IZ5IOS — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IZ5IOS, decoded by SO8OO in southeastern Poland. 138 related FT8 messages, 74 CQ messages, observed on 40m, 20m, 10m, across 13 UTC dates. Heard between 2026-06-04 and 2026-08-23.
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 IZ5IOS worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IZ5IOS
Approximate centre of JN53, decoded 2026-08-01 08:38 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 | IZ5IOS S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 12:39 | 20m | - / 0 | F1PPH | -15 / - | 3 | ✓ Closing fragment |
| 08-23 12:36 | 20m | - / +9 | PD0PWH | +5 / - | 3 | ✓ Closing fragment |
| 08-01 08:33 | 20m | - / - | SV1EKI | +1 / - | 3 | ✓ Closing fragment |
| 08-01 08:25 | 20m | - / -14 | F1PBZ | +9 / - | 3 | Partial capture |
| 08-01 08:19 | 20m | -16 / - | VK6HPF | - / - | 2 | Partial capture |
| 08-01 08:16 | 20m | -19 / - | VK2ZR | - / -14 | 3 | ✓ Closing fragment |
| 08-01 08:11 | 20m | - / - | DL1R | -5 / - | 5 | Partial capture |
| 08-01 08:02 | 20m | -6 / - | VK3EVE | - / - | 2 | ✓ Closing fragment |
| 07-29 14:21 | 20m | - / - | F4HSB | -19 / - | 3 | ✓ Closing fragment |
| 07-15 12:28 | 20m | - / -13 | TA2ED | -17 / - | 3 | Partial capture |
| 07-02 08:42 | 20m | -14 / - | OK2TS | - / - | 2 | Partial capture |
| 07-02 08:36 | 20m | -14 / - | VK6LG | - / - | 2 | Partial capture |
| 07-02 08:29 | 20m | -12 / - | KF0YOB | - / - | 2 | Partial capture |
| 06-27 13:25 | 20m | -22 / - | KF0YOB | - / - | 2 | Partial capture |
| 06-24 21:38 | 20m | -5 / - | PY1USK | - / - | 2 | Partial capture |
| 06-24 21:36 | 20m | -2 / - | BG4UVR | - / -13 | 2 | ✓ Closing fragment |
| 06-24 21:34 | 20m | -4 / - | CX8DS | - / -15 | 3 | ✓ Closing fragment |
| 06-24 21:29 | 40m | -1 / - | IU4PPL | - / -4 | 2 | ✓ Closing fragment |
| 06-24 21:27 | 40m | -6 / - | LU7LRP | - / -20 | 5 | Partial capture |
| 06-24 21:23 | 40m | -7 / - | M6MHG | -18 / -4 | 3 | ✓ Closing observed |
| 06-24 21:20 | 40m | +8 / - | PR2AE | - / - | 2 | Partial capture |
| 06-24 21:19 | 40m | 0 / - | LU8GCJ | - / - | 2 | Partial capture |
| 06-24 21:18 | 40m | -6 / - | CT7AXN | - / -1 | 2 | ✓ Closing fragment |
| 06-24 21:15 | 40m | -6 / 0 | F1PBZ | -12 / -10 | 3 | ✓ Full exchange observed |
| 06-24 21:14 | 40m | -3 / - | ZL3TX | - / -24 | 2 | ✓ Closing fragment |
| 06-23 22:29 | 40m | -6 / - | MW7GKT | - / -6 | 2 | ✓ Closing fragment |
| 06-23 22:26 | 40m | -3 / - | OA4ENG | - / -9 | 5 | ✓ Closing fragment |
| 06-23 22:24 | 40m | -7 / - | LU1AMJ | - / - | 2 | Partial capture |
