IU5RPJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Italy Locator transmitted in a decoded message: JN53

Receiver-side FT8 activity involving IU5RPJ, decoded by SO8OO in southeastern Poland. 110 related FT8 messages, 68 CQ messages, observed on 40m, 20m, across 8 UTC dates. Heard between 2026-05-26 and 2026-08-08.

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

110

Related messages

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-05-26
Last seen: 2026-08-08 02:46 UTC

Frequent QSO partners observed at SO8OO

Stations IU5RPJ worked most often, as logged from our receiver:

YL3ATE · Latvia R4FDK · European Russia ON4MAP · Belgium DL8TV · Fed. Rep. of Germany EA3FZN · Spain R2EA/P · European Russia DL1R · Fed. Rep. of Germany UA3VFL · European Russia PA2AMJ · Netherlands AA2T · United States EA5JNN · Spain DG6TOM · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by IU5RPJ

Approximate centre of JN53, decoded 2026-07-30 04:06 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	IU5RPJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
07-30 04:03	20m	-15 / -	WA3MH	- / -16	3	Partial capture
07-12 02:11	40m	-15 / -	UA3VFL	- / -9	2	✓ Closing fragment
06-29 10:26	20m	-18 / -12	PA2AMJ	-22 / -	3	✓ Closing observed
06-29 10:20	20m	-13 / +2	DL1R	-15 / -1	16	✓ Full exchange observed
06-29 10:18	20m	-7 / -	EA3FZN	- / -6	2	✓ Closing fragment
06-29 10:16	20m	-10 / -	UR5WCS	- / -13	2	✓ Closing fragment
06-29 10:12	20m	-12 / -13	DG6TOM	-24 / +1	4	✓ Full exchange observed
06-01 13:14	20m	- / -6	F1PBZ	-2 / -	2	Partial capture
05-30 03:52	20m	- / -	R6DVV	-11 / -	4	Partial capture
05-30 03:39	40m	- / +2	DL1UDO	-9 / -	2	Partial capture
05-30 03:30	40m	-1 / 0	ON4MAP	-16 / -	3	✓ Closing observed
05-30 03:24	40m	-2 / -	AA2T	- / -5	2	✓ Closing fragment
05-30 03:05	40m	-2 / -	R4FDK	- / -10	3	✓ Closing fragment
05-30 03:00	40m	-3 / -	YL3ATE	- / -14	2	✓ Closing fragment
05-29 03:52	40m	- / +3	DL8TV	+2 / -	2	✓ Closing fragment
05-29 03:45	40m	-2 / -14	R2EA/P	-6 / -5	4	✓ Full exchange observed
05-29 03:11	40m	+2 / -	SP4TKA	- / -6	2	✓ Closing fragment
05-29 03:09	40m	-1 / -	SP5DUJ	- / -10	2	Partial capture
05-29 03:07	40m	-1 / +7	OH1LA	-6 / -5	7	✓ Full exchange observed
05-29 03:02	40m	+2 / -13	F4FPR	-9 / -5	5	✓ Full exchange observed
05-26 04:15	20m	- / -22	RA6FSV	-8 / -	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
102315 -10 1738  IU5RPJ DL1R R+02 (x5)
102615 -21 1738  IU5RPJ PA2AMJ R-12 (x2)
102730 -18 1738  PA2AMJ IU5RPJ RR73
102930 -18 1737  OE6JFG IU5RPJ -02
040315 -13 1741  WA3MH IU5RPJ -16 (x3)
040545 -17 1741  CQ IU5RPJ JN53 (x2)
044600 -14 1820  IU5RPJ EA5JNN 73

40m

UTC    dB Audio  Message
032945  -2 1928  CQ IU5RPJ JN53
033030 -16 1537  IU5RPJ ON4MAP R+00
033045  -1 1927  ON4MAP IU5RPJ RR73
033100 -17 1536  IU5RPJ ON4MAP 73
033745  +0 1928  CQ IU5RPJ JN53
033900  -7 1614  IU5RPJ DL1UDO JO31 (x2)
034345  -2 1928  CQ IU5RPJ JN53 (x4)
021130  +0 2721  IU5RPJ IQ4JO JN63
021145 -13 1704  UA3VFL IU5RPJ R-09 (x2)
021530 -10 1704  CX6TU IU5RPJ -19

Decoder S/N history by band

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