DO1OSW — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO53

Receiver-side FT8 activity involving DO1OSW, decoded by SO8OO in southeastern Poland. 43 related FT8 messages, 1 CQ messages, observed on 80m, across 4 UTC dates. Heard between 2026-08-15 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

Related messages

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

80m

First seen: 2026-08-15
Last seen: 2026-08-23 17:08 UTC

Frequent QSO partners observed at SO8OO

Stations DO1OSW worked most often, as logged from our receiver:

EW8AAC · Belarus DL8UVG · Fed. Rep. of Germany DO4HHK · Fed. Rep. of Germany DJ2MS · Fed. Rep. of Germany DO1DMR · Fed. Rep. of Germany LY8O · Lithuania OU7M · Denmark SP1ZMO · Poland YO6LM · Romania DL8TT · Fed. Rep. of Germany DO2OLD · Fed. Rep. of Germany DO8SD · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by DO1OSW

Approximate centre of JO53, decoded 2026-08-23 19:13 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	DO1OSW S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 19:13	80m	-10 / -	DO4HHK	- / -11	3	✓ Closing fragment
08-23 19:10	80m	-1 / -	OL900LTV	- / -	2	Partial capture
08-23 19:03	80m	-9 / -10	RA2FU	-4 / -	2	Partial capture
08-23 18:59	80m	+8 / +4	DO5HOK	-6 / +5	5	✓ Full exchange observed
08-23 18:39	80m	0 / -	DO8SD	+12 / -	5	✓ Full exchange observed
08-23 18:34	80m	-6 / -10	DG4ST	-4 / -	3	✓ Closing observed
08-23 18:28	80m	-10 / -	RU3XK	- / -	2	Partial capture
08-23 18:17	80m	-6 / -12	IU3MAG	-3 / -8	8	✓ Full exchange observed
08-23 17:58	80m	-6 / -7	DB100FT	-5 / -	2	Partial capture
08-20 19:54	80m	-24 / +5	SM7WVZ	-10 / -17	4	✓ Full exchange observed
08-20 19:53	80m	-20 / -4	LY8O	+4 / -3	5	✓ Full exchange observed
08-20 19:48	80m	- / 0	DL8TT	-6 / -	3	✓ Closing fragment
08-20 19:47	80m	-20 / -15	IK6BSN	-1 / -13	3	✓ Full exchange observed
08-20 19:45	80m	- / -9	DL8UVG	+4 / -	3	✓ Closing fragment
08-20 19:40	80m	-20 / -	DO9POL	- / -	2	Partial capture
08-20 19:37	80m	-14 / -6	DO2OLD	-2 / -	4	✓ Full exchange observed
08-16 00:35	80m	-16 / -6	SP1ZMO	+6 / -	6	✓ Full exchange observed
08-16 00:33	80m	- / -10	OU7M	-6 / -	2	✓ Closing fragment
08-16 00:13	80m	-6 / -11	CT7AUT	-24 / -13	5	✓ Full exchange observed
08-16 00:08	80m	+2 / -12	DJ2MS	-17 / -10	5	✓ Full exchange observed
08-16 00:07	80m	- / -	PE1NPS	-10 / -	2	Partial capture
08-16 00:05	80m	+6 / -10	EW8AAC	0 / 0	5	✓ Full exchange observed
08-15 23:53	80m	-17 / -	UA4FKT	- / +8	2	✓ Closing fragment
08-15 23:51	80m	-21 / -10	YO6LM	+8 / -1	5	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
184845  -3 1640  M7CLO DO1OSW JO53
185000  -5 1641  DO1DMR DO1OSW RR73
185930  +8  809  DO5HOK DO1OSW JO53
185945  -5  808  DO1OSW DO5HOK +04
190000  +6  808  DO5HOK DO1OSW R+05
190015  -7  808  DO1OSW DO5HOK RR73
190030 +10  808  DO5HOK DO1OSW 73
190315  -9 1363  RA2FU DO1OSW JO53
190330  -4 1340  DO1OSW RA2FU -10
190815 +10 1353  DO1OSW EM100WD -14
191030  +2  950  OL900LTV DO1OSW JO53 (x2)
191315 -15 1871  DO4HHK DO1OSW JO53 (x3)

Decoder S/N history by band

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