JJ5IZX — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JJ5IZX, decoded by SO8OO in southeastern Poland. 43 related FT8 messages, observed on 40m, 20m, across 13 UTC dates. Heard between 2026-06-08 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.

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Overview

Related messages

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

40m 20m

First seen: 2026-06-08
Last seen: 2026-08-23 15:01 UTC

Frequent QSO partners observed at SO8OO

Stations JJ5IZX worked most often, as logged from our receiver:

7Q5MLV · Malawi UR5EDX · Ukraine T77RN · San Marino DL8LE · Fed. Rep. of Germany ES2AJ · Estonia RA6FC · European Russia UR1CCT · Ukraine 7Z1IS · Saudi Arabia EA8UP · Canary Islands JY5IB · Jordan

Activity Heatmap

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	JJ5IZX S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 17:00	40m	- / -19	ES2AJ	-5 / -	2	✓ Closing fragment
08-23 14:08	20m	- / -14	RA6FC	-6 / -	2	✓ Closing fragment
08-22 21:21	20m	- / -18	EA8UP	+5 / -	3	✓ Closing fragment
08-22 21:06	40m	- / -18	UR1CCT	+22 / -	3	✓ Closing fragment
08-16 20:37	20m	- / -17	T77RN	+1 / -	3	Partial capture
08-11 21:46	20m	- / -18	DL8LE	+2 / -	3	✓ Closing fragment
08-02 20:35	40m	- / -10	UR5EDX	+5 / -	4	✓ Closing fragment
06-28 21:16	20m	- / -13	SM6KTO	-11 / -	3	Partial capture
06-20 14:23	20m	- / -11	7Q5MLV	-4 / -	2	✓ Closing fragment
06-14 12:26	20m	- / -	UA3GDJ	0 / -	2	Partial capture
06-08 22:30	20m	- / -5	DR800WE	+2 / -	2	Partial capture
06-08 22:14	20m	- / -13	JY5IB	+1 / -	2	✓ Closing fragment
06-08 22:08	20m	- / -10	MI7XHT	-18 / -	3	Partial capture
06-08 22:06	20m	- / -1	7Z1IS	-17 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
203530  +2 1431  JJ5IZX UR5EDX KN78 (x4)
200730 -12 2318  JJ5IZX SV9GPV -14
210600  +9 2884  JJ5IZX SP6JIU R-19
210630 +25  384  JJ5IZX UR1CCT KN69 (x3)
170030  -4 1597  JJ5IZX ES2AJ -19 (x2)

20m

UTC    dB Audio  Message
145945 -20 2401  JJ5IZX ER5DX -20
004230 -19 2316  JJ5IZX UN7LEW -14
184130 -10 2708  JJ5IZX GW8DX -11
214645  +3 2356  JJ5IZX DL8LE R-18 (x3)
203730  +1  342  JJ5IZX T77RN -17 (x3)
214730 -17 1964  JJ5IZX 4O4DB -15
212115  +5 1825  JJ5IZX EA8UP R-18 (x3)
140815  -3 1016  JJ5IZX RA6FC -14 (x2)

Decoder S/N history by band

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