JE4NAN — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: PM64

Receiver-side FT8 activity involving JE4NAN, decoded by SO8OO in southeastern Poland. 126 related FT8 messages, observed on 80m, 40m, 20m, 10m, across 24 UTC dates. Heard between 2026-05-26 and 2026-08-21.

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

126

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

80m 40m 20m 10m

First seen: 2026-05-26
Last seen: 2026-08-21 18:25 UTC

Frequent QSO partners observed at SO8OO

Stations JE4NAN worked most often, as logged from our receiver:

YL3MM · Latvia ×2 UT6HN · Ukraine EU3AA · Belarus F4LEB · France SP6FME · Poland UA6BCB · European Russia OH5KNL · Finland 7X5CY · Algeria 5B4AMM · Cyprus TA2GG · Asiatic Turkey YO6KNZ · Romania 7Z1BQ · Saudi Arabia

Activity Heatmap

Locator transmitted by JE4NAN

Approximate centre of PM64, decoded 2026-07-25 16:54 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	JE4NAN S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 20:25	80m	- / -15	UT7UA	+6 / -	2	Partial capture
08-21 20:21	80m	-18 / -19	UA6BCB	+2 / -15	6	✓ Full exchange observed
08-21 20:21	80m	- / -15	UT7UA	+9 / -	3	Partial capture
08-21 20:20	80m	-20 / -16	OH5KNL	0 / -17	4	✓ Full exchange observed
08-21 09:06	10m	- / -15	II7MGXX	+8 / -	2	Partial capture
08-18 20:43	80m	- / -19	SP2HNF	+19 / -	6	✓ Closing fragment
08-18 20:42	80m	- / -21	LZ2INP	+8 / -	4	✓ Closing fragment
08-12 20:13	80m	- / -23	RX6DA	-3 / -	2	✓ Closing fragment
08-12 20:10	80m	-14 / -16	LZ1QV	+9 / -14	6	✓ Full exchange observed
08-12 20:07	80m	- / -20	EU3AA	+10 / -	2	✓ Closing fragment
08-12 20:04	80m	- / -15	LZ1GC	+8 / -	3	✓ Closing fragment
08-12 20:02	20m	- / -	CT1EHK	-19 / -	2	Partial capture
08-11 21:27	40m	- / -4	YO6KNZ	-20 / -	3	✓ Closing fragment
08-11 21:14	40m	- / -	DL6RS	-18 / -	3	Partial capture
08-10 19:59	80m	- / -	YL3MM	0 / -	2	✓ Closing fragment
08-09 21:41	40m	- / -16	R7DX	-15 / -	3	✓ Closing fragment
08-09 21:39	40m	- / -	PD1EN	-20 / -	2	Partial capture
08-09 21:33	40m	- / -8	IZ4EKI	-18 / -	2	Partial capture
08-09 06:12	20m	- / -9	SV2HTW	-9 / -	2	Partial capture
08-05 22:10	20m	- / +3	7X5CY	-3 / -	2	✓ Closing fragment
07-26 21:10	40m	- / -	EA3ENB	-21 / -	2	Partial capture
07-26 21:04	40m	- / -	SP6NIV	-13 / -	9	Partial capture
07-26 21:02	40m	- / -	SP4TKA	-3 / -	4	Partial capture
07-25 16:54	20m	-20 / -	CN2DX	0 / -	3	✓ Closing observed
07-15 19:29	40m	- / -12	R4FV	-14 / -	2	Partial capture
06-29 15:05	20m	- / -	UA3FO	-22 / -	4	Partial capture
06-27 20:10	40m	- / -14	IR0RCAG	-14 / -	5	Partial capture
06-27 20:02	40m	- / -26	EA7ALL	0 / -	3	✓ Closing fragment
06-23 20:56	20m	-17 / -	DL1R	- / -12	4	Partial capture
06-23 20:52	20m	-18 / -	A91LD	- / -	4	Partial capture
06-23 20:43	20m	-19 / -13	F4LEB	-10 / -17	6	✓ Full exchange observed
06-23 20:42	20m	-20 / -16	EC3A	-22 / -9	3	✓ Full exchange observed
06-17 21:36	20m	-10 / -14	EA1IOK	-4 / -13	6	✓ Full exchange observed
06-17 21:30	20m	-8 / -10	TJ1GD/P	-8 / -17	13	✓ Full exchange observed
06-06 22:35	20m	-6 / -	9X5KM	- / -	2	Partial capture
06-06 22:25	20m	-17 / -	9X5KM	- / -	5	Partial capture
06-06 22:13	20m	-11 / -	9X5KM	- / -	5	Partial capture
06-06 21:37	20m	-11 / -	9X5KM	- / -	4	Partial capture
06-04 15:41	20m	0 / -	OJ0Z	- / -14	2	Partial capture
06-04 15:37	20m	-17 / -	OJ0Z	- / -14	2	Partial capture
06-04 15:31	20m	-6 / -	OJ0Z	- / -	5	Partial capture
06-04 15:22	20m	-2 / -	OJ0Z	- / -	10	Partial capture
05-31 15:16	20m	-12 / -3	UB6OAJ	-2 / -14	4	✓ Full exchange observed
05-30 20:22	40m	- / -9	TA2GG	+2 / -	2	✓ Closing fragment
05-27 20:11	20m	- / -	F4NGR	-1 / -	4	Partial capture
05-27 20:03	20m	-11 / -	ZD8KX	- / -	2	Partial capture
05-27 07:20	10m	- / -3	R6FMF	-16 / -	2	✓ Closing fragment
05-26 20:55	20m	-16 / -	5B4AMM	- / -1	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
202015  -1 1974  JE4NAN OH5KNL -16
202030 -21 1941  OH5KNL JE4NAN R-17
202045  +1 1974  JE4NAN OH5KNL RR73
202115 +10 2779  JE4NAN UT7UA KO50 (x2)
202145  +4 1894  JE4NAN UA6BCB KN95
202230 -21 1941  UA6BCB JE4NAN -15
202245  +9 2779  JE4NAN UT7UA R-15
202300 -16 1941  UA6BCB JE4NAN -15
202345  +5 1894  JE4NAN UA6BCB R-19 (x3)
202515  +5 2744  JE4NAN UT7UA R-15 (x2)
202545  +1 1942  JE4NAN DL7HS JN48

