UI5D — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving UI5D, decoded by SO8OO in southeastern Poland. 176 related FT8 messages, 32 CQ messages, observed on 80m, 40m, 20m, across 23 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 UI5D worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by UI5D
Approximate centre of LO03, decoded 2026-08-23 16:22 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 | UI5D S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 16:22 | 40m | +6 / - | UA1ZQN | - / -11 | 2 | Partial capture |
| 08-23 15:32 | 40m | -7 / - | ZL2NU | - / -11 | 2 | ✓ Closing fragment |
| 08-23 07:05 | 20m | -11 / - | S55A | - / -13 | 2 | ✓ Closing fragment |
| 08-23 07:04 | 20m | -4 / -19 | XQ1KK | -12 / -14 | 3 | ✓ Full exchange observed |
| 08-22 16:55 | 40m | -3 / - | DJ0MAB | -9 / -14 | 5 | Partial capture |
| 08-22 16:54 | 40m | -4 / -10 | RX3DQ | -8 / -9 | 4 | ✓ Full exchange observed |
| 08-22 16:53 | 40m | -3 / - | RM9WN | - / -4 | 2 | ✓ Closing fragment |
| 08-22 16:50 | 40m | -6 / -5 | R5ACQ | -6 / -6 | 5 | ✓ Full exchange observed |
| 08-22 16:50 | 40m | - / - | F1IQH | -10 / - | 2 | Partial capture |
| 08-22 16:47 | 40m | -8 / - | R8CGE | - / -8 | 2 | ✓ Closing fragment |
| 08-22 16:47 | 40m | -4 / -6 | R6DZO | -15 / -9 | 5 | ✓ Full exchange observed |
| 08-22 16:46 | 40m | -8 / - | RC7LX | - / -11 | 2 | ✓ Closing fragment |
| 08-22 16:44 | 40m | 0 / -7 | DL6NDX | -6 / -20 | 6 | ✓ Full exchange observed |
| 08-21 02:31 | 20m | -17 / - | W3YNI | - / - | 2 | Partial capture |
| 08-21 02:27 | 40m | -2 / - | OA4DPM | - / -14 | 4 | ✓ Closing fragment |
| 08-21 02:26 | 40m | -4 / - | KP4LCA | - / - | 2 | Partial capture |
| 08-21 02:25 | 40m | +8 / - | PT2TD | - / -16 | 3 | ✓ Closing fragment |
| 08-21 02:22 | 40m | -2 / -9 | EA5HM | -6 / -6 | 4 | ✓ Full exchange observed |
| 08-21 02:21 | 40m | - / -18 | RK4FF | +1 / - | 3 | Partial capture |
| 08-21 02:20 | 40m | -2 / -10 | SN1A | -6 / -11 | 4 | ✓ Full exchange observed |
| 08-21 02:18 | 40m | 0 / -8 | PV8AJ | -12 / -14 | 5 | ✓ Full exchange observed |
| 08-20 17:01 | 20m | +2 / - | AO25FDM | - / -3 | 5 | Partial capture |
| 08-16 15:53 | 20m | - / -1 | RV9CX | -15 / - | 2 | ✓ Closing fragment |
| 08-16 15:49 | 20m | - / -16 | DK3HV | -15 / - | 2 | Partial capture |
| 08-11 18:04 | 40m | -6 / - | RC6BB | - / -8 | 3 | ✓ Closing fragment |
| 08-11 18:03 | 40m | -5 / - | R8CKD | - / -4 | 2 | ✓ Closing fragment |
| 08-11 18:02 | 40m | -5 / - | JA6CNL | - / -19 | 2 | ✓ Closing fragment |
| 08-11 17:57 | 20m | -13 / - | F5IXN | -11 / -5 | 4 | Partial capture |
| 08-11 17:54 | 20m | -13 / - | BI9ALM | - / -10 | 3 | ✓ Closing fragment |
