SP9DWT — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JN99

Receiver-side FT8 activity involving SP9DWT, decoded by SO8OO in southeastern Poland. 324 related FT8 messages, observed on 160m, 60m, 40m, 20m, 10m, across 23 UTC dates. Heard between 2026-04-20 and 2026-06-07.

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

324

Related messages

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

20m 40m 60m 10m 160m

First seen: 2026-04-20
Last seen: 2026-06-07 02:00 UTC

Frequent QSO partners observed at SO8OO

Stations SP9DWT worked most often, as logged from our receiver:

SO5WD · Poland ×2 DK9BF · Fed. Rep. of Germany DH0GSU · Fed. Rep. of Germany EA6AT · Balearic Islands PC1TG · Netherlands DM6CS · Fed. Rep. of Germany GB6DD · England DL1SA · Fed. Rep. of Germany DK2CC · Fed. Rep. of Germany DG7LL · Fed. Rep. of Germany LA4CIA · Norway YO3VU · Romania

Activity Heatmap

Locator transmitted by SP9DWT

Approximate centre of JN99, decoded 2026-06-07 04:47 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	SP9DWT S/N	Counterpart	Counterpart S/N	Msgs	Capture
06-07 04:47	60m	-16 / -	IV3KAS	- / -	2	Partial capture
06-07 04:30	60m	-20 / -	IQ6PE	- / -14	2	Partial capture
06-07 04:16	60m	-19 / -	F5LZN	- / +4	3	✓ Closing fragment
06-07 03:59	60m	-17 / -	YO3VU	+4 / -	3	✓ Closing observed
06-06 19:41	60m	-3 / -	IU2RNH/P	- / -	4	Partial capture
06-06 19:33	60m	-3 / -	II1NS	- / -10	4	✓ Closing fragment
06-06 19:18	60m	+2 / -	SP3SBY	-16 / -3	6	✓ Closing observed
06-06 19:16	60m	-5 / -	EA1SS	- / -	3	Partial capture
06-06 19:14	60m	-6 / +8	DJ9DZ	-8 / -	7	✓ Full exchange observed
06-06 19:00	60m	-10 / -	DG1BA	- / -9	5	✓ Closing fragment
06-06 18:50	60m	-13 / -	SM7CCV	-10 / +5	6	✓ Full exchange observed
06-06 18:41	60m	-12 / -	GB6DD	- / -6	3	✓ Closing fragment
06-06 18:39	60m	-16 / +4	DK9BF	-16 / -	5	✓ Full exchange observed
06-06 18:38	60m	-14 / -	DG7LL	- / -10	2	✓ Closing fragment
06-06 18:37	60m	-15 / -	EA2EES	- / -	2	✓ Closing fragment
06-06 18:36	60m	-14 / -	GB6DD	- / -	2	Partial capture
06-06 18:32	60m	-14 / -	EA2EES	- / -15	5	Partial capture
06-05 02:28	160m	+14 / -	3G0Z	- / -	10	Partial capture
06-05 02:21	160m	+17 / -	3G0Z	- / -	5	Partial capture
06-05 01:59	160m	+10 / -	3G0Z	- / -	3	Partial capture
06-05 01:55	160m	+14 / -	3G0Z	- / -	2	Partial capture
06-04 20:01	60m	-15 / -	IK7QMJ	- / -	7	Partial capture
06-04 19:59	60m	-18 / +9	SP9TEX	-5 / -	4	✓ Closing observed
06-04 19:57	60m	-16 / -	EA3IPF	- / -12	4	✓ Closing fragment
06-04 19:55	60m	-14 / +6	HB9DDS	-16 / +4	6	✓ Full exchange observed
06-04 19:39	60m	-12 / -	GD7DUZ	- / -12	3	✓ Closing fragment
06-04 19:33	60m	-12 / -	LX1FDE	- / -17	5	✓ Closing fragment
06-04 19:30	60m	-7 / -	DH0GSU	- / 0	5	✓ Closing fragment
06-04 18:44	60m	-15 / -2	YO8CQR	-12 / -3	8	✓ Full exchange observed
06-04 18:20	60m	-15 / -1	SP9RIO	-17 / +10	3	✓ Full exchange observed
06-04 18:17	60m	-18 / -	SP9RIO	- / -	2	Partial capture
06-03 02:12	160m	+22 / -	CE3TSK	- / -11	3	✓ Closing fragment
06-03 02:03	160m	0 / -9	OJ0MN	-13 / -7	5	✓ Full exchange observed
06-02 20:27	60m	-16 / -1	F4LOJ	-9 / +5	4	Partial capture
06-02 20:24	60m	-16 / -	F4LOJ	- / -	2	Partial capture
06-02 20:21	60m	-16 / -	SP3RAT	-19 / +5	6	✓ Closing observed
06-02 20:17	60m	-15 / -	DF7RG	- / -1	5	✓ Closing fragment
06-02 20:07	60m	-14 / +9	OE7YMI	-22 / +2	5	✓ Full exchange observed
06-02 20:06	60m	-16 / -	IQ2DB	- / -4	2	Partial capture
06-02 19:28	60m	-18 / -	IW6MXV	- / -10	9	Partial capture
06-02 19:26	60m	-16 / -5	IK4UPK	-4 / -	6	✓ Full exchange observed
06-02 19:21	60m	-16 / -	IV3APH	-8 / +2	4	✓ Closing observed
06-02 19:16	60m	-9 / -	UN7LEW	- / -10	8	✓ Closing fragment
06-02 19:07	60m	-12 / -1	SP5JMA	-6 / -	5	✓ Closing observed
06-02 18:47	60m	-15 / +6	YO8WW	0 / -	6	✓ Full exchange observed
06-02 18:39	60m	-14 / -	DK2FM	- / -	2	Partial capture
06-02 18:34	60m	-1 / -	IQ0OS	- / -25	2	Partial capture
06-02 18:30	60m	-18 / +9	ON5MGA	-17 / -	3	✓ Closing observed
06-02 18:29	60m	-18 / -	SP5TEN	- / -	2	Partial capture
06-02 18:27	60m	-20 / -	IQ0FR	- / -	3	Partial capture

Recent FT8 messages decoded at SO8OO

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

60m

UTC    dB Audio  Message
194100  -6 1384  IU2RNH/P SP9DWT JN99 (x4)
035945 -16 1384  YO3VU SP9DWT JN99
040030  +4 1312  SP9DWT YO3VU RR73
040045 -18 1384  YO3VU SP9DWT 73
041645 -16 1421  F5LZN SP9DWT JN99 (x3)
043030 -19 1421  IQ6PE SP9DWT JN99 (x2)
043345 -21 1421  SN3KO SP9DWT R+06
044700 -16 1421  IV3KAS SP9DWT JN99 (x2)

160m

UTC    dB Audio  Message
022115 +18 1423  3G0Z SP9DWT JN99 (x15)

Decoder S/N history by band

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