ZL4IV — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving ZL4IV, decoded by SO8OO in southeastern Poland. 97 related FT8 messages, observed on 40m, 20m, 10m, across 4 UTC dates. Heard between 2026-07-18 and 2026-08-19.
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 ZL4IV 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 | ZL4IV S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-19 06:09 | 40m | - / - | IW8RQA | -10 / - | 2 | Partial capture |
| 08-19 06:09 | 40m | - / - | OE3DXA | +7 / - | 4 | Partial capture |
| 08-19 06:02 | 40m | - / - | IZ3ATV | -12 / - | 7 | Partial capture |
| 08-19 05:58 | 40m | - / - | DH5BM | -11 / - | 2 | Partial capture |
| 08-19 05:58 | 40m | - / -12 | DL6MRS | -8 / - | 10 | ✓ Closing fragment |
| 08-19 05:49 | 40m | - / - | DL9OE | -6 / - | 2 | Partial capture |
| 08-19 05:47 | 40m | - / +1 | OE9DAI | -10 / - | 4 | ✓ Closing fragment |
| 08-19 05:45 | 40m | - / - | DL6MRS | -7 / - | 14 | Partial capture |
| 08-15 05:11 | 20m | - / -12 | S50RJ | -5 / - | 3 | ✓ Closing fragment |
| 08-15 05:08 | 20m | - / -15 | IZ3EAW | +3 / - | 5 | ✓ Closing fragment |
| 08-15 05:02 | 20m | - / -10 | IU2HUQ | -11 / - | 2 | ✓ Closing fragment |
| 08-15 04:53 | 20m | - / - | IZ3EAW | -6 / - | 6 | Partial capture |
| 08-15 04:27 | 20m | - / - | LZ3SD | -14 / - | 2 | Partial capture |
| 08-11 06:23 | 20m | - / - | F1BHB | -20 / - | 2 | Partial capture |
| 08-11 06:22 | 20m | - / -11 | IZ5SIH | -12 / - | 3 | ✓ Closing fragment |
| 08-11 06:21 | 20m | - / 0 | F1PBZ | +2 / - | 2 | Partial capture |
| 08-11 05:54 | 20m | - / - | IU6QLJ | +1 / - | 3 | Partial capture |
| 08-11 05:22 | 20m | - / -12 | F4EIK | -18 / - | 2 | Partial capture |
| 08-11 05:10 | 20m | - / - | IW9FRA | -18 / - | 3 | Partial capture |
| 07-18 16:58 | 10m | - / - | IU8ADS | -6 / - | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 060300 -14 918 ZL4IV IZ3ATV JN55 060300 -8 2239 ZL4IV DL6MRS 73 060400 -16 2422 ZL4IV S54E -04 060500 -10 527 ZL4IV IZ3ATV JN55 (x5) 060930 +7 581 ZL4IV OE3DXA JN88 060930 -11 320 ZL4IV IW8RQA JM88 060930 -12 655 ZL4IV ON7DJ JO21 061000 +9 582 ZL4IV OE3DXA JN88 (x2) 061030 -10 320 ZL4IV IW8RQA JM88 061100 +4 582 ZL4IV OE3DXA JN88
UTC dB Audio Message 045500 -4 1060 ZL4IV IZ3EAW JN55 (x3) 050230 -14 712 ZL4IV IU2HUQ -10 (x2) 050800 +2 712 ZL4IV IZ3EAW JN55 050830 -15 1851 ZL4IV IK4TVP -12 050830 +0 713 ZL4IV IZ3EAW JN55 (x2) 050930 +2 712 ZL4IV IU2RJH JN55 051000 +5 713 ZL4IV IZ3EAW R-15 (x2) 051130 -5 712 ZL4IV S50RJ JN65 (x3)
UTC dB Audio Message 165800 -5 1639 ZL4IV IU8ADS JN70 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.