DM5KM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO43

Receiver-side FT8 activity involving DM5KM, decoded by SO8OO in southeastern Poland. 676 related FT8 messages, 261 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 47 UTC dates. Heard between 2026-05-26 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

676

Related messages

261

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 60m 40m 10m 160m

First seen: 2026-05-26
Last seen: 2026-08-23 17:27 UTC

Frequent QSO partners observed at SO8OO

Stations DM5KM worked most often, as logged from our receiver:

UB8CPH · Asiatic Russia ×3 F1PBZ · France ×3 DL9KM · Fed. Rep. of Germany ×3 SP1MGM · Poland ×2 T77R · San Marino ×2 DF2RG · Fed. Rep. of Germany ×2 WD9HSY · United States ×2 OJ0Z · Market Reef ×2 ER5GB · Moldova ×2 UT1EF · Ukraine ×2 TF4M · Iceland ×2 WB8SCG · United States ×2

Activity Heatmap

Locator transmitted by DM5KM

Approximate centre of JO43, decoded 2026-08-23 19:25 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	DM5KM S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 19:25	40m	+15 / -3	UT1EF	-6 / -7	7	✓ Full exchange observed
08-23 19:22	40m	+16 / -	R6FMT	-13 / -14	5	✓ Closing observed
08-23 19:22	40m	+17 / -	JL1DQE	- / -15	2	Partial capture
08-23 19:19	40m	+18 / -	UB0SMX/P	- / -15	3	Partial capture
08-23 19:18	40m	+17 / +3	DF2RG	+3 / -	6	✓ Closing observed
08-23 19:17	40m	+18 / -	RY3F	+13 / -	2	✓ Closing observed
08-23 19:15	40m	+16 / +10	DL2TTA	0 / -3	5	✓ Full exchange observed
08-23 19:13	40m	+17 / +1	DG1LJP	+1 / +3	5	✓ Full exchange observed
08-22 18:54	80m	+14 / -	IK6GTF	- / -4	3	Partial capture
08-22 18:53	80m	+12 / -	R1BED	- / -13	2	✓ Closing fragment
08-22 18:51	80m	+8 / -11	UA1OJL	0 / -17	5	✓ Full exchange observed
08-22 18:48	60m	+13 / +3	ER5GB	+2 / -14	6	✓ Full exchange observed
08-22 17:39	40m	+5 / -2	UA4AOC	-14 / -10	5	✓ Full exchange observed
08-22 06:34	80m	-11 / -	DF8MH	- / +3	3	✓ Closing fragment
08-22 06:30	80m	-2 / -	ON5RZ	- / -1	3	✓ Closing fragment
08-22 06:29	80m	+13 / -	MM0KQC	- / -13	2	✓ Closing fragment
08-21 19:50	80m	+18 / -	JH1BBT	-14 / -18	4	Partial capture
08-21 19:50	80m	+20 / -1	SP1ZMO	+12 / -4	4	✓ Full exchange observed
08-21 19:49	80m	+18 / -4	RZ4AT	-6 / -17	5	✓ Full exchange observed
08-21 19:47	80m	+16 / -5	RU3NCW	-4 / -6	5	✓ Full exchange observed
08-21 19:45	80m	+14 / -	DK5WO	-6 / -3	4	✓ Closing observed
08-21 19:42	80m	+16 / -12	JG3TRB	-10 / -14	6	✓ Full exchange observed
08-21 19:41	80m	+17 / -11	JA5MHD	-10 / -13	3	✓ Full exchange observed
08-21 19:35	80m	+15 / -	OH2CI	- / -7	8	Partial capture
08-21 06:01	40m	+5 / -	RD3FY	- / -	2	✓ Closing fragment
08-21 06:00	40m	- / -14	RK3AW	-20 / -	2	Partial capture
08-21 05:59	40m	+2 / -	F5SJC	- / +1	2	✓ Closing fragment
08-21 05:56	40m	+4 / -6	F1PWS	-8 / -1	5	✓ Full exchange observed
08-21 05:54	40m	+1 / +7	HB9CIC	-6 / +4	7	✓ Full exchange observed
08-21 05:53	40m	+5 / -	CT2GQA	- / -3	2	✓ Closing fragment
08-21 05:47	40m	+3 / -	ZV8R	- / -10	6	Partial capture
08-20 19:44	20m	- / -11	ON1JP	-17 / -	2	Partial capture
08-20 19:43	20m	+18 / -	D2IM	- / -16	4	✓ Closing fragment
08-20 19:41	20m	+16 / -	BG7BVI	- / -12	2	✓ Closing fragment
08-20 19:40	20m	+15 / -	BA8BLK	- / -15	3	✓ Closing fragment
08-20 19:37	20m	+18 / -	BG7ZHS	- / -12	2	Partial capture
08-20 19:36	20m	+4 / -	BA4IAW	- / -18	2	✓ Closing fragment
08-20 19:35	20m	-2 / -	BA3QIQ	- / -15	2	✓ Closing fragment
08-20 19:33	20m	+4 / -	RW0IM	- / -11	2	✓ Closing fragment
08-20 19:31	20m	+18 / -	JI4POR	- / -5	4	✓ Closing fragment
08-20 16:09	20m	-2 / -	SP6FME	- / -13	2	✓ Closing fragment
08-20 16:07	20m	-3 / -	SP5RFL	- / -9	3	✓ Closing fragment
08-20 16:05	20m	- / -16	BI6AN	-14 / -	2	✓ Closing fragment
08-20 16:00	20m	+3 / -	BH4ECL	- / -11	3	✓ Closing fragment
08-20 15:59	20m	+9 / -	OH1LA	- / -8	2	✓ Closing fragment
08-20 15:55	20m	+4 / -	IU7IPX	- / -11	3	Partial capture
08-20 15:51	20m	+6 / -	VR2VOG	- / -10	2	✓ Closing fragment
08-20 15:50	20m	+6 / 0	XU7O	-10 / -15	7	✓ Full exchange observed
08-20 15:49	20m	+4 / -	UB8CPH	-12 / 0	3	✓ Closing observed
08-20 06:17	40m	+2 / +9	S57UMU	+6 / -9	6	✓ 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
192230 -12 1038  DM5KM R6FMT LN14
192245 +15 2791  JL1DQE DM5KM -15
192315 +17 2791  R6FMT DM5KM -14 (x2)
192400 -14 1038  DM5KM R6FMT 73
192415 +15 2791  R6FMT DM5KM 73
192445 +15 2791  CQ DM5KM JO43 (x2)
192530  -7 1738  DM5KM UT1EF KN67 (x2)
192615 +15 2765  UT1EF DM5KM -07
192630  -5 1738  DM5KM UT1EF R-03
192645 +15 2765  UT1EF DM5KM RR73
192700  -3 1738  DM5KM UT1EF 73
192715 +15 2765  UT1EF DM5KM 73

