JA4YT — FT8 station from Japan
Amateur radio station JA4YT operating from Japan. 51 FT8 spots received at SO8OO WebSDR, 7 CQ calls, active on 40m, 20m, over 11 days, best SNR +24 dB. Heard between 2026-04-23 and 2026-06-12.
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Overview
51
Total spots
7
CQ calls
11
Days active
-4 dB
Avg SNR
Bands
20m
40m
First seen: 2026-04-23
Last seen: 2026-06-12 23:55 UTC
Last seen: 2026-06-12 23:55 UTC
Frequent QSO partners observed at SO8OO
Stations JA4YT worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JA4YT | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-11 21:46 | 20m | -8 / - | BH4HGH | -22 / - | 3 | ✓ Verified |
| 06-11 21:41 | 20m | -17 / - | BH4HGH | - / - | 2 | Partial |
| 06-11 21:38 | 20m | - / -16 | OK1FWG | -12 / - | 2 | ✓ Confirmed |
| 06-11 21:36 | 20m | - / -19 | IK2EST | -15 / - | 2 | Partial |
| 06-09 21:21 | 20m | - / -12 | SP6AXW | -12 / - | 2 | Partial |
| 06-05 21:43 | 20m | -2 / -8 | BG7BMG | -13 / -6 | 4 | ✓ Complete |
| 06-05 21:35 | 20m | - / -13 | <...> | -18 / - | 2 | Partial |
| 05-25 21:14 | 20m | -8 / - | EA5OM | - / -15 | 3 | ✓ Confirmed |
| 05-25 21:13 | 20m | -20 / -26 | BG4OOO | -16 / - | 2 | ✓ Verified |
| 05-25 21:10 | 20m | - / -18 | SP3HUU | -11 / - | 2 | ✓ Confirmed |
| 05-25 21:07 | 20m | - / -11 | HA3KZ | -12 / - | 3 | ✓ Confirmed |
| 05-22 21:28 | 20m | 0 / - | E79KO | - / - | 2 | Partial |
| 05-22 21:26 | 20m | +3 / - | IU0TPA | - / -12 | 6 | ✓ Confirmed |
| 05-22 21:24 | 20m | - / -10 | VR2VAZ | -16 / - | 2 | Partial |
| 05-22 21:20 | 20m | +1 / - | F5RRS | - / - | 3 | ✓ Confirmed |
| 05-22 21:20 | 20m | 0 / - | IW1FRD | - / - | 2 | Partial |
| 05-22 21:19 | 20m | - / -12 | RA4FUT | -13 / - | 4 | ✓ Confirmed |
| 05-21 21:07 | 40m | +18 / - | OE8DDX | - / -17 | 3 | Partial |
| 05-18 21:46 | 20m | +8 / - | EA1A | - / -12 | 2 | ✓ Confirmed |
| 04-24 21:53 | 20m | +23 / - | YN7DS | - / -20 | 2 | Partial |
| 04-23 21:34 | 40m | -16 / - | DL3RL | - / -17 | 3 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 213200 -17 872 CQ DX JA4YT PM64 213300 -13 872 SP4MSY JA4YT R-10 213400 -14 872 IQ4JO JA4YT -08 213630 -15 883 IK2EST JA4YT -19 (x2) 213800 -15 620 CQ DX JA4YT PM64 213830 -11 620 OK1FWG JA4YT -16 (x2) 213945 -14 620 JA4YT SP6FME JO90 214145 -16 1435 JA4YT BH4HGH PM00 (x3) 214800 -22 1233 BH4HGH JA4YT RR73 214815 -12 2763 JA4YT BH4HGH 73 015545 -20 1884 JA4YT LY7T 73
40m
UTC dB Freq Message 213415 -18 1580 JA4YT DL3RL R-17 (x3) 213045 -10 563 JA4YT ZS1J -13 (x2) 210700 +16 2295 JA4YT OE8DDX -17 (x3)