R4FDW — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R4FDW, decoded by SO8OO in southeastern Poland. 11,606 related FT8 messages, 8,742 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 75 UTC dates. Heard between 2026-05-24 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 R4FDW worked most often, as logged from our receiver:
Activity Heatmap
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 | R4FDW S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 12:56 | 20m | -14 / - | G4FTC | - / -11 | 2 | Partial capture |
| 08-23 06:07 | 20m | -5 / - | UX6FZZ | - / +3 | 2 | Partial capture |
| 08-23 06:00 | 20m | -9 / - | OK2MFD | - / -7 | 12 | Partial capture |
| 08-23 05:55 | 20m | -7 / - | F4DIH | - / -19 | 6 | Partial capture |
| 08-23 05:52 | 20m | -8 / - | YO6HEM | - / -15 | 3 | ✓ Closing fragment |
| 08-23 05:46 | 20m | -8 / - | OH2MWH | - / -5 | 2 | Partial capture |
| 08-23 05:40 | 20m | -7 / - | OH2MWH | - / -5 | 3 | Partial capture |
| 08-23 05:37 | 20m | -5 / - | UR4UM | - / -11 | 5 | Partial capture |
| 08-23 05:34 | 20m | -10 / - | UR4UM | - / -11 | 2 | Partial capture |
| 08-23 05:32 | 20m | -10 / - | SM2ODB | - / -15 | 2 | ✓ Closing fragment |
| 08-23 05:25 | 20m | -22 / - | UT7UJ | - / -5 | 2 | Partial capture |
| 08-23 05:17 | 20m | -22 / - | IT9CCB | - / +3 | 3 | Partial capture |
| 08-22 21:39 | 20m | - / -1 | DA1EA | +14 / - | 2 | ✓ Closing fragment |
| 08-22 12:15 | 20m | -22 / -8 | OK1IWS | +12 / 0 | 7 | ✓ Full exchange observed |
| 08-22 12:14 | 20m | -19 / -4 | RA9YQB | -18 / +2 | 4 | ✓ Full exchange observed |
| 08-22 12:08 | 20m | -18 / - | OE1AVO | - / -12 | 10 | ✓ Closing fragment |
| 08-22 11:15 | 20m | -18 / - | IK2YYO | - / -20 | 6 | Partial capture |
| 08-22 10:57 | 20m | -12 / - | HA2NA | - / -12 | 5 | Partial capture |
| 08-22 10:55 | 20m | -9 / - | UF4S/P | - / -12 | 3 | Partial capture |
| 08-22 10:52 | 20m | -4 / -6 | R9SB | -12 / - | 3 | ✓ Full exchange observed |
| 08-22 09:51 | 20m | - / -2 | RA6DT | -8 / - | 2 | Partial capture |
| 08-22 09:47 | 20m | -12 / - | DG1GHY | - / -7 | 2 | Partial capture |
| 08-22 09:30 | 20m | -2 / - | F8KIC/P | - / -11 | 5 | Partial capture |
| 08-22 09:02 | 20m | -13 / - | OK1WE | - / -8 | 5 | Partial capture |
| 08-22 08:58 | 20m | -16 / - | OK1WE | - / -8 | 2 | Partial capture |
| 08-22 08:55 | 20m | -9 / - | F8WAJ | - / -17 | 6 | Partial capture |
| 08-22 08:36 | 20m | -11 / - | SA7CHI | - / -7 | 3 | Partial capture |
| 08-22 08:34 | 20m | - / -4 | HG7WHD | -10 / - | 2 | ✓ Closing fragment |
| 08-22 08:24 | 20m | -16 / -23 | IZ2FOS | -3 / -14 | 6 | ✓ Full exchange observed |
| 08-22 08:22 | 20m | - / -20 | HA3TBL | -2 / - | 2 | ✓ Closing fragment |
