KD0NDU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving KD0NDU, decoded by SO8OO in southeastern Poland. 230 related FT8 messages, 3 CQ messages, observed on 80m, 40m, 20m, across 5 UTC dates. Heard between 2026-08-17 and 2026-08-22.
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 KD0NDU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by KD0NDU
Approximate centre of JO55, decoded 2026-08-17 22:28 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 | KD0NDU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 21:00 | 80m | - / - | I1RJP | 0 / - | 3 | Partial capture |
| 08-22 20:58 | 80m | - / -11 | UT6HN | +6 / - | 2 | Partial capture |
| 08-22 20:57 | 80m | - / - | SQ8AA | +12 / - | 3 | Partial capture |
| 08-22 20:57 | 80m | - / - | YO5USA | 0 / - | 7 | Partial capture |
| 08-22 20:56 | 80m | - / +3 | DL8LE | +7 / - | 7 | ✓ Closing fragment |
| 08-22 20:56 | 80m | - / - | RA4LFN | +2 / - | 5 | Partial capture |
| 08-22 16:26 | 40m | - / -4 | SM0IJS | -18 / - | 2 | Partial capture |
| 08-22 16:25 | 40m | -13 / - | OH/SM5MRW | -22 / - | 9 | ✓ Closing observed |
| 08-22 16:24 | 40m | - / - | EW2VZ | -10 / - | 3 | Partial capture |
| 08-21 23:09 | 80m | - / - | I1RJP | -11 / - | 3 | Partial capture |
| 08-21 23:08 | 80m | - / -7 | DG4MCB | -16 / - | 4 | Partial capture |
| 08-21 23:07 | 80m | - / 0 | DK5WL | -11 / - | 3 | Partial capture |
| 08-21 23:06 | 80m | -4 / -8 | EN100NP | -2 / - | 3 | Partial capture |
| 08-21 15:43 | 20m | -17 / - | II7MGXX | - / - | 6 | Partial capture |
| 08-20 22:26 | 80m | -4 / - | <...> | - / - | 2 | Partial capture |
| 08-20 20:23 | 80m | -2 / -6 | OZ/KD0NDU | -15 / - | 5 | Partial capture |
| 08-20 20:15 | 80m | - / -12 | EW8CW | -6 / - | 6 | ✓ Closing fragment |
| 08-20 20:15 | 80m | - / - | YL35ZS | -22 / - | 2 | ✓ Closing fragment |
| 08-20 20:14 | 80m | -7 / -4 | OZ/KD0NDU | -18 / - | 5 | Partial capture |
| 08-20 19:54 | 80m | - / - | SV1QEW | -15 / - | 3 | Partial capture |
| 08-20 19:54 | 80m | - / - | IZ5IMD | +3 / - | 7 | Partial capture |
| 08-20 19:53 | 80m | - / - | EW8CW | -10 / - | 8 | Partial capture |
| 08-20 19:53 | 80m | - / - | HA7XL | +16 / - | 6 | Partial capture |
| 08-20 19:50 | 80m | -4 / - | <...> | - / - | 12 | Partial capture |
| 08-20 00:17 | 80m | - / - | DK5WL | -12 / - | 2 | Partial capture |
| 08-20 00:17 | 80m | - / +5 | SP5GW | +7 / - | 4 | ✓ Closing fragment |
| 08-20 00:16 | 80m | - / - | DO1ID | +4 / - | 4 | Partial capture |
| 08-20 00:16 | 80m | - / - | IK6GTF | -11 / - | 3 | ✓ Closing fragment |
| 08-20 00:15 | 80m | +4 / -5 | G1YPG/QRP | -14 / - | 3 | Partial capture |
| 08-19 22:28 | 40m | +2 / - | IZ2CPO/QRP | - / - | 2 | Partial capture |
