IZ4TOA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Italy Locator transmitted in a decoded message: JN54

Receiver-side FT8 activity involving IZ4TOA, decoded by SO8OO in southeastern Poland. 84 related FT8 messages, 20 CQ messages, observed on 160m, 80m, 60m, 20m, across 5 UTC dates. Heard between 2026-06-27 and 2026-08-21.

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

-3 dB

Mean decoder S/N

Bands

80m 20m 60m 160m

First seen: 2026-06-27
Last seen: 2026-08-21 18:45 UTC

Frequent QSO partners observed at SO8OO

Stations IZ4TOA worked most often, as logged from our receiver:

F6BHK · France ×2 DM3RCK · Fed. Rep. of Germany BG7BVI · China BD8ELZ · China OH1LA · Finland SP2OSA · Poland RK3AQ · European Russia JF2RYX · Japan BV2NF · Taiwan M7MOK · England F4ISR · France YL3IY · Latvia

Activity Heatmap

Locator transmitted by IZ4TOA

Approximate centre of JN54, decoded 2026-08-21 20:45 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	IZ4TOA S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 19:44	20m	+15 / -15	DJ2OJ	+1 / -18	2	Partial capture
08-21 19:41	20m	+8 / -	OH1LA	- / -8	3	✓ Closing fragment
08-21 19:28	20m	+12 / -	F6BHK	- / +5	2	✓ Closing fragment
08-21 19:28	20m	+6 / -	CT1BFP	-11 / -3	4	Partial capture
08-21 19:12	20m	+8 / -	BG7BVI	- / -4	2	✓ Closing fragment
08-21 19:11	20m	+8 / -	VR2VLG	- / -20	3	✓ Closing fragment
08-15 09:10	20m	-8 / -	OZ7DR	- / -9	2	Partial capture
08-15 09:07	20m	-12 / -	HB9OAB	- / -	3	Partial capture
08-05 21:11	40m	+3 / -	BV2NF	- / -16	3	✓ Closing fragment
08-03 12:17	20m	-22 / -	M7MOK	- / -12	3	✓ Closing fragment
08-03 12:05	20m	-13 / -	YO6LM	+6 / -	2	✓ Closing observed
08-03 12:03	20m	-10 / +3	EA3HMM	-4 / -6	4	Partial capture
08-03 11:53	20m	-18 / -	N5WIN	- / -	2	Partial capture
08-02 20:18	40m	-9 / -	HL3LMS	- / -16	3	Partial capture
08-02 20:16	40m	-9 / -	VK3JMA	- / -22	3	✓ Closing fragment
08-02 19:57	160m	-3 / -	UA3ZNQ	-4 / -12	4	Partial capture
08-02 19:55	160m	+2 / -	F4ISR	-7 / -1	5	✓ Closing observed
08-02 19:54	160m	-2 / -18	SQ9BC	-12 / -11	4	✓ Full exchange observed
08-02 19:53	160m	-2 / -8	DM3RCK	-13 / -8	3	✓ Full exchange observed
08-02 19:52	160m	-2 / -13	UR5KC	+8 / -10	6	✓ Full exchange observed
08-02 19:49	160m	-3 / -18	SP2OSA	-11 / -11	6	✓ Full exchange observed
08-02 19:49	160m	-1 / -8	ES4TIX	-17 / -20	5	Partial capture
08-02 19:49	160m	+6 / +5	UT4WT	+5 / -6	8	Partial capture
08-01 19:30	20m	+1 / -	JF2RYX	- / -14	3	✓ Closing fragment
08-01 19:28	20m	0 / -	9V1DE	- / -14	3	✓ Closing fragment
07-28 20:22	60m	-5 / -15	YL3IY	-18 / -10	5	✓ Full exchange observed
07-28 18:41	40m	-14 / -	ZL1RPC	- / -14	4	✓ Closing fragment
07-28 18:36	20m	- / -1	GJ0KYZ	+4 / -	3	Partial capture
07-28 17:53	20m	- / -	UA4HBJ	-12 / -	3	Partial capture
06-27 21:38	160m	-5 / -18	GB1500M	-8 / -5	4	Partial capture
06-27 21:34	80m	- / -	DL1HTB	-24 / -	3	Partial capture
06-27 21:34	80m	-3 / -23	RK3AQ	-5 / -	4	✓ Closing observed
06-27 21:33	80m	+2 / -	EB3DBR	- / -8	2	Partial capture
06-27 21:28	80m	0 / +2	DO5UH/P	+2 / -4	5	✓ Full exchange observed
06-27 21:25	80m	-8 / +1	F6BHK	-17 / -8	3	✓ Full exchange observed
06-27 21:23	80m	+1 / -	RK3AQ	-2 / -8	2	Partial capture
06-27 21:22	80m	-3 / -	E70SZ	+4 / 0	7	✓ Full exchange observed
06-27 21:22	80m	+4 / -2	F1PBZ	-15 / -10	4	✓ Full exchange observed
06-27 19:32	20m	+4 / -	BD8ELZ	- / -12	2	✓ Closing fragment
06-15 17:42	40m	+7 / -	9M2RSI	- / -9	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
192915 +14  573  F6BHK IZ4TOA RR73
192930 -14 1617  IZ4TOA CT1BFP IM59
192945  +6 1617  CT1BFP IZ4TOA -03
193000 -10 1616  IZ4TOA CT1BFP IM59
194015 +14 2625  CQ IZ4TOA JN54 (x3)
194145  +7 1599  OH1LA IZ4TOA -08 (x3)
194345 +17  720  CQ IZ4TOA JN54
194415 +15  722  DJ2OJ IZ4TOA -18
194430  +1  724  IZ4TOA DJ2OJ R-15
204445 +16 2702  CQ IZ4TOA JN54 (x2)

