ON5DVO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Belgium Locator transmitted in a decoded message: JO20

Receiver-side FT8 activity involving ON5DVO, decoded by SO8OO in southeastern Poland. 380 related FT8 messages, 149 CQ messages, observed on 40m, 20m, across 27 UTC dates. Heard between 2026-04-21 and 2026-06-15.

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

380

Related messages

149

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-04-21
Last seen: 2026-06-15 12:13 UTC

Frequent QSO partners observed at SO8OO

Stations ON5DVO worked most often, as logged from our receiver:

RX1AB · European Russia SP9EVL · Poland HG5ONP · Hungary F6FHZ · France DA2SE · Fed. Rep. of Germany DK2CI · Fed. Rep. of Germany SV1GYN · Greece 2H4GKW SP5LST · Poland BI8SCC · China DL7ACA · Fed. Rep. of Germany OK2TS · Czech Republic

Activity Heatmap

Locator transmitted by ON5DVO

Approximate centre of JO20, decoded 2026-06-14 21:23 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	ON5DVO S/N	Counterpart	Counterpart S/N	Msgs	Capture
06-15 14:13	40m	- / -13	S56LKP	-12 / -	2	✓ Closing fragment
06-14 21:24	20m	- / -11	KD0MMF	-18 / -	2	✓ Closing fragment
06-11 15:37	20m	-12 / -	OK2TS	- / -	2	✓ Closing fragment
06-11 15:35	20m	-10 / -	<...>	- / 0	2	Partial capture
06-11 15:30	20m	-6 / -	OZ5THY	- / +4	4	Partial capture
06-11 15:26	20m	-10 / -16	R3DHP	+10 / -6	5	✓ Full exchange observed
06-11 15:23	20m	-10 / -	IW5ALZ	- / -3	2	Partial capture
06-11 15:22	20m	-8 / -	HG5ONP	- / +10	2	✓ Closing fragment
06-11 15:13	20m	-6 / -	SP9EVL	- / 0	2	✓ Closing fragment
06-10 18:44	20m	- / -21	BI8SCC	-16 / -	2	✓ Closing fragment
06-09 02:46	40m	-10 / -15	IK2PZX	-5 / -	10	Partial capture
06-08 21:16	20m	- / -25	LX1MDA	-17 / -	5	Partial capture
06-08 21:13	20m	-24 / -	OZ1LGC	- / -12	2	✓ Closing fragment
06-08 21:10	20m	- / -6	F5IXN	+4 / -	3	✓ Closing fragment
06-08 21:09	20m	- / -14	PY5EJ	-10 / -	2	Partial capture
06-08 18:18	20m	- / -	ON3BLC	-6 / -	5	Partial capture
06-08 18:17	20m	-8 / 0	IS0YHV	-10 / -7	4	✓ Full exchange observed
06-08 18:04	20m	-18 / -9	TA4INO	0 / -8	4	✓ Full exchange observed
06-07 21:36	20m	-10 / -19	BI4JJO	-4 / -	3	✓ Closing observed
06-07 21:33	20m	- / -25	JR3NZC	-7 / -	3	Partial capture
06-07 21:33	20m	- / +5	BG4UVR	+3 / -	3	✓ Closing fragment
06-07 21:26	20m	-11 / -	N3INM	- / -12	2	✓ Closing fragment
06-04 11:55	20m	-17 / -	IZ0ZIP	-2 / +2	2	✓ Closing observed
06-02 21:21	20m	- / -	IK1RQX	-9 / -	2	Partial capture
06-02 21:12	20m	- / 0	SV1GYN	-9 / -	2	✓ Closing fragment
05-26 21:13	40m	-8 / -1	DK2CI	+2 / +8	5	✓ Full exchange observed
05-26 21:11	40m	-5 / -	DA2SE	- / -1	3	✓ Closing fragment
05-26 21:09	40m	-7 / -5	M9XPN	-14 / +9	3	✓ Full exchange observed
05-26 21:04	40m	- / -12	F1IQH	+1 / -	2	Partial capture
05-26 21:01	40m	- / -	UX7QG	-7 / -	2	Partial capture
05-26 20:59	40m	- / -	SP1MGM	+14 / -	2	Partial capture
05-26 20:58	40m	+3 / -	SP5LST	-1 / -7	2	✓ Closing observed
05-26 20:57	40m	+1 / +6	F6FHZ	-8 / -	3	✓ Closing observed
05-26 20:54	40m	- / -	DL7ACA	0 / -	2	✓ Closing fragment
05-26 20:52	40m	- / -	DL3JHK	-8 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
211430  -8 2135  DK2CI ON5DVO RR73
211445  +3 2136  ON5DVO DK2CI 73
024130  -4  988  SP9OJ ON5DVO R-03
024645 -20 1122  IK2PZX ON5DVO JO20 (x4)
024830  -5 1122  ON5DVO IK2PZX -15 (x6)
141300  -7 2301  ON5DVO S56LKP -13 (x2)

20m

UTC    dB Audio  Message
153145  -2  740  OZ5THY ON5DVO R-07 (x2)
153315 -16  741  CQ ON5DVO JO20                        a1 (x2)
153445  -8  740  HB9ZHK ON5DVO -15
153545 -12  740  <...> ON5DVO +00 (x2)
153745 -11  740  OK2TS ON5DVO +17 (x2)
131730 -13 1782  ON5DVO IU8RFW -16
132045 -12 1755  <...> ON5DVO -15
212130  +0 1975  ON5DVO R4FDK LO23
212345 -18 2046  CQ ON5DVO JO20
212430 -20 2046  ON5DVO KD0MMF R-11 (x2)

Decoder S/N history by band

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