F1USN — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F1USN, decoded by SO8OO in southeastern Poland. 220 related FT8 messages, 32 CQ messages, observed on 40m, 20m, 10m, across 31 UTC dates. Heard between 2026-05-27 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 F1USN worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F1USN
Approximate centre of JN05, decoded 2026-08-23 15:20 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 | F1USN S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 15:18 | 20m | -3 / -15 | RA9LL | +14 / - | 5 | Partial capture |
| 08-23 15:16 | 20m | - / -12 | ON5GQ | -4 / - | 2 | ✓ Closing fragment |
| 08-23 15:12 | 20m | -13 / - | ON1AJ | - / - | 2 | Partial capture |
| 08-21 13:18 | 10m | - / -10 | DK7ZT | -20 / - | 5 | ✓ Closing fragment |
| 08-20 14:00 | 20m | +10 / -1 | SV2HTW | -11 / - | 3 | Partial capture |
| 08-20 13:58 | 20m | +5 / - | JR7PJS | - / - | 2 | Partial capture |
| 08-07 15:33 | 10m | - / -8 | HB9OAU | -12 / - | 2 | ✓ Closing fragment |
| 08-07 15:04 | 20m | -7 / -8 | RC5F | -13 / - | 2 | Partial capture |
| 08-07 15:02 | 20m | -14 / - | SP6AMI | - / - | 3 | Partial capture |
| 08-07 15:00 | 20m | -10 / - | DG2XB | -15 / -19 | 7 | ✓ Closing observed |
| 08-06 12:31 | 20m | -14 / - | F5SFT | - / -19 | 3 | ✓ Closing fragment |
| 08-06 12:28 | 20m | -12 / - | R3KLA | - / -24 | 4 | Partial capture |
| 08-06 11:32 | 20m | -14 / - | PA0WDN | - / - | 2 | Partial capture |
| 08-03 14:58 | 20m | - / -20 | PE1NGM | -18 / - | 2 | Partial capture |
| 08-01 15:19 | 20m | -13 / - | BH2WTV | - / - | 7 | Partial capture |
| 08-01 15:16 | 20m | -15 / - | UI6O | -24 / -6 | 5 | ✓ Closing observed |
| 08-01 15:12 | 20m | -15 / - | R4CI | - / - | 4 | Partial capture |
| 08-01 08:21 | 20m | -23 / -18 | RJ2T | -18 / - | 7 | Partial capture |
| 08-01 08:15 | 20m | -24 / - | 9Y4M | - / -12 | 2 | Partial capture |
| 07-31 14:24 | 20m | - / - | F5OYA/P | -10 / - | 2 | Partial capture |
| 07-31 14:23 | 20m | -7 / - | R5KH | - / -19 | 2 | ✓ Closing fragment |
| 07-31 14:20 | 20m | +2 / - | OH3OJ | - / -15 | 3 | ✓ Closing fragment |
| 07-31 14:16 | 20m | -15 / -15 | TA2ANK | -14 / -18 | 5 | ✓ Full exchange observed |
| 07-30 15:10 | 20m | -18 / - | ON8PB | - / -25 | 2 | Partial capture |
| 07-30 15:09 | 20m | -10 / - | DK2MAX | - / -17 | 2 | ✓ Closing fragment |
| 07-29 15:06 | 10m | - / - | DN9AD | -14 / - | 4 | Partial capture |
| 07-29 14:56 | 10m | - / -16 | DO2DK | -15 / - | 2 | Partial capture |
| 07-29 14:53 | 10m | - / +2 | DN9BT | -7 / - | 3 | ✓ Closing fragment |
| 07-29 14:46 | 10m | - / - | DJ0MAB | -14 / - | 2 | ✓ Closing fragment |
| 07-29 14:46 | 10m | - / - | DN9BT | -8 / - | 4 | Partial capture |
| 07-29 14:46 | 10m | - / - | ON7DE | -22 / - | 2 | Partial capture |
| 07-28 12:46 | 20m | -19 / -11 | RL3K | -19 / - | 6 | Partial capture |
| 07-28 12:43 | 20m | -16 / - | SJ9WL | - / - | 3 | Partial capture |
| 07-28 12:41 | 20m | - / - | DL70ESSEN | -17 / - | 2 | Partial capture |
| 07-28 12:40 | 20m | -14 / +3 | F5RRS | -20 / +2 | 5 | ✓ Full exchange observed |
| 07-28 12:38 | 20m | -10 / -24 | R4DI | -10 / - | 5 | Partial capture |
| 07-28 12:36 | 20m | -13 / +4 | DL2BMH | -10 / -22 | 3 | Partial capture |
| 07-24 12:29 | 10m | - / -18 | RN6MA | -9 / - | 2 | Partial capture |
| 07-24 12:29 | 10m | - / - | DK5OPA | -10 / - | 2 | Partial capture |
| 07-24 12:28 | 10m | - / +5 | DK3HV | -5 / - | 3 | Partial capture |
| 07-24 12:26 | 10m | - / +2 | DL3RSK | -13 / - | 7 | Partial capture |
| 07-24 12:03 | 20m | - / -9 | DK1AJ | -16 / - | 2 | ✓ Closing fragment |
| 07-23 13:23 | 10m | - / - | RW6HP | -22 / - | 2 | Partial capture |
| 07-22 14:51 | 20m | +1 / -1 | TK5K | -9 / -15 | 5 | ✓ Full exchange observed |
| 07-22 14:51 | 20m | -11 / -8 | SV5BYP | -13 / -18 | 4 | ✓ Full exchange observed |
| 07-22 14:43 | 20m | -14 / - | HB9SFL | - / -17 | 2 | Partial capture |
| 07-21 13:22 | 10m | - / -9 | HA1ZW | -23 / - | 2 | Partial capture |
| 07-21 13:11 | 20m | -16 / - | DL9AHB | - / - | 2 | Partial capture |
| 07-16 08:59 | 20m | -11 / - | ON6DSL | -21 / -6 | 5 | ✓ Closing observed |
| 07-12 07:41 | 40m | - / +5 | DL6NDN | -16 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 135900 +10 2350 JR7PJS F1USN JN05 140030 +7 505 SV2HTW F1USN JN05 (x2) 140115 -11 505 F1USN SV2HTW -01 135000 -1 1264 EA8UP F1USN JN05 151215 -10 1316 ON1AJ F1USN JN05 (x2) 151645 +1 2279 F1USN ON5GQ -12 (x2) 151830 -3 2760 RA9LL F1USN JN05 (x2) 151945 +15 2760 F1USN RA9LL -15 152000 -3 2760 RA9LL F1USN JN05 152015 +14 2760 F1USN RA9LL R-20 152230 -15 1404 F1USN F1POK RR73
UTC dB Audio Message 145600 -15 1518 F1USN DO2DK JO30 (x2) 150600 -13 1011 F1USN DN9AD JO52 (x4) 145600 -10 740 F1USN IZ0EGA JN61 150800 -8 492 IK4LZH F1USN JN05 153345 -10 1037 F1USN HB9OAU -08 (x2) 131830 -19 1673 F1USN DK7ZT -10 (x5)
UTC dB Audio Message 143545 -17 1174 F1USN DG3FFM RR73 144730 -19 1987 F1USN DL2BMH RR73 144945 -14 1816 F1USN F5RRS RR73 145600 -15 1440 F1USN DL3KDP -07 (x2) 152830 -11 384 F1USN F6KBK JN18 151215 -4 437 F1USN IK4LZH JN54 (x4) 074100 -16 2118 F1USN DL6NDN +05 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.