ON5AM — FT8 activity observed at SO8OO

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

Receiver-side FT8 activity involving ON5AM, decoded by SO8OO in southeastern Poland. 166 related FT8 messages, 27 CQ messages, observed on 80m, 20m, 10m, across 12 UTC dates. Heard between 2026-05-21 and 2026-08-18.

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

166

Related messages

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 10m

First seen: 2026-05-21
Last seen: 2026-08-18 19:28 UTC

Frequent QSO partners observed at SO8OO

Stations ON5AM worked most often, as logged from our receiver:

7Q3WS · Malawi UA3VVA · European Russia OE8PPL · Austria 8S7DL · Sweden CR5VP · Portugal SG3SNH · Sweden DN9AD · Fed. Rep. of Germany JH4BYZ · Japan RY3F · European Russia ON6CQ · Belgium SH0T · Sweden YY4ARH · Venezuela

Activity Heatmap

Locator transmitted by ON5AM

Approximate centre of JO20, decoded 2026-06-28 15:13 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	ON5AM S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-18 21:26	80m	+3 / -11	R3VE	-3 / -8	9	✓ Full exchange observed
08-18 21:21	80m	-2 / -	ON5VKE	-9 / 0	7	✓ Full exchange observed
08-18 21:18	80m	+3 / -	ON6CQ	-21 / -5	5	Partial capture
08-18 21:17	80m	- / -9	GB8VJ	-16 / -	4	✓ Closing fragment
08-18 21:16	80m	- / -	DD1UN	+2 / -	4	Partial capture
08-18 21:09	80m	-2 / -	EA8AJ	- / -6	7	Partial capture
08-07 21:10	80m	-4 / +7	CR5VP	-18 / -9	7	✓ Full exchange observed
08-07 20:59	80m	-9 / +5	OZ5YN	-5 / -1	3	Partial capture
08-07 20:53	80m	-10 / -	DO4HHK	- / -	3	✓ Closing fragment
08-07 20:51	80m	- / -6	DH5BM	-5 / -	3	Partial capture
08-07 20:46	80m	-8 / -	DO2BBC	+3 / +2	5	✓ Closing observed
08-07 20:44	80m	-4 / -	EW8AAC	+1 / -4	5	✓ Closing observed
08-07 20:40	80m	-2 / -6	8S7DL	-3 / -	2	✓ Closing observed
07-08 16:27	20m	-10 / -	<...>	- / -8	3	Partial capture
07-08 16:22	20m	-8 / -	VU2FR	- / -5	3	Partial capture
07-07 15:46	20m	-7 / -11	RA0SCA	-9 / -5	9	✓ Full exchange observed
07-07 15:43	20m	- / -9	UA9SAV	-10 / -	2	Partial capture
07-07 15:42	20m	-7 / -	RW9MZ	- / -16	3	✓ Closing fragment
07-07 15:39	20m	0 / -	UA9SAV	- / -10	3	Partial capture
07-07 15:32	20m	-4 / -	4U1A	- / +3	4	✓ Closing fragment
07-07 15:29	20m	-5 / -	UB8CPH	- / -10	3	Partial capture
07-07 15:14	20m	-4 / -	4U1A	- / -9	4	Partial capture
07-07 15:02	20m	-7 / -	SP6AXW	- / -7	3	✓ Closing fragment
07-07 15:00	20m	-8 / -	LA2GCA	- / -7	3	✓ Closing fragment
07-07 14:57	20m	-1 / -6	R0AX	-13 / -	4	✓ Closing observed
07-06 21:21	80m	-6 / -2	E75AA	+4 / -9	5	✓ Full exchange observed
07-06 21:18	80m	-2 / -	OH2BVT	- / -2	2	Partial capture
07-06 21:14	80m	- / -1	M7CWF	-23 / -	2	Partial capture
07-06 21:14	80m	-10 / -	DH3KR	- / -1	2	Partial capture
07-06 21:12	80m	-2 / -12	HB3YOY	-9 / -	13	✓ Full exchange observed
07-06 21:11	80m	-5 / -3	YU65AEC	-4 / -	3	Partial capture
07-06 21:02	80m	-7 / -2	YU65AEC	+3 / -	6	Partial capture
07-06 20:58	80m	+1 / -6	HB0BB	+8 / -6	6	✓ Full exchange observed
07-06 20:55	80m	- / -6	<...>	+11 / -	5	Partial capture
07-06 20:55	80m	-2 / -	YU65AEC	- / -	4	Partial capture
07-06 20:49	80m	0 / -	OA0YEG	- / -25	3	Partial capture
06-28 15:22	10m	-10 / -	DN9AD	-13 / -9	4	✓ Closing observed
06-28 15:18	10m	-9 / -	IZ8PPI	- / -12	2	Partial capture
06-28 15:15	10m	+3 / -	YY4ARH	- / -10	3	✓ Closing fragment
06-28 15:14	10m	0 / -	EA1IOK	- / -2	2	Partial capture
06-28 15:09	10m	-10 / -	EA1IOK	- / -5	2	Partial capture
06-28 15:03	10m	-10 / -	7Q3WS	- / -3	6	✓ Closing fragment
06-18 12:28	10m	- / -13	7Q5MP	-12 / -	3	✓ Closing fragment
06-06 14:47	10m	- / -15	PP1WW	-20 / -	2	Partial capture
06-05 09:38	10m	-18 / -	UA9FKM	- / -19	3	✓ Closing fragment
05-29 21:34	80m	+13 / -10	EA5GO	+5 / -8	9	✓ Full exchange observed
05-29 21:34	80m	+1 / -13	R2EN	0 / -	7	Partial capture
05-29 21:28	80m	-2 / -11	UA3VVA	-5 / -9	4	✓ Full exchange observed
05-29 21:22	80m	+8 / -1	G8BCG	+4 / +1	5	✓ Full exchange observed
05-29 21:19	80m	-4 / -	SG3SNH	- / -24	5	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m

