W3KXR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FN11

Receiver-side FT8 activity involving W3KXR, decoded by SO8OO in southeastern Poland. 115 related FT8 messages, 1 CQ messages, observed on 40m, 20m, across 13 UTC dates. Heard between 2026-05-20 and 2026-08-10.

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

115

Related messages

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-05-20
Last seen: 2026-08-10 21:12 UTC

Frequent QSO partners observed at SO8OO

Stations W3KXR worked most often, as logged from our receiver:

PI4DX · Netherlands ×2 4L7T · Georgia R3SN · European Russia UR7IBU · Ukraine US5HL · Ukraine A92AE · Bahrain SP6AXW · Poland SM3ULU · Sweden OK1WCF · Czech Republic G5TV · England DL3EBJ · Fed. Rep. of Germany RA0SE · Asiatic Russia

Activity Heatmap

Locator transmitted by W3KXR

Approximate centre of FN11, decoded 2026-08-06 22:38 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	W3KXR S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-10 23:08	40m	- / -16	R3SN	-13 / -	6	✓ Closing fragment
08-10 22:43	20m	- / -	UR7IBU	-1 / -	5	✓ Closing fragment
08-10 22:29	20m	- / -18	LZ2EW	-15 / -	4	Partial capture
08-07 23:56	40m	- / +4	PI4DX	-1 / -	2	✓ Closing fragment
08-07 23:27	40m	- / -7	G5TV	-20 / -	4	✓ Closing fragment
08-06 23:18	40m	- / -11	OK1WCF	-9 / -	3	✓ Closing fragment
08-06 23:10	40m	- / -6	PI4DX	-2 / -	2	✓ Closing fragment
08-06 22:38	20m	-11 / -	7X5CY	0 / -	2	✓ Closing observed
08-06 22:31	20m	-16 / -	G8IXM	- / -12	2	Partial capture
07-30 23:01	20m	-10 / +9	4L7T	-4 / -2	4	✓ Full exchange observed
07-30 22:52	20m	-10 / -10	OD5ZZ	-16 / -	3	✓ Closing observed
07-30 22:47	20m	-10 / -	OD5ZZ	- / -	2	Partial capture
07-21 23:51	40m	- / -19	UA4FKT	0 / -	4	✓ Closing fragment
07-21 23:49	40m	- / -	LA7DMA	-15 / -	2	Partial capture
07-21 23:47	40m	- / -	F4BYA	0 / -	2	Partial capture
07-21 23:41	40m	- / -	F4BYA	-3 / -	3	Partial capture
07-21 16:12	20m	- / -13	DL3EBJ	-12 / -	2	✓ Closing fragment
07-13 17:01	20m	- / -7	DM3GA/P	-21 / -	2	Partial capture
07-13 16:57	20m	- / -	DM3GA/P	-14 / -	2	Partial capture
07-02 18:16	20m	- / -15	HB9TIH	-14 / -	4	✓ Closing fragment
06-16 00:56	20m	-4 / -	US5HL	- / 0	2	✓ Closing fragment
06-16 00:46	20m	-6 / -	TN8GD	- / -	2	Partial capture
06-16 00:37	20m	-7 / -	RA4FUT	- / -12	3	Partial capture
06-16 00:36	20m	-6 / -	A92AE	- / -9	2	✓ Closing fragment
06-16 00:27	20m	-9 / -	IQ9BH	- / -	3	✓ Closing fragment
06-09 22:46	20m	-18 / -14	V31DL	-9 / +1	5	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
231900  -9 2380  W3KXR OK1WCF 73
232700 -19 1602  W3KXR G5TV IO93 (x4)
234545  -8 2607  W3KXR R2SL RR73
235645  +1 1016  W3KXR PI4DX +04 (x2)
003600 -10 1399  W3KXR RK3DWA/3 -14
230830 -10 2644  W3KXR R3SN KO94 (x6)

20m

UTC    dB Audio  Message
222930 -14 2431  IK8UDK W3KXR -07
223130 -16 2431  G8IXM W3KXR -12 (x2)
223430 -11 2431  RA0SE W3KXR 73
223815 -11 2556  7X5CY W3KXR FN11
223900  +0  536  W3KXR 7X5CY RR73
222915 -16 2114  W3KXR LZ2EW KN13 (x4)
224315  +2 2360  W3KXR UR7IBU KN56 (x5)

Decoder S/N history by band

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