OZ5NJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Denmark Locator transmitted in a decoded message: JO45

Receiver-side FT8 activity involving OZ5NJ, decoded by SO8OO in southeastern Poland. 437 related FT8 messages, 100 CQ messages, observed on 80m, 20m, 10m, across 25 UTC dates. Heard between 2026-05-18 and 2026-08-15.

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

437

Related messages

100

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

80m 20m 10m

First seen: 2026-05-18
Last seen: 2026-08-15 15:00 UTC

Frequent QSO partners observed at SO8OO

Stations OZ5NJ worked most often, as logged from our receiver:

PU2XEE · Brazil ×2 VE2FVV · Canada ×2 HA3GX · Hungary ×2 RI0SP · European Russia ×2 F4HSB · France ×2 MW7TTA · Wales ×2 F5LMJ · France RV9FF · European Russia RA9CUU · Asiatic Russia W3ICM · United States GI3JMC · Northern Ireland TJ1GD/P · Cameroon

Activity Heatmap

Locator transmitted by OZ5NJ

Approximate centre of JO45, decoded 2026-08-04 03:26 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	OZ5NJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-15 17:00	20m	- / -2	7Z1BQ	-8 / -	2	✓ Closing fragment
08-15 16:54	20m	- / -7	EC3A	-10 / -	2	Partial capture
08-15 16:45	20m	-14 / -	VU3OIP	- / +5	2	✓ Closing fragment
08-04 03:23	80m	0 / +7	SP5KG	+11 / -	4	✓ Closing observed
08-04 03:21	80m	+7 / +3	DL3HN	-1 / +1	5	✓ Full exchange observed
08-04 03:19	80m	- / -8	PU2RKW	-20 / -	3	✓ Closing fragment
08-04 03:16	80m	+8 / -14	KZ3P	-16 / -15	5	✓ Full exchange observed
08-04 03:15	80m	+11 / -17	AA6KJ	-8 / -11	5	✓ Full exchange observed
08-04 03:13	80m	+14 / -	NG5U	- / -22	2	✓ Closing fragment
08-04 03:11	80m	+8 / -	OK2UPG	+13 / +1	5	✓ Full exchange observed
08-04 03:10	80m	+9 / -	NG5U	- / -22	2	Partial capture
08-04 03:09	80m	+8 / -6	N1MRE	-20 / -15	2	Partial capture
08-04 03:06	80m	+3 / -6	UA3SCF	-12 / -17	7	✓ Full exchange observed
08-04 03:03	80m	0 / -20	UA6BEW	-10 / -	6	✓ Closing observed
08-04 03:03	80m	+2 / -11	W3ICM	-8 / -12	5	✓ Full exchange observed
08-04 03:02	80m	+3 / +6	US1VM	0 / -14	4	✓ Full exchange observed
08-04 02:59	80m	+1 / -	YL2NX	-4 / -	4	✓ Closing observed
08-04 02:58	80m	+3 / -5	HA3GX	-5 / -9	6	✓ Full exchange observed
08-04 02:58	80m	+8 / -2	IQ4JO	+8 / +1	5	✓ Full exchange observed
08-04 02:57	80m	+8 / -	CT2GQA	-10 / +3	3	✓ Closing observed
08-04 02:54	80m	+12 / -16	N8KR	-19 / -14	5	✓ Full exchange observed
08-04 02:54	80m	+7 / -6	HI3A	-11 / -5	2	Partial capture
08-04 02:53	80m	+4 / -6	UR8EP	+3 / -2	5	✓ Full exchange observed
08-04 02:51	80m	+4 / -16	F5LMJ	-16 / -12	6	✓ Full exchange observed
08-04 02:51	80m	- / -	K4YJ	-24 / -	2	Partial capture
08-04 02:50	80m	+11 / -12	NT9F	-11 / -13	6	✓ Full exchange observed
08-04 02:50	80m	+10 / -10	HI3T	-8 / -7	4	✓ Full exchange observed
08-04 02:48	80m	+9 / -	N8KR	-21 / -17	4	Partial capture
08-04 02:45	80m	+9 / -2	TJ1GD/P	-14 / -16	8	✓ Full exchange observed
08-04 02:42	80m	+9 / -	K1NIC	- / -17	3	✓ Closing fragment
08-04 02:39	80m	+9 / -3	VP2MAA	-6 / -4	4	✓ Full exchange observed
07-29 11:51	10m	- / -19	F1PBZ	-4 / -	2	Partial capture
07-28 06:11	20m	- / -10	UA6HGM	-9 / -	3	✓ Closing fragment
07-28 06:01	20m	-7 / -	ND3L	- / +1	2	✓ Closing fragment
07-28 05:58	20m	-8 / -	NU6V	- / -16	3	✓ Closing fragment
07-28 05:57	20m	-8 / -	YV6BXN	- / +2	2	✓ Closing fragment
07-28 05:56	20m	-4 / -	KC9LBF	- / -12	2	✓ Closing fragment
07-28 05:54	20m	-9 / -	F4HSB	- / -	2	✓ Closing fragment
07-28 05:52	20m	-10 / -	AG6X	- / -17	2	✓ Closing fragment
07-28 05:52	20m	- / -	PD9FLX	-13 / -	3	Partial capture
07-28 05:51	20m	-6 / -	W6IWW	- / -2	2	✓ Closing fragment
07-28 05:49	20m	-10 / -	AD9GE	- / +5	2	✓ Closing fragment
07-28 05:48	20m	- / -	UR4QWW	-10 / -	3	Partial capture
07-28 05:46	20m	-7 / -	XE1YO	- / -2	5	✓ Closing fragment
07-26 14:55	20m	-9 / -	BG5EGC	- / -21	5	Partial capture
07-26 14:53	20m	- / -23	DL6KDS	-10 / -	2	Partial capture
07-26 14:53	20m	+4 / -	R9FDE	- / -8	3	✓ Closing fragment
07-26 14:52	20m	- / -	EA3CVI	-19 / -	2	Partial capture
07-26 14:52	20m	+2 / -	DL7DO	- / +3	2	✓ Closing fragment
07-26 14:47	20m	0 / -	RA3RPW	- / +4	3	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
060800  -8  680  N7AJ OZ5NJ RR73
060930  -9  680  W4UTZ OZ5NJ RR73
061115 -15  680  OZ5NJ UT0CK 73
061145  -9  679  OZ5NJ UA6HGM LN14 (x3)
061400 -13  680  WB8SCG OZ5NJ 73
055215 -12  286  OZ5NJ R6FX LN14
164545 -15  908  VU3OIP OZ5NJ R+05 (x2)
164645 -18  908  BG5IOG OZ5NJ R-09
165400 -11 1436  OZ5NJ EC3A -07 (x2)
170000 -11  926  OZ5NJ 7Z1BQ -02 (x2)

