JA1CJP — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: PM95

Receiver-side FT8 activity involving JA1CJP, decoded by SO8OO in southeastern Poland. 175 related FT8 messages, 11 CQ messages, observed on 40m, 20m, 10m, across 24 UTC dates. Heard between 2026-05-29 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

175

Related messages

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

20m 40m 10m

First seen: 2026-05-29
Last seen: 2026-08-23 18:22 UTC

Frequent QSO partners observed at SO8OO

Stations JA1CJP worked most often, as logged from our receiver:

BH4HGH · China ×2 BG4OOO · China RA6OY · European Russia FR5ZE · Reunion Island IQ9GD · Sicily TI5RR · Costa Rica RA3WY · European Russia OK2CNI · Czech Republic BH4GWF · China F6EKI · France F1DJY · France R6OP · European Russia

Activity Heatmap

Locator transmitted by JA1CJP

Approximate centre of PM95, decoded 2026-08-23 20:57 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	JA1CJP S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-19 20:13	20m	- / -	Z34K	-4 / -	2	Partial capture
08-19 20:08	20m	- / -15	IK1RQX	-5 / -	3	✓ Closing fragment
08-18 19:49	40m	- / -15	I8OHQ	-10 / -	2	Partial capture
08-16 20:21	40m	- / -	R2RCQ	-10 / -	3	Partial capture
08-16 20:18	40m	- / -14	R6OP	-4 / -	2	✓ Closing fragment
08-16 20:04	40m	- / -	IZ5FZO	-12 / -	2	Partial capture
08-16 20:00	40m	- / -	OE3MSY	-10 / -	3	Partial capture
08-16 20:00	40m	- / -10	LZ1GC	-8 / -	5	✓ Closing fragment
08-14 20:29	40m	- / -20	UT5ZC	-2 / -	2	✓ Closing fragment
08-13 20:28	20m	- / -4	F1DJY	0 / -	2	✓ Closing fragment
08-13 20:27	20m	- / -10	F6EKI	-9 / -	3	✓ Closing fragment
08-11 20:08	20m	- / -10	OK2CNI	-6 / -	2	✓ Closing fragment
08-11 19:59	40m	- / -12	UA7XA	-20 / -	2	Partial capture
08-09 20:08	40m	- / -	DF1WR	-7 / -	3	Partial capture
08-09 20:08	40m	- / -11	UB3AMO	-10 / -	3	✓ Closing fragment
08-06 20:17	40m	- / -	DL3MCW	-4 / -	2	Partial capture
08-06 20:15	40m	- / -15	SP0DF	-14 / -	3	✓ Closing fragment
08-06 20:09	40m	- / -13	R3BDQ	-12 / -	2	✓ Closing fragment
08-06 20:08	40m	- / -13	RA3WY	-14 / -	11	✓ Closing fragment
08-06 20:05	40m	- / -20	DB9LG	-5 / -	12	Partial capture
08-06 20:00	40m	- / -	S51PV	-14 / -	3	Partial capture
08-05 20:49	40m	- / -24	SV1SSL	-2 / -	2	✓ Closing fragment
07-19 20:21	20m	- / -16	IK0MIB	-15 / -	7	✓ Closing fragment
07-19 20:18	20m	- / -14	DL1R	0 / -	2	✓ Closing fragment
07-19 20:15	20m	- / -	IU2CAT	-1 / -	3	Partial capture
07-19 20:15	20m	- / -15	SV5BYP	-12 / -	4	Partial capture
07-19 20:13	20m	- / -16	7Z1BM	-11 / -	2	✓ Closing fragment
07-13 21:08	20m	- / -17	ON6AA	-6 / -	4	✓ Closing fragment
06-29 19:58	20m	- / -7	DJ1SL	-1 / -	3	✓ Closing fragment
06-29 19:55	20m	- / -	DL1R	+2 / -	3	Partial capture
06-29 19:53	20m	- / -18	R5FN	+1 / -	2	✓ Closing fragment
06-29 19:50	20m	- / -8	SV1OML	-8 / -	2	✓ Closing fragment
06-29 19:43	20m	- / -21	<...>	-1 / -	3	✓ Closing fragment
06-22 20:39	20m	- / -9	A71UN	-15 / -	2	Partial capture
06-22 20:28	20m	- / -18	OZ1BW	-8 / -	2	Partial capture
06-22 20:24	20m	- / -11	IW9HPG	+1 / -	3	✓ Closing fragment
06-22 20:24	20m	- / -10	OE/F4MFS	-18 / -	3	Partial capture
06-19 20:39	20m	-10 / -	TJ1GD/P	- / -1	4	Partial capture
06-11 20:18	20m	-10 / -2	IQ9GD	+19 / +1	6	✓ Full exchange observed
06-11 20:15	20m	-8 / -	SP5LST	- / +1	2	✓ Closing fragment
06-10 20:44	20m	-4 / -13	RA6OY	-1 / -4	6	✓ Full exchange observed
06-10 20:43	20m	-6 / -	BH4HGH	-19 / -12	3	✓ Closing observed
06-10 20:42	20m	-3 / -19	SV9TLU	+9 / -	2	✓ Closing observed
06-10 20:41	20m	-4 / -	BG4OOO	- / +5	2	✓ Closing fragment
06-10 20:39	20m	-5 / -12	US5HL	+7 / -9	5	✓ Full exchange observed
06-10 20:37	20m	-6 / -	BH4HGH	- / -11	2	✓ Closing fragment
06-08 20:30	20m	-14 / -16	OK1VAW	-12 / -	6	✓ Closing observed
06-08 20:29	20m	- / -	TA3TK	-2 / -	3	Partial capture
06-08 20:25	20m	-5 / -	R3TD	- / -17	2	✓ Closing fragment
06-08 20:23	20m	- / -	RZ4FWA	+4 / -	3	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
202645 -20 2131  JA1CJP IK0MIB -16 (x2)
200815  -6 2472  JA1CJP OK2CNI R-10 (x2)
202715  -8 1365  JA1CJP F6EKI JN23 (x3)
202815  +2  590  JA1CJP F1DJY -04 (x2)
200815  -4 2101  JA1CJP IK1RQX JN44 (x3)
201315  -6  362  JA1CJP Z34K KN01 (x2)
205730  -9 2931  PD5MVH JA1CJP PM95

40m

UTC    dB Audio  Message
200130 -12  755  JA1CJP OE3MSY JN88
200200 -11 1364  JA1CJP LZ1GC R-10 (x2)
200430 -14  238  JA1CJP IZ5FZO JN53 (x2)
201830  -2 1278  JA1CJP R6OP R-14 (x2)
202130 -10 1935  JA1CJP R2RCQ KO85 (x3)
203400 -15  968  JA1CJP YO6KNZ KN26
194915  -8  571  JA1CJP I8OHQ -15 (x2)
201630  +6 1304  JA1CJP LZ1EV RR73
202230  +4  643  JA1CJP S58Z -10

10m

UTC    dB Audio  Message
131115  -1  813  JA1CJP 7Z1DR -08 (x2)
064815 -10 1190  JA1CJP FR5ZE R-16 (x2)
074600  -9 1246  JA1CJP EC5K RR73

Decoder S/N history by band

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