UD3T — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving UD3T, decoded by SO8OO in southeastern Poland. 404 related FT8 messages, 285 CQ messages, observed on 80m, 40m, 20m, 10m, across 17 UTC dates. Heard between 2026-04-21 and 2026-07-19.
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 UD3T worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by UD3T
Approximate centre of LO15, decoded 2026-07-19 23:10 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 | UD3T S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-19 23:11 | 40m | +2 / -3 | PA0RF | -13 / +9 | 3 | ✓ Full exchange observed |
| 07-19 23:07 | 40m | -1 / - | EA5JKT | - / -2 | 2 | ✓ Closing fragment |
| 07-19 23:03 | 40m | +1 / - | HK3X | - / -8 | 2 | ✓ Closing fragment |
| 07-19 23:01 | 40m | 0 / - | 2E0FUM | - / -7 | 2 | ✓ Closing fragment |
| 07-19 22:54 | 40m | -5 / - | HA3GX | - / -7 | 2 | ✓ Closing fragment |
| 07-19 22:47 | 40m | -16 / - | YE4FHY | - / -20 | 2 | ✓ Closing fragment |
| 07-19 22:46 | 40m | -14 / - | YB6IDM | - / -9 | 2 | ✓ Closing fragment |
| 07-19 22:45 | 40m | -14 / - | YB3BBF | - / -5 | 2 | ✓ Closing fragment |
| 07-19 22:37 | 40m | -14 / - | G4SRT | - / -9 | 2 | Partial capture |
| 07-19 22:35 | 40m | 0 / - | VJ6X | - / -25 | 2 | ✓ Closing fragment |
| 07-19 22:31 | 40m | -4 / -3 | DL9KM | -10 / +9 | 5 | ✓ Full exchange observed |
| 07-19 22:28 | 40m | -5 / - | D44AG | - / -13 | 3 | Partial capture |
| 07-19 22:26 | 40m | -4 / - | SP9DAT | - / -20 | 2 | ✓ Closing fragment |
| 07-17 20:22 | 10m | - / -19 | LZ4VR | -16 / - | 4 | ✓ Closing fragment |
| 07-17 20:19 | 10m | - / 0 | RN6MA | -18 / - | 2 | ✓ Closing fragment |
| 07-08 04:19 | 20m | - / -16 | R6OY | -19 / - | 2 | ✓ Closing fragment |
| 07-08 04:03 | 20m | - / -12 | RN6MA | -12 / - | 2 | ✓ Closing fragment |
| 07-08 03:53 | 20m | -24 / -4 | IX1HPN | -5 / - | 3 | ✓ Closing observed |
| 06-23 13:28 | 20m | - / - | 2D0VPS/P | -17 / - | 3 | Partial capture |
| 06-23 13:21 | 20m | - / -17 | F4LNM | -17 / - | 2 | ✓ Closing fragment |
| 06-19 13:49 | 20m | - / - | G5MUT | -9 / - | 2 | ✓ Closing fragment |
| 06-19 13:45 | 20m | - / - | F4LNM | +4 / - | 3 | Partial capture |
| 06-18 18:44 | 20m | -4 / - | PD4RJ | - / -13 | 3 | Partial capture |
| 06-18 18:40 | 20m | -2 / - | JO3OEF | - / +4 | 2 | ✓ Closing fragment |
| 06-18 18:39 | 20m | +4 / - | JK1KDD | - / -6 | 2 | ✓ Closing fragment |
| 06-18 18:36 | 20m | -2 / - | BG5BJO | - / -9 | 2 | ✓ Closing fragment |
| 06-18 18:31 | 20m | +1 / -17 | BG8HNC | -20 / +3 | 3 | ✓ Full exchange observed |
| 06-18 18:27 | 20m | +1 / - | SP9SOS | - / -1 | 4 | ✓ Closing fragment |
| 06-18 18:14 | 20m | -4 / - | BI4ALQ | - / -7 | 2 | ✓ Closing fragment |
