IU4AAJ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IU4AAJ, decoded by SO8OO in southeastern Poland. 54 related FT8 messages, 1 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 7 UTC dates. Heard between 2026-08-04 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
Frequent QSO partners observed at SO8OO
Stations IU4AAJ worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IU4AAJ
Approximate centre of JN54, decoded 2026-08-24 06:02 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 | IU4AAJ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 08:20 | 20m | - / -18 | II7MGMU | -13 / - | 2 | Partial capture |
| 08-24 08:08 | 20m | - / -18 | II7MGMU | -10 / - | 2 | Partial capture |
| 08-23 18:18 | 20m | - / -7 | 7X3WPL | -14 / - | 3 | ✓ Closing fragment |
| 08-23 17:22 | 20m | - / +3 | G4FHL | +4 / - | 3 | ✓ Closing fragment |
| 08-23 16:49 | 20m | - / -13 | 4X1UF | -9 / - | 2 | ✓ Closing fragment |
| 08-23 16:33 | 20m | - / -22 | RY7G | +7 / - | 3 | ✓ Closing fragment |
| 08-23 16:33 | 20m | - / -14 | CT1BFP | 0 / - | 12 | ✓ Closing fragment |
| 08-22 07:41 | 20m | - / - | 4O4DB | 0 / - | 2 | Partial capture |
| 08-21 10:50 | 20m | - / -9 | OK2CNI | +2 / - | 2 | ✓ Closing fragment |
| 08-20 08:40 | 20m | - / -20 | HA1BF | -4 / - | 2 | ✓ Closing fragment |
| 08-19 19:48 | 80m | - / -12 | SP9UOP | +10 / - | 2 | Partial capture |
| 08-19 19:48 | 80m | -23 / -14 | YU7AS | +7 / - | 2 | Partial capture |
| 08-19 19:46 | 80m | - / -17 | DK7ZT | 0 / - | 2 | ✓ Closing fragment |
| 08-04 20:56 | 60m | - / -12 | G4ZFJ | +2 / - | 5 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 164945 -14 2675 IU4AAJ 4X1UF -13 (x2) 172215 -1 1029 IU4AAJ G4FHL R+03 (x3) 181830 -13 1297 IU4AAJ 7X3WPL -07 (x3) 182115 -13 2140 IU4AAJ E79AN -18 060200 -16 2336 CQ IU4AAJ JN54 080815 -11 980 IU4AAJ II7MGMU -18 (x4) 090845 -12 837 IU4AAJ TK4QP -04
UTC dB Audio Message 073515 -16 1032 IU4AAJ HA1DSL 73
UTC dB Audio Message 210100 +3 717 IU4AAJ HB10GBT -09 194645 +4 1319 IU4AAJ DK7ZT -17 (x2) 194800 -23 1319 YU7AS IU4AAJ JN54 194845 +7 1147 IU4AAJ SP9UOP -12 (x2) 194915 +7 1390 IU4AAJ YU7AS -14
UTC dB Audio Message 142530 -24 1712 IU4AAJ DK7ZT -25
UTC dB Audio Message 205430 -15 1733 IU4AAJ <...> -12 205600 +6 945 IU4AAJ G4ZFJ JO01 205630 -15 2273 IU4AAJ EA1AJT 73 205630 +4 945 IU4AAJ G4ZFJ JO01 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.