40m

UTC    dB Audio  Message
184200 -12 1463  ZL1RPC IZ4TOA R-14 (x3)
192330  -8 1611  VK4FFF IZ4TOA JN54
201630  -9 1734  VK3JMA IZ4TOA JN54 (x3)
201830  -9 1526  HL3LMS IZ4TOA JN54 (x3)
202145  -9 1734  YB2TTM IZ4TOA JN54
211130  +2 2706  BV2NF IZ4TOA JN54 (x3)
211400  +1  736  BD7OH IZ4TOA R-12

160m

UTC    dB Audio  Message
195430  -2 1653  CQ IZ4TOA JN54
195445  -9 2310  IZ4TOA SQ9BC -18
195500  +1 2312  SQ9BC IZ4TOA R-11
195515 -16 1377  IZ4TOA SQ9BC RR73
195530  -4 1378  SQ9BC IZ4TOA 73
195545  -6 2414  IZ4TOA F4ISR JO10
195600  -5 1723  G0WCW IZ4TOA -14
195615  -8 2414  IZ4TOA F4ISR JO10
195700  +2 2415  F4ISR IZ4TOA -01
195715  +0 1508  IZ4TOA UA3ZNQ KO81
195730  +2 2416  F4ISR IZ4TOA RR73
195745  -5 1508  IZ4TOA UA3ZNQ KO81
195745  -7 2416  IZ4TOA F4ISR 73
195815  -7 1565  IZ4TOA UA3ZNQ KO81
195830  -3 1565  UA3ZNQ IZ4TOA -12

60m

UTC    dB Audio  Message
202245  -4 1465  YL3IY IZ4TOA JN54
202300 -19 1464  IZ4TOA YL3IY -15
202315  -5 1464  YL3IY IZ4TOA R-10
202330 -17 1464  IZ4TOA YL3IY RR73
202345  -5 1464  YL3IY IZ4TOA 73
202415  -2 1245  CQ IZ4TOA JN54 (x2)

80m

UTC    dB Audio  Message
212915  +5 2299  CQ IZ4TOA JN54 (x3)
213045  +2 2299  <...> IZ4TOA -08
213100 -24 1602  IZ4TOA DL1HTB JO40
213145  +4 2299  CQ IZ4TOA JN54
213300  +4  499  EB3DBR IZ4TOA -08 (x2)
213400  -6 2242  IZ4TOA RK3AQ KO85
213400 -24 1602  IZ4TOA DL1HTB JO40 (x2)
213430  -1 2242  IZ4TOA RK3AQ R-23
213445  -3 2243  RK3AQ IZ4TOA RR73
213500  -7 2242  IZ4TOA RK3AQ 73
213530 -24 1603  IZ4TOA DL1HTB JO40

Decoder S/N history by band

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