YB5MB — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving YB5MB, decoded by SO8OO in southeastern Poland. 212 related FT8 messages, 12 CQ messages, observed on 40m, 20m, across 16 UTC dates. Heard between 2026-04-29 and 2026-06-02.
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 YB5MB worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by YB5MB
Approximate centre of OI09, decoded 2026-06-17 14:03 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 | YB5MB S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 06-17 14:01 | 20m | -20 / - | AF6AT | - / - | 5 | Partial capture |
| 06-02 15:52 | 20m | - / -8 | S54ZGA | -18 / - | 2 | Partial capture |
| 06-02 15:46 | 20m | - / -8 | IK4TVP | -18 / - | 2 | ✓ Closing fragment |
| 06-02 14:23 | 20m | -18 / - | OJ0Z | - / - | 2 | Partial capture |
| 06-01 15:08 | 20m | -7 / - | NI7C | - / - | 2 | Partial capture |
| 06-01 15:02 | 20m | -8 / - | UA0LQE | - / -14 | 2 | Partial capture |
| 06-01 10:19 | 20m | - / - | ON3RDO | -13 / - | 5 | Partial capture |
| 06-01 10:14 | 20m | - / - | ON3RDO | -9 / - | 3 | Partial capture |
| 05-31 01:58 | 20m | - / - | F4MAG | -10 / - | 4 | Partial capture |
| 05-28 12:58 | 20m | - / -15 | 5B4AAB | +12 / - | 2 | ✓ Closing fragment |
| 05-27 12:07 | 20m | - / -10 | R9OOF | -10 / - | 2 | ✓ Closing fragment |
| 05-26 14:51 | 20m | -16 / - | AI6RR | - / - | 2 | Partial capture |
| 05-26 14:45 | 20m | -16 / - | KG7AV | - / -9 | 4 | ✓ Closing fragment |
| 05-26 14:45 | 20m | - / -16 | R3THS | -12 / - | 2 | Partial capture |
| 05-26 14:41 | 20m | - / -1 | R3KLJ | -15 / - | 3 | ✓ Closing fragment |
| 05-26 14:34 | 20m | - / - | UI6O | -8 / - | 7 | Partial capture |
| 05-26 14:26 | 20m | -20 / - | N5IF | - / -17 | 2 | ✓ Closing fragment |
| 05-26 14:24 | 20m | - / - | RA6FSV | -6 / - | 2 | ✓ Closing fragment |
| 05-26 14:23 | 20m | - / -12 | RZ3Z | +9 / - | 3 | ✓ Closing fragment |
| 05-26 14:21 | 20m | - / - | IW9FRA | -10 / - | 2 | Partial capture |
| 05-26 13:47 | 20m | -19 / - | N7LQT | - / - | 2 | Partial capture |
| 05-26 13:41 | 20m | -14 / - | W7CT | - / -10 | 4 | ✓ Closing fragment |
| 05-26 13:34 | 20m | - / - | RZ4FWA | -2 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 151430 -18 1913 YB5MB PD0MNO JO22 142315 -18 1540 OJ0Z YB5MB OI09 (x2) 154630 -19 1674 YB5MB IK4TVP -08 (x2) 155200 -14 1542 YB5MB S54ZGA -08 155230 -24 1622 YB5MB DL1UDO R-11 155230 -21 1542 YB5MB S54ZGA -08 134100 -20 1551 W7C YB5MB OI09 135930 -19 1545 W6TOX YB5MB OI09 140130 -22 1544 AF6AT YB5MB OI09 (x5)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.