I5YDO — FT8 activity observed at SO8OO

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

Receiver-side FT8 activity involving I5YDO, decoded by SO8OO in southeastern Poland. 26 related FT8 messages, 20 CQ messages, observed on 10m, across 4 UTC dates. Heard between 2026-05-31 and 2026-07-20.

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

Related messages

CQ messages

UTC dates heard

+1 dB

Mean decoder S/N

Bands

10m

First seen: 2026-05-31
Last seen: 2026-07-20 06:29 UTC

Frequent QSO partners observed at SO8OO

Stations I5YDO worked most often, as logged from our receiver:

SP9OJ · Poland F1PBZ · France SV1SFZ · Greece UR5WAI · Ukraine UR5TMZ · Ukraine DN9KB · Fed. Rep. of Germany CS7BDU · Portugal EA2BHE · Spain SP8IPJ · Poland DN9KL · Fed. Rep. of Germany PD9FLX · Netherlands IQ5VK · Italy

Activity Heatmap

Locator transmitted by I5YDO

Approximate centre of JN53, decoded 2026-06-20 15:54 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	I5YDO S/N	Counterpart	Counterpart S/N	Msgs	Capture
06-20 15:41	10m	- / -5	F1PBZ	+3 / -	2	✓ Closing fragment
06-20 15:23	10m	-6 / -	CS7BDU	- / -6	9	✓ Closing fragment
06-01 15:01	10m	+7 / -	UR5TMZ	- / -17	4	✓ Closing fragment
06-01 14:58	10m	+8 / -	DN9KL	- / -3	2	✓ Closing fragment
05-31 08:43	10m	-8 / -	SV1SFZ	- / -3	2	✓ Closing fragment
05-31 08:30	10m	+12 / -	OM7TJ	- / +2	2	✓ Closing fragment
05-31 08:28	10m	+11 / -	DN9KB	- / -4	2	✓ Closing fragment
05-31 08:26	10m	+8 / -	SP9OJ	- / -8	4	✓ Closing fragment
05-31 08:23	10m	+9 / -	IQ5VK	- / -15	3	✓ Closing fragment
05-31 08:22	10m	+13 / -	SP8IPJ	- / -16	2	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

10m

UTC    dB Audio  Message
152315  -2 2419  CS7BDU I5YDO -06 (x9)
153545 -15 2102  LX1RFJ I5YDO R+15
154100  +8 2632  I5YDO F1PBZ -05 (x2)
155445  -9 2549  CQ I5YDO JN53                         a1
155600  -5 1594  I5YDO PD9FLX 73
082930 -13 1911  I5YDO F5ADE JN07

Decoder S/N history by band

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