| 08-19 22:25 | 40m | - / -15 | R3SE | -16 / - | 3 | ✓ Closing fragment |
| 08-19 22:20 | 40m | - / -12 | 4X1TI | -6 / - | 2 | Partial capture |
| 08-19 22:20 | 40m | - / - | R3SE | -13 / - | 6 | Partial capture |
| 08-19 22:19 | 40m | - / -2 | F1HFP | -1 / - | 14 | ✓ Closing fragment |
| 08-19 22:19 | 40m | +2 / - | OZ/KD0NDU | - / - | 9 | Partial capture |
| 08-19 20:10 | 40m | - / - | RT6Z | -2 / - | 3 | Partial capture |
| 08-19 20:02 | 40m | - / - | UB6OCP | -20 / - | 2 | Partial capture |
| 08-19 20:00 | 40m | - / - | PA3AGN | -14 / - | 2 | Partial capture |
| 08-19 19:59 | 40m | - / -4 | R3PAA | -18 / - | 6 | Partial capture |
| 08-19 19:52 | 40m | - / - | UA3ZNQ | -18 / - | 2 | Partial capture |
| 08-19 19:51 | 40m | - / - | SP7ENW | -15 / - | 7 | Partial capture |
| 08-19 19:49 | 40m | -13 / - | OL900CO | - / - | 24 | Partial capture |
| 08-18 13:33 | 10m | -12 / - | <...> | - / - | 2 | Partial capture |
| 08-17 23:20 | 40m | - / -7 | R5AV | -9 / - | 8 | ✓ Closing fragment |
| 08-17 23:13 | 40m | - / - | IK6DLK | -16 / - | 2 | ✓ Closing fragment |
| 08-17 23:08 | 40m | - / -7 | R5AV | -4 / - | 3 | Partial capture |
| 08-17 23:03 | 40m | - / +1 | I1RJP | -10 / - | 4 | ✓ Closing fragment |
| 08-17 23:02 | 40m | - / -10 | R5AV | -10 / - | 5 | Partial capture |
| 08-17 21:50 | 20m | - / -8 | EA5BLP | -1 / - | 6 | ✓ Closing fragment |
| 08-17 21:45 | 20m | - / -17 | CT1BFP | -15 / - | 13 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 205815 +0 1603 KD0NDU YO5USA KN16 205815 +6 1541 KD0NDU DL8LE JN68 205815 +2 1244 KD0NDU RA4LFN LO44 205845 +7 1542 KD0NDU DL8LE R+03 205845 -2 1603 KD0NDU YO5USA KN16 205845 +8 2685 KD0NDU UT6HN -11 205845 +9 2060 KD0NDU SQ8AA KN19 205915 +1 1603 KD0NDU YO5USA KN16 205915 +7 1542 KD0NDU DL8LE 73 205945 -2 1603 KD0NDU YO5USA KN16 (x2) 210015 -3 224 KD0NDU I1RJP JN45 210045 +5 1603 KD0NDU YO5USA KN16 210045 +0 223 KD0NDU I1RJP JN45 (x2)
UTC dB Audio Message 162415 -9 1359 KD0NDU EW2VZ KO33 162515 -22 2071 <KD0NDU> OH/SM5MRW 73 162515 -13 1573 KD0NDU EW2VZ KO33 (x2) 162630 -17 1359 UF4S/P KD0NDU RRR 162645 -17 1287 KD0NDU SM0IJS -04 162700 -12 1358 <OH/SM5MRW> KD0NDU RRR 162715 -18 1288 KD0NDU SM0IJS -04 162800 -16 1358 OH/SM5MRW KD0NDU RRR (x7)
UTC dB Audio Message 215215 -1 365 KD0NDU EA5BLP JN00 (x3) 215615 -12 2602 KD0NDU IW2MYH JN45 221945 -7 671 KD0NDU IU5HIU JN53 222130 -14 631 F4HTA KD0NDU JO55 222530 -19 1125 KA1MXL KD0NDU R-16 222800 -20 1125 CQ KD0NDU JO55 223200 -22 1394 UR4QWW KD0NDU -03 154330 -16 1471 II7MGXX KD0NDU (x6)
UTC dB Audio Message 133315 -14 816 <...> KD0NDU (x2) 155030 -2 797 OZ/KD0NDU KD0NDU
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.