W3DIY — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FM19

Receiver-side FT8 activity involving W3DIY, decoded by SO8OO in southeastern Poland. 284 related FT8 messages, observed on 80m, 40m, 20m, 10m, across 38 UTC dates. Heard between 2026-05-25 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.

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Overview

284

Related messages

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 40m 10m

First seen: 2026-05-25
Last seen: 2026-08-23 23:12 UTC

Frequent QSO partners observed at SO8OO

Stations W3DIY worked most often, as logged from our receiver:

TN8GD · Republic of the Congo ×2 UT5MD · Ukraine ×2 SQ7HJX · Poland HA7TM · Hungary LZ2II · Bulgaria N4ZSA · United States S55X · Slovenia R7ZL · European Russia W5AAJ · United States PW8BR · Brazil UT5ECZ · Ukraine K1DOA · United States

Activity Heatmap

Locator transmitted by W3DIY

Approximate centre of FM19, decoded 2026-08-24 01:28 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	W3DIY S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-24 01:11	80m	-14 / -23	US2YW	+4 / -20	4	✓ Full exchange observed
08-24 01:08	80m	- / -13	US6EX	+3 / -	2	Partial capture
08-24 01:06	80m	- / -22	EW8CW	-7 / -	5	✓ Closing fragment
08-22 01:09	40m	- / -	RV3SBS/P	-6 / -	2	Partial capture
08-22 01:05	40m	-8 / -12	R7ZL	-2 / -15	8	✓ Full exchange observed
08-22 01:04	40m	- / -15	UB4CJS	-5 / -	9	Partial capture
08-22 01:03	40m	-12 / -	IN3WZS	-17 / -20	3	✓ Closing observed
08-22 01:01	40m	-14 / -	F6FDY	-13 / -	2	✓ Closing observed
08-22 00:59	40m	-8 / +3	F6FDY	-9 / -24	2	Partial capture
08-22 00:58	40m	-11 / -	IK6DLK	-9 / -22	2	Partial capture
08-22 00:55	40m	- / -	F6FDY	-14 / -	2	Partial capture
08-22 00:55	40m	-12 / -	R2AL	-5 / -8	3	Partial capture
08-22 00:55	40m	-9 / -13	R2BQM	-9 / -20	9	✓ Full exchange observed
08-22 00:54	40m	-9 / -2	RA2FCF	-24 / -10	3	✓ Full exchange observed
08-21 00:59	20m	- / -1	Z34K	-6 / -	2	✓ Closing fragment
08-20 00:15	80m	- / -13	G1YPG/QRP	-16 / -	2	Partial capture
08-18 01:05	80m	- / -	IW3RSW	+3 / -	2	Partial capture
08-18 00:10	80m	- / -	F4FPR	-10 / -	2	Partial capture
08-18 00:09	80m	- / -15	EA7LIC	-4 / -	2	✓ Closing fragment
08-16 00:45	80m	- / -7	HB9EFK	+14 / -	3	Partial capture
08-13 01:53	80m	- / -	DK1MCS	+7 / -	3	Partial capture
08-13 01:52	80m	- / -	DO5WG	+2 / -	5	Partial capture
08-13 01:49	80m	-20 / -	K4JJL	- / -16	3	✓ Closing fragment
08-12 02:15	40m	- / -	SP3HIF	-8 / -	2	Partial capture
08-12 02:07	80m	-24 / -7	OH1MLZ	+11 / -14	4	✓ Full exchange observed
08-12 02:05	80m	-24 / +9	W1NB	-14 / -	5	✓ Closing observed
08-09 01:46	40m	- / -2	9K2GR	-20 / -	2	✓ Closing fragment
08-09 01:37	80m	-24 / -	KR4EEH	- / -18	2	✓ Closing fragment
08-09 01:35	80m	- / -15	EU3AA	+14 / -	4	✓ Closing fragment
08-09 01:33	80m	-24 / -	W9AV	- / +1	3	✓ Closing fragment
08-09 01:20	80m	-20 / -10	YO2LBV	+18 / -16	4	✓ Full exchange observed
08-09 01:19	80m	-24 / -13	DH1KJ	+4 / -	7	✓ Closing observed
08-09 01:19	80m	-24 / -	YV4KWT	- / -21	2	Partial capture
08-09 01:18	80m	- / -	F8NHF	+8 / -	5	Partial capture
08-09 01:17	80m	- / -12	LZ2KTS	+6 / -	2	✓ Closing fragment
08-03 23:26	40m	- / -11	ER3ZW	-14 / -	2	✓ Closing fragment
07-31 01:20	40m	-19 / -12	A71XX	-8 / 0	2	Partial capture
07-25 01:39	20m	-17 / -	4L7T	- / -10	2	Partial capture
07-24 02:28	80m	- / -	SP9UPH	+16 / -	2	Partial capture
07-24 02:26	80m	-24 / -14	OE1TKS	+12 / -10	5	✓ Full exchange observed
07-24 02:24	80m	-20 / -	EU3AA	- / -	2	Partial capture
07-24 01:04	80m	-13 / -	CE3PA	- / -15	3	✓ Closing fragment
07-23 01:02	80m	- / -	HG8LXL	+15 / -	4	Partial capture
07-23 00:58	80m	- / -	DL2DT	-13 / -	3	Partial capture
07-23 00:58	80m	-19 / -16	EA5HM	-5 / -15	11	✓ Full exchange observed
07-23 00:56	80m	-16 / -12	TN8GD	-14 / -17	5	✓ Full exchange observed
07-20 03:01	20m	-16 / -	VA3WL	- / -	2	✓ Closing fragment
07-17 02:24	80m	- / -19	OM1II	+9 / -	3	✓ Closing fragment
07-16 01:10	80m	- / -	G1DWG	-8 / -	2	Partial capture
07-16 01:07	80m	- / -24	SP9TBT	+9 / -	4	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
010615  -6  755  W3DIY UB4CJS -15 (x2)
010700  -1 1071  W3DIY R7ZL RR73
010715  +0  755  W3DIY UB4CJS -15
010745  -7 2039  R7ZL W3DIY FM19
010745  -8  755  W3DIY UB4CJS -15
010800  -2 1070  W3DIY R7ZL -11
010815  -2  755  W3DIY UB4CJS -15
010815  -9 2039  R7ZL W3DIY R-15
010830  -4 1070  W3DIY R7ZL RR73
010845  -8 2039  R7ZL W3DIY 73
010900  -7  632  W3DIY RV3SBS/P LO04
010915  -8  755  W3DIY UB4CJS -15
010930  -5  632  W3DIY RV3SBS/P LO04
012800  -6 2038  UR4SXA W3DIY FM19

