JA9KRO — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving JA9KRO, decoded by SO8OO in southeastern Poland. 280 related FT8 messages, observed on 40m, 20m, across 36 UTC dates. Heard between 2026-05-27 and 2026-08-22.
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 JA9KRO worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by JA9KRO
Approximate centre of PM86, decoded 2026-08-22 19:23 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 | JA9KRO S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 19:23 | 20m | +2 / -3 | S54NA | +4 / -7 | 5 | ✓ Full exchange observed |
| 08-22 19:18 | 20m | +6 / - | OE7MAH | - / -18 | 2 | Partial capture |
| 08-22 19:15 | 20m | +1 / - | SV9KNA | - / 0 | 3 | ✓ Closing fragment |
| 08-20 18:54 | 20m | - / - | IU3ACL | -8 / - | 5 | Partial capture |
| 08-20 18:52 | 20m | -13 / -9 | 9A3TGY | -7 / - | 2 | ✓ Closing observed |
| 08-20 18:51 | 20m | - / - | EA4GVT | -13 / - | 2 | Partial capture |
| 08-19 18:48 | 20m | - / +2 | CT1END/P | -19 / - | 2 | Partial capture |
| 08-19 18:45 | 20m | - / - | RA3ZDU | -10 / - | 2 | Partial capture |
| 08-14 19:44 | 40m | -19 / -9 | F6KUC | -3 / -13 | 4 | ✓ Full exchange observed |
| 08-14 19:42 | 40m | -18 / -13 | LB7ZG | -3 / - | 6 | ✓ Closing observed |
| 08-14 19:41 | 40m | - / -9 | 9A4ZM | -4 / - | 3 | ✓ Closing fragment |
| 08-14 19:38 | 40m | -18 / - | <...> | - / -18 | 2 | Partial capture |
| 08-14 18:53 | 20m | -6 / - | RW4HB | -9 / +2 | 3 | ✓ Closing observed |
| 08-14 18:46 | 20m | -12 / -15 | EC5CFV | -18 / - | 3 | ✓ Closing observed |
| 08-14 18:44 | 20m | -5 / - | HA5CPN | - / - | 2 | ✓ Closing fragment |
| 08-14 18:43 | 20m | - / -5 | EA5BCO | -9 / - | 3 | Partial capture |
| 08-14 18:43 | 20m | -4 / - | HA3FMR | - / 0 | 2 | ✓ Closing fragment |
| 08-14 18:40 | 20m | -4 / - | YT2TOR | - / -5 | 6 | ✓ Closing fragment |
| 08-11 18:50 | 20m | - / - | EA1FUB | -14 / - | 7 | Partial capture |
| 08-11 18:45 | 20m | -15 / - | RZ3Z/P | - / - | 3 | Partial capture |
| 08-11 18:39 | 20m | - / +6 | IU5HIU | -6 / - | 5 | ✓ Closing fragment |
| 08-08 19:33 | 20m | - / -16 | DL9EC/P | -6 / - | 2 | Partial capture |
| 08-06 16:52 | 20m | - / - | DG4YT | -19 / - | 9 | Partial capture |
| 08-06 16:48 | 20m | - / - | DG4YT | -18 / - | 2 | Partial capture |
| 08-06 16:43 | 20m | - / - | DG4YT | -17 / - | 4 | Partial capture |
| 08-06 16:41 | 20m | -12 / - | IT9GJK/P | - / - | 2 | Partial capture |
| 08-06 16:38 | 20m | -12 / - | YO3FVR/P | - / -14 | 2 | Partial capture |
| 08-04 16:47 | 20m | -7 / -10 | F1SZC | -20 / - | 2 | ✓ Closing observed |
| 08-04 16:44 | 20m | -10 / - | <...> | - / -11 | 4 | Partial capture |
| 08-03 17:26 | 20m | - / - | PD1AC | -18 / - | 3 | Partial capture |
| 08-01 15:30 | 20m | - / - | F6FHZ | -8 / - | 4 | Partial capture |
| 08-01 15:28 | 20m | - / - | PD2WL | -17 / - | 7 | Partial capture |
| 07-31 19:51 | 20m | -5 / - | SQ9RP/P | - / -8 | 3 | Partial capture |
| 07-30 17:06 | 20m | -7 / - | UR4QWW | - / +2 | 2 | ✓ Closing fragment |
| 07-30 17:05 | 20m | -10 / - | BH4ECL | - / -2 | 2 | ✓ Closing fragment |
| 07-30 17:00 | 20m | -10 / - | F4MOJ/P | - / -18 | 3 | ✓ Closing fragment |
| 07-30 16:57 | 20m | -6 / - | F4MOJ/P | - / - | 2 | Partial capture |
| 07-30 16:54 | 20m | -6 / - | ON4OPA | - / -15 | 2 | ✓ Closing fragment |
| 07-30 16:51 | 20m | -6 / -4 | M1DDD/P | -12 / -22 | 5 | ✓ Full exchange observed |
| 07-28 17:22 | 20m | - / - | PD0GFP | -10 / - | 2 | Partial capture |
| 07-27 20:08 | 20m | -4 / -4 | F4MFS/P | -3 / -14 | 4 | ✓ Full exchange observed |
| 07-27 15:47 | 20m | -7 / - | 9A3TGY | - / - | 3 | Partial capture |
| 07-27 15:39 | 20m | -7 / - | DG8MHB/P | - / - | 3 | Partial capture |
| 07-22 19:44 | 20m | -22 / -2 | DL1SVI | -12 / -11 | 5 | ✓ Full exchange observed |
| 07-22 19:40 | 20m | - / - | PD0DDA | -17 / - | 5 | Partial capture |
| 07-19 18:25 | 20m | -3 / - | UT8UE | - / -10 | 2 | ✓ Closing fragment |
| 07-19 18:25 | 20m | - / - | PA3KUS | -12 / - | 4 | Partial capture |
| 07-19 18:23 | 20m | -3 / -7 | TA3XEE | -18 / -22 | 4 | ✓ Full exchange observed |
| 07-19 18:22 | 20m | -1 / - | RN2FQ | - / - | 2 | ✓ Closing fragment |
| 07-19 18:21 | 20m | -2 / - | R6DJR | - / -4 | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 185445 -7 1474 JA9KRO IU3ACL JN65 (x5) 191515 -1 2381 SV9KNA JA9KRO PM86 (x3) 191845 +7 2380 OE7MAH JA9KRO R-18 (x2) 192330 +3 2381 S54NA JA9KRO PM86 192345 +1 2440 JA9KRO S54NA -03 192400 +3 2381 S54NA JA9KRO R-07 192415 +8 2440 JA9KRO S54NA RR73 192430 +1 2381 S54NA JA9KRO 73
UTC dB Audio Message 194130 -2 2175 JA9KRO DK3ME JO50 194200 -4 2171 JA9KRO 9A4ZM R-09 194230 -4 2695 JA9KRO LB7ZG JP50 194230 -5 2171 JA9KRO 9A4ZM 73 194300 -4 2695 JA9KRO LB7ZG JP50 194315 -19 2176 EA5FD JA9KRO RR73 194330 -3 2695 JA9KRO LB7ZG JP50 (x2) 194415 -18 2176 LB7ZG JA9KRO RR73 194430 -2 2902 JA9KRO F6KUC IN95 194430 -3 2695 JA9KRO LB7ZG 73 194445 -19 2175 F6KUC JA9KRO -13 194500 -4 2901 JA9KRO F6KUC R-09 (x2) 194730 -13 2238 JA9KRO UB6OCP 73
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.