UB8A — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving UB8A, decoded by SO8OO in southeastern Poland. 367 related FT8 messages, observed on 160m, 80m, 40m, 20m, 10m, across 42 UTC dates. Heard between 2026-05-31 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 UB8A worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by UB8A
Approximate centre of MO05, decoded 2026-08-22 16:35 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 | UB8A S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 19:20 | 160m | - / - | UA3FH | -16 / - | 2 | Partial capture |
| 08-22 19:19 | 160m | -9 / +3 | RK6OQ | +2 / -16 | 5 | ✓ Full exchange observed |
| 08-22 18:49 | 80m | - / - | IK6GTF | -6 / - | 6 | Partial capture |
| 08-22 18:16 | 160m | +2 / - | <...> | - / -18 | 17 | Partial capture |
| 08-22 17:23 | 80m | -3 / - | RA4HPQ | - / -13 | 4 | ✓ Closing fragment |
| 08-22 17:18 | 40m | -9 / - | RW9H/M | - / -11 | 2 | Partial capture |
| 08-22 16:31 | 40m | -11 / - | RL1I/P | - / +4 | 6 | Partial capture |
| 08-21 18:14 | 80m | -4 / 0 | UF4S/P | -12 / - | 4 | ✓ Closing observed |
| 08-21 18:00 | 160m | -12 / -14 | R6ZCE | -20 / -17 | 5 | ✓ Full exchange observed |
| 08-20 19:47 | 160m | -2 / - | R3ICU | - / -20 | 6 | ✓ Closing fragment |
| 08-20 14:29 | 20m | -16 / - | R3PLN/P | - / -3 | 2 | Partial capture |
| 08-18 19:36 | 160m | - / -5 | DK7ZT | -12 / - | 4 | Partial capture |
| 08-18 19:33 | 160m | +4 / - | R1CBH/P | - / -10 | 6 | ✓ Closing fragment |
| 08-14 19:17 | 80m | - / -1 | RA3GZ | +14 / - | 2 | ✓ Closing fragment |
| 08-14 19:13 | 80m | 0 / - | RA3GZ | - / -7 | 2 | Partial capture |
| 08-14 18:56 | 160m | +3 / - | RO2E/M | - / -19 | 8 | Partial capture |
| 08-14 18:49 | 80m | +1 / +9 | <...> | -2 / -9 | 5 | Partial capture |
| 08-14 18:37 | 160m | - / -1 | R2UZ/P | -18 / - | 2 | ✓ Closing fragment |
| 08-14 18:31 | 160m | - / -12 | RC1TF | -15 / - | 3 | ✓ Closing fragment |
| 08-14 18:25 | 160m | - / -10 | RC2DD | -22 / - | 2 | ✓ Closing fragment |
| 08-14 18:14 | 80m | - / 0 | R6DOB/7 | -13 / - | 2 | Partial capture |
| 08-14 18:12 | 80m | +5 / 0 | <...> | -17 / -9 | 10 | Partial capture |
| 08-14 18:09 | 80m | - / - | DK7UY | +3 / - | 2 | Partial capture |
| 08-14 18:08 | 80m | - / -11 | R6ZEJ | +1 / - | 2 | ✓ Closing fragment |
| 08-14 17:29 | 80m | - / -4 | S59A | +9 / - | 2 | Partial capture |
| 08-14 17:17 | 80m | +1 / - | R9FCS/4 | - / - | 3 | Partial capture |
| 08-14 16:34 | 80m | -13 / - | R2UZ/P | - / +5 | 3 | Partial capture |
| 08-13 16:05 | 80m | - / +3 | UB6C | -18 / - | 3 | ✓ Closing fragment |
| 08-12 22:19 | 160m | +2 / - | SV2AEL | -1 / -14 | 5 | ✓ Closing observed |
| 08-12 17:49 | 80m | +8 / - | RV3SBS/P | - / -5 | 2 | Partial capture |
| 08-12 17:48 | 80m | +5 / - | R9TS | -3 / -5 | 2 | Partial capture |
