UB3YCK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving UB3YCK, decoded by SO8OO in southeastern Poland. 1,472 related FT8 messages, 896 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 14 UTC dates. Heard between 2026-06-18 and 2026-08-17.
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 UB3YCK worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by UB3YCK
Approximate centre of KO81, decoded 2026-08-17 17:14 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 | UB3YCK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-17 17:13 | 40m | -16 / - | BG7BVI | - / - | 3 | Partial capture |
| 08-17 17:11 | 40m | -14 / - | UA4NCX | - / -5 | 2 | ✓ Closing fragment |
| 08-17 17:09 | 40m | -13 / - | UA3WG | - / +4 | 3 | ✓ Closing fragment |
| 08-17 16:56 | 40m | -17 / - | UA3WG | -20 / +4 | 11 | Partial capture |
| 08-17 16:40 | 40m | -11 / - | UA3ZPB | - / +3 | 2 | ✓ Closing fragment |
| 08-17 13:19 | 20m | - / - | DL1R | -9 / - | 4 | Partial capture |
| 08-17 13:14 | 20m | -4 / -6 | YO9CX | -16 / -4 | 4 | ✓ Full exchange observed |
| 08-17 08:44 | 20m | -14 / - | OH5C/P | - / - | 4 | Partial capture |
| 08-17 08:42 | 20m | -11 / - | IT9FJE | - / - | 3 | Partial capture |
| 08-17 08:14 | 20m | -9 / - | TA3F | - / -10 | 25 | Partial capture |
| 08-17 07:31 | 20m | -9 / - | TA3F | - / -10 | 11 | Partial capture |
| 08-17 06:50 | 20m | - / +5 | F4BNZ | -9 / - | 3 | Partial capture |
| 08-17 06:45 | 20m | -8 / - | TA3F | - / -10 | 10 | Partial capture |
| 08-17 06:43 | 20m | -10 / 0 | ON1DGN | -20 / -3 | 4 | ✓ Full exchange observed |
| 08-17 06:41 | 20m | -13 / - | RW0SR | - / -15 | 3 | ✓ Closing fragment |
| 08-17 06:39 | 20m | -4 / - | EA5DQW | - / -12 | 2 | ✓ Closing fragment |
| 08-17 06:36 | 20m | -8 / - | SP5AA | - / -4 | 3 | ✓ Closing fragment |
| 08-17 06:32 | 20m | -6 / -12 | G4SRT | -16 / -16 | 7 | ✓ Full exchange observed |
| 08-17 06:32 | 20m | -12 / - | TA3F | - / -6 | 2 | Partial capture |
| 08-17 06:30 | 20m | -8 / - | YT1VDA | - / -4 | 2 | ✓ Closing fragment |
| 08-17 06:29 | 20m | -9 / - | RK1AA | - / -7 | 4 | ✓ Closing fragment |
| 08-17 06:26 | 20m | -5 / - | EA5IXH | - / -6 | 2 | ✓ Closing fragment |
| 08-17 06:24 | 20m | -5 / -18 | DL1UDO | -15 / -9 | 5 | ✓ Full exchange observed |
| 08-17 06:22 | 20m | -10 / - | YL2JZ | - / +3 | 3 | ✓ Closing fragment |
| 08-17 06:20 | 20m | -16 / - | R0ACR | - / -4 | 3 | Partial capture |
| 08-17 06:18 | 20m | -4 / +4 | R6LE | -21 / +2 | 3 | ✓ Full exchange observed |
| 08-17 06:16 | 20m | -11 / - | UD1I | - / -14 | 3 | ✓ Closing fragment |
| 08-17 06:14 | 20m | -13 / - | DL1BBO | - / -4 | 3 | ✓ Closing fragment |
| 08-17 06:11 | 20m | -12 / - | OK1JPO | - / - | 2 | ✓ Closing fragment |
