W4DCJ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving W4DCJ, decoded by SO8OO in southeastern Poland. 133 related FT8 messages, 1 CQ messages, observed on 80m, 60m, 40m, 20m, across 11 UTC dates. Heard between 2026-05-26 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 W4DCJ worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by W4DCJ
Approximate centre of FM16, decoded 2026-06-19 00:56 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 | W4DCJ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 00:43 | 40m | - / - | IK4LZH | +12 / - | 4 | Partial capture |
| 08-24 00:42 | 40m | -19 / -5 | K1JAK | -15 / -1 | 2 | Partial capture |
| 08-24 00:38 | 40m | - / - | F4BYA | +14 / - | 4 | Partial capture |
| 08-24 00:38 | 40m | - / - | ON4MAP | -13 / - | 6 | Partial capture |
| 08-24 00:33 | 40m | -22 / -9 | MI7XHT | -16 / -15 | 5 | ✓ Full exchange observed |
| 08-24 00:32 | 40m | -22 / - | YO6LM | - / -20 | 2 | ✓ Closing fragment |
| 08-20 01:24 | 20m | - / -10 | IK4LZH | +1 / - | 3 | ✓ Closing fragment |
| 08-20 01:17 | 20m | - / -15 | F1PBZ | +8 / - | 3 | Partial capture |
| 08-20 01:04 | 20m | - / - | IZ0GRR | -12 / - | 6 | Partial capture |
| 08-09 01:29 | 60m | -24 / -6 | F5RAV | -21 / - | 3 | ✓ Closing observed |
| 08-09 01:26 | 60m | - / - | F5RAV | -18 / - | 2 | Partial capture |
| 08-09 01:24 | 60m | - / - | SV1QEW | -7 / - | 2 | Partial capture |
| 08-09 01:22 | 60m | - / - | G0AZH | -11 / - | 2 | Partial capture |
| 07-27 23:38 | 20m | - / +2 | A71UN | -20 / - | 2 | ✓ Closing fragment |
| 07-11 01:32 | 80m | - / - | IW9FRA | -12 / - | 6 | Partial capture |
| 07-11 01:25 | 80m | - / -6 | DO8DL | -5 / - | 4 | Partial capture |
| 07-11 01:20 | 80m | -24 / -14 | G6CUT | +6 / -11 | 11 | ✓ Full exchange observed |
| 07-11 01:20 | 80m | - / -12 | EA3AKY | -6 / - | 8 | ✓ Closing fragment |
| 07-11 01:14 | 80m | - / -11 | EA1IOK | +1 / - | 2 | ✓ Closing fragment |
| 07-11 01:11 | 80m | - / -16 | HB9CXZ | 0 / - | 3 | ✓ Closing fragment |
| 07-11 01:10 | 80m | - / -17 | SP7IIT | +14 / - | 3 | ✓ Closing fragment |
| 07-11 01:10 | 80m | - / - | EA1IOK | -5 / - | 4 | Partial capture |
| 07-10 01:26 | 40m | - / - | R2AL | -17 / - | 4 | Partial capture |
| 07-10 01:04 | 40m | - / -13 | UT6UA | -7 / - | 3 | ✓ Closing fragment |
| 07-10 00:53 | 40m | - / -16 | UT6UA | -7 / - | 3 | Partial capture |
| 07-10 00:44 | 40m | - / -19 | UT6UA | -4 / - | 2 | Partial capture |
| 07-06 00:56 | 40m | - / -2 | PI4DX | +2 / - | 3 | ✓ Closing fragment |
| 06-19 01:42 | 80m | - / - | VE3LWY | -23 / - | 2 | Partial capture |
| 06-19 01:42 | 80m | - / -16 | IQ4JO | +14 / - | 2 | ✓ Closing fragment |
| 06-19 01:40 | 80m | - / +10 | W1C | -18 / - | 2 | ✓ Closing fragment |
| 06-19 01:18 | 80m | - / -5 | K4YT | -10 / - | 2 | Partial capture |
| 06-19 01:18 | 80m | - / -12 | F1PBZ | +13 / - | 5 | ✓ Closing fragment |
| 06-19 01:17 | 80m | - / - | DL1BBO | +4 / - | 3 | Partial capture |
| 06-19 01:17 | 80m | - / - | F5MYK | -2 / - | 3 | Partial capture |
| 06-19 00:56 | 20m | -16 / - | W7C | - / - | 2 | Partial capture |
| 06-06 23:15 | 20m | - / +6 | AK8A | -8 / - | 2 | ✓ Closing fragment |
| 06-06 01:23 | 40m | -21 / - | N0DCA | - / +1 | 3 | ✓ Closing fragment |
| 06-01 01:08 | 20m | - / - | PY2FZ | -11 / - | 3 | Partial capture |
| 06-01 00:57 | 20m | - / -3 | PY5EJ | -10 / - | 3 | Partial capture |
| 05-27 01:24 | 20m | - / +6 | KE4GPS | -16 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 003845 -14 1927 W4DCJ ON4MAP JO20 003845 +14 2881 W4DCJ F4BYA JN19 003915 -16 1927 W4DCJ ON4MAP JO20 003915 +11 2881 W4DCJ F4BYA JN19 (x2) 003945 -14 1108 W4DCJ KD2UPB FN31 003945 -16 1927 W4DCJ ON4MAP JO20 (x3) 004200 -19 1539 K1JAK W4DCJ -01 004215 -15 1540 W4DCJ K1JAK R-05 004315 +16 439 W4DCJ IK4LZH JN54 (x4)
UTC dB Audio Message 005630 -18 1573 W7C W4DCJ FM16 233830 -22 1983 W4DCJ A71UN +02 (x2) 010430 -13 1497 W4DCJ IZ0GRR JN61 (x6) 011730 +10 2917 W4DCJ F1PBZ -15 (x3) 012415 +2 464 W4DCJ IK4LZH JN54 (x3)
UTC dB Audio Message 012230 -11 628 W4DCJ G0AZH IO83 (x2) 012400 -9 1240 W4DCJ SV1QEW KM18 (x2) 012600 -15 1534 W4DCJ F5RAV JN09 (x4) 012945 -24 1533 F5RAV W4DCJ RR73
UTC dB Audio Message 012430 -24 1503 G6CUT W4DCJ -11 012445 +8 910 W4DCJ G6CUT R-14 (x2) 012545 -6 1334 W4DCJ DO8DL JO40 (x2) 012645 -24 1503 W4DCJ HB9MZI JN46 012645 -5 1333 W4DCJ DO8DL JO40 (x2) 012930 -24 1503 KF8XW W4DCJ RR73 013215 -17 1451 W4DCJ IW9FRA JM68 (x6)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.