| 06-23 22:21 | 40m | -2 / - | PY2SDR | - / -17 | 2 | ✓ Closing fragment |
| 06-23 22:18 | 40m | -4 / - | PP5TI | - / -19 | 4 | ✓ Closing fragment |
| 06-23 22:14 | 40m | -6 / - | TN8GD | - / -13 | 4 | ✓ Closing fragment |
| 06-23 22:12 | 40m | -7 / - | CX5AL | - / - | 3 | Partial capture |
| 06-23 22:11 | 40m | +2 / - | RZ4FWA | -21 / -4 | 3 | ✓ Closing observed |
| 06-23 22:11 | 40m | - / - | SP9MOA | -7 / - | 2 | Partial capture |
| 06-23 22:06 | 40m | -9 / - | HG8IT | -16 / -2 | 3 | ✓ Closing observed |
| 06-23 22:03 | 40m | -9 / - | ON1JP | - / -10 | 2 | ✓ Closing fragment |
| 06-23 22:02 | 40m | -8 / - | PY2LPM | - / -14 | 6 | ✓ Closing fragment |
| 06-23 22:01 | 40m | -12 / - | SP5LST | -9 / +1 | 4 | ✓ Closing observed |
| 06-23 21:59 | 40m | -8 / - | CX2SA | - / -14 | 2 | ✓ Closing fragment |
| 06-23 21:58 | 40m | -10 / - | CA3MLY | - / - | 3 | ✓ Closing fragment |
| 06-23 21:57 | 40m | -6 / - | PP5GER | - / -14 | 2 | ✓ Closing fragment |
| 06-23 21:55 | 40m | -9 / - | LW5DR | - / -12 | 3 | ✓ Closing fragment |
| 06-23 21:53 | 40m | -5 / - | LU1VDF | - / -19 | 3 | ✓ Closing fragment |
| 06-23 21:52 | 40m | -3 / - | BD7OH | - / -12 | 2 | Partial capture |
| 06-23 21:50 | 40m | -14 / - | D2UY | - / -8 | 2 | ✓ Closing fragment |
| 06-23 21:49 | 40m | -6 / - | VK3DRN | - / -15 | 2 | ✓ Closing fragment |
| 06-23 21:47 | 40m | -6 / - | ZL4TT | - / - | 2 | Partial capture |
| 06-15 13:16 | 10m | - / - | F4HTV | -11 / - | 2 | ✓ Closing fragment |
| 06-15 13:07 | 10m | -7 / - | PT7PO | - / -22 | 3 | ✓ Closing fragment |
| 06-15 13:06 | 10m | -8 / - | UR5TMZ | - / -14 | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 082715 -21 2078 IZ5IOS ON8PR JO20 082715 -1 647 IZ5IOS DK9NP +14 083315 +0 2757 IZ5IOS SV1EKI KM18 (x3) 083800 -13 2096 CQ IZ5IOS JN53 122800 +3 749 IZ5IOS PD1GOL JO21 123000 -7 1568 IZ5IOS DB1EF JO41 123130 +0 2256 IZ5IOS DL7ARV JO62 123630 +6 2190 IZ5IOS PD0PWH JO21 (x3) 123900 -21 2189 IZ5IOS F1PPH JN07 (x3)
UTC dB Audio Message 130400 -11 1903 PU5FLP IZ5IOS RR73 130430 -4 1903 DN9AD IZ5IOS RR73 130600 -10 1903 UR5TMZ IZ5IOS -14 (x2) 130700 -8 1903 PT7PO IZ5IOS JN53 (x3) 130830 -10 1903 PP5ZM IZ5IOS JN53 (x2) 131130 -14 1925 CQ SA IZ5IOS JN53 (x3) 131600 -10 1002 IZ5IOS F4HTV JN25 (x2) 121430 -16 2222 CQ IZ5IOS JN53
UTC dB Audio Message 212200 -7 2200 CQ PY IZ5IOS JN53 (x2) 212345 -18 2201 IZ5IOS M6MHG JO01 212400 -8 2216 M6MHG IZ5IOS -04 (x2) 212500 -13 1993 CQ PY IZ5IOS JN53 (x3) 212715 -6 1993 LU7LRP IZ5IOS JN53 (x5) 212945 -3 2402 IU4PPL IZ5IOS -04 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.