RD4AN — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RD4AN, decoded by SO8OO in southeastern Poland. 405 related FT8 messages, 108 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 30 UTC dates. Heard between 2026-05-30 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 RD4AN worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RD4AN
Approximate centre of LN19, decoded 2026-08-23 08:33 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 | RD4AN S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 08:34 | 20m | - / - | IK4LZH | +12 / - | 4 | Partial capture |
| 08-23 08:32 | 20m | - / - | PD3LKN | -6 / - | 9 | Partial capture |
| 08-23 08:27 | 20m | - / -6 | F1PBZ | +23 / - | 2 | Partial capture |
| 08-23 08:25 | 20m | -7 / -9 | F1IQH | -19 / - | 4 | ✓ Closing observed |
| 08-23 08:21 | 20m | -6 / - | K4A | - / - | 3 | Partial capture |
| 08-22 21:09 | 40m | -20 / -15 | G0JJL/P | -11 / - | 2 | Partial capture |
| 08-22 20:38 | 40m | -10 / - | EW8AAC | 0 / - | 2 | ✓ Closing observed |
| 08-22 20:27 | 40m | -7 / - | UF1A | - / -14 | 3 | ✓ Closing fragment |
| 08-22 20:19 | 40m | -20 / -20 | <...> | -8 / -18 | 9 | Partial capture |
| 08-22 20:18 | 40m | - / - | G1CEC | -9 / - | 4 | Partial capture |
| 08-22 20:06 | 80m | -8 / -4 | UA3QQG | -9 / 0 | 5 | ✓ Full exchange observed |
| 08-22 19:51 | 80m | -16 / - | JA1ILA | - / - | 2 | Partial capture |
| 08-22 19:48 | 80m | -10 / - | RA9FDR | - / -14 | 2 | ✓ Closing fragment |
| 08-22 19:45 | 80m | -12 / - | R3PY | - / -7 | 3 | ✓ Closing fragment |
| 08-22 15:21 | 20m | -8 / - | EX8ABQ | - / - | 2 | Partial capture |
| 08-22 15:18 | 20m | 0 / - | R1BMZ | - / -5 | 2 | Partial capture |
| 08-22 15:15 | 20m | -4 / - | RY9W | - / -8 | 3 | ✓ Closing fragment |
| 08-22 15:13 | 20m | -6 / -15 | RU3T | +2 / -5 | 7 | ✓ Full exchange observed |
| 08-22 12:13 | 20m | - / -11 | RC1C | -20 / - | 2 | Partial capture |
| 08-21 02:32 | 40m | - / -14 | RV6F | -15 / - | 7 | ✓ Closing fragment |
| 08-21 02:27 | 40m | -16 / - | JY5IB | -14 / -10 | 3 | ✓ Closing observed |
| 08-21 02:27 | 40m | -13 / -17 | SN1A | -9 / -6 | 2 | Partial capture |
| 08-21 02:24 | 40m | -10 / - | RV4AS | - / - | 2 | Partial capture |
| 08-21 02:01 | 40m | -11 / - | R7ZL | - / -3 | 3 | ✓ Closing fragment |
| 08-21 01:58 | 40m | -11 / - | WV2B | - / - | 3 | Partial capture |
| 08-21 01:48 | 80m | -18 / +5 | UA3RBM | +3 / -1 | 4 | ✓ Full exchange observed |
| 08-21 01:47 | 80m | -20 / -2 | RX6DA | +7 / +1 | 5 | ✓ Full exchange observed |
| 08-21 01:42 | 80m | -12 / - | K1HC | - / - | 5 | Partial capture |
| 08-21 01:38 | 80m | -21 / - | DO5PY | -4 / -14 | 7 | Partial capture |
| 08-21 01:32 | 80m | -24 / -3 | RA3DA | +14 / +3 | 5 | ✓ Full exchange observed |
| 08-20 15:32 | 20m | -12 / - | F4BYA/P | - / - | 2 | Partial capture |
| 08-20 15:12 | 20m | -14 / -12 | UN6LN | +6 / - | 3 | ✓ Closing observed |
| 08-20 15:09 | 20m | -14 / -4 | UB8CPH | +2 / - | 4 | ✓ Closing observed |
| 08-20 15:02 | 20m | -11 / - | R9FDE/P | - / - | 3 | Partial capture |
