IZ5MMT — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Italy Locator transmitted in a decoded message: JN52

Receiver-side FT8 activity involving IZ5MMT, decoded by SO8OO in southeastern Poland. 562 related FT8 messages, 337 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 19 UTC dates. Heard between 2026-06-04 and 2026-08-24.

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

562

Related messages

337

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

80m 20m 60m 40m 10m

First seen: 2026-06-04
Last seen: 2026-08-24 15:00 UTC

Frequent QSO partners observed at SO8OO

Stations IZ5MMT worked most often, as logged from our receiver:

TN8GD · Republic of the Congo ×2 A41ZZ · Oman ×2 OO0O · Belgium ×2 RC6OD · European Russia ×2 TT1GD · Chad ×2 DA6IT · Fed. Rep. of Germany ×2 BG7BMG · China ×2 F1PBZ · France ×2 EA8DNB · Canary Islands ×2 EI5KG · Ireland ×2 EA9AA · Ceuta & Melilla ×2 EA5JKM · Spain

Activity Heatmap

Locator transmitted by IZ5MMT

Approximate centre of JN52, decoded 2026-08-24 16:53 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	IZ5MMT S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-24 17:00	20m	-13 / -	M0TKC	+5 / -	3	✓ Closing observed
08-24 16:59	20m	- / -13	EA5IHI	-10 / -	2	✓ Closing fragment
08-24 16:55	20m	- / -	PD0PWH	-4 / -	3	Partial capture
08-24 16:51	20m	-17 / -	R7OV	-1 / -7	2	Partial capture
08-24 16:45	20m	- / -7	EA5W	-8 / -	2	✓ Closing fragment
08-24 16:20	20m	- / 0	OZ1BUR	+3 / -	4	✓ Closing fragment
08-21 21:18	20m	-7 / -	VK4FFF	- / -12	3	✓ Closing fragment
08-21 20:41	60m	-9 / -2	DD7EE	-16 / -13	7	✓ Full exchange observed
08-21 20:40	60m	-3 / -	IK2WJT	- / -10	2	✓ Closing fragment
08-21 20:36	60m	-1 / -	OZ5VO	- / -20	4	✓ Closing fragment
08-21 20:33	60m	0 / -	S58Z	- / -8	5	✓ Closing fragment
08-21 20:29	60m	0 / -	PC4H	- / -	2	Partial capture
08-21 20:27	60m	+2 / -3	OZ1LXL	+2 / -1	4	✓ Full exchange observed
08-21 20:20	40m	+7 / -9	JI3VUB	-21 / -8	5	✓ Full exchange observed
08-21 20:18	40m	+8 / -	JM1DVM	- / -14	3	✓ Closing fragment
08-21 20:17	40m	+6 / -	ZL2NU	- / -	2	Partial capture
08-21 20:14	40m	+7 / -	R3PLN/P	- / -8	3	Partial capture
08-21 20:11	40m	+5 / -	ZL2NU	- / -17	5	Partial capture
08-21 20:10	40m	+5 / -11	SA3YTA	-7 / -13	4	✓ Full exchange observed
08-21 20:07	40m	+3 / -	DG2JA	+1 / -8	3	Partial capture
08-21 20:07	40m	+4 / -	ZL2NU	- / -	2	Partial capture
08-21 20:05	40m	+9 / -	JR7ILA	- / -13	3	✓ Closing fragment
08-21 20:04	40m	+4 / -	HB9XBY	- / -	2	Partial capture
08-21 20:01	40m	+1 / -	R3PLN/P	- / -12	3	✓ Closing fragment
08-19 20:54	60m	-11 / +7	F6GPT	-15 / -	2	Partial capture
08-19 20:52	60m	-12 / -2	SP2WZ	-9 / -6	4	✓ Full exchange observed
08-19 20:50	60m	0 / +6	DR800WE	+8 / +1	3	Partial capture
08-19 20:48	60m	-3 / -3	OJ0JR	-2 / -10	5	✓ Full exchange observed
08-19 20:47	60m	-11 / -5	LB8MG	-3 / -9	4	✓ Full exchange observed
08-19 20:43	40m	+1 / -	Z34CMF	- / -8	3	✓ Closing fragment
08-19 20:35	40m	+2 / -	<...>	- / -10	11	Partial capture
08-19 20:32	40m	-1 / -	Z34CMF	- / -9	3	Partial capture
08-19 20:30	40m	+4 / +10	GB64MOD	-2 / +1	3	Partial capture
08-19 20:21	40m	-7 / -	VK6BAD	- / -	2	Partial capture
08-19 20:13	40m	-14 / -	EA8DNB	- / -12	2	✓ Closing fragment
08-19 20:09	40m	-13 / -	5A1AL	- / -	3	Partial capture
08-19 20:01	40m	-8 / -	EA5XA	- / +2	2	✓ Closing fragment
08-19 19:58	40m	-6 / -	EA9AA	- / -10	6	✓ Closing fragment
08-19 19:54	40m	-5 / -	JF1UVJ	- / -4	3	✓ Closing fragment
08-19 19:53	40m	-6 / -	DM3XD	- / -7	2	Partial capture
08-19 19:51	40m	-4 / -	M1DBX	- / -7	2	✓ Closing fragment
08-19 19:49	40m	-4 / +5	DL2BU	-10 / -13	4	✓ Full exchange observed
08-19 19:48	40m	-5 / -	UT2UCC	- / -16	2	✓ Closing fragment
08-19 19:45	40m	-4 / -19	RZ6AKF	+2 / +3	6	✓ Full exchange observed
08-19 19:41	40m	-5 / -6	DL1SUZ	+1 / +1	5	✓ Full exchange observed
08-19 19:39	40m	-4 / -11	F4NJZ	-17 / +5	3	✓ Full exchange observed
08-19 19:31	40m	-3 / -	6M0MM	- / -13	3	✓ Closing fragment
08-19 19:27	40m	-2 / -	R9WGG	- / -1	3	✓ Closing fragment
08-19 19:25	40m	0 / -	DL7ROB	- / +1	2	✓ Closing fragment
08-19 19:14	40m	-9 / -3	UB3AMO	-5 / -3	5	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
164530  -7 1182  IZ5MMT EA5W R-07 (x2)
164900 -12 1568  IZ5MMT DB1EF JO41
165100  -1  777  IZ5MMT R7OV KN87
165245 -17  777  R7OV IZ5MMT -07
165315 -17  777  CQ IZ5MMT JN52                        a1
165415 -19  777  JR1UTC IZ5MMT 73
165500  -4  777  IZ5MMT PD0PWH JO21 (x3)
165900  -8 2376  IZ5MMT EA5IHI -13 (x2)
170000  +8 1929  IZ5MMT M0TKC IO91 (x2)
170115 -13  776  M0TKC IZ5MMT RR73

