RA3ZUJ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RA3ZUJ, decoded by SO8OO in southeastern Poland. 191 related FT8 messages, observed on 40m, 20m, across 17 UTC dates. Heard between 2026-05-16 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 RA3ZUJ worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RA3ZUJ
Approximate centre of KO80, decoded 2026-08-22 14:39 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 | RA3ZUJ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 14:34 | 20m | +1 / - | XU7O | - / -15 | 4 | Partial capture |
| 08-06 17:06 | 40m | -11 / - | RA9CUU | - / -19 | 5 | ✓ Closing fragment |
| 08-06 17:02 | 20m | -16 / - | R8CGT | - / -19 | 2 | ✓ Closing fragment |
| 08-06 17:00 | 20m | -20 / - | BA6CC | - / -19 | 3 | Partial capture |
| 08-06 16:56 | 20m | -19 / - | BV2NF | - / -17 | 3 | ✓ Closing fragment |
| 08-06 16:53 | 20m | - / -16 | M1WLK | -5 / - | 3 | Partial capture |
| 08-06 13:27 | 20m | - / 0 | R6AC | -21 / - | 3 | ✓ Closing fragment |
| 08-06 12:37 | 20m | -24 / - | R4FDW | -24 / - | 2 | ✓ Closing observed |
| 08-05 18:24 | 20m | - / -12 | RA3TVW | -3 / - | 3 | ✓ Closing fragment |
| 08-05 18:13 | 20m | - / - | EA3HMM | +1 / - | 3 | Partial capture |
| 08-05 18:09 | 20m | - / -3 | TN8GD | -8 / - | 2 | ✓ Closing fragment |
| 07-18 18:57 | 20m | -9 / -3 | R2AL | +2 / -22 | 10 | Partial capture |
| 07-18 18:57 | 20m | -13 / - | XV9T | - / -14 | 3 | ✓ Closing fragment |
| 07-18 18:56 | 20m | -14 / - | OK1WCF | - / -16 | 2 | ✓ Closing fragment |
| 07-18 18:46 | 20m | -12 / -12 | F5RRS | -1 / -13 | 8 | ✓ Full exchange observed |
| 07-18 18:44 | 20m | -10 / - | JR1USO | - / -19 | 3 | ✓ Closing fragment |
| 07-18 18:42 | 20m | -10 / - | BD8ELZ | - / -23 | 2 | Partial capture |
| 06-28 19:17 | 40m | -8 / - | RM4N | - / -13 | 2 | ✓ Closing fragment |
| 06-28 19:14 | 40m | -8 / +1 | UA3GJM | -6 / -19 | 7 | ✓ Full exchange observed |
| 06-28 19:11 | 40m | -8 / -2 | RZ6L | -6 / -16 | 9 | ✓ Full exchange observed |
| 06-28 19:10 | 40m | -4 / - | RX3DRC | - / -7 | 2 | ✓ Closing fragment |
| 06-28 19:08 | 40m | -6 / - | JA0LFV | - / -16 | 2 | ✓ Closing fragment |
| 06-28 19:05 | 40m | -6 / - | RC9WC | - / - | 3 | Partial capture |
| 06-18 21:10 | 40m | -7 / - | YB2TTM | - / - | 3 | ✓ Closing fragment |
| 06-18 20:52 | 40m | -2 / - | UB0AMB | - / -24 | 3 | ✓ Closing fragment |
| 06-18 20:43 | 40m | -7 / - | VK3BE | - / - | 3 | Partial capture |
| 06-16 20:08 | 20m | - / -12 | EA3BIC | -10 / - | 3 | ✓ Closing fragment |
| 06-16 20:04 | 20m | - / -3 | JE1LFX | +2 / - | 2 | ✓ Closing fragment |
| 06-16 19:04 | 20m | - / -19 | EB3JT | -1 / - | 3 | ✓ Closing fragment |
| 06-16 18:57 | 20m | - / +3 | JH7CSU | -10 / - | 2 | ✓ Closing fragment |
| 06-15 15:41 | 40m | -11 / - | RY9W | - / -13 | 3 | ✓ Closing fragment |
| 06-15 15:37 | 20m | -4 / -1 | RV9CX | +7 / -14 | 7 | ✓ Full exchange observed |
| 06-15 15:33 | 20m | -7 / - | JR4XLE | - / -8 | 2 | Partial capture |
| 06-15 15:32 | 20m | -8 / - | BG3TFT | - / - | 2 | Partial capture |
| 06-15 15:30 | 20m | -6 / - | BV3VN | - / -11 | 2 | Partial capture |
| 06-15 15:19 | 20m | -3 / - | BI9CLT | - / -18 | 3 | ✓ Closing fragment |
| 06-15 15:17 | 20m | -3 / - | BH6RJD | - / -13 | 3 | Partial capture |
| 06-15 15:14 | 20m | -12 / - | R0AX | +6 / - | 3 | ✓ Closing observed |
| 06-15 15:11 | 20m | -10 / -11 | UA3NFG | -2 / -12 | 8 | ✓ Full exchange observed |
| 06-15 15:09 | 20m | +2 / - | JH8SIT | - / - | 2 | Partial capture |
| 06-15 15:08 | 20m | -6 / -14 | RG1L | -19 / -20 | 6 | Partial capture |
| 06-15 15:07 | 20m | +2 / - | JN1ILK | -2 / +3 | 5 | ✓ Closing observed |
| 06-15 15:02 | 20m | - / -2 | UB8CPH | +1 / - | 2 | ✓ Closing fragment |
| 06-07 15:02 | 20m | - / - | M1WLK | -6 / - | 2 | Partial capture |
| 06-07 15:01 | 20m | -16 / -6 | BH4HGH | -7 / -9 | 2 | Partial capture |
| 06-07 15:01 | 20m | -8 / -11 | IK4TVP | +3 / -9 | 3 | ✓ Full exchange observed |
| 06-07 13:17 | 20m | -2 / -7 | RK0SC | -10 / - | 4 | ✓ Closing observed |
| 06-07 13:17 | 20m | - / -3 | R0AX | +2 / - | 3 | ✓ Closing fragment |
| 06-06 18:52 | 40m | -3 / - | RZ0SW | - / - | 2 | Partial capture |
| 06-06 18:47 | 20m | - / - | R1WAM | -5 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 165600 -15 1308 BV2NF RA3ZUJ KO80 (x3) 165830 -17 1307 EA3HMM RA3ZUJ -09 170030 -19 1308 BA6CC RA3ZUJ KO80 (x3) 170200 -17 1338 R8CGT RA3ZUJ R-19 (x2) 143315 -1 1340 BG2ATH RA3ZUJ KO80 143415 +4 1340 XU7O RA3ZUJ KO80 (x4) 143915 +4 1340 YB7FII RA3ZUJ KO80
UTC dB Audio Message 191400 -8 1304 RZ6L RA3ZUJ RR73 191445 -6 778 RA3ZUJ UA3GJM +01 191500 -8 1304 UA3GJM RA3ZUJ R-19 191515 -6 778 RA3ZUJ UA3GJM RR73 191530 -6 1305 UA3GJM RA3ZUJ R-19 (x2) 191615 -5 777 RA3ZUJ UA3GJM RR73 191630 -9 1304 UA3GJM RA3ZUJ 73 191700 -7 1304 RM4N RA3ZUJ R-13 (x2) 170630 -13 1304 RA9CUU RA3ZUJ KO80 (x5)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.