R9UDK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R9UDK, decoded by SO8OO in southeastern Poland. 100 related FT8 messages, 5 CQ messages, observed on 40m, 20m, across 13 UTC dates. Heard between 2026-06-07 and 2026-08-23.
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 R9UDK worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by R9UDK
Approximate centre of NO33, decoded 2026-08-23 11:32 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 | R9UDK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 11:29 | 20m | -16 / - | RI1FJL | - / - | 2 | Partial capture |
| 08-23 01:51 | 20m | - / - | DL1R | +5 / - | 8 | Partial capture |
| 08-23 00:49 | 20m | - / -12 | SV5BYP | -13 / - | 2 | ✓ Closing fragment |
| 08-22 09:37 | 20m | - / -16 | G1LQT | -5 / - | 3 | Partial capture |
| 08-22 09:37 | 20m | - / -16 | GM2OT | -14 / - | 3 | Partial capture |
| 08-12 08:40 | 20m | - / -6 | RK6MC | -18 / - | 3 | ✓ Closing fragment |
| 08-12 02:30 | 20m | - / - | DH2RL | -1 / - | 5 | Partial capture |
| 08-12 02:13 | 20m | - / -24 | EW8CW | -10 / - | 8 | ✓ Closing fragment |
| 08-05 12:16 | 20m | - / -6 | R4UA | -12 / - | 5 | ✓ Closing fragment |
| 08-04 12:48 | 20m | - / -11 | RN6MA | -18 / - | 2 | Partial capture |
| 08-04 12:34 | 20m | - / - | DL7VGU | -9 / - | 4 | ✓ Closing fragment |
| 08-04 11:26 | 20m | - / -21 | GJ0KYZ | -10 / - | 2 | Partial capture |
| 08-04 11:21 | 20m | - / -14 | DJ7WG | -16 / - | 2 | Partial capture |
| 08-04 11:06 | 20m | - / -11 | F1PSX | -17 / - | 3 | ✓ Closing fragment |
| 08-02 14:21 | 20m | - / -20 | I4WQH | -17 / - | 4 | Partial capture |
| 08-02 14:17 | 20m | - / -17 | RA3TVW | -3 / - | 6 | ✓ Closing fragment |
| 08-02 14:07 | 20m | - / - | DL1R | -6 / - | 5 | Partial capture |
| 07-31 14:12 | 20m | - / -21 | F1ODM | -8 / - | 5 | Partial capture |
| 06-23 22:43 | 20m | - / - | LB1UK/P | -19 / - | 2 | Partial capture |
| 06-22 23:44 | 40m | - / - | RL3QGD | -18 / - | 2 | Partial capture |
| 06-20 02:26 | 20m | -14 / - | HN4RS | - / - | 2 | Partial capture |
| 06-09 10:32 | 20m | - / - | GM0SDV | +1 / - | 5 | Partial capture |
| 06-09 10:30 | 20m | -18 / - | 7N3XDU | - / -21 | 3 | Partial capture |
| 06-07 10:48 | 20m | - / -5 | SP2EWQ | -13 / - | 4 | ✓ Closing fragment |
| 05-30 10:33 | 20m | -14 / - | C21TS | - / -15 | 6 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 004900 -10 1659 R9UDK SV5BYP -12 (x2) 005915 -7 2287 R9UDK IK6DLK JN63 015145 +1 2658 R9UDK DL1R JN58 (x8) 112900 -2 2426 R9UDK DL5BWG JO72 112915 -18 2425 RI1FJL R9UDK NO33 (x3)
UTC dB Audio Message 234430 -17 2081 R9UDK RL3QGD KO91 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.