| 08-20 14:57 | 20m | - / -9 | RV3YN | -6 / - | 2 | ✓ Closing fragment |
| 08-19 18:52 | 80m | -15 / - | YT3BL | +7 / -14 | 6 | ✓ Closing observed |
| 08-19 18:46 | 80m | -5 / - | RA4HPQ | - / -12 | 2 | ✓ Closing fragment |
| 08-19 18:44 | 80m | -9 / - | RA0SCA | - / -15 | 2 | ✓ Closing fragment |
| 08-19 18:40 | 80m | -8 / - | UA4QK | - / - | 2 | Partial capture |
| 08-19 18:33 | 80m | -7 / - | HA1UN | - / - | 4 | Partial capture |
| 08-19 18:30 | 80m | -12 / -2 | R3DMS | -11 / -2 | 5 | ✓ Full exchange observed |
| 08-19 18:25 | 80m | -14 / - | R4SCB | - / -6 | 2 | ✓ Closing fragment |
| 08-19 18:22 | 60m | -11 / -20 | DH3YAK | -10 / - | 4 | ✓ Closing observed |
| 08-19 18:20 | 60m | -11 / -7 | LA9GX | 0 / - | 4 | ✓ Closing observed |
| 08-19 18:11 | 20m | - / - | IU2VBP | -3 / - | 3 | Partial capture |
| 08-19 18:08 | 20m | -12 / - | LB5AK | - / -18 | 3 | Partial capture |
| 08-19 17:47 | 20m | - / - | F4NKF | -12 / - | 2 | Partial capture |
| 08-17 17:13 | 40m | -15 / - | R6DZO | - / -7 | 2 | ✓ Closing fragment |
| 08-17 17:06 | 40m | -17 / - | RY3DAR | - / - | 5 | Partial capture |
| 08-17 17:05 | 40m | -15 / - | R4PFY | -19 / -10 | 4 | ✓ Closing observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 083215 -9 933 RD4AN PD3LKN JO22 (x2) 083300 -8 931 CQ RD4AN LN19 083315 -7 933 RD4AN PD3LKN JO22 083330 -3 931 CQ RD4AN LN19 083345 -11 932 RD4AN PD3LKN JO22 083415 +22 465 RD4AN IK4LZH JN54 083415 -1 932 RD4AN PD3LKN JO22 (x2) 083445 +16 465 RD4AN IK4LZH JN54 (x3) 083615 -9 933 RD4AN PD3LKN JO22 (x3)
UTC dB Audio Message 201945 -9 683 RD4AN <...> -20 201945 -6 2145 RD4AN G1CEC IO83 202000 -17 1275 <...> RD4AN LN19 202015 -8 683 RD4AN <...> -19 202030 -15 1275 <...> RD4AN R-18 (x4) 202715 -5 1275 UF1A RD4AN R-14 (x3) 203830 +0 1729 RD4AN EW8AAC RR73 203845 -10 1275 EW8AAC RD4AN 73 210900 -20 1380 G0JJL/P RD4AN LN19 211015 -11 1293 RD4AN G0JJL/P -15
UTC dB Audio Message 015030 -24 1904 CQ RD4AN LN19 194545 -9 1175 R3PY RD4AN LN19 (x3) 194845 -10 1174 RA9FDR RD4AN -14 (x2) 195145 -17 1175 JA1ILA RD4AN LN19 (x2) 195815 -4 2434 RD4AN RA2FU 73 200100 -16 1175 UA1NAN RD4AN LN19 200600 -4 1175 UA3QQG RD4AN LN19 200615 -8 1580 RD4AN UA3QQG -04 200630 -7 1175 UA3QQG RD4AN R+00 200645 -10 1581 RD4AN UA3QQG RR73 200700 -13 1175 UA3QQG RD4AN 73
UTC dB Audio Message 015130 -11 928 RD4AN MM0HVU -10 (x2) 192045 -12 1129 <...> RD4AN LN19 192100 -6 1886 RD4AN DJ2KP JO42 (x2) 192730 +0 1351 RD4AN HG25CCS -12 (x2) 182045 -11 1012 LA9GX RD4AN LN19 182100 +0 2567 RD4AN LA9GX -07 (x2) 182145 -11 1011 LA9GX RD4AN 73 182200 -11 1545 RD4AN DH3YAK JO31 (x2) 182245 -11 1012 DH3YAK RD4AN RR73 182300 -11 1545 RD4AN DH3YAK 73
UTC dB Audio Message 085845 -15 920 F4NLW/P RD4AN LN19 (x3) 093600 -16 921 UB3ADO RD4AN R-21 (x2) 095130 -16 922 RN3N RD4AN -09 (x2) 095600 -13 995 RA4Y RD4AN LN19 (x2) 081430 -10 816 YT3BL RD4AN LN19 083245 -15 816 SA0KAG RD4AN R-03 (x2) 083430 -12 817 JN6FRH RD4AN LN19 (x2) 083730 -12 817 BG8KUB RD4AN LN19
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.