IU3RRX — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IU3RRX, decoded by SO8OO in southeastern Poland. 506 related FT8 messages, 102 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 45 UTC dates. Heard between 2026-05-25 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 IU3RRX worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IU3RRX
Approximate centre of JN55, decoded 2026-08-23 20:51 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 | IU3RRX S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 21:16 | 80m | - / -7 | DO4TYW | -11 / - | 3 | ✓ Closing fragment |
| 08-23 20:51 | 80m | -9 / -15 | YO3HUI | -2 / -17 | 4 | ✓ Full exchange observed |
| 08-22 17:54 | 20m | -3 / - | DS5USH | - / - | 7 | Partial capture |
| 08-22 07:01 | 20m | -7 / - | M6WRB | - / -16 | 2 | ✓ Closing fragment |
| 08-22 06:58 | 20m | +2 / - | MW7RHR | -20 / -18 | 2 | ✓ Closing observed |
| 08-22 06:52 | 20m | -4 / - | TI5RR | - / - | 2 | Partial capture |
| 08-22 06:47 | 20m | -10 / - | PD4RJ | - / - | 2 | ✓ Closing fragment |
| 08-22 06:42 | 20m | 0 / - | VK4VCC | - / - | 9 | Partial capture |
| 08-22 06:40 | 20m | -7 / - | EW1MN | - / -12 | 4 | Partial capture |
| 08-22 06:34 | 20m | -12 / - | HB9EFK | - / - | 2 | Partial capture |
| 08-22 06:31 | 20m | +6 / - | PD1PET | - / -19 | 4 | ✓ Closing fragment |
| 08-22 06:28 | 20m | -2 / - | OK2CNI | - / - | 5 | Partial capture |
| 08-22 06:26 | 20m | -19 / - | A61SD | - / - | 2 | Partial capture |
| 08-22 06:18 | 20m | -9 / - | SP9MOC | - / -4 | 3 | ✓ Closing fragment |
| 08-22 06:08 | 20m | -13 / - | VK2BC | - / - | 4 | Partial capture |
| 08-22 06:05 | 20m | -2 / -15 | YO4GIY | -14 / - | 3 | ✓ Closing observed |
| 08-22 06:03 | 20m | -12 / -16 | OD5ZZ | -21 / -15 | 5 | ✓ Full exchange observed |
| 08-22 06:00 | 20m | -8 / - | XQ1KK | - / - | 4 | Partial capture |
| 08-22 05:59 | 20m | - / - | R2AL | -8 / - | 3 | Partial capture |
| 08-22 05:58 | 20m | -15 / - | LZ1DIO | - / -15 | 3 | ✓ Closing fragment |
| 08-19 20:59 | 160m | 0 / - | SM4IED | - / - | 4 | Partial capture |
| 08-19 20:08 | 160m | -15 / -9 | SP6AXW | +7 / -4 | 6 | ✓ Full exchange observed |
| 08-19 20:04 | 160m | -5 / - | S53V | - / - | 8 | Partial capture |
| 08-19 20:01 | 160m | -9 / -16 | RA1WU | +4 / -20 | 5 | ✓ Full exchange observed |
| 08-19 19:59 | 160m | -15 / - | PA3DUU | - / - | 2 | Partial capture |
| 08-19 19:57 | 160m | -14 / - | R3TKN | - / - | 3 | Partial capture |
| 08-14 15:51 | 20m | -7 / - | XU7O | - / - | 3 | Partial capture |
| 08-12 18:50 | 160m | -9 / -5 | OK1XV | +4 / -5 | 5 | ✓ Full exchange observed |
| 08-12 12:34 | 10m | -16 / - | EA3ISZ | - / -5 | 4 | ✓ Closing fragment |
| 08-12 12:24 | 10m | -17 / - | PA3FXT | - / -3 | 2 | ✓ Closing fragment |
| 08-12 12:21 | 10m | -17 / - | CR5VP | - / -23 | 3 | ✓ Closing fragment |
| 08-12 12:12 | 10m | -20 / +2 | EA5KB | -22 / - | 3 | ✓ Closing observed |
