R4DV — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R4DV, decoded by SO8OO in southeastern Poland. 46 related FT8 messages, 4 CQ messages, observed on 160m, 80m, 40m, 20m, across 13 UTC dates. Heard between 2026-05-15 and 2026-07-29.
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 R4DV worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by R4DV
Approximate centre of LO21, decoded 2026-08-24 02:30 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 | R4DV S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 02:25 | 40m | -1 / - | CE3SOC | - / - | 6 | Partial capture |
| 08-24 02:23 | 40m | -2 / - | XQ3MCC | - / -16 | 2 | Partial capture |
| 08-24 02:22 | 40m | -4 / - | OA4ENG | - / -15 | 2 | ✓ Closing fragment |
| 08-17 00:08 | 80m | -16 / - | A93MO | - / -23 | 2 | ✓ Closing fragment |
| 07-29 02:02 | 40m | - / -8 | 9A60CBM | -6 / - | 2 | Partial capture |
| 07-28 13:13 | 20m | -12 / - | YC8PST | - / - | 3 | Partial capture |
| 07-28 13:10 | 20m | -8 / - | YC1RQZ | - / - | 3 | Partial capture |
| 07-28 12:51 | 20m | -13 / - | BH4ECL | - / -13 | 4 | Partial capture |
| 07-28 12:50 | 20m | -19 / - | SP6AXW | - / -12 | 2 | ✓ Closing fragment |
| 07-28 12:48 | 20m | -14 / - | BG7HFE | - / -17 | 3 | Partial capture |
| 07-28 12:45 | 20m | -14 / - | YB2SOW | - / - | 4 | Partial capture |
| 07-28 12:22 | 20m | -20 / - | VU2JAW | - / - | 2 | Partial capture |
| 07-27 02:03 | 40m | -8 / -3 | RM5F | -6 / -4 | 4 | ✓ Full exchange observed |
| 07-20 15:52 | 20m | -8 / - | F5IXN | -17 / -15 | 6 | Partial capture |
| 07-20 15:51 | 20m | -11 / - | BG7BMG | - / -22 | 3 | ✓ Closing fragment |
| 07-19 05:11 | 20m | - / -3 | R3PJ | -13 / - | 4 | ✓ Closing fragment |
| 07-16 00:31 | 40m | -19 / - | T47FCR | - / - | 2 | Partial capture |
| 07-16 00:23 | 40m | -20 / - | V26AG | - / - | 4 | Partial capture |
| 06-29 15:03 | 20m | -14 / - | XX9BB | - / - | 2 | Partial capture |
| 06-24 17:59 | 160m | -16 / - | R7OP | +2 / - | 3 | Partial capture |
| 06-23 18:24 | 40m | -6 / -5 | R3WDW | -2 / -2 | 2 | Partial capture |
| 06-20 00:37 | 80m | - / - | F4FPR | -11 / - | 3 | Partial capture |
| 06-20 00:37 | 80m | -18 / -10 | F5MYK | -7 / -18 | 5 | ✓ Full exchange observed |
| 06-20 00:36 | 80m | -14 / -9 | TN8GD | -22 / -19 | 3 | ✓ Full exchange observed |
| 06-18 19:17 | 160m | -12 / - | UA6EU | - / - | 2 | Partial capture |
| 06-18 19:13 | 160m | -13 / - | UA0WF | - / -21 | 4 | ✓ Closing fragment |
| 06-18 19:10 | 160m | -16 / -20 | SP9UPH | +19 / -15 | 5 | ✓ Full exchange observed |
| 06-18 19:09 | 160m | -15 / - | R5BM | - / -9 | 2 | ✓ Closing fragment |
| 06-18 19:08 | 160m | -16 / +1 | RA4CA | -12 / -6 | 4 | ✓ Full exchange observed |
| 06-18 18:58 | 160m | -16 / - | UA0WF | - / - | 2 | Partial capture |
| 06-18 18:57 | 160m | -18 / - | R7KJM | - / - | 2 | Partial capture |
| 06-18 18:29 | 160m | - / -4 | EU6KA | -19 / - | 3 | ✓ Closing fragment |
| 06-18 18:26 | 160m | - / -5 | UA3LNM | -14 / - | 2 | ✓ Closing fragment |
| 06-16 18:17 | 20m | +7 / - | TN8GD | +1 / -15 | 4 | ✓ Closing observed |
| 06-08 14:09 | 20m | -8 / - | YB8PVU | - / - | 2 | Partial capture |
| 06-03 18:13 | 40m | - / -10 | DJ0MAB | -13 / - | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 020345 -9 2709 RM5F R4DV RR73 020615 -14 2621 VP5G R4DV LO21 015615 -16 2478 TJ1GD/P R4DV LO21 020230 -4 402 R4DV 9A60CBM R-08 (x2) 022200 -4 2711 OA4ENG R4DV R-15 (x2) 022300 -4 2711 XQ3MCC R4DV LO21 (x2) 022530 +0 2711 CE3SOC R4DV LO21 (x6)
UTC dB Audio Message 003630 -22 1609 R4DV TN8GD -09 003645 -14 1391 TN8GD R4DV R-19 (x2) 003730 -7 2103 R4DV F5MYK IN97 003730 -11 1391 R4DV F4FPR IN88 003745 -18 1390 F5MYK R4DV -18 003800 -11 1391 R4DV F4FPR IN88 003800 -4 2103 R4DV F5MYK R-10 003815 -17 1391 F5MYK R4DV RR73 003830 -11 1391 R4DV F4FPR IN88 003830 -10 2103 R4DV F5MYK 73 000800 -19 1208 A93MO R4DV R-23 (x2)
UTC dB Audio Message 125115 -22 1873 SP6AXW R4DV RR73 125145 -13 1873 BH4ECL R4DV -13 (x4) 131045 -8 1245 YC1RQZ R4DV LO21 (x3) 131300 -8 2007 YC8PST R4DV LO21 (x3) 131430 -16 2007 BI2QFV R4DV LO21 143545 -13 1629 S21ALT R4DV LO21 114500 -9 2448 VK2NN R4DV LO21 (x2)
UTC dB Audio Message 191030 +18 599 R4DV SP9UPH JO90 191045 -16 1444 SP9UPH R4DV -15 191100 +18 599 R4DV SP9UPH R-20 191115 -17 1444 SP9UPH R4DV RR73 191130 +20 599 R4DV SP9UPH 73 191330 -16 1444 UA0WF R4DV LO21 (x4) 191715 -12 1444 UA6EU R4DV LO21 (x2) 175915 -16 2433 R7OP R4DV LO21 175930 +3 2433 R4DV R7OP +21 (x2) 180345 -7 1992 R4DV RA3ZGT KO81
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.