4Z5IY — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving 4Z5IY, decoded by SO8OO in southeastern Poland. 42 related FT8 messages, 2 CQ messages, observed on 40m, across 4 UTC dates. Heard between 2026-05-27 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 4Z5IY worked most often, as logged from our receiver:
Activity Heatmap
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 | 4Z5IY S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 18:04 | 40m | - / - | DG5BCR | -8 / - | 5 | Partial capture |
| 08-24 18:02 | 40m | - / -11 | LY1DY | -3 / - | 7 | Partial capture |
| 08-24 18:01 | 40m | - / -11 | RU4SS | -9 / - | 3 | ✓ Closing fragment |
| 08-24 17:58 | 40m | - / -19 | DB9LG | +6 / - | 4 | ✓ Closing fragment |
| 08-24 17:55 | 40m | -16 / - | F4MGP | -19 / -9 | 4 | ✓ Closing observed |
| 08-24 17:54 | 40m | - / - | DH5BO | -4 / - | 2 | Partial capture |
| 06-05 18:54 | 40m | - / - | DL5BWG | -12 / - | 2 | Partial capture |
| 06-05 18:50 | 40m | - / -15 | UW2ZO | +6 / - | 2 | ✓ Closing fragment |
| 06-05 18:50 | 40m | - / - | ON3DPA | -16 / - | 3 | Partial capture |
| 05-27 03:33 | 40m | - / -12 | F4BYA | 0 / - | 4 | ✓ Closing fragment |
| 05-27 03:30 | 40m | - / -10 | YO9IAB | +6 / - | 4 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 180130 -8 1347 4Z5IY RU4SS LO36 (x2) 180200 -3 1822 4Z5IY LY1DY KO14 180230 -10 1347 4Z5IY RU4SS 73 180230 -5 1822 4Z5IY LY1DY KO14 (x2) 180400 -9 1822 4Z5IY DG5BCR JO33 (x3) 180530 -3 2164 4Z5IY LY1DY R-11 180530 -7 1822 4Z5IY DG5BCR JO33 (x2) 180600 -3 2164 4Z5IY LY1DY R-11 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.