80m

UTC    dB Audio  Message
063245 -12 2037  CQ DM5KM JO43
063315 -19 2037  HB3YBG DM5KM -13
063445 -13 2037  DF8MH DM5KM +03 (x3)
185145  +9 2456  UA1OJL DM5KM -17
185200  -2 2498  DM5KM UA1OJL R-11
185215  +7 2455  UA1OJL DM5KM RR73
185230  +1 2498  DM5KM UA1OJL 73
185245  +9 2455  UA1OJL DM5KM 73
185315 +12 2456  R1BED DM5KM R-13 (x2)
185415 +14 2456  IK6GTF DM5KM -04 (x3)

60m

UTC    dB Audio  Message
195800  +7 2131  G3UHU DM5KM RR73
195815  -3  680  DM5KM G3UHU 73
195830  +9 2131  CQ DM5KM JO43
195900 +10 2131  DL9DBF DM5KM -04
195915 -10  738  DM5KM DL9DBF R+20
195930 +11 2131  DL9DBF DM5KM RR73
200000  +9 2131  F4GCB/P DM5KM -08 (x3)
184815  +8 1792  ER5GB DM5KM -14 (x2)
184930  +2 2687  DM5KM ER5GB R+03
184945 +14 2687  ER5GB DM5KM RR73
185000  +2 2687  DM5KM ER5GB 73
185015 +14 2687  ER5GB DM5KM 73

20m

UTC    dB Audio  Message
193800 +22 2652  BG7ZHS DM5KM -12
193830 +16 2652  CQ DM5KM JO43
193930 +19 2652  LY5J DM5KM 73
194000 +17 2652  BA8BLK DM5KM -15 (x3)
194130 +17 2652  BG7BVI DM5KM R-12 (x2)
194315 +26 2652  D2IM DM5KM -16 (x3)
194430  +0 2652  DM5KM DK7ZT +00
194430 -18 1485  DM5KM ON1JP -11
194445 +13 2652  D2IM DM5KM 73
194630 -16 1485  DM5KM ON1JP -11

10m

UTC    dB Audio  Message
082245 -13 2290  IQ4JO DM5KM -06
094745 -11 2369  EA3ZH DM5KM RR73
101230 -15 2279  DM5KM RN6MA -17
085100 -10 2652  DM5KM R7OV KN87 (x3)
074645  -1 2427  CQ DM5KM JO43 (x5)
074915 -11 2427  US2YW DM5KM -03 (x4)

160m

UTC    dB Audio  Message
194215  -2 1632  R1AO DM5KM RR73
194230 -18 1135  DM5KM R1AO 73
194230  -7 1343  DM5KM PA3FR JO33
194245  -7 1632  PA3FR DM5KM -04
194300  -6 1343  DM5KM PA3FR R+01
194315 -10 1632  PA3FR DM5KM RR73
194330  -4 1343  DM5KM PA3FR 73
194330 -18 1687  DM5KM OI5AY KP30
194345  -7 1632  OI5AY DM5KM -10 (x2)
194430  -1 1343  DM5KM PA3FR JO33
194430 -15 1686  DM5KM OI5AY 73
194445  -3 1632  CQ DM5KM JO43
194500  +1 1343  DM5KM PA3FR JO33
194530  -9 1632  DM5KM HA2ESX JN87

Decoder S/N history by band

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