W4SFD — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving W4SFD, decoded by SO8OO in southeastern Poland. 339 related FT8 messages, 3 CQ messages, observed on 80m, 40m, 20m, across 36 UTC dates. Heard between 2026-05-17 and 2026-08-12.
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 W4SFD 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 | W4SFD S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-12 02:32 | 20m | - / +6 | F1PBZ | -1 / - | 2 | Partial capture |
| 08-12 02:32 | 20m | - / - | IK4LZH | -8 / - | 2 | Partial capture |
| 08-12 02:16 | 20m | - / -15 | SV5BYP | -14 / - | 4 | ✓ Closing fragment |
| 08-12 01:48 | 20m | - / -18 | RN6MA | -22 / - | 2 | Partial capture |
| 08-12 01:39 | 20m | - / -17 | RN6MA | -21 / - | 2 | Partial capture |
| 08-11 03:14 | 40m | - / - | DL3MIB | -12 / - | 6 | Partial capture |
| 08-11 03:13 | 40m | - / -11 | YO6LM | -2 / - | 2 | Partial capture |
| 08-10 22:13 | 20m | - / - | IK4LZH | -8 / - | 2 | Partial capture |
| 08-08 03:41 | 20m | - / -12 | 9K2OK | -17 / - | 6 | Partial capture |
| 08-08 01:17 | 40m | - / -12 | F1PBZ | -4 / - | 2 | Partial capture |
| 08-08 01:17 | 40m | - / - | OO0O | -14 / - | 4 | Partial capture |
| 08-06 02:37 | 20m | - / -15 | F1PBZ | -13 / - | 2 | Partial capture |
| 08-03 02:50 | 40m | - / - | F5PBG | -17 / - | 4 | Partial capture |
| 07-27 03:24 | 20m | - / -11 | A71UN | -16 / - | 2 | Partial capture |
| 07-19 06:02 | 20m | - / - | PC5R | -9 / - | 5 | Partial capture |
| 07-19 05:56 | 20m | - / - | DL1UDO | -4 / - | 2 | Partial capture |
| 07-19 05:50 | 20m | - / - | IK4LZH | -9 / - | 3 | Partial capture |
| 07-19 05:48 | 20m | - / - | R2AL | -4 / - | 2 | ✓ Closing fragment |
| 07-19 05:45 | 20m | - / - | OK1KM | -14 / - | 2 | Partial capture |
| 07-19 05:42 | 20m | - / -21 | DL3OCF | -8 / - | 4 | ✓ Closing fragment |
| 07-19 05:42 | 20m | - / - | LZ3CB | +17 / - | 3 | Partial capture |
| 07-19 05:42 | 20m | - / -18 | SQ2NUH | -4 / - | 3 | Partial capture |
| 07-19 05:40 | 20m | - / - | R2AL | +7 / - | 3 | Partial capture |
| 07-19 05:36 | 20m | - / - | DL1R | -3 / - | 2 | Partial capture |
| 07-19 05:36 | 20m | - / - | R2AL | +1 / - | 4 | Partial capture |
| 07-19 05:35 | 20m | - / -17 | F1ODM | +2 / - | 4 | Partial capture |
| 07-19 05:33 | 20m | - / - | R2DR | -17 / - | 2 | Partial capture |
| 07-19 05:31 | 20m | - / - | IK4LZH | -3 / - | 4 | Partial capture |
| 07-07 03:20 | 20m | - / -16 | RA3FY | -21 / - | 3 | ✓ Closing fragment |
| 06-30 01:34 | 40m | - / -15 | F4GTB | -12 / - | 4 | Partial capture |
| 06-30 00:18 | 20m | - / -15 | OE8DDX | -12 / - | 2 | ✓ Closing fragment |
| 06-26 02:53 | 40m | - / -19 | DK7ZT | -16 / - | 3 | Partial capture |
| 06-26 02:32 | 40m | - / - | F5RRS | -13 / - | 2 | Partial capture |
| 06-24 23:13 | 20m | - / -12 | EA3HMM | -12 / - | 7 | ✓ Closing fragment |
| 06-24 22:23 | 20m | - / -14 | IS0KNG | -7 / - | 12 | Partial capture |
| 06-24 21:55 | 20m | - / 0 | EA8UP | -16 / - | 5 | ✓ Closing fragment |
| 06-23 21:23 | 20m | - / -14 | G5TV | -10 / - | 4 | ✓ Closing fragment |
| 06-23 21:13 | 20m | - / -3 | EA4T | -18 / - | 2 | Partial capture |
| 06-23 20:04 | 20m | - / - | EA2TW | -15 / - | 2 | Partial capture |
| 06-23 04:51 | 20m | - / -20 | IU0TPA | -6 / - | 4 | Partial capture |
| 06-23 04:21 | 40m | - / - | F1MXE | -20 / - | 2 | Partial capture |
| 06-23 03:56 | 20m | - / - | F5PBG | -4 / - | 4 | Partial capture |
| 06-22 20:45 | 20m | - / -13 | CT2GFJ | -18 / - | 4 | ✓ Closing fragment |
| 06-16 02:59 | 40m | - / - | IK4LZH | +6 / - | 3 | Partial capture |
| 06-16 02:51 | 40m | - / - | F4BYA | +7 / - | 4 | Partial capture |
| 06-15 05:12 | 20m | - / - | DL3OCF | -18 / - | 2 | Partial capture |
| 06-15 05:11 | 20m | - / -15 | SM6KKX | +5 / - | 5 | ✓ Closing fragment |
| 06-15 05:10 | 20m | - / -11 | F6DZU | -5 / - | 6 | ✓ Closing fragment |
| 06-15 05:06 | 20m | - / -12 | DL3WA | -6 / - | 2 | Partial capture |
| 06-15 05:06 | 20m | - / - | IK4LZH | -8 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 014045 -21 1930 W4SFD RN6MA -17 014345 -1 2774 W4SFD F1PBZ -16 014845 -24 1930 W4SFD RN6MA -18 (x2) 015115 -16 1929 W4SFD UA6BCN -18 021600 -13 1665 W4SFD SV5BYP KM46 (x4) 023215 -8 464 W4SFD IK4LZH JN54 023215 -1 2775 W4SFD F1PBZ +06 023245 -9 464 W4SFD IK4LZH JN54 023245 -1 2774 W4SFD F1PBZ +06 023245 -8 1696 W4SFD UT5ECZ -15 023315 -9 2382 W4SFD IQ4JO JN63
UTC dB Audio Message 011715 -14 779 W4SFD OO0O JO11 011715 -3 2743 W4SFD F1PBZ -12 (x2) 011845 -14 779 W4SFD OO0O JO11 (x3) 031315 -21 1472 W4SFD YO6GLT KN36 031345 -3 2796 W4SFD YO6LM -11 031445 -17 1069 W4SFD DL3MIB JN57 031445 -1 2796 W4SFD YO6LM -12 031545 -9 1069 W4SFD DL3MIB JN57 (x5)
UTC dB Audio Message 030815 +0 468 W4SFD EA1IOK IN62 (x3) 033530 -12 2565 W4SFD TM2WWA -14 013530 -18 710 W4SFD K1BZ R+01
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.