JA1OSJ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving JA1OSJ, decoded by SO8OO in southeastern Poland. 47 related FT8 messages, observed on 20m, across 15 UTC dates. Heard between 2026-05-09 and 2026-08-06.
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 JA1OSJ worked most often, as logged from our receiver:
Activity Heatmap
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 | JA1OSJ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-06 12:50 | 20m | - / -24 | UT5ZC | -16 / - | 2 | Partial capture |
| 08-04 18:46 | 20m | - / -21 | RW6HB | -9 / - | 2 | ✓ Closing fragment |
| 08-04 08:31 | 20m | - / -20 | DL5NDD | -13 / - | 5 | ✓ Closing fragment |
| 08-04 07:51 | 20m | - / -17 | <...> | -2 / - | 2 | Partial capture |
| 07-03 09:03 | 20m | - / -19 | K2K | -18 / - | 3 | Partial capture |
| 07-02 14:56 | 20m | - / -5 | R4CHN | -19 / - | 3 | ✓ Closing fragment |
| 06-27 21:03 | 20m | - / -19 | RW3QU | -10 / - | 3 | ✓ Closing fragment |
| 06-18 14:58 | 20m | - / -10 | DF7EF | +13 / - | 4 | Partial capture |
| 06-07 15:08 | 20m | -13 / - | <...> | - / - | 5 | Partial capture |
| 06-07 14:59 | 20m | -6 / -8 | TC0GYT | +1 / - | 3 | Partial capture |
| 06-07 14:57 | 20m | -6 / - | DD5Y | - / -17 | 2 | Partial capture |
| 05-29 08:04 | 20m | - / -18 | UA9LAO | -4 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 151130 -12 418 JA1OSJ <...> -15 090330 -19 1435 JA1OSJ K2K -19 (x3) 075130 -6 1657 JA1OSJ <...> -17 (x2) 083100 -11 1392 JA1OSJ DL5NDD -20 (x5) 184600 -5 1040 JA1OSJ RW6HB R-21 (x2) 125045 -15 1851 JA1OSJ UT5ZC KN57 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.