60m

UTC    dB Audio  Message
203545  -3 2590  S58Z IZ5MMT 73
203615  -2  721  OZ5VO IZ5MMT JN52 (x4)
203915 -11 1920  PC4H IZ5MMT JN52
204015  -2  792  IK2WJT IZ5MMT R-10 (x2)
204130 -16 1485  IZ5MMT DD7EE JO41
204145 -11 1486  DD7EE IZ5MMT -13
204200 -18 1485  IZ5MMT DD7EE R-02
204215  -9 1486  DD7EE IZ5MMT -13
204230 -14 1485  IZ5MMT DD7EE R-02
204245  -8 1486  DD7EE IZ5MMT RR73
204300 -15 1485  IZ5MMT DD7EE 73

40m

UTC    dB Audio  Message
201315  +2  388  ZL2NU IZ5MMT R-17
201430  +6  388  R3PLN/P IZ5MMT JN52 (x3)
201645  +5  388  XU7O IZ5MMT JN52
201715  +6  388  ZL2NU IZ5MMT JN52 (x2)
201845  +7  388  JM1DVM IZ5MMT JN52 (x3)
202015  +8  388  JI3VUB IZ5MMT JN52 (x2)
202100 -21 2115  IZ5MMT JI3VUB -09
202115  +9  388  JI3VUB IZ5MMT R-08 (x2)

80m

UTC    dB Audio  Message
225145  +3  595  GM4GZW IZ5MMT R-06
225200 +14  595  IZ5MMT GM4GZW RR73
225215  +0  595  GM4GZW IZ5MMT R-06
225230 +13  595  IZ5MMT GM4GZW RR73
225245  +4  595  GM4GZW IZ5MMT 73
225530  +3  702  DO5UH/P IZ5MMT JN52
225545  +4  702  IZ5MMT DO5UH/P -01
225600  +5  701  DO5UH/P IZ5MMT R-06
225615  +9  702  IZ5MMT DO5UH/P RR73
225630  +3  702  DO5UH/P IZ5MMT 73
225630  +3  426  IZ5MMT DO8JB JO32
225645 -20  786  IZ5MMT IU5HIU JN53
225700  -1  786  IU5HIU IZ5MMT -03 (x2)
225745 -15  786  IZ5MMT IU5HIU 73

10m

UTC    dB Audio  Message
094245 -14 1281  OZ7FOC IZ5MMT 73
094315  -9  682  <...> IZ5MMT JN52 (x2)
094545 -12 1063  YT2DZB IZ5MMT R+25 (x2)
094645 -15 2209  UX2SB IZ5MMT JN52 (x2)
094815  -7 2725  UR3RAM IZ5MMT JN52 (x2)
094945  -7 2594  DN9BLN IZ5MMT JN52 (x2)
095115 -20 2204  EA5JKM IZ5MMT R-07 (x2)
095215 -13 1360  HA1ZW IZ5MMT JN52
152400 -15  840  7Z1BQ IZ5MMT 73

Decoder S/N history by band

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