ON3JDK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving ON3JDK, decoded by SO8OO in southeastern Poland. 424 related FT8 messages, 3 CQ messages, observed on 40m, 20m, across 58 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 ON3JDK worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by ON3JDK
Approximate centre of JO11, decoded 2026-08-23 13:31 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 | ON3JDK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 13:41 | 20m | -16 / -14 | G7EVY | -4 / +6 | 3 | ✓ Full exchange observed |
| 08-23 13:36 | 20m | - / -12 | M1DBB | +3 / - | 5 | ✓ Closing fragment |
| 08-23 13:29 | 20m | -3 / - | W9DHI | - / - | 3 | Partial capture |
| 08-23 13:27 | 20m | -8 / -14 | F1THK | -8 / +1 | 6 | ✓ Full exchange observed |
| 08-23 13:26 | 20m | -2 / - | W9DHI | - / - | 3 | Partial capture |
| 08-22 16:30 | 20m | - / -15 | EA3AGF | -3 / - | 3 | ✓ Closing fragment |
| 08-22 13:37 | 40m | - / +9 | PD9BTB | -17 / - | 3 | ✓ Closing fragment |
| 08-22 07:51 | 20m | - / - | EA5ET | -9 / - | 10 | Partial capture |
| 08-22 07:47 | 20m | -11 / - | LA8MGA | - / - | 3 | Partial capture |
| 08-22 07:44 | 40m | - / -22 | M7MJW | -8 / - | 2 | ✓ Closing fragment |
| 08-22 07:39 | 40m | - / +7 | IK4IDY | -6 / - | 2 | ✓ Closing fragment |
| 08-22 07:22 | 20m | - / -8 | DL6CWM | -6 / - | 2 | ✓ Closing fragment |
| 08-22 07:20 | 20m | -12 / - | XQ1KK | - / - | 2 | Partial capture |
| 08-21 16:36 | 20m | -18 / - | OH8JEP | - / - | 2 | Partial capture |
| 08-21 08:42 | 20m | - / -10 | S54J | +4 / - | 2 | ✓ Closing fragment |
| 08-20 08:27 | 20m | - / -12 | F4BYA/P | -8 / - | 2 | ✓ Closing fragment |
| 08-20 08:19 | 20m | -17 / +1 | IZ5SIH | +7 / +8 | 4 | ✓ Full exchange observed |
| 08-16 11:15 | 20m | - / -22 | DK4BP | -18 / - | 2 | ✓ Closing fragment |
| 08-11 17:48 | 20m | -7 / -13 | SA5UTR | -13 / -3 | 5 | ✓ Full exchange observed |
| 08-09 12:18 | 20m | - / -17 | DK3BK | -9 / - | 3 | Partial capture |
| 08-08 17:09 | 20m | -14 / - | EP2AES | - / - | 2 | Partial capture |
| 08-08 17:06 | 20m | -3 / - | SP8RPA | - / +8 | 2 | Partial capture |
| 08-08 07:13 | 20m | -14 / 0 | IK7IMK | -4 / - | 3 | ✓ Closing observed |
| 08-07 19:30 | 20m | -11 / -12 | F4PAN | -11 / +8 | 7 | ✓ Full exchange observed |
| 08-07 12:28 | 20m | - / -9 | YO6RK | +2 / - | 2 | ✓ Closing fragment |
| 08-07 09:31 | 20m | - / -9 | IQ4JO | -16 / - | 4 | ✓ Closing fragment |
| 08-06 19:23 | 20m | -14 / - | OM2WW | - / 0 | 2 | ✓ Closing fragment |
| 08-06 19:14 | 20m | -13 / - | T77RN | - / -6 | 4 | ✓ Closing fragment |
| 08-06 06:54 | 20m | - / -17 | 5B4AMX | -8 / - | 2 | ✓ Closing fragment |
| 08-05 07:21 | 20m | -11 / - | SQ9KWY | - / - | 2 | Partial capture |
| 08-05 07:18 | 20m | -14 / - | SQ8DIO | - / +7 | 2 | Partial capture |
| 08-03 16:32 | 40m | - / +3 | DK2SHS | +4 / - | 2 | ✓ Closing fragment |
| 08-02 07:48 | 20m | - / -2 | HB9DGZ | -8 / - | 2 | Partial capture |
| 08-02 07:45 | 20m | -20 / - | K4CAE | - / - | 2 | Partial capture |
| 08-02 07:42 | 20m | -16 / - | XE1TZP | - / - | 3 | Partial capture |
| 08-02 05:38 | 20m | -16 / - | N5WIN | - / - | 2 | Partial capture |
| 08-02 05:37 | 20m | -4 / - | K1LTJ | - / - | 3 | Partial capture |
| 08-02 05:33 | 20m | -9 / - | N5CH | - / -7 | 5 | ✓ Closing fragment |
| 08-01 16:08 | 20m | -6 / - | A41ZZ | - / - | 3 | Partial capture |
| 08-01 16:07 | 20m | -8 / -13 | OE8YXK | -8 / - | 3 | ✓ Closing observed |
| 08-01 07:41 | 20m | -19 / -11 | UT7UJ | +6 / -11 | 9 | Partial capture |
| 08-01 07:33 | 20m | -18 / - | ON3BEN | - / - | 2 | Partial capture |
| 08-01 07:31 | 20m | -22 / +5 | PD7RF | -8 / - | 4 | ✓ Closing observed |
| 07-31 10:35 | 20m | -6 / - | W4PSK | - / - | 2 | Partial capture |
| 07-31 08:01 | 20m | -13 / - | KZ7Y | - / - | 3 | Partial capture |
| 07-31 07:55 | 20m | -16 / - | AD9GE | - / -15 | 3 | Partial capture |
| 07-31 07:53 | 20m | -10 / - | OE5CCN | - / - | 2 | Partial capture |
| 07-31 07:51 | 20m | -12 / - | K9STL | - / +10 | 4 | ✓ Closing fragment |
| 07-31 07:43 | 20m | -13 / - | VK6BAD | - / -18 | 7 | ✓ Closing fragment |
| 07-31 07:41 | 20m | -19 / -1 | DM3XD | -16 / - | 3 | ✓ Closing observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 132845 -10 2411 ON3JDK F1THK RR73 132900 -8 2412 F1THK ON3JDK 73 132930 -2 2930 W9DHI ON3JDK JO11 (x2) 133030 -8 891 IZ5IIN ON3JDK JO11 133130 -2 2930 W9DHI ON3JDK JO11 133245 -13 1615 ON3JDK M7FCY -18 133645 +1 1066 ON3JDK M1DBB -12 (x5) 134130 -16 1565 G7EVY ON3JDK R+06 134145 -2 1566 ON3JDK G7EVY -14 (x2)
UTC dB Audio Message 071745 -8 981 ON3JDK DK4FH +03 (x3) 173945 -17 1698 ON3JDK DK9BF JO42 072445 -16 1959 ON3JDK S51DD -16 (x2) 163200 -2 332 ON3JDK DK2SHS +03 (x2) 073900 -6 2227 ON3JDK IK4IDY +07 (x2) 074415 -9 2619 ON3JDK M7MJW -22 (x2) 133745 -16 1195 ON3JDK PD9BTB +09 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.