| 08-17 06:09 | 20m | -10 / - | 4Z5PT | - / -8 | 3 | ✓ Closing fragment |
| 08-17 06:05 | 20m | -8 / -4 | ON1DGN | -24 / -7 | 5 | Partial capture |
| 08-17 06:03 | 20m | -6 / - | HB9EFK | - / -5 | 3 | ✓ Closing fragment |
| 08-17 06:01 | 20m | -8 / - | SQ6PZL | - / -7 | 2 | ✓ Closing fragment |
| 08-17 05:54 | 20m | -9 / - | DL9KM | - / -4 | 8 | Partial capture |
| 08-17 05:49 | 20m | -10 / +1 | DL8TV | -3 / 0 | 5 | ✓ Full exchange observed |
| 08-17 05:48 | 20m | -8 / - | RD1A | - / -2 | 2 | ✓ Closing fragment |
| 08-17 05:44 | 20m | -5 / -21 | IS0KNG | -12 / -13 | 6 | ✓ Full exchange observed |
| 08-16 20:31 | 160m | -16 / - | R2ATY | - / -4 | 2 | ✓ Closing fragment |
| 08-16 20:20 | 160m | -16 / - | EA3A | -15 / -12 | 20 | Partial capture |
| 08-16 20:18 | 160m | -14 / -13 | OM2WQ | 0 / -2 | 5 | ✓ Full exchange observed |
| 08-16 20:08 | 160m | -14 / - | R5BM | -13 / -1 | 12 | ✓ Full exchange observed |
| 08-16 20:06 | 160m | -16 / -11 | RA6ATZ | -19 / +2 | 5 | ✓ Full exchange observed |
| 08-16 20:03 | 160m | - / - | RA6ATZ | -14 / - | 2 | Partial capture |
| 08-16 20:00 | 160m | -15 / - | YO3JW | - / - | 3 | Partial capture |
| 08-16 19:58 | 160m | -14 / -8 | RZ3DUB | -17 / - | 2 | ✓ Closing observed |
| 08-16 19:57 | 160m | -16 / -7 | SQ2BXI | +18 / -14 | 6 | ✓ Full exchange observed |
| 08-16 19:54 | 160m | -16 / -17 | PA3FR | -10 / -12 | 5 | ✓ Full exchange observed |
| 08-16 19:50 | 160m | -21 / -21 | SV2AEL | -4 / - | 7 | ✓ Closing observed |
| 08-16 19:47 | 160m | -16 / - | YO3JW | - / - | 9 | Partial capture |
| 08-16 19:38 | 160m | -24 / +2 | RD6OX | -8 / +4 | 4 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 170045 -19 1995 UA3WG UB3YCK +04 (x8) 171045 -17 1995 CQ UB3YCK KO81 (x2) 171145 -14 1995 UA4NCX UB3YCK -05 (x2) 171345 -14 1995 BG7BVI UB3YCK KO81 (x3)
UTC dB Audio Message 131445 -4 2034 YO9CX UB3YCK 73 131515 -1 2034 CQ UB3YCK KO81 (x8) 131930 -7 2656 UB3YCK DL1R JN58 132015 -13 2034 CQ UB3YCK KO81 132030 -12 2657 UB3YCK DL1R JN58 132045 -13 2034 CQ UB3YCK KO81 132100 -8 2656 UB3YCK DL1R JN58 (x2)
UTC dB Audio Message 202645 -18 1953 EA3A UB3YCK -15 (x5) 203115 -14 1953 CQ UB3YCK KO81 203145 -15 1953 R2ATY UB3YCK R-04 (x2) 203245 -18 1954 CQ UB3YCK KO81 (x7)
UTC dB Audio Message 193145 -3 595 UB3YCK ON4CJU -17 (x15)
UTC dB Audio Message 090545 +0 2047 CQ UB3YCK KO81 090600 +15 2809 UB3YCK TM2WWA -07 090600 -2 1419 UB3YCK R7DX KN84 090630 +16 2809 UB3YCK TM2WWA -07 090630 +4 1419 UB3YCK R7DX KN84 (x2) 081130 -24 1545 UB3YCK RG7A RR73 081730 -5 2572 UB3YCK PD0HLA -15 (x2) 082615 -19 2049 UA9XL UB3YCK KO81 (x5) 101545 -20 1498 UB3YCK R7DX KN84
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.