RC3C — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RC3C, decoded by SO8OO in southeastern Poland. 204 related FT8 messages, 54 CQ messages, observed on 80m, 40m, 20m, across 6 UTC dates. Heard between 2026-06-27 and 2026-08-15.
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 RC3C worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RC3C
Approximate centre of KO85, decoded 2026-08-15 20:44 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 | RC3C S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-15 20:45 | 40m | - / - | 9A1CCB | -4 / - | 3 | Partial capture |
| 08-15 20:38 | 40m | -19 / - | IU3BIX | -12 / -11 | 2 | Partial capture |
| 08-15 18:43 | 40m | - / - | RJ6B | +6 / - | 4 | Partial capture |
| 08-15 18:41 | 40m | - / -10 | DG8AAC | -13 / - | 5 | Partial capture |
| 08-15 18:37 | 40m | - / -10 | RJ3T | -19 / - | 2 | ✓ Closing fragment |
| 08-15 18:28 | 40m | - / - | RA3TRR | -12 / - | 2 | Partial capture |
| 08-15 18:28 | 40m | - / -14 | E70SZ | -11 / - | 3 | ✓ Closing fragment |
| 08-14 16:26 | 20m | - / +3 | UA9AAE | -18 / - | 2 | Partial capture |
| 07-18 16:55 | 40m | - / +9 | UA4FKT | -18 / - | 2 | ✓ Closing fragment |
| 07-11 20:12 | 80m | - / -10 | R7BI | +2 / - | 2 | ✓ Closing fragment |
| 07-11 20:11 | 80m | -15 / - | R2SN | -2 / - | 2 | ✓ Closing observed |
| 07-11 19:48 | 40m | -19 / -1 | OE3PBS | -9 / - | 3 | ✓ Closing observed |
| 07-11 19:40 | 40m | -20 / - | RD2T | - / -6 | 4 | ✓ Closing fragment |
| 07-11 19:34 | 40m | - / - | IQ4JO | -2 / - | 2 | Partial capture |
| 07-11 19:30 | 40m | -17 / - | YH2BC | - / - | 2 | Partial capture |
| 07-11 19:12 | 40m | - / -14 | R3XBS | -12 / - | 2 | ✓ Closing fragment |
| 07-11 19:06 | 40m | - / -4 | RA3VX | -12 / - | 6 | ✓ Closing fragment |
| 07-11 19:00 | 40m | - / -10 | RA3WY | -11 / - | 3 | ✓ Closing fragment |
| 07-11 18:53 | 40m | - / -3 | EW8AAC | -14 / - | 2 | Partial capture |
| 07-11 18:21 | 80m | -14 / -18 | RW4CCW | -19 / - | 2 | ✓ Closing observed |
| 07-11 18:20 | 80m | -17 / - | UA4HBJ | -10 / +2 | 3 | ✓ Closing observed |
| 07-11 18:13 | 80m | -15 / - | RK3AQ | +7 / -4 | 4 | ✓ Closing observed |
| 07-11 18:12 | 80m | - / - | RG7O | +7 / - | 2 | Partial capture |
| 07-11 18:10 | 80m | -24 / -4 | RC2DD | -2 / +9 | 3 | ✓ Full exchange observed |
| 07-11 18:09 | 80m | - / +1 | RA4UIV | -16 / - | 2 | ✓ Closing fragment |
| 07-11 18:05 | 80m | -12 / -17 | R2AKN | -7 / -6 | 5 | ✓ Full exchange observed |
| 07-11 18:03 | 80m | -15 / - | R3EDI | -4 / +10 | 5 | ✓ Full exchange observed |