| 08-22 07:25 | 20m | -9 / - | DG1RUG | - / -14 | 4 | Partial capture |
| 08-22 07:20 | 20m | -7 / -14 | M9OOS | +3 / -4 | 5 | ✓ Full exchange observed |
| 08-22 07:16 | 20m | -10 / - | ES2MA | - / -13 | 5 | Partial capture |
| 08-22 06:54 | 20m | -5 / - | PA5PR | - / +5 | 8 | Partial capture |
| 08-22 06:48 | 20m | -11 / - | IZ0OVW | - / -14 | 6 | Partial capture |
| 08-22 06:42 | 20m | -8 / - | R1NBF | - / -12 | 4 | Partial capture |
| 08-22 06:38 | 20m | - / -15 | IK1JLJ | +9 / - | 3 | ✓ Closing fragment |
| 08-22 05:29 | 20m | -18 / - | SP4FCA | - / -14 | 2 | Partial capture |
| 08-22 05:26 | 20m | - / -22 | PD0MHZ | -4 / - | 12 | Partial capture |
| 08-22 04:58 | 20m | -16 / - | <...> | - / -8 | 3 | Partial capture |
| 08-22 04:51 | 20m | -19 / - | UR5FS | - / +2 | 4 | Partial capture |
| 08-22 04:43 | 20m | -22 / - | UR5WCS | - / -18 | 3 | Partial capture |
| 08-22 04:39 | 20m | -22 / - | SP1ZMO | - / -13 | 2 | Partial capture |
| 08-22 00:19 | 20m | - / -5 | OD5XX | +4 / - | 2 | ✓ Closing fragment |
| 08-21 22:20 | 20m | -23 / - | DK0SD | - / -10 | 3 | Partial capture |
| 08-21 22:03 | 20m | -23 / - | G5IAN | - / -10 | 7 | Partial capture |
| 08-21 21:58 | 20m | -22 / - | A71YY | - / -10 | 2 | Partial capture |
| 08-21 21:51 | 20m | -17 / - | UX1VT | - / +2 | 4 | Partial capture |
| 08-21 21:45 | 20m | -22 / - | G3MTL | - / -16 | 2 | Partial capture |
| 08-21 21:38 | 20m | -14 / - | EA7BEI | - / -11 | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 060115 -6 1987 OK2MFD R4FDW -07 (x11) 060715 -5 1987 UX6FZZ R4FDW +03 (x2) 125645 -14 1966 G4FTC R4FDW -11 (x2)
UTC dB Audio Message 165030 -10 2105 R4FDW 9A4ZM JN86 (x6) 060115 -24 2040 R4FDW RN3RC 73 154045 -19 1287 R4FDW RA3AJT 73 161930 -17 1418 R4FDW RW3PL 73 165900 -17 1287 R4FDW RZ6L KN97 170130 -11 849 R4FDW UA3PTY R-13 174645 -12 1645 R4FDW R6ODX R-12 183300 -16 2358 R4FDW R2DOD R-11 183600 -8 1685 R4FDW R2RCQ KO85 (x2)
UTC dB Audio Message 201015 -14 2605 R4FDW RL3T LO16 (x3) 202715 -23 1979 R4FDW RZ4FWA LO23 (x3) 202945 -14 1269 R4FDW UI5A R-17 (x2) 214500 -4 248 R4FDW UA3RLE R-09 (x2) 222015 -14 1642 R4FDW R2AKN R-13 (x2) 202245 -12 2657 R4FDW R4NBV R-22 (x2) 190230 +5 1696 R4FDW SQ5PTZ KO02
UTC dB Audio Message 193645 -13 1160 R4FDW DD7EE JO41 194045 -13 1477 R4FDW R7NO -02 (x2) 194400 -18 2379 SP9UPH R4FDW -12 195445 -2 1778 R4FDW EA8UP R-07 (x2) 203845 -24 1911 R4FDW OH3GGQ KP20 074845 -18 1505 R4FDW LZ2CP R-15 075545 +2 476 R4FDW R6AA 73 081845 -14 1539 R4FDW TA7ARH R-16 (x3) 082615 -5 1416 R4FDW LZ2CP R+00 (x3)
UTC dB Audio Message 214845 -18 1726 R4FDW R3TKN R-18 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.