| 08-12 17:46 | 80m | +10 / - | R50RKZ | - / +1 | 4 | ✓ Closing fragment |
| 08-12 17:45 | 80m | +8 / - | RI0FA | - / -15 | 2 | ✓ Closing fragment |
| 08-12 17:12 | 80m | +5 / - | RI0FA | - / -6 | 3 | Partial capture |
| 08-11 10:13 | 10m | - / -9 | UA3VVA | -14 / - | 2 | ✓ Closing fragment |
| 08-10 17:09 | 40m | - / - | OM2ZZ | +8 / - | 5 | Partial capture |
| 08-10 11:05 | 10m | - / -1 | SV2AEL | -5 / - | 7 | ✓ Closing fragment |
| 08-09 14:26 | 10m | - / -4 | IK6GPZ | -6 / - | 3 | ✓ Closing fragment |
| 08-08 18:01 | 160m | - / -6 | RW4CB | -4 / - | 2 | ✓ Closing fragment |
| 08-07 18:31 | 80m | 0 / -2 | <...> | -14 / -4 | 3 | Partial capture |
| 08-07 18:29 | 80m | +4 / - | UB0SMX/P | - / -10 | 2 | Partial capture |
| 08-07 18:14 | 80m | +2 / -11 | RK3DWA/3 | -8 / -16 | 7 | Partial capture |
| 08-07 18:13 | 80m | +5 / -2 | R2GFD | +3 / -9 | 2 | Partial capture |
| 08-07 18:10 | 80m | - / - | R6ZEJ | +6 / - | 2 | Partial capture |
| 08-07 18:07 | 80m | +2 / - | UB0SMX/P | - / -8 | 4 | Partial capture |
| 08-07 17:00 | 80m | - / - | R3YAR | -2 / - | 6 | Partial capture |
| 08-04 20:37 | 80m | - / -3 | RA3TVW | -6 / - | 2 | Partial capture |
| 08-04 20:24 | 80m | - / - | IU0RKJ | -4 / - | 5 | Partial capture |
| 08-04 20:24 | 80m | - / -11 | RA3TVW | -4 / - | 2 | Partial capture |
| 08-04 20:22 | 80m | -15 / - | JA5MHD | - / -10 | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 182115 +1 1953 <...> UB8A -18 (x7) 190915 -8 1198 UB8A RT2P R-20 191915 -14 1677 RK6OQ UB8A -16 191930 +1 644 UB8A RK6OQ R+03 191945 -16 1677 RK6OQ UB8A RR73 192000 +3 644 UB8A RK6OQ 73 192030 -16 2143 UB8A UA3FH KO85 (x2) 192115 +2 1677 RK6OQ UB8A -08
UTC dB Audio Message 172330 -5 1096 RA4HPQ UB8A -13 (x4) 172545 -1 2887 UB8A OH2CI KP00 172545 -4 1096 UB8A RN6AK KN95 184800 -24 2069 UB8A RW9H/M R-09 184900 -6 1687 UB8A IK6GTF JN72 (x6) 185930 -1 1413 UB8A R1530IG R-03 190415 +0 2204 R1530IG UB8A -01
UTC dB Audio Message 170530 -9 2237 UB8A R50RKZ RR73 170900 +8 316 UB8A OM2ZZ JN88 (x5) 163145 -12 1248 RL1I/P UB8A MO05 (x6) 164130 -11 1249 UA4WCS UB8A RR73 171800 -9 1131 RW9H/M UB8A -11 (x2)
UTC dB Audio Message 165445 +2 439 RX9WM UB8A RR73 (x3) 144815 -16 883 M7XUK UB8A -16 151045 -1 708 <...> UB8A MO05 163145 -20 1609 R2SN UB8A -09 163230 -12 2617 UB8A R2SN R-19 111100 -20 1746 UB8A RW4COM R-09 (x2) 125945 -23 1408 R9HES UB8A 73 050630 -13 964 R6DBT UB8A -13 051130 -17 1120 RO6OT UB8A -09 142915 -14 757 R3PLN/P UB8A MO05 (x2) 143930 -8 2862 UB8A OE/DL6CGU R-06
UTC dB Audio Message 051430 -17 2029 UB8A R4BG 73 100900 -13 1405 UB8A GJ0KYZ -07 (x2) 142600 -8 1420 UB8A IK6GPZ JN62 (x3) 110545 -6 2313 UB8A SV2AEL KN10 (x7) 101300 -12 1458 UB8A UA3VVA R-09 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.