IU1VZH — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IU1VZH, decoded by SO8OO in southeastern Poland. 85 related FT8 messages, 2 CQ messages, observed on 40m, 20m, 10m, across 16 UTC dates. Heard between 2026-05-16 and 2026-08-10.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations IU1VZH worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IU1VZH
Approximate centre of JN45, decoded 2026-08-10 13:44 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 | IU1VZH S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-10 13:44 | 20m | -16 / - | PD1GOL | - / - | 2 | ✓ Closing fragment |
| 08-10 13:31 | 20m | - / +4 | IU2THY | -6 / - | 4 | Partial capture |
| 08-10 13:23 | 20m | -19 / - | G4YLJ | - / -21 | 3 | Partial capture |
| 08-10 12:28 | 20m | -24 / - | ON1DGN | -23 / - | 2 | ✓ Closing observed |
| 08-10 11:59 | 20m | -17 / -5 | LZ1ZF | -7 / -14 | 2 | Partial capture |
| 08-10 11:43 | 20m | -18 / -9 | R5DT | -10 / -5 | 3 | ✓ Full exchange observed |
| 06-28 20:06 | 20m | -12 / -1 | IQ6PE | -8 / +1 | 4 | ✓ Full exchange observed |
| 06-28 19:54 | 10m | - / - | SV2CLJ | 0 / - | 2 | Partial capture |
| 06-28 19:50 | 10m | -10 / - | IQ7PU | - / - | 3 | ✓ Closing fragment |
| 06-28 19:44 | 40m | - / - | YO4LUP | -11 / - | 2 | Partial capture |
| 06-28 19:12 | 20m | -14 / - | IQ7PU | - / -12 | 5 | Partial capture |
| 06-28 18:56 | 40m | - / - | F5RRS | -20 / - | 3 | Partial capture |
| 06-28 11:27 | 20m | - / -2 | IQ0OS | -16 / - | 3 | ✓ Closing fragment |
| 06-28 11:07 | 10m | - / - | IQ9USG | -10 / - | 2 | ✓ Closing fragment |
| 06-24 05:21 | 20m | -19 / - | IQ8PZ | - / -18 | 3 | Partial capture |
| 06-22 15:53 | 10m | 0 / -18 | IQ9BF | -7 / - | 3 | Partial capture |
| 06-17 13:03 | 20m | -18 / -3 | IQ9BF | -4 / - | 4 | ✓ Closing observed |
| 06-16 11:13 | 40m | - / - | DK7ZT | -20 / - | 2 | Partial capture |
| 06-14 14:24 | 20m | - / - | SP6AXW | +6 / - | 2 | Partial capture |
| 06-13 09:23 | 40m | - / - | OK1DBE | +3 / - | 5 | Partial capture |
| 06-13 09:23 | 40m | - / - | S51PV | -20 / - | 2 | Partial capture |
| 06-08 12:13 | 20m | -5 / - | IQ9BF | -2 / -11 | 4 | ✓ Closing observed |
| 06-04 11:59 | 20m | -2 / - | IQ0OS | - / +1 | 2 | Partial capture |
| 06-04 11:54 | 20m | -7 / - | IQ0OS | - / - | 2 | Partial capture |
| 06-04 09:18 | 20m | -6 / - | IQ6PE | - / -3 | 3 | ✓ Closing fragment |
| 06-03 13:31 | 10m | +9 / -10 | II9RICT | 0 / - | 2 | Partial capture |
| 06-03 13:13 | 10m | +4 / +4 | II3RPAD | +13 / -25 | 5 | Partial capture |
| 06-03 13:05 | 20m | - / - | OE1AES | -18 / - | 2 | Partial capture |
| 06-03 13:03 | 20m | +4 / - | IQ0FN | +2 / -13 | 5 | ✓ Full exchange observed |
| 06-03 08:11 | 20m | -12 / -22 | <...> | -10 / -22 | 2 | Partial capture |
| 06-03 08:06 | 40m | -10 / -2 | IQ0OS | -15 / - | 2 | Partial capture |
| 06-03 08:05 | 40m | - / - | SP6AXW | -16 / - | 3 | Partial capture |
| 06-03 08:02 | 40m | -12 / - | IQ1BK | -8 / - | 5 | ✓ Closing observed |
| 06-03 07:58 | 20m | -2 / -8 | F5OYA/P | +4 / -14 | 3 | Partial capture |
| 06-03 07:48 | 20m | -7 / - | F5OYA/P | - / - | 4 | Partial capture |
| 06-03 07:43 | 20m | - / - | DL1BBO | -10 / - | 2 | Partial capture |
| 06-03 07:36 | 20m | -10 / +1 | IQ9BF | -10 / -7 | 7 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 115930 -17 1138 LZ1ZF IU1VZH R-14 120345 -6 1138 IU1VZH EB3JT JN01 121130 -21 2276 UT3SO IU1VZH R-13 121330 -14 2464 R9AL IU1VZH 73 122845 -24 1806 ON1DGN IU1VZH JN45 122930 -23 1807 IU1VZH ON1DGN RR73 132330 -20 1295 G4YLJ IU1VZH R-21 (x3) 133115 -7 565 IU1VZH IU2THY JN45 (x4) 134430 -15 934 PD1GOL IU1VZH JN45 (x2)
UTC dB Audio Message 131400 +4 323 II3RPAD IU1VZH R-25 (x2) 131600 +6 324 CQ IU1VZH JN45 133145 +9 676 II9RICT IU1VZH JN45 133200 +0 676 IU1VZH II9RICT -10 155330 +0 496 IQ9BF IU1VZH JN45 (x2) 155445 -7 500 IU1VZH IQ9BF -18 110715 -10 916 IU1VZH IQ9USG +18 (x2) 195045 -11 1105 IQ7PU IU1VZH JN45 (x3) 195400 -1 604 IU1VZH SV2CLJ KN10 (x2)
UTC dB Audio Message 092330 +6 605 IU1VZH OK1DBE JN69 (x2) 092430 -20 2321 IU1VZH S51PV JN76 092430 -1 605 IU1VZH OK1DBE JN69 (x2) 111300 -21 1906 IU1VZH DK7ZT +11 (x2) 082400 -12 900 IU1VZH DL7ACA JO40 174200 -2 642 IU1VZH 9A4ZM JN86 185630 -20 1809 IU1VZH F5RRS JN36 (x3) 194330 -14 988 <...> IU1VZH R-04 194415 -12 834 IU1VZH YO4LUP KN43 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.