OA4EFA — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving OA4EFA, decoded by SO8OO in southeastern Poland. 160 related FT8 messages, observed on 40m, 20m, across 12 UTC dates. Heard between 2026-06-06 and 2026-08-24.
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 OA4EFA worked most often, as logged from our receiver:
Activity Heatmap
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 | OA4EFA S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 03:17 | 20m | - / - | RW9WT | +14 / - | 2 | Partial capture |
| 08-10 03:06 | 20m | - / -16 | UA8Q | -12 / - | 5 | ✓ Closing fragment |
| 08-02 03:37 | 20m | - / - | R4RM | -4 / - | 2 | Partial capture |
| 08-02 03:31 | 20m | - / -15 | R8QA | -17 / - | 2 | Partial capture |
| 07-11 03:00 | 40m | - / - | UT7ZM | -12 / - | 2 | Partial capture |
| 07-11 02:52 | 40m | - / - | DL4ME | -18 / - | 3 | Partial capture |
| 07-11 02:52 | 40m | - / -14 | IQ4JO | +3 / - | 3 | ✓ Closing fragment |
| 07-11 02:47 | 40m | - / - | IZ1PLH | -12 / - | 2 | Partial capture |
| 07-11 02:47 | 40m | - / - | RZ6L | +6 / - | 2 | Partial capture |
| 07-11 02:40 | 40m | - / -10 | RA6SA | -9 / - | 3 | ✓ Closing fragment |
| 07-11 02:37 | 40m | - / - | RN1CW | -16 / - | 2 | Partial capture |
| 07-11 02:36 | 40m | - / - | RX6LHY | -8 / - | 3 | Partial capture |
| 07-11 02:32 | 40m | - / - | PA1PXL | -14 / - | 3 | Partial capture |
| 07-11 02:12 | 40m | - / - | RA6SA | -15 / - | 4 | Partial capture |
| 07-11 02:01 | 40m | - / -15 | M0RDW | -19 / - | 2 | ✓ Closing fragment |
| 07-11 02:01 | 40m | - / - | GW0SGL | -14 / - | 8 | Partial capture |
| 07-11 01:57 | 40m | - / - | M0RDW | -20 / - | 4 | Partial capture |
| 07-11 01:57 | 40m | - / - | R6OK | -16 / - | 2 | Partial capture |
| 07-11 01:57 | 40m | - / - | UA6LCF | -4 / - | 8 | Partial capture |
| 07-11 01:51 | 40m | - / -17 | RN6MA | -16 / - | 3 | Partial capture |
| 07-11 01:44 | 40m | - / - | RA6ABC | +13 / - | 2 | ✓ Closing fragment |
| 07-11 01:44 | 40m | - / -13 | RN6MA | -12 / - | 2 | Partial capture |
| 07-11 01:40 | 40m | - / - | RA6ABC | +15 / - | 4 | Partial capture |
| 07-07 04:54 | 40m | - / - | DF3MC | -16 / - | 7 | Partial capture |
| 07-07 04:53 | 40m | - / - | IU6JMK | -14 / - | 2 | Partial capture |
| 07-07 04:52 | 40m | - / -9 | DK7ZT | -24 / - | 2 | Partial capture |
| 07-07 04:42 | 20m | - / - | DG9RAB | -15 / - | 7 | Partial capture |
| 07-07 04:41 | 20m | - / -18 | SP1ZS | -18 / - | 4 | ✓ Closing fragment |
| 07-05 22:40 | 20m | - / - | US2YW | -2 / - | 3 | Partial capture |
| 07-05 22:26 | 20m | - / -18 | 4X1ZQ | -13 / - | 10 | Partial capture |
| 07-05 05:57 | 20m | - / - | F6CCS | -17 / - | 2 | Partial capture |
| 07-05 05:42 | 20m | - / -6 | F1ICS | -15 / - | 5 | ✓ Closing fragment |
| 07-03 02:59 | 20m | - / - | RD9U | -5 / - | 2 | Partial capture |
| 06-29 06:07 | 20m | - / - | PD1BJO | -12 / - | 6 | Partial capture |
| 06-29 06:02 | 20m | - / -17 | GB2WWA | -12 / - | 2 | ✓ Closing fragment |
| 06-29 05:57 | 20m | - / - | PD1BJO | -15 / - | 4 | Partial capture |
| 06-29 05:54 | 20m | - / -16 | GB2WWA | -12 / - | 2 | Partial capture |
| 06-29 05:46 | 20m | - / - | F4IIX | +3 / - | 3 | Partial capture |
| 06-06 05:30 | 20m | - / - | IW9FRA | -15 / - | 7 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 032315 -20 2002 OA4EFA RA7E LN14 033100 -16 2214 OA4EFA R8QA -15 (x2) 033700 -4 2786 OA4EFA R4RM LO55 (x2) 212600 -4 1174 OA4EFA DH2RL JN68 030600 -9 2505 OA4EFA UA8Q MO25 (x5) 030930 +3 1653 OA4EFA UR3LM KN89 211100 -13 484 OA4EFA XU7O -11 031700 +10 472 OA4EFA RW9WT LO64 (x2)
UTC dB Audio Message 024215 -8 1085 OA4EFA RA6SA R-10 (x2) 024745 -17 1088 OA4EFA IZ1PLH JN34 024745 +8 2664 OA4EFA RZ6L KN97 024745 +1 2721 OA4EFA IQ4JO JN63 024815 +4 2664 OA4EFA RZ6L KN97 024815 -6 1088 OA4EFA IZ1PLH JN34 025215 -1 2721 OA4EFA IQ4JO JN63 (x2) 025245 -15 1958 OA4EFA DL4ME JO50 025315 +6 2721 OA4EFA IQ4JO 73 025315 -19 1958 OA4EFA DL4ME JO50 (x2) 030030 -10 1520 OA4EFA UT7ZM KN57 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.