JR1USO — FT8 station from Japan
Amateur radio station JR1USO operating from Japan (grid square KM17). 65 FT8 spots received at SO8OO WebSDR, 4 CQ calls, active on 80m, 20m, 10m, over 7 days, best SNR +20 dB. Heard between 2026-05-03 and 2026-06-04.
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Overview
65
Total spots
4
CQ calls
7
Days active
+0 dB
Avg SNR
Bands
80m
20m
10m
First seen: 2026-05-03
Last seen: 2026-06-04 18:42 UTC
Last seen: 2026-06-04 18:42 UTC
Frequent QSO partners observed at SO8OO
Stations JR1USO worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JR1USO | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-04 20:55 | 20m | - / - | OJ0Z | -12 / - | 3 | Partial |
| 06-04 20:41 | 20m | -9 / - | SV1TSB | - / - | 2 | Partial |
| 06-04 20:36 | 20m | -9 / - | EA1CQ | - / - | 2 | Partial |
| 06-04 20:35 | 20m | +12 / - | M0DXR | -13 / -12 | 5 | ✓ Verified |
| 06-04 20:33 | 20m | -5 / - | BG2FYO | - / +2 | 3 | ✓ Confirmed |
| 06-04 20:31 | 20m | - / -1 | 9A1CCB | -10 / - | 5 | Partial |
| 06-04 20:28 | 20m | +2 / - | 9A2G | - / -2 | 2 | ✓ Confirmed |
| 06-04 20:27 | 20m | +13 / - | SV1TSB | - / - | 2 | Partial |
| 06-04 20:22 | 20m | -8 / - | JY5CG | - / -15 | 2 | ✓ Confirmed |
| 05-31 19:41 | 20m | - / -15 | EP2AES | -4 / - | 2 | ✓ Confirmed |
| 05-26 20:24 | 20m | - / -20 | A61CK | -14 / - | 2 | Partial |
| 05-26 20:15 | 20m | - / -12 | SP5LST | -8 / - | 2 | ✓ Confirmed |
| 05-26 20:13 | 20m | +4 / - | RZ4FWA | -9 / -9 | 5 | ✓ Verified |
| 05-26 20:06 | 20m | - / +3 | A61FJ | -12 / - | 6 | ✓ Confirmed |
| 05-26 20:02 | 20m | +14 / - | UA6YW | - / -8 | 2 | Partial |
| 05-26 20:00 | 20m | +9 / -10 | SY1DAL | -9 / - | 6 | ✓ Complete |
| 05-26 19:54 | 20m | - / -13 | IC8TEM | -10 / - | 2 | ✓ Confirmed |
| 05-26 19:53 | 20m | -10 / - | R5AV | -9 / -12 | 2 | ✓ Verified |
| 05-26 19:50 | 20m | -7 / +4 | UT5MD | -13 / - | 3 | Partial |
| 05-26 19:50 | 20m | - / -10 | UB6OCP | -10 / - | 2 | ✓ Confirmed |
| 05-26 19:45 | 20m | - / -9 | IZ4OUL | -9 / - | 2 | ✓ Confirmed |
| 05-24 20:29 | 20m | -10 / - | 7Z1IS | - / +5 | 2 | ✓ Confirmed |
| 05-24 20:26 | 20m | - / - | TA2EE | -8 / - | 2 | Partial |
| 05-24 20:24 | 20m | - / -19 | DF1OLS | -8 / - | 2 | ✓ Confirmed |
| 05-24 20:21 | 20m | - / -25 | I8OHQ | -8 / - | 2 | ✓ Confirmed |
| 05-24 20:20 | 20m | +7 / - | US5HL | -1 / -6 | 3 | ✓ Verified |
| 05-24 20:18 | 20m | +4 / - | LZ1AMA | -6 / -13 | 5 | ✓ Verified |
| 05-24 20:17 | 20m | +12 / -8 | SV5BYP | -9 / -2 | 4 | ✓ Complete |
| 05-24 20:13 | 20m | -5 / - | <...> | -9 / -6 | 2 | Partial |
| 05-24 20:13 | 20m | +17 / - | ON6AA | -11 / -16 | 6 | ✓ Verified |
| 05-24 20:05 | 20m | - / - | YO7LMU | -12 / - | 3 | Partial |
| 05-24 19:59 | 20m | -13 / -18 | SV4RRK | -8 / -11 | 6 | Partial |
| 05-15 21:44 | 80m | +8 / - | F5RRS | - / - | 2 | Partial |
| 05-13 20:23 | 20m | +2 / - | IZ2JPN | - / - | 3 | Partial |
| 05-03 07:06 | 10m | -18 / - | VU2KPH | - / -14 | 2 | ✓ Confirmed |
| 05-03 06:37 | 10m | -10 / - | 9K2MP | - / -10 | 3 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 203445 -6 1924 JR1USO BG2FYO 73 203500 -11 2419 M0DXR JR1USO PM95 (x2) 203615 -10 2419 JR1USO EA1CQ IN83 203615 +13 1752 JR1USO M0DXR -12 203645 -8 2419 JR1USO EA1CQ IN83 203645 +12 1752 JR1USO M0DXR RR73 203700 -15 2419 M0DXR JR1USO 73 203830 -13 2419 HA1ICE JR1USO RR73 204145 -7 1568 JR1USO SV1TSB KM17 (x2) 204415 -15 2420 OJ0Z JR1USO PM95 (x4)
80m
UTC dB Freq Message 214400 -4 512 <JR1USO> EH90ALL 73 214400 +8 1705 JR1USO F5RRS JN36 (x2)
10m
UTC dB Freq Message 063700 -12 1096 JR1USO 9K2MP -10 (x3) 070330 -20 1340 JR1USO RR73; R0LGR <...> -20 070630 -15 1591 JR1USO VU2KPH -14 (x2)