  Message
023845  -2  601  IU0STJ RW3QU KO90 (x3)
031100 -11  600  TJ1GD/P IU0STJ JN61 (x3)
035545  -6 2571  IU0STJ R2EA -16 (x4)

Decoder S/N history by band

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