| 06-18 18:12 | 20m | -8 / - | BG4LNW | -13 / 0 | 3 | ✓ Closing observed |
| 06-18 18:07 | 20m | +2 / - | BD7KWU | - / -9 | 2 | ✓ Closing fragment |
| 06-18 18:02 | 20m | +10 / - | OK5LR | - / - | 2 | ✓ Closing fragment |
| 06-18 17:59 | 20m | +6 / - | G3MOD | -12 / -2 | 4 | ✓ Closing observed |
| 06-18 17:58 | 20m | -5 / - | PD9JPV | -18 / +7 | 3 | ✓ Closing observed |
| 06-12 01:16 | 40m | -16 / - | R6ZAJ | - / +1 | 2 | ✓ Closing fragment |
| 06-12 01:15 | 40m | -19 / -4 | CT2GQA | -18 / - | 3 | ✓ Closing observed |
| 06-12 01:13 | 40m | -9 / +1 | IN3IZQ | -16 / -6 | 5 | ✓ Full exchange observed |
| 06-12 01:10 | 40m | -16 / -19 | KG4YJS | -22 / -21 | 5 | ✓ Full exchange observed |
| 06-12 01:08 | 40m | -17 / -4 | PD0DDA | -13 / +3 | 5 | ✓ Full exchange observed |
| 06-12 01:06 | 40m | -20 / - | R4FDD | - / -16 | 2 | ✓ Closing fragment |
| 06-12 01:00 | 40m | -17 / -18 | G8ERJ | -24 / -12 | 9 | ✓ Full exchange observed |
| 06-12 00:59 | 40m | -10 / - | KG2H | -22 / -15 | 2 | Partial capture |
| 06-12 00:57 | 40m | -16 / - | M9KCA | - / -10 | 2 | ✓ Closing fragment |
| 06-12 00:56 | 40m | -16 / - | UN8PC | - / -2 | 2 | ✓ Closing fragment |
| 06-12 00:55 | 40m | -13 / -4 | R1ZBR | -14 / - | 3 | ✓ Closing observed |
| 06-12 00:54 | 40m | -20 / - | PY2DN | - / -6 | 2 | ✓ Closing fragment |
| 06-12 00:52 | 40m | -15 / -1 | PD0DDA | -8 / +6 | 5 | ✓ Full exchange observed |
| 06-12 00:49 | 40m | -4 / - | PD0DDA | -14 / +9 | 2 | Partial capture |
| 06-12 00:42 | 40m | -3 / - | GW5GDP | - / -5 | 2 | ✓ Closing fragment |
| 06-12 00:40 | 40m | -5 / - | F6FHZ | -17 / +3 | 7 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 230415 -2 2094 CQ UD3T LO15 (x6) 230745 +1 2094 EA5JKT UD3T -02 (x2) 230845 +1 2094 CQ UD3T LO15 (x4) 231145 +3 2094 PA0RF UD3T +09 231200 -13 2093 UD3T PA0RF R-03 231215 +1 2094 PA0RF UD3T RR73
UTC dB Audio Message 043645 -21 2212 CQ UD3T LO15 a1 (x3) 035330 -4 558 UD3T IX1HPN R-04 035345 -24 1625 IX1HPN UD3T RR73 035400 -6 558 UD3T IX1HPN RR73 035445 -24 1625 CQ UD3T LO15 (x3) 040300 -13 1625 UD3T RN6MA -12 (x2) 041900 -20 1624 UD3T R6OY R-16 (x2) 044215 -23 1934 VA3TS UD3T R+00 044715 -24 1935 CQ UD3T LO15
UTC dB Audio Message 175245 -5 2128 LU7EAT UD3T -11 (x2) 175345 -4 2128 CQ UD3T LO15 175415 -3 2128 UR5TMZ UD3T -14 (x2) 175545 -4 2128 CQ UD3T LO15 (x4) 201945 -19 1671 UD3T RN6MA +00 (x2) 202215 -20 1645 UD3T LZ4VR KN13 (x4)
UTC dB Audio Message 012200 +18 2403 UD3T SP5LST KO02 012215 -14 1715 SP5LST UD3T +00 012230 +17 2403 UD3T SP5LST R+02 012245 -13 1715 SP5LST UD3T RR73 012300 -23 806 UD3T RM5F KO85 012300 +19 2403 UD3T SP5LST 73
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.