JI4JKO — FT8 station from Japan
Amateur radio station JI4JKO operating from Japan (grid square KO26). 98 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 4 days, best SNR +22 dB. Heard between 2026-06-08 and 2026-06-11.
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Overview
98
Total spots
0
CQ calls
4
Days active
+1 dB
Avg SNR
Bands
80m
40m
20m
10m
First seen: 2026-06-08
Last seen: 2026-06-11 17:38 UTC
Last seen: 2026-06-11 17:38 UTC
Frequent QSO partners observed at SO8OO
Stations JI4JKO worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JI4JKO | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-11 19:37 | 40m | -3 / - | YL3ATH | - / - | 3 | Partial |
| 06-11 19:30 | 40m | +1 / - | LB7ZG | - / - | 4 | Partial |
| 06-11 19:30 | 40m | +18 / - | S59V | - / -6 | 4 | ✓ Confirmed |
| 06-11 19:29 | 40m | +8 / -16 | 9A7BB | -20 / -9 | 3 | ✓ Complete |
| 06-11 18:56 | 80m | -2 / - | UA4FKT | - / - | 4 | Partial |
| 06-11 18:55 | 80m | -1 / - | LZ1ZF | - / -16 | 2 | ✓ Confirmed |
| 06-10 20:41 | 20m | - / -15 | EA3DM | +2 / - | 2 | ✓ Confirmed |
| 06-10 20:40 | 20m | +8 / - | EA3AYQ | - / -11 | 4 | Partial |
| 06-10 20:39 | 20m | -13 / - | IK1NAF | 0 / -18 | 4 | ✓ Verified |
| 06-10 20:39 | 20m | 0 / -12 | UX2LM | -2 / -18 | 7 | ✓ Complete |
| 06-10 20:37 | 20m | - / -16 | EA7GJV | -1 / - | 2 | ✓ Confirmed |
| 06-10 20:36 | 20m | +12 / - | US5HL | -4 / -4 | 3 | ✓ Verified |
| 06-10 20:35 | 20m | - / -9 | RZ4FWA | +3 / - | 2 | Partial |
| 06-10 20:34 | 20m | - / -10 | OM0RX | +1 / - | 2 | Partial |
| 06-10 20:32 | 20m | +1 / -3 | PD4SN | +4 / -5 | 5 | ✓ Complete |
| 06-10 20:30 | 20m | -14 / -6 | IQ9NI | -1 / +7 | 5 | ✓ Complete |
| 06-10 19:31 | 40m | +1 / - | YT1VDA | - / - | 3 | Partial |
| 06-10 19:29 | 40m | +1 / - | DL1HDL | -19 / -11 | 10 | Partial |
| 06-10 19:29 | 40m | +13 / - | SP2KW | - / - | 2 | Partial |
| 06-10 19:28 | 40m | -1 / - | SP6AXW | - / - | 8 | Partial |
| 06-10 19:26 | 40m | -10 / - | IQ9BH | -16 / - | 4 | ✓ Verified |
| 06-10 09:26 | 10m | -12 / - | ZS6MGM | - / -8 | 2 | ✓ Confirmed |
| 06-09 20:00 | 40m | -14 / - | 5Z4VJ | - / +5 | 2 | ✓ Confirmed |
| 06-09 19:33 | 40m | -5 / - | E71MK | - / - | 4 | Partial |
| 06-09 19:31 | 40m | +1 / - | IK4RVY | - / -10 | 2 | ✓ Confirmed |
| 06-09 19:31 | 40m | +10 / - | DL7VGU | - / - | 4 | Partial |
| 06-09 19:30 | 40m | +4 / - | YL3ATH | - / - | 5 | Partial |
| 06-09 19:28 | 40m | +9 / - | DL5DQZ | - / -11 | 4 | ✓ Confirmed |
| 06-09 19:05 | 80m | -2 / - | UA3ZNQ | - / - | 3 | Partial |
| 06-08 10:27 | 10m | -2 / - | 7Z1IS | - / - | 2 | ✓ Confirmed |
Station Log
40m
UTC dB Freq Message 193000 -20 1429 9A7BB JI4JKO R-16 193015 +9 472 JI4JKO 9A7BB RR73 193045 +16 3040 JI4JKO S59V JN75 193045 +4 2606 JI4JKO LB7ZG JP50 (x2) 193115 +18 3041 JI4JKO S59V JN75 193145 -2 2606 JI4JKO LB7ZG JP50 193145 +22 3041 JI4JKO S59V R-06 193215 -7 580 JI4JKO YO8RQP KN37 193215 -2 2606 JI4JKO LB7ZG JP50 193215 +18 3041 JI4JKO S59V 73 193445 -13 2556 JI4JKO UT8IKN -13 193715 -4 2239 JI4JKO YL3ATH KO26 (x3)
80m
UTC dB Freq Message 190530 -6 772 JI4JKO UA3ZNQ KO81 (x3) 185515 -2 2023 JI4JKO LZ1ZF -16 (x2) 185615 +2 1246 JI4JKO UA4FKT LO23 (x4)
20m
UTC dB Freq Message 203930 -2 2415 JI4JKO UX2LM KN89 203945 +0 842 IK1NAF JI4JKO RR73 204000 +8 2790 JI4JKO EA3AYQ -11 204000 +2 2414 JI4JKO UX2LM KN89 204000 -11 842 JI4JKO IK1NAF 73 204015 +0 842 UX2LM JI4JKO -12 204030 -4 2414 JI4JKO UX2LM R-18 204030 +6 2781 JI4JKO EA3AYQ -08 204045 -5 843 UX2LM JI4JKO RR73 204100 +10 2781 JI4JKO EA3AYQ -08 204100 +4 2415 JI4JKO UX2LM 73 204130 +8 2781 JI4JKO EA3AYQ -08 204145 +2 843 EA3DM JI4JKO R-15 (x2) 204330 -4 844 JI4JKO IU4PPL JN54
10m
UTC dB Freq Message 102715 -5 2244 JI4JKO 7Z1IS +16 (x2) 092600 -12 580 JI4JKO ZS6MGM -08 (x2) 101100 -1 2890 JI4JKO 5H1KB RR73