UTC    dB Audio  Message
212245 -10 1671  ON5VKE ON5AM +00
212300  -7 1114  ON5AM ON5VKE R+23
212315  +0 1672  ON5VKE ON5AM RR73
212330 -11 1114  ON5AM ON5VKE 73
212345  +2 1672  ON5VKE ON5AM RR73
212430  -3  470  ON5AM ON1BH -05
212645  -4 1227  R3VE ON5AM -08
212700 -12 1228  ON5AM R3VE R-11
212715  +4 1228  R3VE ON5AM -08
212730  -8 1227  ON5AM R3VE R-12
212745  +5 1228  R3VE ON5AM -08
212800  +3 1227  ON5AM R3VE R-11
212815  +4 1228  R3VE ON5AM RR73
212830  +5 1227  ON5AM R3VE 73
212915  +6 1228  R3VE ON5AM RR73

10m

UTC    dB Audio  Message
150915  -6  591  EA1IOK ON5AM -05 (x2)
151345  -4  592  CQ ON5AM JO20
151415  +0  592  EA1IOK ON5AM -02 (x2)
151545  +3 2729  YY4ARH ON5AM -10 (x3)
151845 -10 2052  IZ8PPI ON5AM -12 (x2)
152200 -13 2099  ON5AM DN9AD JO52
152245 -10 2099  DN9AD ON5AM -09 (x3)
091100 -11 2224  HG5OEV ON5AM 73

20m

UTC    dB Audio  Message
154845 -12 2004  RA0SCA ON5AM -05 (x3)
155130  -9 2845  ON5AM RA0SCA R-11
155145 -11 1531  RA0SCA ON5AM 73
162215  -6 1692  VU2FR ON5AM -05 (x3)
162600 -13 2255  BH3CFN ON5AM -14
162715 -12 1581  <...> ON5AM -08 (x3)
162930  -1 2618  JG3LGD ON5AM -16
171345 -14 2254  BG7BMG ON5AM -08
171715  -8 2787  T77RN ON5AM -05

Decoder S/N history by band

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