IU1FFU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IU1FFU, decoded by SO8OO in southeastern Poland. 74 related FT8 messages, 11 CQ messages, observed on 60m, 40m, 20m, 10m, across 10 UTC dates. Heard between 2026-05-30 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
Frequent QSO partners observed at SO8OO
Stations IU1FFU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IU1FFU
Approximate centre of JN45, decoded 2026-08-15 15:15 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 | IU1FFU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-15 15:15 | 20m | -21 / -1 | MM0IYT | -11 / -1 | 5 | Partial capture |
| 08-15 15:05 | 20m | -22 / - | S55A | - / -10 | 3 | Partial capture |
| 07-20 19:58 | 20m | -8 / -15 | CT1BFP | -16 / -19 | 5 | ✓ Full exchange observed |
| 06-28 22:14 | 60m | - / -4 | G4ZFJ | -3 / - | 3 | ✓ Closing fragment |
| 06-28 22:12 | 60m | - / - | DH0GSU | -7 / - | 4 | Partial capture |
| 06-28 22:12 | 60m | - / -8 | G8OO | -6 / - | 3 | ✓ Closing fragment |
| 06-28 22:01 | 20m | - / - | DL3RAJ | -10 / - | 6 | Partial capture |
| 06-18 22:06 | 40m | -12 / - | LB9ZG | - / - | 2 | Partial capture |
| 06-18 22:02 | 40m | -16 / - | Z62NS | -2 / - | 6 | ✓ Closing observed |
| 06-13 13:52 | 10m | - / -15 | 5Z4VJ | -12 / - | 2 | ✓ Closing fragment |
| 06-11 19:01 | 40m | - / -14 | IQ2DB | -3 / - | 4 | ✓ Closing fragment |
| 06-11 18:53 | 40m | -15 / - | EX7CQ | - / - | 6 | Partial capture |
| 06-08 19:16 | 40m | -10 / -6 | DJ0MAB | +2 / +2 | 4 | ✓ Full exchange observed |
| 06-08 19:15 | 40m | -10 / - | 9A4AA | - / - | 2 | Partial capture |
| 06-06 23:32 | 40m | -8 / +7 | F4MNH | -10 / 0 | 5 | ✓ Full exchange observed |
| 06-06 23:31 | 40m | 0 / - | Z62NS | - / - | 3 | Partial capture |
| 06-06 23:04 | 20m | -11 / - | HK3W | - / - | 2 | Partial capture |
| 06-06 22:56 | 20m | -16 / - | YO6OGW | - / -15 | 5 | Partial capture |
| 06-06 22:54 | 20m | -21 / - | HK3W | - / - | 2 | Partial capture |
| 06-06 22:51 | 20m | -14 / -12 | WB2BIN | -5 / +4 | 6 | ✓ Full exchange observed |
| 06-06 22:47 | 40m | - / -13 | CT1EKD | -5 / - | 2 | Partial capture |
| 06-06 22:36 | 40m | -8 / - | CT1EKD | - / - | 4 | Partial capture |
| 06-06 22:35 | 40m | -8 / - | YT2TW | - / - | 2 | Partial capture |
| 06-06 22:32 | 40m | -8 / +3 | DK3ID | +12 / +8 | 10 | ✓ Full exchange observed |
| 06-06 22:30 | 40m | -5 / - | PD4RJ | -11 / +6 | 4 | ✓ Closing observed |
| 06-06 22:22 | 60m | - / -19 | SP2CRY | -11 / - | 3 | ✓ Closing fragment |
| 06-06 22:20 | 60m | - / +10 | DK7ZT | -16 / - | 2 | ✓ Closing fragment |
| 06-06 22:14 | 60m | - / - | HF5A | +1 / - | 3 | Partial capture |
| 06-06 22:12 | 60m | - / -4 | F1IQH | -7 / - | 3 | ✓ Closing fragment |
| 05-30 10:11 | 20m | -16 / - | 2E0OEW | - / -10 | 3 | ✓ Closing fragment |
| 05-30 10:09 | 20m | -24 / - | RV6MX | -15 / -16 | 3 | Partial capture |
| 05-30 10:06 | 20m | - / -3 | EA1AHP | -18 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 195900 -6 638 CT1BFP IU1FFU R-19 195915 -16 1617 IU1FFU CT1BFP RR73 195930 -9 638 CT1BFP IU1FFU 73 145545 -14 637 HA1BF IU1FFU JN45 150330 -24 1901 OZ4HAM IU1FFU 73 150500 -22 1901 OK1IG IU1FFU JN45 150530 -21 1901 S55A IU1FFU -10 (x3) 151100 -22 1900 CT1BCP IU1FFU JN45 151500 -17 1901 MM0IYT IU1FFU JN45 151515 -11 1284 IU1FFU MM0IYT -01 151530 -22 1901 MM0IYT IU1FFU R-01 151545 -11 1283 IU1FFU MM0IYT -01 151600 -24 1901 MM0IYT IU1FFU R-01
UTC dB Audio Message 222030 -14 1532 IU1FFU DK7ZT +10 (x2) 222200 -13 1424 IU1FFU SP2CRY -19 (x3) 221200 -19 1970 IU1FFU DH0GSU JN48 221200 -6 230 IU1FFU G8OO JO02 (x2) 221230 -3 1970 IU1FFU DH0GSU JN48 221300 -6 230 IU1FFU G8OO 73 221300 -2 1970 IU1FFU DH0GSU JN48 (x2) 221430 -3 914 IU1FFU G4ZFJ JO01 (x3)
UTC dB Audio Message 185815 -10 1693 EX7CQ IU1FFU JN45 190130 +0 1521 IU1FFU IQ2DB -14 (x4) 220245 -16 1660 Z62NS IU1FFU JN45 (x4) 220530 -3 684 IU1FFU Z62NS +12 (x2) 220645 -8 934 LB9ZG IU1FFU JN45 (x2) 215830 -2 2732 IU1FFU IQ4JO JN63 215930 -18 1809 IU1FFU F5RRS JN36
UTC dB Audio Message 135245 -13 1036 IU1FFU 5Z4VJ -15 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.