IU5FFM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Italy Locator transmitted in a decoded message: JN53

Receiver-side FT8 activity involving IU5FFM, decoded by SO8OO in southeastern Poland. 29 related FT8 messages, observed on 40m, 20m, across 3 UTC dates. Heard between 2026-06-11 and 2026-08-20.

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

-6 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-06-11
Last seen: 2026-08-20 06:40 UTC

Frequent QSO partners observed at SO8OO

Stations IU5FFM worked most often, as logged from our receiver:

DL1FAM · Fed. Rep. of Germany 9A4ZM · Croatia E70A · Bosnia-Herzegovina XE1SWW · Mexico OA4ENG · Peru HB9XBY · Switzerland RD3FY · European Russia YU7XL · Serbia OK2CAT · Czech Republic OZ1ESA · Denmark TI5RR · Costa Rica RN2F · Kaliningrad

Locator transmitted by IU5FFM

Approximate centre of JN53, decoded 2026-08-20 08:37 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	IU5FFM S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-20 08:40	20m	+6 / -	YU7XL	- / -5	2	✓ Closing fragment
08-20 08:37	20m	+4 / +2	DL1FAM	+12 / +6	8	✓ Full exchange observed
08-20 08:37	20m	-1 / -	OK2CAT	- / +3	3	✓ Closing fragment
08-20 08:35	20m	- / -	RX3VF	-2 / -	2	Partial capture
08-20 08:34	20m	+2 / -	RD3FY	-21 / -2	3	✓ Closing observed
08-20 08:32	20m	+3 / -	OZ1ESA	- / +2	4	✓ Closing fragment
08-20 08:28	20m	-10 / -	RN2F	- / 0	4	✓ Closing fragment
08-20 08:13	20m	- / -	DL3MIB	-2 / -	6	Partial capture
08-20 08:11	20m	-6 / -7	HB9XBY	-17 / +3	4	✓ Full exchange observed
08-11 07:03	20m	-17 / -	TI5RR	- / -8	3	✓ Closing fragment
08-11 06:41	40m	- / -3	9A4ZM	-21 / -	2	✓ Closing fragment
08-11 06:37	40m	-18 / -	XE1SWW	- / -24	3	✓ Closing fragment
08-11 06:31	40m	- / -	9A4ZM	-14 / -	3	Partial capture
08-11 06:29	40m	-20 / -	OA4ENG	- / -	2	✓ Closing fragment
06-11 07:03	40m	- / -	UT4PA	-7 / -	3	Partial capture
06-11 07:02	40m	- / -	SP6AXW	-13 / -	2	Partial capture
06-11 07:00	40m	-20 / -	E70A	-10 / -	2	✓ Closing observed

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
083545  -3 1820  IU5FFM RX3VF LO06 (x2)
083715  -2 1820  OK2CAT IU5FFM JN53
083730  +6 2322  IU5FFM DL1FAM JN49
083745  +1 1820  OK2CAT IU5FFM R+03 (x2)
083830 +14 2322  IU5FFM DL1FAM JN49 (x3)
083945  +4 1820  DL1FAM IU5FFM +06
084000  +6 2322  IU5FFM DL1FAM R+02
084015  +3 1820  DL1FAM IU5FFM RR73
084030 +10 2322  IU5FFM DL1FAM 73
084045  +4 1820  YU7XL IU5FFM R-05 (x2)

40m

UTC    dB Audio  Message
070245 -16 2031  IU5FFM SP6AXW JO80
070345  -9 1769  IU5FFM UT4PA KO20 (x3)
062945 -21 1841  OA4ENG IU5FFM JN53 (x2)
063100 -15 1837  IU5FFM 9A4ZM JN86 (x3)
063700 -18 2058  XE1SWW IU5FFM JN53 (x3)
064045 -18 2058  IU5FFM UT4PA KO20
064115 -21 2054  IU5FFM 9A4ZM R-03 (x2)

Decoder S/N history by band

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