ON8DM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Belgium Locator transmitted in a decoded message: JO10

Receiver-side FT8 activity involving ON8DM, decoded by SO8OO in southeastern Poland. 375 related FT8 messages, 155 CQ messages, observed on 160m, 80m, 60m, 20m, 10m, across 37 UTC dates. Heard between 2026-05-25 and 2026-08-22.

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

375

Related messages

155

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 60m 10m 160m

First seen: 2026-05-25
Last seen: 2026-08-22 13:17 UTC

Frequent QSO partners observed at SO8OO

Stations ON8DM worked most often, as logged from our receiver:

ZL2CC · New Zealand ×5 CT3MD · Madeira Islands ×2 Z62NS · Republic of Kosovo ×2 DL1SRS · Fed. Rep. of Germany ×2 D2UY · Angola ×2 DK9MLA · Fed. Rep. of Germany ×2 LY8O · Lithuania ×2 IT9DMY · Sicily DO3DM · Fed. Rep. of Germany VA3RTG · Canada K4KEW · United States RN6MA · European Russia

Activity Heatmap

Locator transmitted by ON8DM

Approximate centre of JO10, decoded 2026-08-22 05:19 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	ON8DM S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-22 15:16	60m	- / -	SP8AWL	0 / -	4	Partial capture
08-22 05:19	60m	-6 / -	KQ4RLN	- / -1	2	Partial capture
08-22 05:17	60m	-15 / -	F5LMJ	- / -6	2	✓ Closing fragment
08-22 05:15	60m	-15 / -	DC0ED	-11 / -6	2	✓ Closing observed
08-22 04:52	60m	-16 / -	ZL2CC	- / -20	2	✓ Closing fragment
08-22 04:50	60m	-16 / -	ZL4OL	- / -16	2	Partial capture
08-20 19:44	80m	-3 / -	D2UY	- / -15	4	✓ Closing fragment
08-18 21:46	160m	+1 / 0	LA1ZN	-12 / -7	8	✓ Full exchange observed
08-18 21:45	160m	+4 / -3	DF7AP	0 / -2	7	✓ Full exchange observed
08-18 21:43	160m	+3 / -	EA5XA	- / -21	2	✓ Closing fragment
08-18 21:42	160m	+3 / -11	RY6O	-2 / -19	9	✓ Full exchange observed
08-18 21:21	60m	-4 / -8	CT3MD	-12 / -4	7	✓ Full exchange observed
08-18 04:48	80m	-12 / -	LU7PBO	- / -	2	Partial capture
08-18 04:44	80m	-12 / -	N7JB	- / -	3	✓ Closing fragment
08-18 04:42	80m	-19 / -	NP3MR	- / -23	3	Partial capture
08-18 04:38	80m	-4 / -	K4JJL	- / -21	2	Partial capture
08-18 04:35	80m	-2 / -	N3GO	- / -9	2	Partial capture
08-18 04:33	80m	-16 / -	CA6SNT	- / -20	2	Partial capture
08-18 04:32	80m	-20 / -	PY5/PY2TIM	- / -5	2	Partial capture
08-18 04:30	80m	-10 / -	GB8VJ	- / +2	2	✓ Closing fragment
08-18 04:28	80m	-2 / -	KB2URI	- / -	2	✓ Closing fragment
08-17 20:09	160m	- / -	SQ2BXI	+22 / -	2	Partial capture
08-17 20:08	160m	+5 / +4	SP6AXW	+2 / -3	5	Partial capture
08-17 19:23	80m	- / -1	LY8O	+2 / -	2	✓ Closing fragment
08-17 19:21	80m	-2 / -	R8LCI	- / -15	2	✓ Closing fragment
08-17 04:41	60m	-5 / -	KH6KI	- / -15	2	Partial capture
08-17 04:41	60m	-8 / -	K4NCC	- / -16	3	✓ Closing fragment
08-17 04:38	60m	-7 / -	N8OQ	- / -1	3	✓ Closing fragment
08-17 04:35	80m	+3 / +5	IU1TLG	-5 / -	4	✓ Closing observed
08-17 04:34	80m	+3 / -	KO4PRE	- / -9	3	✓ Closing fragment
08-14 06:58	20m	-16 / -	SP9UPH	- / -1	2	✓ Closing fragment
08-13 20:54	80m	+17 / -	RA3TOS	- / -18	2	✓ Closing fragment
08-13 20:51	80m	+10 / -	9J2FI	- / -	2	Partial capture
08-13 20:46	80m	+8 / -	9J2FI	- / -	3	Partial capture
08-13 20:26	160m	-7 / +10	DG1KPC	-10 / 0	5	✓ Full exchange observed
08-13 04:36	60m	-7 / -	K5WVF	- / -	3	Partial capture
08-13 04:24	60m	-17 / -	K4SOO	- / -4	3	✓ Closing fragment
08-12 05:17	60m	-14 / -	KJ5DQB	- / -	2	Partial capture
08-12 05:02	60m	-16 / -	KJ5DQB	- / -	2	Partial capture
08-12 04:57	60m	-16 / -	WB2SIH	- / -3	2	✓ Closing fragment
08-12 04:53	60m	-19 / -	ZL2CC	- / -10	3	✓ Closing fragment
08-11 20:02	80m	-8 / -	GU4WRP	- / -19	3	✓ Closing fragment
08-11 18:28	60m	- / -14	LY8O	-6 / -	3	✓ Closing fragment
08-11 18:26	60m	- / -17	<...>	-11 / -	2	Partial capture
08-06 22:22	80m	-13 / -	OE2AGZ	- / -11	2	✓ Closing fragment
08-06 22:15	80m	-16 / -	DD8BA	-10 / -1	6	✓ Closing observed
08-06 22:15	80m	-14 / -7	EA2DYB	-16 / 0	5	✓ Full exchange observed
08-06 22:13	160m	-19 / -	DO1SJF	-17 / +3	3	✓ Closing observed
08-05 21:25	160m	- / -	SN5J	+3 / -	3	Partial capture
08-05 21:21	160m	- / -	SN5J	+6 / -	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

