JS6TWW — FT8 station from Japan
Amateur radio station JS6TWW operating from Japan. 442 FT8 spots received at SO8OO WebSDR, 11 CQ calls, active on 160m, 80m, 40m, 20m, 10m, over 24 days, best SNR +23 dB. Heard between 2026-04-23 and 2026-06-24.
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Overview
442
Total spots
11
CQ calls
24
Days active
-3 dB
Avg SNR
Bands
80m
20m
40m
10m
160m
First seen: 2026-04-23
Last seen: 2026-06-24 17:36 UTC
Last seen: 2026-06-24 17:36 UTC
Frequent QSO partners observed at SO8OO
Stations JS6TWW worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JS6TWW | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-24 19:35 | 80m | -13 / - | A71UN | - / -15 | 3 | Partial |
| 06-24 19:34 | 80m | -2 / - | UA3UBV | - / - | 2 | Partial |
| 06-24 19:31 | 80m | -16 / - | R9SAP | - / -12 | 2 | ✓ Confirmed |
| 06-22 21:02 | 40m | -10 / - | OZ0JX | - / -16 | 2 | ✓ Confirmed |
| 06-20 20:16 | 40m | -2 / - | RJ6B | - / - | 2 | ✓ Confirmed |
| 06-20 20:08 | 40m | -4 / - | YL3ATH | - / - | 4 | Partial |
| 06-20 20:08 | 40m | +1 / - | RT6Z | - / -10 | 3 | Partial |
| 06-20 20:05 | 40m | -12 / - | R2DDA | - / -17 | 2 | ✓ Confirmed |
| 06-20 20:05 | 40m | -6 / - | DG0JW | - / -19 | 4 | Partial |
| 06-20 20:05 | 40m | -10 / - | R3PAA | - / -7 | 5 | ✓ Confirmed |
| 06-20 20:05 | 40m | +2 / - | RT6Z | - / - | 2 | Partial |
| 06-20 19:54 | 40m | -15 / - | R5AT | - / -21 | 3 | Partial |
| 06-20 19:50 | 40m | -9 / - | RV6WB | - / -13 | 3 | Partial |
| 06-18 20:27 | 80m | -6 / - | UR3CTU | - / -18 | 3 | ✓ Confirmed |
| 06-18 20:13 | 80m | -4 / - | SM4GOJ | - / - | 4 | Partial |
| 06-18 20:10 | 80m | -8 / - | R5BS | - / - | 3 | Partial |
| 06-18 20:10 | 80m | -2 / - | RU6CH | -24 / -14 | 3 | ✓ Verified |
| 06-18 20:09 | 80m | -7 / - | RU4B | - / -9 | 3 | ✓ Confirmed |
| 06-05 07:43 | 20m | -17 / - | TI5RR | - / -9 | 9 | Partial |
| 06-04 19:33 | 40m | +6 / - | UR5EEW | - / - | 2 | Partial |
| 05-30 20:00 | 40m | +8 / - | ER1BF | - / - | 4 | Partial |
| 05-30 19:59 | 40m | -6 / - | RW6HPS | - / - | 2 | Partial |
| 05-30 19:57 | 40m | +1 / - | TA2GG | - / -16 | 6 | ✓ Confirmed |
| 05-30 19:54 | 40m | +4 / - | PD5ZZ | - / - | 2 | Partial |
| 05-30 19:53 | 40m | +8 / - | SP6AMI | - / -13 | 3 | ✓ Confirmed |
| 05-29 21:15 | 20m | -2 / - | CT1FIU | - / - | 2 | Partial |
| 05-29 21:14 | 20m | -6 / -9 | SV1QVA | -3 / - | 4 | ✓ Verified |
| 05-29 21:02 | 20m | -5 / - | IW5DLY | -3 / -26 | 5 | ✓ Verified |
