RC3DB — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RC3DB, decoded by SO8OO in southeastern Poland. 222 related FT8 messages, 24 CQ messages, observed on 40m, 20m, across 25 UTC dates. Heard between 2026-05-19 and 2026-08-17.
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 RC3DB worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RC3DB
Approximate centre of KO85, decoded 2026-08-06 23:44 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 | RC3DB S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-17 19:42 | 40m | - / -6 | PD0DEX | -16 / - | 12 | Partial capture |
| 08-06 23:36 | 40m | -24 / -8 | DC1KN | -18 / - | 3 | ✓ Closing observed |
| 08-03 17:04 | 40m | - / - | RT6DU | -8 / - | 3 | Partial capture |
| 07-29 19:22 | 40m | - / - | RA3TVW | -12 / - | 6 | Partial capture |
| 07-29 19:18 | 40m | - / - | RN3YN | -11 / - | 2 | Partial capture |
| 07-29 19:17 | 40m | - / -10 | R3LCW | -9 / - | 7 | ✓ Closing fragment |
| 07-29 19:17 | 40m | -17 / -7 | RA3UAG | -19 / - | 4 | ✓ Closing observed |
| 07-29 19:14 | 40m | -17 / -10 | RV6HEG | -18 / -10 | 4 | ✓ Full exchange observed |
| 07-29 02:34 | 40m | -22 / -8 | E72ET | -14 / -13 | 14 | Partial capture |
| 07-29 02:28 | 40m | -24 / -5 | R6OP | -2 / 0 | 4 | ✓ Full exchange observed |
| 07-27 23:44 | 40m | - / -1 | DH5BM | -11 / - | 2 | Partial capture |
| 07-27 23:39 | 40m | -14 / - | 8S2A | -9 / -10 | 3 | ✓ Closing observed |
| 07-27 23:38 | 40m | -19 / -11 | ON3ABR | -10 / - | 3 | ✓ Closing observed |
| 07-25 02:02 | 40m | - / -1 | UB4CJS | -23 / - | 2 | Partial capture |
| 07-10 17:48 | 40m | - / -1 | R4ML | -8 / - | 2 | Partial capture |
| 07-10 17:45 | 40m | - / -8 | RA6OD | -13 / - | 5 | ✓ Closing fragment |
| 07-10 17:41 | 40m | - / -5 | RA4L | -18 / - | 2 | ✓ Closing fragment |
| 07-03 01:15 | 40m | - / -12 | GB2WWA | -13 / - | 2 | Partial capture |
| 07-03 01:15 | 40m | - / -6 | TM2WWA | -2 / - | 2 | ✓ Closing fragment |
| 07-03 01:11 | 40m | -22 / +10 | OH5WWA | -14 / -2 | 4 | ✓ Full exchange observed |
| 06-30 16:48 | 40m | - / 0 | UA6AR | -16 / - | 2 | ✓ Closing fragment |
| 06-29 19:52 | 40m | - / -3 | UD7G | -11 / - | 3 | ✓ Closing fragment |
| 06-29 19:50 | 40m | - / -7 | TA7LLL | -13 / - | 2 | ✓ Closing fragment |
| 06-19 23:16 | 40m | - / - | ON4MAP | -18 / - | 2 | Partial capture |
| 06-19 23:11 | 40m | - / -17 | SP7TF | -10 / - | 2 | ✓ Closing fragment |
| 06-19 23:06 | 40m | - / -12 | F4FLF | -4 / - | 3 | ✓ Closing fragment |
| 06-19 23:05 | 40m | -23 / -14 | IQ7KM | 0 / - | 4 | ✓ Closing observed |
| 06-13 02:20 | 40m | - / -14 | SV5BYP | -8 / - | 2 | ✓ Closing fragment |
| 06-12 20:57 | 40m | - / - | S51UN | -1 / - | 3 | Partial capture |
| 06-12 20:49 | 40m | - / -4 | UF1A | 0 / - | 5 | Partial capture |
| 06-11 19:13 | 40m | - / - | DL1BBO | -4 / - | 2 | Partial capture |
| 06-11 19:08 | 40m | - / 0 | R7YZ | -8 / - | 3 | ✓ Closing fragment |
| 06-11 19:05 | 40m | - / -8 | R1QF | -8 / - | 2 | ✓ Closing fragment |
| 06-11 19:03 | 40m | - / -15 | UE7DR | -10 / - | 2 | ✓ Closing fragment |
| 06-11 09:44 | 20m | - / -11 | RL6MT | +21 / - | 6 | Partial capture |
| 06-03 19:22 | 40m | - / +5 | R95WTA | -13 / - | 5 | ✓ Closing fragment |
| 06-03 19:21 | 40m | - / -16 | OE6TWD | +10 / - | 4 | Partial capture |
| 06-03 19:19 | 40m | -16 / -7 | II1BI | +5 / - | 3 | ✓ Closing observed |
| 06-03 19:14 | 40m | - / - | DK8HC | -10 / - | 4 | Partial capture |
| 06-03 19:12 | 40m | - / +3 | OH/DL4SVA | +1 / - | 2 | ✓ Closing fragment |
| 06-03 19:11 | 40m | - / -6 | S59A | +14 / - | 4 | ✓ Closing fragment |
| 06-03 19:10 | 40m | - / 0 | HA8RC | 0 / - | 3 | Partial capture |
| 06-02 18:09 | 40m | - / - | US1EA | -8 / - | 2 | Partial capture |
| 06-02 18:06 | 40m | - / -7 | UA3YFL | -10 / - | 2 | ✓ Closing fragment |
| 06-02 17:41 | 40m | - / +10 | RA1TR | -4 / - | 2 | Partial capture |
| 05-29 18:42 | 40m | - / - | R6LKG | -16 / - | 4 | Partial capture |
| 05-29 18:38 | 40m | -8 / - | TA3LY | - / -16 | 2 | Partial capture |
| 05-29 18:38 | 40m | -9 / - | R4CR | -9 / - | 2 | ✓ Closing observed |
| 05-27 19:34 | 40m | - / +7 | R7OP | 0 / - | 3 | Partial capture |
| 05-27 19:20 | 40m | -10 / - | RL2Y | 0 / -10 | 5 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 234245 -21 1744 CQ RC3DB KO85 234315 -22 1744 <...> RC3DB -10 234445 -23 1743 CQ RC3DB KO85 194230 -16 1694 RC3DB PD0DEX R-06 (x12)
UTC dB Audio Message 094445 +23 2872 RC3DB RL6MT R-11 (x6)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.