| 07-11 17:59 | 80m | -16 / - | RX9WM | -6 / -3 | 3 | ✓ Closing observed |
| 07-11 17:56 | 80m | -11 / +1 | R3DFS | -8 / -9 | 4 | ✓ Full exchange observed |
| 07-11 17:55 | 80m | - / - | RG7O | +9 / - | 5 | Partial capture |
| 07-11 17:53 | 80m | -20 / -13 | RX9WM | -9 / -4 | 4 | Partial capture |
| 07-11 17:50 | 80m | -16 / 0 | R3SV | -6 / - | 7 | ✓ Full exchange observed |
| 07-11 17:47 | 80m | -16 / -19 | R3PBA | -12 / -3 | 5 | ✓ Full exchange observed |
| 07-11 17:45 | 80m | -18 / -1 | RC2Y | +1 / +3 | 5 | ✓ Full exchange observed |
| 07-11 17:44 | 80m | -17 / -4 | RC6OZ | -2 / - | 4 | ✓ Closing observed |
| 07-11 17:43 | 80m | -18 / -5 | R3MBV | -8 / -4 | 5 | ✓ Full exchange observed |
| 07-11 17:39 | 80m | -18 / -9 | RM3ZK | -14 / -6 | 4 | ✓ Full exchange observed |
| 07-11 17:31 | 40m | - / -14 | RA3ZOM | -20 / - | 2 | ✓ Closing fragment |
| 07-11 17:18 | 40m | - / -5 | RW7B | -14 / - | 2 | ✓ Closing fragment |
| 07-11 17:13 | 40m | - / -17 | UB6SAN | -18 / - | 3 | Partial capture |
| 07-04 18:54 | 80m | -16 / -8 | RM5F | +6 / 0 | 6 | ✓ Full exchange observed |
| 07-04 18:52 | 80m | -14 / -12 | R90PNR | -4 / -5 | 5 | Partial capture |
| 07-04 18:50 | 80m | -12 / -2 | RA3VX | +8 / +2 | 7 | ✓ Full exchange observed |
| 07-04 18:48 | 80m | -12 / -7 | RK6MC | +11 / +1 | 6 | ✓ Full exchange observed |
| 07-04 18:47 | 80m | -12 / +1 | RN2T | -12 / -8 | 5 | ✓ Full exchange observed |
| 07-04 18:46 | 80m | -16 / -3 | UF4S | +2 / - | 4 | ✓ Full exchange observed |
| 07-04 18:31 | 40m | -22 / - | HA3MN | - / -5 | 2 | ✓ Closing fragment |
| 07-04 18:09 | 40m | - / -3 | RM5F | -12 / - | 2 | Partial capture |
| 07-04 17:55 | 80m | -17 / -4 | UA3PTK | -2 / +6 | 5 | ✓ Full exchange observed |
| 07-04 17:51 | 80m | -22 / -2 | EU6KA | -3 / 0 | 7 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 184400 -13 1312 RC3C DG8AAC R-10 184400 +7 2916 RC3C RJ6B KN95 (x2) 184600 -18 1312 RC3C DL3JHK R-10 184645 -20 1313 CQ RC3C KO85 203800 -12 1311 RC3C IU3BIX JN65 203845 -19 1312 IU3BIX RC3C -11 204015 -23 1312 CQ RC3C KO85 204100 -16 1311 RC3C OE8PIT JN66 204215 -20 1313 CQ RC3C KO85 (x3) 204530 -2 1313 RC3C 9A1CCB JN85 (x3)
UTC dB Audio Message 162615 -17 2154 RC3C UA9AAE +03 (x2)
UTC dB Audio Message 182130 -15 1893 CQ CQ RC3C KO85 182145 -19 565 RC3C RW4CCW R-18 182200 -14 1893 RW4CCW RC3C RR73 182230 -12 1893 CQ CQ RC3C KO85 (x6) 200645 -11 1533 <...> RC3C KO85 200815 -24 1655 EW8AAC RC3C R+02 201100 -2 1252 RC3C R2SN RR73 201115 -15 1534 R2SN RC3C 73 201200 +3 1984 RC3C R7BI -10 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.