R4UBL — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R4UBL, decoded by SO8OO in southeastern Poland. 22 related FT8 messages, observed on 20m, 10m, across 7 UTC dates. Heard between 2026-05-02 and 2026-06-12.
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 R4UBL worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by R4UBL
Approximate centre of LO14, decoded 2026-06-12 11:28 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 | R4UBL S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 06-12 11:31 | 20m | -4 / - | IQ0OS | -13 / -11 | 3 | ✓ Closing observed |
| 06-12 11:28 | 20m | +5 / -5 | R7CA/MM | +1 / -5 | 3 | Partial capture |
| 06-12 10:37 | 10m | - / -1 | R7DX | +2 / - | 3 | ✓ Closing fragment |
| 06-12 10:33 | 10m | - / -12 | A41ZZ | -10 / - | 2 | ✓ Closing fragment |
| 06-07 05:57 | 10m | -11 / - | TA2M | - / -4 | 3 | ✓ Closing fragment |
| 05-30 14:50 | 20m | -14 / - | YB7SKM | - / - | 2 | Partial capture |
| 05-30 14:46 | 20m | -14 / - | W2N | - / -16 | 6 | ✓ Closing fragment |
| 05-30 14:45 | 20m | -6 / - | R9MW | -1 / - | 3 | ✓ Closing observed |
| 05-30 14:43 | 20m | -6 / - | AP2TN | - / - | 2 | Partial capture |
| 05-30 14:37 | 20m | -10 / - | <...> | - / +4 | 4 | Partial capture |
| 05-28 18:40 | 20m | +6 / - | 7X3WPL | - / - | 2 | Partial capture |
| 05-28 18:38 | 20m | +7 / - | <...> | - / -7 | 2 | Partial capture |
| 05-28 18:36 | 20m | +2 / -2 | I0XNH | +6 / -1 | 5 | ✓ Full exchange observed |
| 05-28 18:33 | 20m | +3 / - | 7X3WPL | - / - | 2 | Partial capture |
| 05-28 18:31 | 20m | +4 / - | SN4K | - / 0 | 3 | ✓ Closing fragment |
| 05-28 18:29 | 20m | +4 / -16 | CS8ABF | +2 / -4 | 5 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 144600 -5 2318 R9MW R4UBL 73 144630 -12 1506 W2N R4UBL LO14 (x6) 145030 -17 1646 YB7SKM R4UBL LO14 (x2) 112830 +6 413 R7CA/MM R4UBL LO14 112845 +1 413 R4UBL R7CA/MM -05 112900 +4 413 R7CA/MM R4UBL R-05 113100 +0 901 IQ0OS R4UBL R-11 113115 -13 901 R4UBL IQ0OS RR73 113130 -7 901 IQ0OS R4UBL 73
UTC dB Audio Message 135545 +13 1045 R4UBL A61DD RR73 055715 -16 1594 TA2M R4UBL LO14 (x3) 103330 -9 927 R4UBL A41ZZ -12 (x2) 103700 +1 1340 R4UBL R7DX KN84 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.