R4ABU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R4ABU, decoded by SO8OO in southeastern Poland. 99 related FT8 messages, 13 CQ messages, observed on 80m, 40m, 20m, 10m, across 13 UTC dates. Heard between 2026-05-21 and 2026-08-19.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations R4ABU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by R4ABU
Approximate centre of LN28, decoded 2026-08-19 17:37 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 | R4ABU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-11 17:54 | 20m | -16 / - | <...> | - / - | 2 | Partial capture |
| 07-29 17:33 | 80m | -20 / -12 | UA1AEL | -1 / +1 | 5 | ✓ Full exchange observed |
| 07-29 17:32 | 80m | - / - | RA3PDL | -13 / - | 5 | Partial capture |
| 07-09 18:11 | 80m | - / +4 | <...> | +2 / - | 2 | Partial capture |
| 07-09 18:03 | 40m | - / -3 | RD7LC | -11 / - | 2 | ✓ Closing fragment |
| 06-29 17:44 | 20m | -14 / - | R2BRD | - / 0 | 6 | ✓ Closing fragment |
| 06-29 17:40 | 20m | -11 / - | IK4LZH | -7 / -14 | 6 | ✓ Closing observed |
| 06-29 17:36 | 20m | -14 / -20 | SA5HAG | -17 / -19 | 5 | ✓ Full exchange observed |
| 06-17 17:31 | 20m | -4 / - | BI4JJO | - / - | 2 | Partial capture |
| 06-17 17:00 | 20m | -13 / - | DL3RAJ | - / -13 | 3 | ✓ Closing fragment |
| 06-08 17:13 | 40m | - / - | RW9WJ | -11 / - | 2 | Partial capture |
| 05-31 14:41 | 10m | -12 / - | EW8DU | - / -1 | 5 | ✓ Closing fragment |
| 05-31 14:38 | 20m | -22 / -15 | TA7ARH | -6 / - | 3 | Partial capture |
| 05-31 14:33 | 20m | - / -7 | RX3DQX | -6 / - | 3 | Partial capture |
| 05-28 18:02 | 80m | - / - | OH5KNL | -10 / - | 3 | Partial capture |
| 05-28 18:02 | 80m | -17 / -13 | R6DNC | 0 / - | 4 | ✓ Closing observed |
| 05-28 17:59 | 80m | - / +1 | R3ZP | -11 / - | 3 | ✓ Closing fragment |
| 05-28 17:56 | 80m | - / - | EU2ABM | -10 / - | 7 | Partial capture |
| 05-28 17:56 | 80m | - / - | R3ZP | -11 / - | 2 | Partial capture |
| 05-28 17:53 | 20m | - / - | F1IQH | -3 / - | 3 | Partial capture |
| 05-27 18:10 | 40m | - / - | RV3YN | -10 / - | 2 | Partial capture |
| 05-27 18:10 | 40m | - / - | RA4ADF | -13 / - | 3 | Partial capture |
| 05-27 18:00 | 40m | - / -12 | UA4AOC | -7 / - | 2 | Partial capture |
| 05-27 17:53 | 40m | - / -3 | RA4AUY | -13 / - | 4 | ✓ Closing fragment |
| 05-26 17:20 | 40m | -22 / +2 | R7YZ | -12 / - | 7 | ✓ Closing observed |
| 05-26 17:14 | 40m | - / -6 | RC9WC | -13 / - | 6 | ✓ Closing fragment |
| 05-26 17:14 | 40m | -20 / -2 | RT6Z | -5 / - | 7 | ✓ Full exchange observed |
| 05-26 17:13 | 40m | -22 / - | R4AFR | - / -5 | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 174430 -8 1121 R2BRD R4ABU +00 (x6) 155945 -8 1126 BY8SCX R4ABU LN28 171045 -18 1401 <...> R4ABU LN28 174815 -21 1402 CQ R4ABU LN28 175200 -16 1396 R4ABU R6DJR RR73 175415 -17 1402 <...> R4ABU LN28 (x2) 175715 -14 1402 DL6UM R4ABU -10 173715 -22 1403 CQ R4ABU LN28 174100 -12 1402 R4ABU CT1EHK IM58
UTC dB Audio Message 180445 -1 1159 R4ABU R6DNC R-12 180530 -17 1055 R6DNC R4ABU RR73 180915 -8 1056 CQ R4ABU LN28 181100 +3 1804 R4ABU <...> +04 (x2) 173230 -12 1332 R4ABU RA3PDL KO85 (x2) 173300 -1 1165 R4ABU UA1AEL -12 173330 -13 1332 R4ABU RA3PDL KO85 173330 +0 1165 R4ABU UA1AEL -12 173345 -20 1333 UA1AEL R4ABU R+01 173400 -14 1332 R4ABU RA3PDL KO85 173400 +0 1165 R4ABU UA1AEL RR73 173430 -16 1332 R4ABU RA3PDL KO85 173430 -4 1165 R4ABU UA1AEL RR73
UTC dB Audio Message 181045 -8 1889 R4ABU RV3YN KO73 181115 -13 2222 R4ABU RU4B LN28 181115 -2 1298 R4ABU UI4I LO43 181115 -11 1889 R4ABU RV3YN KO73 181115 -11 2422 R4ABU RA4ADF LN28 181245 -4 788 R4ABU RM5F KO85 181830 -15 1089 CQ R4ABU LN28 a1 171330 -12 926 R4ABU RW9WJ LO84 (x2) 172930 -20 2005 R4ABU RZ4FWA LO23 175215 -6 2732 R4ABU IQ4JO JN63 180300 -10 1090 R4ABU RD7LC -03 (x2) 155345 -24 2083 R4ABU IQ4JO JN63 155545 -18 1454 R4ABU RQ4F +01
UTC dB Audio Message 144100 -12 1133 EW8DU R4ABU -01 (x5) 144400 -8 1133 CQ R4ABU LN28 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.