| 08-11 18:42 | 40m | -12 / - | R8OAE | - / - | 3 | Partial capture |
| 08-08 20:25 | 160m | -15 / - | DJ0CL | - / - | 5 | Partial capture |
| 08-08 20:15 | 160m | -4 / - | SV8JE | -7 / - | 5 | ✓ Closing observed |
| 08-08 20:12 | 160m | -13 / - | PA3FR | - / -8 | 3 | ✓ Closing fragment |
| 08-08 20:09 | 160m | -6 / - | IT9IVN | - / -18 | 3 | ✓ Closing fragment |
| 08-08 20:07 | 160m | -8 / - | RA3LBW | - / - | 3 | Partial capture |
| 08-08 20:05 | 160m | -16 / - | SP7SEK | - / - | 2 | Partial capture |
| 08-08 20:02 | 160m | -20 / - | SP7SEK | - / - | 2 | Partial capture |
| 08-08 19:46 | 40m | -21 / - | DG1RMY | -20 / -13 | 3 | Partial capture |
| 08-08 19:26 | 20m | -12 / - | 9W2SQ | - / - | 4 | Partial capture |
| 08-08 19:23 | 20m | -10 / - | N2AJO | - / - | 2 | Partial capture |
| 08-08 09:11 | 20m | - / -25 | PH4E | -14 / - | 2 | Partial capture |
| 08-08 09:04 | 20m | - / -7 | MI0NWA | -12 / - | 2 | ✓ Closing fragment |
| 07-29 19:39 | 80m | 0 / 0 | DF3IS | +1 / -8 | 5 | ✓ Full exchange observed |
| 07-29 19:33 | 80m | -6 / -14 | OH1IM | +6 / -14 | 5 | ✓ Full exchange observed |
| 07-29 17:56 | 10m | -13 / +2 | PD3PAM | -17 / -12 | 10 | ✓ Full exchange observed |
| 07-29 16:20 | 10m | - / - | Z61DX | -8 / - | 2 | Partial capture |
| 07-26 20:01 | 20m | -21 / - | HI8UD | - / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 193400 -4 1634 OH1IM IU3RRX 73 193430 -1 1217 DF3IS IU3RRX JN55 193830 +5 447 DP6SEVEN IU3RRX R-23 193930 -3 1217 DF3IS IU3RRX JN55 193945 +0 1217 IU3RRX DF3IS +00 194000 +3 1217 DF3IS IU3RRX R-08 194015 +2 1217 IU3RRX DF3IS RR73 194030 +0 1217 DF3IS IU3RRX 73 205115 -8 1204 YO3HUI IU3RRX JN55 205130 +4 1204 IU3RRX YO3HUI -15 205145 -10 1204 YO3HUI IU3RRX R-17 205200 -8 1204 IU3RRX YO3HUI RR73 211645 -9 1681 IU3RRX DO4TYW -07 (x3)
UTC dB Audio Message 064900 -7 1423 PD4RJ IU3RRX 73 065130 -5 2392 SM7HZK IU3RRX JN55 065230 -2 907 TI5RR IU3RRX JN55 (x2) 065800 -20 1458 IU3RRX MW7RHR RR73 065845 +2 1459 MW7RHR IU3RRX R-18 070115 -4 323 M6WRB IU3RRX R-16 (x2) 175415 -7 2035 DS5USH IU3RRX JN55 (x7)
UTC dB Audio Message 201100 -16 1916 SP6AXW IU3RRX RR73 201115 +9 1916 IU3RRX SP6AXW 73 201130 -15 1916 CQ IU3RRX JN55 (x9) 205930 +0 419 SM4IED IU3RRX JN55 (x4)
UTC dB Audio Message 122000 -14 934 CT3MD IU3RRX RR73 122100 -18 1460 CR5VP IU3RRX JN55 (x3) 122230 -8 674 PD1DRE IU3RRX JN55 122430 -17 2065 PA3FXT IU3RRX -03 (x2) 122600 -22 1714 EG5MYC IU3RRX R-01 122700 -21 1264 EA4EQ IU3RRX JN55 122930 -10 591 EA1GAR IU3RRX R-05 123430 -18 1196 EA3ISZ IU3RRX JN55 (x4) 123845 -20 1826 IU3RRX ON7DE RR73
UTC dB Audio Message 204300 -7 704 RC6O IU3RRX JN55 (x2) 204345 -6 704 IU3RRX RC6O RR73 204400 -9 706 RC6O IU3RRX 73 204800 -14 2369 YM7KK IU3RRX JN55 205045 +0 509 IU3RRX OK1DLA JN79 (x3) 194615 -20 1760 IU3RRX DG1RMY JO62 194700 -19 1137 PD7LB IU3RRX JN55 194800 -21 1760 DG1RMY IU3RRX -13 (x2) 184215 -13 579 R8OAE IU3RRX JN55 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.