DO9YU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving DO9YU, decoded by SO8OO in southeastern Poland. 1,021 related FT8 messages, 666 CQ messages, observed on 80m, 40m, 10m, across 40 UTC dates. Heard between 2026-05-20 and 2026-08-17.
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 DO9YU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by DO9YU
Approximate centre of JO41, decoded 2026-08-17 04:37 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 | DO9YU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-17 04:33 | 80m | - / -4 | DO6JSA | -13 / - | 6 | ✓ Closing fragment |
| 08-17 04:26 | 80m | - / - | SP5DFK | +5 / - | 2 | Partial capture |
| 08-17 04:18 | 80m | - / -18 | SP9SW | +12 / - | 2 | Partial capture |
| 08-17 04:16 | 80m | -24 / - | GB8VJ | -19 / -11 | 3 | ✓ Closing observed |
| 08-17 04:14 | 80m | -24 / +9 | DO2NM | -3 / -1 | 4 | ✓ Full exchange observed |
| 07-11 04:01 | 80m | -6 / - | <...> | - / -4 | 3 | Partial capture |
| 07-11 03:54 | 80m | +2 / -20 | F4LIP | -24 / -13 | 4 | ✓ Full exchange observed |
| 07-10 04:14 | 80m | -8 / - | SP2WGB | - / -9 | 2 | ✓ Closing fragment |
| 07-10 03:47 | 80m | -10 / - | IS0IYV | - / - | 11 | Partial capture |
| 07-10 03:31 | 80m | -11 / -11 | DH8WR | +2 / -4 | 5 | ✓ Full exchange observed |
| 07-09 04:26 | 80m | -20 / -17 | TM00TFR | -14 / -9 | 8 | Partial capture |
| 07-09 04:00 | 80m | - / - | SP5DFK | +3 / - | 6 | Partial capture |
| 07-09 03:55 | 80m | -7 / - | M0ELS | - / -24 | 4 | ✓ Closing fragment |
| 07-09 03:52 | 80m | - / -15 | SQ9EJ | +6 / - | 13 | Partial capture |
| 07-09 03:45 | 80m | -13 / +5 | F4LYP | -24 / - | 2 | ✓ Closing observed |
| 07-09 03:42 | 80m | -17 / - | OZ6NC | -24 / -24 | 4 | ✓ Closing observed |
| 07-07 03:12 | 80m | -18 / -24 | HG8PQ | +10 / -12 | 8 | ✓ Full exchange observed |
| 07-07 03:07 | 80m | -11 / - | PA0LAN | - / -18 | 2 | ✓ Closing fragment |
| 07-06 04:59 | 80m | -20 / - | ON3ANY | - / - | 2 | Partial capture |
| 07-06 03:41 | 80m | -20 / - | <...> | - / - | 2 | Partial capture |
| 07-05 08:22 | 10m | -9 / - | HA3HZ | - / -1 | 2 | ✓ Closing fragment |
| 07-05 04:25 | 80m | - / -1 | DO7TTR/P | -12 / - | 2 | ✓ Closing fragment |
| 07-05 04:18 | 80m | -20 / - | OZ2BMN | - / - | 4 | Partial capture |
| 07-04 18:10 | 80m | -13 / +1 | OZ1EWY | -24 / - | 3 | ✓ Closing observed |
| 07-04 18:07 | 80m | - / -6 | DL2VAH | -8 / - | 2 | ✓ Closing fragment |
| 07-04 18:05 | 80m | - / - | SP9JMZ | +5 / - | 5 | Partial capture |
| 07-04 04:28 | 80m | -19 / -7 | DA6NEL | -18 / - | 3 | ✓ Closing observed |
| 07-04 04:25 | 80m | -18 / - | DO1TFM | - / -19 | 3 | ✓ Closing fragment |
| 07-04 04:20 | 80m | -12 / - | G6PWS | -11 / -10 | 5 | ✓ Closing observed |
| 07-04 04:18 | 80m | -9 / -4 | DA0WWA | +4 / -6 | 5 | ✓ Full exchange observed |
| 07-03 18:31 | 80m | -18 / - | DL1WH | - / - | 2 | Partial capture |
| 07-03 18:20 | 80m | -16 / - | DL1WH | - / - | 5 | Partial capture |
| 07-03 18:15 | 80m | -20 / - | DK3NU | - / -3 | 2 | ✓ Closing fragment |
| 07-03 04:42 | 80m | - / - | DL8DCM | -9 / - | 2 | ✓ Closing fragment |
| 07-03 04:37 | 80m | -24 / +1 | DK8FG | -2 / - | 3 | ✓ Closing observed |
| 07-03 04:32 | 80m | - / -4 | IN3IZQ | -19 / - | 3 | Partial capture |
| 06-30 18:18 | 40m | - / -28 | II3WWA | -13 / - | 3 | Partial capture |
| 06-30 16:45 | 40m | - / -25 | II3WWA | -15 / - | 3 | Partial capture |
| 06-29 10:26 | 10m | - / -1 | II6WWA | +4 / - | 3 | ✓ Closing fragment |
| 06-29 08:48 | 10m | -13 / -3 | II6WWA | +14 / - | 3 | Partial capture |
| 06-29 08:47 | 10m | -13 / - | OH5WWA | - / - | 3 | Partial capture |
| 06-27 15:49 | 10m | -16 / - | HB9MZI | - / - | 7 | Partial capture |
| 06-27 15:46 | 10m | -14 / - | EA3DYI | - / -15 | 4 | Partial capture |
| 06-27 13:42 | 10m | - / -13 | UT5ED | -18 / - | 2 | ✓ Closing fragment |
| 06-27 09:46 | 10m | - / -6 | SK7WS | -14 / - | 2 | ✓ Closing fragment |
| 06-27 09:43 | 10m | -17 / +4 | SM0ASB | -9 / - | 4 | Partial capture |
| 06-27 07:43 | 10m | - / -8 | RW1C | -4 / - | 3 | ✓ Closing fragment |
| 06-27 07:36 | 10m | - / - | UT6HN | -18 / - | 4 | Partial capture |
| 06-27 03:43 | 80m | -6 / +1 | ON3BLC | -12 / -9 | 10 | Partial capture |
| 06-26 17:33 | 10m | -8 / - | SP7IWA | - / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 042900 -24 2212 CQ DO9YU JO41 (x5) 043145 +8 2207 DO9YU SP5DFK JO82 043345 -11 1514 DO9YU DO6JSA JN48 043400 -24 2212 CQ DO9YU JO41 043415 -12 1514 DO9YU DO6JSA JN48 (x5) 043630 -24 2212 CQ DO9YU JO41 (x2)
UTC dB Audio Message 084915 +14 2851 DO9YU II6WWA -03 (x2) 085100 -10 2297 CQ DO9YU JO41 (x3) 102615 +6 2850 DO9YU II6WWA -01 (x3) 082215 -9 2302 HA3HZ DO9YU -01 (x2) 082345 -10 2301 CQ DO9YU JO41 082415 -8 2301 UR3VKB DO9YU -19 082615 -10 2302 CQ DO9YU JO41 083100 -5 2303 DO9YU DA6MY 73 083230 -15 2303 DO9YU DN9QP JN58
UTC dB Audio Message 164530 -15 1369 DO9YU II3WWA R-25 (x6)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.