| 05-28 21:51 | 20m | - / -13 | UA4FKT | -12 / - | 2 | Partial |
| 05-28 21:47 | 20m | -8 / - | F1TWS | - / - | 2 | Partial |
| 05-28 21:46 | 20m | -8 / -15 | EA4IXE | -9 / -13 | 5 | ✓ Complete |
| 05-28 21:43 | 20m | - / -13 | YO4DWD | -10 / - | 3 | ✓ Confirmed |
| 05-28 21:39 | 20m | - / -10 | UA4FKT | -11 / - | 2 | Partial |
| 05-28 21:37 | 20m | - / -15 | HA5LB | -6 / - | 2 | ✓ Confirmed |
| 05-28 21:36 | 20m | - / -12 | PA1AA | -5 / - | 2 | ✓ Confirmed |
| 05-28 21:33 | 20m | - / -6 | BH4GWF | -4 / - | 4 | ✓ Confirmed |
| 05-28 21:32 | 20m | +8 / -13 | M0IOY | -10 / -10 | 4 | ✓ Complete |
| 05-28 21:31 | 20m | - / -17 | YO3WST | -7 / - | 2 | ✓ Confirmed |
| 05-28 21:29 | 20m | -5 / - | TA2EE | - / - | 5 | Partial |
| 05-28 21:28 | 20m | -2 / -11 | A92AE | -9 / -20 | 4 | Partial |
| 05-28 21:28 | 20m | -12 / - | EA1IOK | - / - | 3 | Partial |
| 05-28 19:41 | 80m | +7 / - | UY2UZ | - / - | 3 | Partial |
| 05-25 20:35 | 20m | -2 / - | CS8ABF | - / -9 | 2 | Partial |
| 05-25 20:30 | 20m | - / -18 | 9A5MP | +4 / - | 2 | ✓ Confirmed |
| 05-25 20:29 | 20m | - / -12 | SM7OYP | +3 / - | 2 | ✓ Confirmed |
| 05-25 20:28 | 20m | - / -14 | IW2HFU | +5 / - | 2 | ✓ Confirmed |
| 05-25 20:27 | 20m | - / -15 | SN1A | +6 / - | 2 | ✓ Confirmed |
| 05-25 20:27 | 20m | +3 / -18 | PD0JOY | +4 / -19 | 21 | Partial |
| 05-25 20:26 | 20m | -1 / -18 | R4FDW | +6 / -5 | 13 | ✓ Complete |
| 05-25 20:23 | 20m | - / -14 | EC3A | +7 / - | 3 | Partial |
Station Log
80m
UTC dB Freq Message 201330 +1 912 JS6TWW SM4GOJ JO79 (x4) 202715 -6 1873 JS6TWW UR3CTU -18 (x3) 193145 -17 1187 JS6TWW R9SAP -12 (x2) 193345 -4 2459 JS6TWW RO2X KO74 193400 -1 1382 JS6TWW UA3UBV LO07 (x2) 193500 -13 1835 JS6TWW A71UN -15 (x3)
40m
UTC dB Freq Message 200600 -2 2234 JS6TWW DG0JW -19 200630 -7 2534 JS6TWW R3PAA -11 200630 -6 2234 JS6TWW DG0JW -19 200700 -8 2534 JS6TWW R3PAA RR73 200800 +1 2816 JS6TWW RT6Z KN98 (x2) 200830 -7 646 JS6TWW YL3ATH KO26 200900 +2 2816 JS6TWW RT6Z R-10 200900 -1 646 JS6TWW YL3ATH KO26 (x3) 201600 -2 2738 JS6TWW RJ6B KN95 (x2) 210230 -10 1062 JS6TWW OZ0JX -16 (x2)
10m
UTC dB Freq Message 134815 -13 1143 JS6TWW A60PC/5 -01
20m
UTC dB Freq Message 211515 -3 2915 JS6TWW SV1QVA 73 211545 -4 1593 JS6TWW CT1FIU IN50 (x2) 211930 -4 1735 CQ JS6TWW PL55 a1 212015 -8 1476 JS6TWW DL8RWO R+01 212045 -19 1734 JS6TWW 4X5DK KM71 074345 -18 891 JS6TWW TI5RR -09 (x9)
160m
UTC dB Freq Message 192130 +11 2125 JS6TWW RA3DA -12 (x2) 192230 -7 1396 JS6TWW UA3ZUX KO90 (x3)