JA5CPJ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving JA5CPJ, decoded by SO8OO in southeastern Poland. 126 related FT8 messages, 1 CQ messages, observed on 20m, 10m, across 34 UTC dates. Heard between 2026-06-02 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 JA5CPJ 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 | JA5CPJ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 21:48 | 20m | -6 / -7 | CR7CBH | -15 / -21 | 6 | Partial capture |
| 08-20 22:45 | 20m | - / -22 | II7MGBT | 0 / - | 2 | Partial capture |
| 08-16 21:42 | 20m | - / -13 | HB9TIH | -18 / - | 4 | ✓ Closing fragment |
| 08-13 22:22 | 20m | - / -20 | PT7YV | -2 / - | 2 | ✓ Closing fragment |
| 08-11 22:47 | 20m | - / - | DL1R | -3 / - | 9 | Partial capture |
| 08-07 21:15 | 20m | - / -16 | I1WUA | -18 / - | 4 | ✓ Closing fragment |
| 08-01 20:58 | 20m | - / -14 | EA7KPK | -14 / - | 2 | ✓ Closing fragment |
| 07-31 23:16 | 20m | - / -22 | M0GQC | -9 / - | 2 | ✓ Closing fragment |
| 07-31 23:01 | 20m | - / -25 | M0GQC | -11 / - | 3 | Partial capture |
| 07-20 22:16 | 20m | - / -20 | EA3CD | -11 / - | 2 | ✓ Closing fragment |
| 07-19 22:28 | 20m | - / -20 | G8KHF | -7 / - | 5 | Partial capture |
| 07-19 22:23 | 20m | - / -20 | G8KHF | -8 / - | 5 | Partial capture |
| 07-07 22:08 | 20m | - / -11 | F1SAA | +2 / - | 2 | ✓ Closing fragment |
| 07-02 22:33 | 20m | - / -17 | EA1FAC | +1 / - | 3 | Partial capture |
| 07-02 20:34 | 20m | - / -18 | M8KKH | +2 / - | 5 | ✓ Closing fragment |
| 06-28 20:48 | 20m | - / -19 | GB1500M | +1 / - | 2 | Partial capture |
| 06-26 20:59 | 20m | - / -18 | OD5ZF | -12 / - | 2 | ✓ Closing fragment |
| 06-26 20:55 | 20m | - / -18 | OD5ZF | -17 / - | 2 | ✓ Closing fragment |
| 06-22 22:31 | 20m | - / -20 | EH1HSJ | -6 / - | 2 | ✓ Closing fragment |
| 06-21 20:45 | 20m | - / -8 | IT9BCC | -13 / - | 2 | ✓ Closing fragment |
| 06-20 20:10 | 20m | - / -14 | EA3GQA | -1 / - | 5 | ✓ Closing fragment |
| 06-19 22:07 | 20m | -3 / - | <...> | - / -14 | 2 | Partial capture |
| 06-17 22:15 | 20m | -11 / - | TJ1GD/P | - / - | 2 | Partial capture |
| 06-17 20:58 | 20m | +1 / - | TF8KW | - / -22 | 3 | ✓ Closing fragment |
| 06-17 20:51 | 20m | -16 / - | EA3PV | - / -14 | 6 | Partial capture |
| 06-17 20:45 | 20m | -13 / - | EA3PV | - / -20 | 2 | Partial capture |
| 06-14 22:07 | 20m | - / - | ON3ABR | -21 / - | 5 | Partial capture |
| 06-14 21:04 | 20m | - / -12 | EA5FHK | -4 / - | 2 | ✓ Closing fragment |
| 06-14 20:53 | 20m | -10 / - | DL1API | -12 / -18 | 2 | ✓ Closing observed |
| 06-14 20:45 | 20m | -3 / - | EA4EUO | - / -16 | 3 | ✓ Closing fragment |
| 06-14 20:45 | 20m | - / - | DL2NAE | -2 / - | 2 | Partial capture |
| 06-13 23:15 | 20m | - / -18 | HB9BUN | +4 / - | 2 | ✓ Closing fragment |
| 06-12 22:21 | 20m | -10 / - | EA3PV | - / -20 | 3 | Partial capture |
| 06-12 21:57 | 20m | -9 / - | TT1GD | - / - | 3 | Partial capture |
| 06-11 21:57 | 20m | -23 / -3 | BG2FYO | -16 / - | 5 | ✓ Closing observed |
| 06-09 21:59 | 20m | -4 / - | SV1GYN | -8 / -21 | 6 | ✓ Closing observed |
| 06-08 22:03 | 20m | -16 / - | EG1PLL | - / -19 | 2 | Partial capture |
| 06-08 21:55 | 20m | +5 / - | EG1PLL | - / -18 | 7 | Partial capture |
| 06-06 22:27 | 20m | -12 / - | EA3AKA | - / -18 | 4 | Partial capture |
| 06-06 22:15 | 20m | -5 / - | JY5JA | - / -23 | 3 | Partial capture |
| 06-06 22:06 | 20m | -15 / - | 9X5KM | - / - | 6 | Partial capture |
| 06-04 09:48 | 20m | - / -4 | RI0SP | -15 / - | 2 | Partial capture |
| 06-04 09:42 | 20m | - / -7 | RI0SP | -18 / - | 2 | Partial capture |
| 06-03 22:57 | 20m | - / -16 | IW1QQG | -4 / - | 2 | ✓ Closing fragment |
| 06-03 22:30 | 20m | - / -18 | EG53DMM | -9 / - | 3 | Partial capture |
| 06-02 20:58 | 20m | - / - | DL2MIJ | +9 / - | 3 | ✓ Closing fragment |
| 06-02 20:56 | 20m | -7 / -18 | M0BEW | -3 / -19 | 7 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 214415 -17 1431 JA5CPJ HB9TIH 73 215230 -16 906 JA5CPJ CR5VP R-18 224500 -2 2104 JA5CPJ II7MGBT -22 (x2) 230415 -5 1829 JA5CPJ II7MGFG R-17 210345 -1 2987 JA5CPJ F4HXJ 73 214630 -10 2276 EA5JLN JA5CPJ -22 214830 -9 1496 CR7CBH JA5CPJ -21 (x5) 215245 -15 844 JA5CPJ CR7CBH R-07 215400 -19 2141 EA5JLN JA5CPJ -20 215845 -7 1673 JA5CPJ EA5JLN 73
UTC dB Audio Message 112700 -14 1681 JA5CPJ A60PC/14 R+00 (x2) 114545 -13 1149 JA5CPJ A61DD R-08
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.