80m

UTC    dB Audio  Message
032115  +1 1304  OZ5NJ DL3HN JN49
032130  +5 2105  DL3HN OZ5NJ +01
032145  -3 1304  OZ5NJ DL3HN R+03
032200  +9 2104  DL3HN OZ5NJ RR73
032215  -2 1304  OZ5NJ DL3HN 73
032230  +4 2104  CQ OZ5NJ JO45 (x3)
032345 +12 1174  OZ5NJ SP5KG KO02
032415  -2 2070  OZ5NJ IU5TUG JN53
032515  +9 1174  OZ5NJ SP5KG R+07
032530  +0 2104  SP5KG OZ5NJ RR73
032545 +11 1175  OZ5NJ SP5KG 73
032600  +1 1940  CQ OZ5NJ JO45 (x2)

10m

UTC    dB Audio  Message
124945 -15 1978  G1SUM OZ5NJ R+00 (x3)
125145  +1 1978  KO4OSA OZ5NJ -09 (x2)
125245 -13 2073  CQ OZ5NJ JO45
125315 -13 2073  UB2FEK OZ5NJ +04 (x2)
125715  -8 2074  8S7DL OZ5NJ JO45 (x4)
094645 -13 2489  IU3GKQ OZ5NJ JO45
115115  -1 2690  OZ5NJ F1PBZ -19 (x2)

Decoder S/N history by band

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