JF7XKY — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: QM07

Receiver-side FT8 activity involving JF7XKY, decoded by SO8OO in southeastern Poland. 148 related FT8 messages, observed on 40m, 20m, across 28 UTC dates. Heard between 2026-05-24 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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

148

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-05-24
Last seen: 2026-08-21 19:09 UTC

Frequent QSO partners observed at SO8OO

Stations JF7XKY worked most often, as logged from our receiver:

IK5FCH · Italy ×2 DL70ESSEN · Fed. Rep. of Germany SP4AMW · Poland SP0DK/P · Poland OD5ZF · Lebanon IC8WIC · Italy DC7LR · Fed. Rep. of Germany IU0ERZ · Italy OH2MA · Finland TN8GD · Republic of the Congo HB9IRO · Switzerland DK3WN · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by JF7XKY

Approximate centre of QM07, decoded 2026-08-23 22:08 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	JF7XKY S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 22:06	20m	-14 / -	DA1EA	- / -	3	Partial capture
08-21 21:09	20m	- / -7	DA1LEO	0 / -	2	✓ Closing fragment
08-16 21:09	20m	- / 0	HB9IRO	-11 / -	2	✓ Closing fragment
08-16 20:23	20m	- / -	EA3EDU	-3 / -	8	Partial capture
08-16 20:16	20m	- / -14	F4IBJ	+1 / -	8	Partial capture
08-16 20:15	20m	- / -15	<...>	-7 / -	2	Partial capture
08-16 20:14	20m	- / -15	DL70ESSEN	-4 / -	2	✓ Closing fragment
08-16 20:09	20m	- / -5	DH5AZ	+1 / -	6	Partial capture
08-16 20:05	20m	- / -6	DC7LR	+1 / -	3	✓ Closing fragment
08-06 21:36	20m	- / -8	EA5OK	-7 / -	3	Partial capture
08-06 20:55	20m	- / -	GW4RDW	-8 / -	2	Partial capture
08-04 14:30	20m	- / -11	<...>	-5 / -	2	Partial capture
07-29 20:16	20m	- / -8	F6EKI	0 / -	2	✓ Closing fragment
07-28 19:52	20m	- / -6	IV3IUM	-10 / -	2	✓ Closing fragment
07-26 20:51	20m	- / 0	ON4DAK	-2 / -	8	Partial capture
07-26 20:45	20m	- / -	IW2NEF	-10 / -	7	Partial capture
07-25 19:50	20m	- / -7	R4FDW	-10 / -	2	Partial capture
07-23 20:26	20m	- / -13	SV9/DH8BQA	-2 / -	2	Partial capture
07-21 20:21	20m	- / -	M0LUX	-11 / -	4	Partial capture
07-20 20:14	20m	- / -6	IZ3ODB	-6 / -	2	✓ Closing fragment
07-19 20:56	20m	- / -10	DH0TG	-12 / -	4	✓ Closing fragment
07-19 20:13	20m	- / -19	DK1STE	+4 / -	3	Partial capture
07-19 20:11	20m	- / -	CR7BRV	-10 / -	3	Partial capture
07-19 20:11	20m	- / -3	DL4KER	-10 / -	6	✓ Closing fragment
07-18 21:24	20m	- / -5	DB1SO	-8 / -	3	✓ Closing fragment
07-18 21:16	20m	- / -11	DJ2MS	-17 / -	2	✓ Closing fragment
07-18 21:09	20m	- / -7	SP4AMW	+2 / -	2	✓ Closing fragment
07-13 21:32	20m	- / -17	IU0ERZ	-11 / -	2	✓ Closing fragment
07-07 21:44	20m	- / -7	EC3A	-18 / -	2	Partial capture
07-07 20:15	20m	- / -	SP0DK/P	-8 / -	3	✓ Closing fragment
07-07 19:51	20m	- / -16	DL4AMJ	-6 / -	3	✓ Closing fragment
07-07 19:26	40m	- / -3	SV1BLD	-5 / -	3	Partial capture
06-26 20:57	20m	- / -7	GB071RE	-10 / -	2	Partial capture
06-26 20:57	20m	- / -12	OD5ZF	-15 / -	2	✓ Closing fragment
06-17 20:52	20m	-12 / -	I5SFE	- / -	2	Partial capture
06-12 20:33	20m	-8 / -	<...>	- / -	3	Partial capture
06-10 20:13	20m	-13 / -	IQ0FR	- / -	3	Partial capture
06-09 21:33	20m	-7 / -	IQ4JO	- / -	3	Partial capture
06-07 22:52	20m	-12 / -	<...>	- / -	2	Partial capture
06-07 22:37	20m	-13 / -	EA8CDG	- / -	3	Partial capture
06-07 22:22	20m	-4 / -8	DK3WN	+2 / -	6	✓ Closing observed
06-07 22:09	20m	-12 / -	PS8CW	- / -	2	Partial capture
06-02 22:18	20m	- / -16	IK5FCH	-10 / -	4	✓ Closing fragment
06-02 22:11	20m	- / -14	IC8WIC	+2 / -	4	✓ Closing fragment
06-02 21:19	20m	- / -	BG2EFX	-22 / -	2	Partial capture
05-29 20:45	20m	-10 / -	A92AE	- / -	4	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
202615  -5 2469  JF7XKY EA3EDU JN01 (x3)
210930  -9  677  JF7XKY HB9IRO +00 (x2)
070500 -20 1704  JF7XKY HK3YL RR73
203800 -16 1820  JF7XKY OH2MA -18 (x2)
213645 -20 2012  JF7XKY IK0QDM JN61
210915  +1 1833  JF7XKY DA1LEO -07 (x2)
220115 -18 1475  DA1EA JF7XKY QM07 (x4)

40m

UTC    dB Audio  Message
192630  -6 2499  JF7XKY SV1BLD -03 (x3)

Decoder S/N history by band

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