ON4AST — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving ON4AST, decoded by SO8OO in southeastern Poland. 130 related FT8 messages, 17 CQ messages, observed on 40m, 20m, across 17 UTC dates. Heard between 2026-04-24 and 2026-07-18.
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 ON4AST worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by ON4AST
Approximate centre of JO21, decoded 2026-06-11 13:59 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 | ON4AST S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-18 07:31 | 40m | - / - | DK4FH | -16 / - | 2 | Partial capture |
| 07-10 08:06 | 40m | - / +6 | HA1ZW | -15 / - | 2 | ✓ Closing fragment |
| 07-09 14:08 | 20m | - / -16 | IQ4JO | -18 / - | 3 | ✓ Closing fragment |
| 07-09 14:08 | 20m | - / - | IZ5RKH | -5 / - | 3 | Partial capture |
| 07-09 14:05 | 20m | - / +3 | F5URG | -1 / - | 5 | Partial capture |
| 06-06 12:46 | 40m | - / -5 | DJ1TU | -20 / - | 5 | ✓ Closing fragment |
| 06-06 09:32 | 40m | -18 / - | EA5JYX | - / - | 3 | Partial capture |
| 06-06 09:28 | 40m | -19 / - | G0JEI | - / -4 | 3 | ✓ Closing fragment |
| 06-02 09:20 | 40m | - / -14 | DD1RK | -8 / - | 2 | ✓ Closing fragment |
| 06-02 09:14 | 40m | - / - | SQ7OBH | -10 / - | 3 | ✓ Closing fragment |
| 05-27 07:12 | 40m | -7 / - | DL2AKT | -16 / +3 | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 124815 -19 2241 ON4AST DJ1TU 73 (x2) 125345 -19 1536 ON4AST DK0F R+19 071730 -16 1044 F5LMJ ON4AST RRR 135900 -24 1655 CQ ON4AST JO21 140145 -9 334 ON4AST HF7X KO01 075045 -13 2527 ON4AST IK2ZJR JN45 080400 -9 2721 ON4AST IQ4JO JN63 080600 -10 1343 ON4AST HA1ZW R+06 (x2) 150030 -10 2615 ON4AST IQ4JO JN63 071600 -24 1533 EA2DYB ON4AST R+02 073115 -16 981 ON4AST DK4FH +22 (x2) 074815 -19 1093 ON4AST <...> +10
UTC dB Audio Message 140145 -14 1791 ON4AST TM33TDF -03 140545 +1 2873 ON4AST F5URG +03 (x3) 140715 -2 1791 ON4AST EB3JT 73 140745 -1 2874 ON4AST F5URG +03 140815 -14 2140 ON4AST IQ4JO JN63 140815 +2 2874 ON4AST F5URG +03 140815 -6 1790 ON4AST IZ5RKH JN53 140845 -20 2140 ON4AST IQ4JO R-16 140845 -5 1790 ON4AST IZ5RKH JN53 140915 -19 2140 ON4AST IQ4JO 73 140915 -4 1790 ON4AST IZ5RKH JN53
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.