80m

UTC    dB Audio  Message
001530 -20  670  W3DIY G1YPG/QRP -13 (x2)
010600  -9 1623  W3DIY EW8CW KO52 (x5)
010800  +0 2465  W3DIY US6EX -13 (x2)
011115 -18 2002  CE3SPR W3DIY 73
011130  +6 2002  W3DIY US2YW KN28
011145 -15 2002  US2YW W3DIY -20
011200  -7 2264  W3DIY DL9ATW JO61
011200  +2 2002  W3DIY US2YW R-23
011215 -12 2002  US2YW W3DIY RR73

20m

UTC    dB Audio  Message
020730 -12 2078  R4FDW W3DIY RR73
020830 -12 2078  R4FDQ W3DIY R-10 (x2)
233445 -17 2076  HS0ZNR W3DIY FM19
025800 -20 2076  WL7CG W3DIY FM19
030145 -16 2076  VA3WL W3DIY FM19 (x2)
013900 -17 2078  4L7T W3DIY FM19 (x2)
014100 -15 2078  R6TJ W3DIY RR73
014130 -17 2078  SP7NC W3DIY -14
014200 -15 2078  OS4K W3DIY R-10
232515  -4  549  W3DIY 8Z1IT RR73
005930  -6  280  W3DIY Z34K -01 (x2)

10m

UTC    dB Audio  Message
123600  -8 1892  W3DIY LZ2II RR73

Decoder S/N history by band

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