10m

UTC    dB Audio  Message
072045 -17 1046  JE4NAN R6FMF -03 (x2)
073200 -21 1573  JE4NAN RR73; SO1CJ <...> +00
092930 -14  568  JE4NAN IU0VOG JN61
090630  +7 1252  JE4NAN II7MGXX -15 (x2)
090730 +10 1252  JE4NAN RR73; JF1KMC <...> -08

20m

UTC    dB Audio  Message
150545 -23 1437  JE4NAN UA3FO KO94 (x4)
222115 -21 1817  JE4NAN SV5BYP -04
223115 -10  824  JE4NAN 7Z1BQ RR73
165445 -20 1975  CN2DX JE4NAN PM64
165530  +0 1778  JE4NAN CN2DX RR73
165545 -20 1975  CN2DX JE4NAN 73
221030  -4  399  JE4NAN 7X5CY +03 (x2)
061245  -6  963  JE4NAN SV2HTW -09 (x2)
200200 -21 1711  JE4NAN CT1EHK IM58 (x2)

40m

UTC    dB Audio  Message
213400 -20 1446  JE4NAN IZ4EKI -08
213600 -16 1066  JE4NAN UT6HN RR73
213900 -19 1658  JE4NAN PD1EN JO32 (x2)
214100 -17 1915  JE4NAN R7DX KN84 (x3)
210830 -13 2054  JE4NAN R3EDI KO82
211415 -17 1689  JE4NAN DL6RS JN48 (x3)
212715 -20 1893  JE4NAN YO6KNZ KN26 (x3)
213045  -8  928  JE4NAN SP9WP -14

Decoder S/N history by band

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