JK1DDG — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JK1DDG, decoded by SO8OO in southeastern Poland. 42 related FT8 messages, observed on 40m, 20m, across 13 UTC dates. Heard between 2026-06-10 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

Related messages

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-06-10
Last seen: 2026-08-21 13:59 UTC

Frequent QSO partners observed at SO8OO

Stations JK1DDG worked most often, as logged from our receiver:

E71DK · Bosnia-Herzegovina UR5KC · Ukraine RX3ASQ · European Russia DL4ME · Fed. Rep. of Germany ON4AOI · Belgium DA0WWA · Fed. Rep. of Germany IU7WET · Italy SV9GPV · Crete OK1KKI · Czech Republic

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	JK1DDG S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 15:58	20m	- / -21	DL4ME	+10 / -	3	✓ Closing fragment
08-20 22:43	20m	- / -23	E71DK	-14 / -	4	✓ Closing fragment
08-17 13:43	20m	- / -5	ON4AOI	-12 / -	2	✓ Closing fragment
08-14 23:30	20m	- / -20	IU7WET	-8 / -	5	✓ Closing fragment
08-14 20:10	40m	- / -	UR5KC	-5 / -	2	✓ Closing fragment
08-14 20:07	40m	- / -14	RX3ASQ	-19 / -	3	✓ Closing fragment
08-04 19:56	20m	- / -19	T77RN	+3 / -	2	Partial capture
08-03 20:12	40m	- / -13	SV9GPV	-12 / -	2	✓ Closing fragment
07-29 18:26	20m	- / -26	HA5KN	-8 / -	2	Partial capture
07-18 20:12	20m	- / -24	S58Z	-2 / -	2	Partial capture
07-18 20:01	20m	- / -21	OK1KKI	+17 / -	3	✓ Closing fragment
07-14 20:29	20m	- / -14	TM19TFR	-2 / -	2	Partial capture
07-03 13:36	20m	- / -16	DA0WWA	0 / -	2	✓ Closing fragment
06-26 19:52	40m	- / +5	SP3PLD	-2 / -	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
145115  -3 2880  JK1DDG SM6IDH R-11
233045  -8  679  JK1DDG IU7WET R-20 (x5)
134330 -13 2406  JK1DDG ON4AOI R-05 (x2)
224300 -17 1930  JK1DDG E71DK R-23 (x4)
155800 +13  795  JK1DDG DL4ME R-21 (x3)

40m

UTC    dB Audio  Message
195200  -5  633  JK1DDG SP3PLD JO72 (x4)
201230 -12 2318  JK1DDG SV9GPV -13 (x2)
200730 -19 1413  JK1DDG RX3ASQ KO95 (x3)
201030  +1  539  JK1DDG UR5KC KO30 (x2)

Decoder S/N history by band

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