OH4NDU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving OH4NDU, decoded by SO8OO in southeastern Poland. 76 related FT8 messages, 19 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 14 UTC dates. Heard between 2026-05-26 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 OH4NDU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by OH4NDU
Approximate centre of KP11, decoded 2026-08-23 18:41 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 | OH4NDU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 18:25 | 80m | - / - | RA6ANN | -6 / - | 2 | Partial capture |
| 08-23 18:24 | 80m | +10 / - | RV3DCM/1 | - / - | 5 | Partial capture |
| 08-22 19:41 | 60m | - / -12 | ER5GB | 0 / - | 6 | Partial capture |
| 08-21 18:58 | 80m | +8 / - | UF4S/P | - / -11 | 2 | Partial capture |
| 08-21 18:58 | 80m | +7 / 0 | II7MGBA | +11 / -11 | 2 | Partial capture |
| 08-18 19:49 | 80m | -2 / - | VU2NKS | - / - | 2 | Partial capture |
| 08-18 19:41 | 80m | -6 / -5 | LB6LK | -6 / -1 | 5 | ✓ Full exchange observed |
| 08-16 20:29 | 40m | -22 / - | JH1IFS | - / - | 2 | Partial capture |
| 08-16 16:51 | 40m | - / -10 | SP8HKI | -11 / - | 5 | ✓ Closing fragment |
| 08-14 20:15 | 80m | +10 / - | LB5WB | +7 / - | 2 | ✓ Closing observed |
| 08-14 20:13 | 80m | +10 / -6 | DF7EF | +12 / - | 4 | ✓ Closing observed |
| 08-14 20:10 | 80m | +9 / - | JA5MHD | - / - | 3 | Partial capture |
| 08-14 20:09 | 80m | +6 / - | OE9GWV | - / -12 | 2 | Partial capture |
| 08-14 20:09 | 80m | - / - | OH3NDH | +8 / - | 2 | Partial capture |
| 08-14 20:09 | 80m | +7 / -20 | JH2FXK | -12 / -12 | 6 | ✓ Full exchange observed |
| 08-14 20:05 | 80m | +10 / -19 | JE6WOQ | -10 / -15 | 9 | ✓ Full exchange observed |
| 08-03 19:48 | 40m | - / - | OZ1LGJ | -1 / - | 3 | ✓ Closing fragment |
| 07-19 03:05 | 80m | -10 / - | TN8GD | - / - | 58 | Partial capture |
| 07-07 06:40 | 20m | - / -9 | F4HSB | -22 / - | 2 | ✓ Closing fragment |
| 07-07 06:28 | 20m | - / - | DM4GG | -8 / - | 5 | Partial capture |
| 07-07 06:23 | 20m | - / -14 | DA1MK | -8 / - | 2 | ✓ Closing fragment |
| 06-25 21:45 | 10m | -10 / - | IQ8PC | - / -8 | 2 | ✓ Closing fragment |
| 06-25 21:38 | 10m | -3 / - | DL3NGN | - / -7 | 2 | ✓ Closing fragment |
| 06-25 21:36 | 10m | -7 / - | G8KHF | - / - | 3 | Partial capture |
| 06-25 06:21 | 20m | - / -20 | IQ4JO | +9 / - | 3 | ✓ Closing fragment |
| 06-25 06:16 | 20m | - / - | IQ4JO | +4 / - | 2 | ✓ Closing fragment |
| 06-25 06:07 | 20m | - / - | PI4TS | -4 / - | 2 | Partial capture |
| 06-23 18:56 | 20m | -6 / - | UR5WCS | - / -12 | 2 | ✓ Closing fragment |
| 06-23 18:54 | 20m | -8 / - | BG5BNW | - / -12 | 2 | ✓ Closing fragment |
| 06-23 18:52 | 20m | -7 / - | BD1TX | - / - | 3 | Partial capture |
| 06-10 09:51 | 10m | -14 / - | 9X5KM | - / - | 6 | Partial capture |
| 06-10 09:32 | 10m | -14 / - | 9X5KM | - / - | 21 | Partial capture |
| 06-10 09:24 | 10m | -13 / - | 9X5KM | - / - | 11 | Partial capture |
| 05-29 03:53 | 40m | -14 / - | YV5FPQ | - / - | 2 | Partial capture |
| 05-28 06:59 | 20m | -11 / - | RI0SP | - / -12 | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 194445 -4 2924 DL9KM OH4NDU RR73 194515 -7 2925 CQ OH4NDU KP11 194830 +1 2925 OH4NDU OZ1LGJ JO46 (x3) 195900 -15 235 OH4NDU G3WGC 73 165100 -10 1430 OH4NDU SP8HKI KO10 (x5) 202900 -21 2089 JH1IFS OH4NDU KP11 (x2) 040730 -17 2269 OH4NDU OA4ENG -14 184115 -8 2456 ZL1RPC/P OH4NDU KP11
UTC dB Audio Message 194330 -4 614 OH4NDU LB6LK -05 194900 -2 2134 VU2NKS OH4NDU KP11 (x2) 185815 +11 2704 DL80NRW OH4NDU KP11 185830 +11 869 OH4NDU II7MGBA +00 185845 +10 2705 UF4S/P OH4NDU R-11 (x2) 185945 +7 2705 <II7MGBA> OH4NDU R-11 182400 +9 2613 RV3DCM/1 OH4NDU KP11 (x4) 182545 -5 1426 OH4NDU RA6ANN KN95 182600 +10 2614 RV3DCM/1 OH4NDU KP11 182615 -6 1426 OH4NDU RA6ANN KN95
UTC dB Audio Message 201330 -16 1867 OH4NDU RR73; DH7OM <...> -02 185315 -12 560 <...> OH4NDU KP11 194115 +2 832 OH4NDU ER5GB -12 (x6)
UTC dB Audio Message 224930 -7 282 PP5JR OH4NDU KP11 202045 -11 512 RL2F OH4NDU KP11
UTC dB Audio Message 062200 +13 2860 OH4NDU IQ4JO R-20 (x2) 062430 -8 2918 OH4NDU UT3ED KN78 061815 -18 1939 OH4NDU E70SZ JN84 061845 -20 1939 OH4NDU PD1HPB R-01 062345 -9 2660 OH4NDU DA1MK -14 (x2) 062845 -12 2094 OH4NDU DM4GG JO40 (x5) 064045 -24 1859 OH4NDU F4HSB R-09 (x2) 115430 -12 644 OH4NDU YR50NADIA -02
UTC dB Audio Message 214015 -4 300 CQ OH4NDU KP11 (x10) 214515 -10 300 IQ8PC OH4NDU -08 (x2) 214745 -8 300 CQ OH4NDU KP11 (x2) 214845 -10 300 DL9KM OH4NDU -07
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.