R3DFU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R3DFU, decoded by SO8OO in southeastern Poland. 78 related FT8 messages, observed on 160m, 80m, 40m, 20m, 10m, across 13 UTC dates. Heard between 2026-04-26 and 2026-07-25.
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 R3DFU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by R3DFU
Approximate centre of KO95, decoded 2026-06-30 16:54 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 | R3DFU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-25 15:54 | 40m | - / -18 | RA6FCU | -12 / - | 2 | ✓ Closing fragment |
| 07-21 16:08 | 20m | - / +1 | UA4FEN | -18 / - | 2 | ✓ Closing fragment |
| 07-20 16:23 | 20m | - / -8 | LA1H | -18 / - | 2 | ✓ Closing fragment |
| 06-30 17:13 | 10m | - / -14 | YO4NF | -17 / - | 2 | Partial capture |
| 06-30 17:12 | 10m | - / -25 | HZ1TT | -8 / - | 2 | ✓ Closing fragment |
| 06-29 11:54 | 10m | - / 0 | RA6YDX | -8 / - | 2 | ✓ Closing fragment |
| 06-27 18:57 | 10m | - / -6 | RX9WN | -12 / - | 2 | ✓ Closing fragment |
| 06-27 18:55 | 10m | - / -15 | EA8UP | -12 / - | 2 | ✓ Closing fragment |
| 06-26 19:03 | 10m | - / -3 | RX6AOB | -2 / - | 2 | ✓ Closing fragment |
| 06-26 18:52 | 80m | -19 / -1 | RA3XAL | +6 / - | 3 | Partial capture |
| 06-26 18:46 | 40m | - / -21 | F5RRS | -16 / - | 3 | ✓ Closing fragment |
| 06-25 20:33 | 80m | - / -11 | EU2NS | 0 / - | 2 | Partial capture |
| 06-25 20:29 | 160m | - / -20 | R9SAP | -17 / - | 2 | ✓ Closing fragment |
| 06-25 20:27 | 80m | -14 / - | UB8CSJ | -5 / -14 | 3 | ✓ Closing observed |
| 06-25 20:26 | 80m | -14 / -6 | RM5F | +5 / +2 | 5 | ✓ Full exchange observed |
| 06-25 20:25 | 80m | -13 / - | RA3TVW | +6 / +1 | 3 | ✓ Closing observed |
| 06-25 20:24 | 80m | -18 / - | UB8CSJ | - / - | 2 | Partial capture |
| 06-25 16:19 | 40m | -21 / - | RW3QU | -19 / - | 2 | ✓ Closing observed |
| 06-20 15:03 | 10m | - / -20 | RA5AK | -5 / - | 2 | ✓ Closing fragment |
| 06-18 14:33 | 20m | - / -3 | R1NI/4 | +2 / - | 3 | Partial capture |
| 06-17 17:30 | 40m | - / -17 | SP4WSL | -8 / - | 3 | Partial capture |
| 06-17 17:28 | 40m | - / -14 | R6LPF | -16 / - | 2 | ✓ Closing fragment |
| 06-17 15:36 | 20m | - / -15 | ON1PK | -11 / - | 3 | Partial capture |
| 06-17 08:56 | 20m | -22 / -25 | M7MOK | -19 / - | 7 | Partial capture |
| 06-17 08:55 | 20m | -22 / - | IQ7KM | +5 / - | 2 | ✓ Closing observed |
| 06-17 08:47 | 20m | - / -16 | DG2YCM | -15 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 172815 -17 1397 R3DFU R6LPF -14 (x2) 173045 -5 1738 R3DFU SP4WSL -17 (x3) 161945 -19 1398 R3DFU RW3QU RR73 162000 -21 1397 RW3QU R3DFU 73 184545 -19 1397 R3DFU SQ9PBV RR73 184615 -14 1856 R3DFU F5RRS JN36 (x3) 185045 -15 1604 R3DFU R5MA RR73 163445 -22 1398 R3DFU RA6OD KN97 155430 -15 1119 R3DFU RA6FCU -18 (x2)
UTC dB Audio Message 143215 -15 1435 <...> R3DFU KO95 143330 -3 1791 R3DFU R1NI/4 -03 (x3) 143530 +6 1792 R3DFU <...> -03 153645 -18 1433 R3DFU RA3TVW RR73 160900 -9 2459 R3DFU OE/WE9G -19 160930 -12 2585 R3DFU IZ3VCN -12 184600 -9 2410 R3DFU GB071RE -12 165430 -15 1433 F1THK R3DFU KO95 162100 -10 2665 R3DFU RA9LL RR73 162345 -24 1530 R3DFU LA1H -08 (x2) 160815 -18 1440 R3DFU UA4FEN +01 (x2)
UTC dB Audio Message 150300 -6 1249 R3DFU RA5AK -20 (x2) 190330 -6 2711 R3DFU RX6AOB -03 (x2) 063115 -7 2247 R3DFU RA6OB -01 185545 -13 1776 R3DFU EA8UP -15 (x2) 185745 -13 1450 R3DFU RX9WN -06 (x2) 115400 -8 959 R3DFU RA6YDX +00 (x2) 171200 -7 1764 R3DFU HZ1TT -25 (x2) 171300 -17 1451 R3DFU YO4NF -14 (x2)
UTC dB Audio Message 202545 +6 893 R3DFU RA3TVW RR73 202600 -14 1363 RA3TVW R3DFU 73 202615 +4 1056 R3DFU RM5F KO85 202630 -17 1363 RM5F R3DFU +02 202645 +5 1056 R3DFU RM5F R-06 202700 -11 1363 RM5F R3DFU RR73 202715 +5 1057 R3DFU RM5F 73 202730 -14 1363 UB8CSJ R3DFU R-14 202745 -5 2426 R3DFU UB8CSJ RR73 202800 -15 1363 UB8CSJ R3DFU 73 203315 +2 1582 R3DFU EU2NS -11 (x2) 185230 -19 1363 RA3XAL R3DFU KO95 185245 +5 2420 R3DFU RA3XAL -01 (x2)
UTC dB Audio Message 202915 -17 1497 R3DFU R9SAP -20 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.