10m

UTC    dB Audio  Message
082815 -11 2635  ON8DM 4X1UF -17 (x4)
083215  -9  924  ON8DM A41ZZ -18 (x2)
083715 -12 1867  ON8DM IT9DMY RR73
084100 -19 2126  ON8DM D2UY -15 (x4)
074600 -11  824  ON8DM IT9ORA RR73
182200 -20 2154  ON8DM PY5/PY2TIM -09
182500 -17 1301  ON8DM CT3MD 73
172415 -21 1554  HG1DRC ON8DM 73

60m

UTC    dB Audio  Message
045030 -15 1104  ZL4OL ON8DM JO10 (x2)
045200 -14 1104  ZL2CC ON8DM R-20 (x2)
045300 -16 1104  VE3PFW ON8DM JO10
051530 -15 1104  DC0ED ON8DM -06
051615 -11 2084  ON8DM DC0ED 73
051700 -15 1103  F5LMJ ON8DM -06 (x2)
051900 -10  425  KQ4RLN ON8DM JO10 (x2)
151600  -4 2280  ON8DM SP8AWL KO11 (x4)

80m

UTC    dB Audio  Message
044000  -6 1206  KD4HOU ON8DM 73
044030  -6 1206  KF8EXX ON8DM JO10
044215 -20 1207  NP3MR ON8DM JO10 (x3)
044445 -20 1206  N7JB ON8DM JO10 (x2)
044715  -3 2304  KF8EXX ON8DM R-08
044745  -7 2304  N7JB ON8DM 73
044815 -13 1957  LU7PBO ON8DM JO10 (x2)
194445  -5 1012  D2UY ON8DM JO10 (x4)

160m

UTC    dB Audio  Message
214615  -5  870  ON8DM RY6O 73
214615  -1 1850  ON8DM DF7AP JO51
214630  +3  870  DF7AP ON8DM -02
214645 -13 2221  ON8DM LA1ZN JO59
214645  -1 1850  ON8DM DF7AP R-03
214700  +5  869  DF7AP ON8DM RR73
214715 -12 2221  ON8DM LA1ZN JO59
214715  +3 1850  ON8DM DF7AP 73
214745 -13 2220  ON8DM LA1ZN JO59
214800  +2  870  LA1ZN ON8DM -07
214815 -11 2221  ON8DM LA1ZN R+00
214830  +0  870  LA1ZN ON8DM RR73
214845 -12 2221  ON8DM LA1ZN 73
215030  -2 2340  CQ ON8DM JO10 (x2)

20m

UTC    dB Audio  Message
195745 -10 2524  IK4XQT ON8DM -09 (x2)
195845  -6 2524  BG4UVR ON8DM -12 (x2)
200045  -5 1155  TJ1GD ON8DM JO10
103745 -19 1253  EA7LM ON8DM JO10 (x2)
065315 -17 2321  EA3HLM ON8DM JO10
065415 -15 2372  CQ ON8DM JO10
065445 -10 2695  D2UY ON8DM JO10
065545 -10 2695  RN6MA ON8DM 73
065645 -10 1145  CQ ON8DM JO10
065715 -13 1145  DK7ZT ON8DM R-19
065845 -17 2306  SP9UPH ON8DM -01 (x2)

Decoder S/N history by band

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