SM7DXE — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Sweden Locator transmitted in a decoded message: JO86

Receiver-side FT8 activity involving SM7DXE, decoded by SO8OO in southeastern Poland. 174 related FT8 messages, observed on 40m, 20m, 10m, across 29 UTC dates. Heard between 2026-05-28 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

174

Related messages

CQ messages

UTC dates heard

-12 dB

Mean decoder S/N

Bands

40m 20m 10m

First seen: 2026-05-28
Last seen: 2026-08-23 19:08 UTC

Frequent QSO partners observed at SO8OO

Stations SM7DXE worked most often, as logged from our receiver:

UT4PA · Ukraine ×2 R2FDU · Kaliningrad ×2 OK5AG/P · Czech Republic ×2 G1CEC · England ×2 YO4LUP · Romania ×2 DK6MR · Fed. Rep. of Germany F5PBG · France BA5CW · China JR3NZC · Japan DH1PS · Fed. Rep. of Germany TF4M · Iceland EA7BD · Spain

Activity Heatmap

Locator transmitted by SM7DXE

Approximate centre of JO86, decoded 2026-08-23 21:05 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	SM7DXE S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 21:07	20m	- / -12	JR3NZC	-7 / -	3	✓ Closing fragment
08-23 20:12	40m	+5 / +10	DH1PS	+13 / +1	4	✓ Full exchange observed
08-23 20:10	40m	+6 / +2	RY3F	-2 / -	3	✓ Closing observed
08-23 20:09	40m	+4 / -	VK2NN	- / -16	2	✓ Closing fragment
08-18 20:36	40m	-16 / -	IK3/UY7LA	- / -	2	Partial capture
08-18 20:14	40m	-18 / -	<...>	- / -	8	Partial capture
08-18 20:10	40m	-18 / -	R2EA/P	- / -	5	Partial capture
08-17 21:04	40m	-13 / -	ZS6KBS	- / -18	3	✓ Closing fragment
08-11 06:24	40m	-22 / -	OA4ENG	- / -	2	Partial capture
08-10 21:07	40m	-13 / -	SV1DKR	- / -6	2	✓ Closing fragment
08-10 21:05	40m	-12 / -	S57AJ	- / -8	3	✓ Closing fragment
08-10 21:00	40m	-12 / -	DS5USH	- / -	7	Partial capture
08-10 20:44	40m	-9 / -	SP3JHZ	- / -6	2	✓ Closing fragment
08-10 20:39	40m	-12 / -	HL2ADO	- / -16	7	✓ Closing fragment
08-10 20:37	40m	-13 / -6	EA3EDU	-11 / -9	4	✓ Full exchange observed
08-10 20:36	40m	-12 / -	G1CEC	- / -3	2	✓ Closing fragment
08-10 20:34	40m	-12 / -	HL3LMS	- / -16	4	Partial capture
08-10 20:21	40m	-11 / -	9H1FL	- / -	3	Partial capture
08-10 20:02	40m	-14 / -14	S56LKP	-18 / -	6	✓ Closing observed
08-10 19:46	40m	-13 / -	EA9AR	- / -16	5	✓ Closing fragment
08-10 19:43	40m	-14 / +6	S55B	-6 / +1	6	✓ Full exchange observed
08-10 19:41	40m	-12 / -	S56TNT	- / -	2	Partial capture
08-10 19:39	40m	-15 / -	IU5HIU	- / -7	2	Partial capture
08-10 19:36	40m	-14 / -	S55B	- / -	4	Partial capture
08-10 19:22	40m	-13 / -	VU2OY	- / -14	7	✓ Closing fragment
08-10 19:17	40m	-18 / -2	RN3YN	-11 / +1	3	✓ Full exchange observed
08-10 19:16	40m	-11 / -	BG5JGG	- / -14	2	✓ Closing fragment
08-10 19:14	40m	-16 / -	LY2PPS	-20 / -	2	✓ Closing observed
08-10 19:13	40m	-10 / -	SV5ADM	- / -	2	✓ Closing fragment
08-10 19:11	40m	-12 / -	GD4VBA	- / -15	3	✓ Closing fragment
08-10 19:09	40m	-12 / -	LX1RFJ	- / -2	3	Partial capture
08-09 21:31	40m	-17 / -	OH0ERF	- / -	9	Partial capture
08-09 21:24	40m	-11 / -	OH0ERF	- / -	10	Partial capture
08-09 21:10	40m	-15 / -	OH0ERF	- / -	17	Partial capture
08-09 20:54	40m	-16 / -	OH0ERF	- / -	16	Partial capture
08-09 20:52	40m	-10 / -	DL9PN	-10 / -6	4	✓ Closing observed
08-09 20:50	40m	-11 / -	JA4JKO	- / -14	2	✓ Closing fragment
08-09 20:46	40m	-12 / -	EA6TU	- / -10	4	✓ Closing fragment
08-09 20:32	40m	-12 / -	OH0ERF	- / -	20	Partial capture
08-09 20:29	40m	-13 / -8	G1CEC	-18 / -	4	✓ Closing observed
08-09 20:24	40m	-11 / -	OH0ERF	- / -	7	Partial capture
08-09 20:22	40m	-14 / -	EA6TU	- / -	2	Partial capture
08-07 21:55	40m	-8 / -	T77WD	- / -	7	Partial capture
08-07 21:51	40m	-13 / -	Z31PM	- / -8	8	Partial capture
08-07 21:45	40m	-13 / -	T77WD	- / -	5	Partial capture
08-07 21:43	40m	-12 / -	OM7AMA	+2 / +1	6	✓ Full exchange observed
08-07 21:33	40m	-13 / -	<...>	- / -10	2	Partial capture
08-07 21:28	40m	-10 / -	PY2GIG	- / -	4	✓ Closing fragment
08-06 21:05	40m	-18 / -	JJ2IJU	- / -	2	Partial capture
08-06 21:00	40m	-16 / -	EP2AES	- / -16	5	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
181800 -15 1676  TU5MM SM7DXE JO86 (x3)
095715 -18 1579  <...> SM7DXE JO86 (x2)
100545 -12  999  SM7DXE G3AKA -13 (x2)
100715  -9 1000  SM7DXE F4BJN JN25 (x2)
081715 -20 1528  MI0NWA SM7DXE JO86
081930 -24 1528  HG0NPJ SM7DXE JO86
210530 -17 1465  VA2PM SM7DXE JO86
210715  -9  652  SM7DXE JR3NZC PM74 (x3)

40m

UTC    dB Audio  Message
201815 -20 1791  <...> SM7DXE JO86 (x3)
203630 -15 1791  IK3/UY7LA SM7DXE JO86 (x2)
200915  +4 1778  VK2NN SM7DXE R-16 (x2)
201000  +1 1778  SM7DXE RY3F +02 (x2)
201045  +6 1778  RY3F SM7DXE 73
201215  +0 1778  EC2ASL SM7DXE RR73
201245  +4 1778  DH1PS SM7DXE +01
201300 +10 2445  SM7DXE DH1PS R+10
201315  +6 1778  DH1PS SM7DXE RR73
201330 +16 2445  SM7DXE DH1PS 73

10m

UTC    dB Audio  Message
141900  -7 2619  SM7DXE IK1RQX JN44 (x2)
204700 -24 1876  CA3MLY SM7DXE -07
205115 -16  949  SM7DXE UR9QQ KN77

Decoder S/N history by band

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