| 08-11 17:51 | 20m | -7 / - | XU7O | - / -7 | 4 | ✓ Closing fragment |
| 08-10 02:24 | 20m | - / - | R3KCW | -8 / - | 2 | ✓ Closing fragment |
| 08-08 19:14 | 20m | - / - | IV3IUM | +1 / - | 3 | Partial capture |
| 07-28 17:06 | 20m | +3 / - | S21VHF | - / -15 | 4 | ✓ Closing fragment |
| 07-28 17:04 | 20m | +2 / - | RK0SC | - / -10 | 2 | Partial capture |
| 07-28 16:58 | 20m | -1 / -11 | TN8GD | -8 / -16 | 5 | ✓ Full exchange observed |
| 07-28 16:55 | 20m | -3 / - | ZS6CVL | - / -17 | 3 | ✓ Closing fragment |
| 07-28 16:44 | 20m | +1 / - | LZ2SPD | -12 / -6 | 3 | Partial capture |
| 07-28 16:42 | 20m | +1 / - | 9J2FI | - / -9 | 4 | ✓ Closing fragment |
| 07-28 05:47 | 20m | -4 / - | YV6BXN | - / - | 3 | Partial capture |
| 07-28 05:45 | 20m | -8 / -10 | V31MA | -9 / 0 | 5 | ✓ Full exchange observed |
| 07-28 04:56 | 20m | -2 / - | A41ZZ | - / -12 | 2 | ✓ Closing fragment |
| 07-28 04:55 | 20m | -2 / - | RK9UM | - / -10 | 2 | ✓ Closing fragment |
| 07-28 04:50 | 20m | +1 / - | N5CH | - / -24 | 6 | ✓ Closing fragment |
| 07-27 17:53 | 40m | -16 / - | <...> | - / -12 | 3 | Partial capture |
| 07-27 17:38 | 40m | - / - | R7DX | -14 / - | 4 | Partial capture |
| 07-26 17:12 | 40m | - / -16 | SP7TF | -22 / - | 2 | ✓ Closing fragment |
| 07-26 17:10 | 40m | -20 / -16 | RV6ANA | -24 / 0 | 3 | ✓ Full exchange observed |
| 07-26 17:08 | 40m | -20 / -7 | RX7T | -15 / - | 4 | ✓ Closing observed |
| 07-26 16:59 | 40m | - / - | RC6OX | -20 / - | 2 | ✓ Closing fragment |
| 07-25 18:17 | 20m | -1 / - | KS0CW | - / -15 | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 165430 -10 1012 UI5D RX3DQ -10 165445 -3 1013 RX3DQ UI5D R-09 165500 -7 1013 UI5D RX3DQ RR73 165515 -5 1013 RX3DQ UI5D 73 165530 -7 1013 UI5D DJ0MAB JN49 (x2) 165615 -2 1013 DJ0MAB UI5D -14 165630 -12 1014 UI5D DJ0MAB JN49 165645 -4 1013 DJ0MAB UI5D -11 153200 -7 2625 ZL2NU UI5D R-11 (x2) 162215 +2 2929 UA1ZQN UI5D LO03 (x2) 162515 -19 2039 UI5D TA1FR RR73 162615 -17 1884 UI5D UB4HVA LO53
UTC dB Audio Message 155430 -19 1463 CQ UI5D LO03 (x2) 170115 -8 1973 AO25FDM UI5D LO03 (x4) 170500 +1 2309 UI5D <...> -10 170515 +10 1974 AO25FDM UI5D R-04 023145 -17 1245 W3YNI UI5D LO03 (x2) 070415 -12 692 UI5D XQ1KK -19 070430 -2 693 XQ1KK UI5D R-14 (x2) 070530 -13 1224 S55A UI5D -13 (x2)
UTC dB Audio Message 184300 -7 2853 UI5D UA9ZZ RR73 184315 -13 2853 UA9ZZ UI5D 73 184330 -9 982 UI5D RC6OZ KN98 (x2) 184400 +8 1141 UI5D UA1AEL -13 184445 -19 1141 UA1AEL UI5D R-03 184500 -10 817 UI5D R9OOF NO14 184500 +2 1141 UI5D UA1AEL RR73 184500 +14 391 UI5D RW1C KO49 184515 -21 1141 UA1AEL UI5D 73 184530 +20 391 UI5D RW1C KO49 (x2) 184645 -12 390 RW1C UI5D -03 184700 +5 1391 UI5D RW1C R-03 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.