JA0RCK — FT8 station from Japan
Amateur radio station JA0RCK operating from Japan. 73 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, over 13 days, best SNR +23 dB. Heard between 2026-04-24 and 2026-05-14.
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Overview
73
Total spots
0
CQ calls
13
Days active
-2 dB
Avg SNR
Bands
20m
40m
First seen: 2026-04-24
Last seen: 2026-05-14 09:11 UTC
Last seen: 2026-05-14 09:11 UTC
Frequent QSO partners observed at SO8OO
Stations JA0RCK worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JA0RCK | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-14 11:11 | 20m | -14 / - | 5P5FOX | - / -8 | 2 | ✓ Confirmed |
| 05-14 11:09 | 20m | -16 / - | LA1PHA | - / +2 | 2 | ✓ Confirmed |
| 05-13 21:16 | 20m | - / - | PD2HVT | -8 / - | 2 | Partial |
| 05-12 21:04 | 20m | +1 / -7 | CT7AUT | -10 / +1 | 4 | ✓ Complete |
| 05-12 21:00 | 20m | - / -14 | IK5FCH | -8 / - | 3 | ✓ Confirmed |
| 05-12 20:55 | 20m | -5 / - | G4XWR | - / -11 | 9 | Partial |
| 05-11 20:50 | 20m | -14 / - | EA7EZ | - / -19 | 2 | ✓ Confirmed |
| 05-10 11:33 | 20m | -4 / - | SM7HPK | - / -12 | 3 | ✓ Confirmed |
| 05-10 08:41 | 20m | -24 / - | SA3SHN | - / -5 | 2 | ✓ Confirmed |
| 05-10 08:31 | 20m | +14 / - | <...> | - / -12 | 4 | Partial |
| 05-10 08:25 | 20m | +12 / - | <...> | - / -16 | 3 | Partial |
| 05-09 10:51 | 20m | -8 / -6 | WK2M | +25 / - | 3 | ✓ Verified |
| 05-08 20:52 | 20m | - / - | AO1RKB | -13 / - | 3 | Partial |
| 05-04 21:41 | 20m | -10 / - | A65BN | - / - | 2 | Partial |
| 05-03 20:15 | 40m | -10 / - | <...> | - / -22 | 2 | Partial |
| 04-29 20:34 | 20m | +8 / - | SV9TLU | - / - | 2 | ✓ Confirmed |
| 04-29 20:02 | 20m | - / -10 | YO2MD | -8 / - | 2 | ✓ Confirmed |
| 04-29 19:52 | 40m | -4 / - | IZ0JSE | - / - | 12 | Partial |
| 04-29 19:50 | 40m | +10 / - | 9A1CCB | - / -13 | 3 | ✓ Confirmed |
| 04-28 10:24 | 20m | -12 / - | BG0BBB | - / -15 | 3 | Partial |
| 04-27 04:49 | 20m | -4 / - | HK3YL | - / -7 | 2 | ✓ Confirmed |
| 04-26 21:06 | 20m | - / -20 | N3FCP | -7 / - | 2 | ✓ Confirmed |
| 04-26 21:05 | 20m | - / - | G4XWR | -2 / - | 2 | Partial |
| 04-26 21:04 | 20m | - / - | NE7MP | -2 / - | 2 | Partial |
| 04-26 21:00 | 20m | - / - | KC2RAI | -10 / - | 2 | Partial |
| 04-26 20:58 | 20m | - / -20 | W7DVN | -8 / - | 5 | ✓ Confirmed |
| 04-25 12:01 | 20m | +16 / - | ON6AA | - / -12 | 4 | ✓ Confirmed |
| 04-25 11:57 | 20m | +22 / - | ON6AA | - / - | 2 | Partial |
| 04-24 21:42 | 20m | -9 / - | SP4MSY | - / -15 | 2 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 210115 -9 432 IK5FCH JA0RCK R-14 (x2) 210400 +3 1759 JA0RCK CT7AUT IM67 210415 -11 432 CT7AUT JA0RCK -07 210430 -1 1759 JA0RCK CT7AUT R+01 210445 -8 432 CT7AUT JA0RCK RR73 210545 -8 432 RO5K JA0RCK RR73 210915 -11 432 US5HL JA0RCK RR73 211345 -17 1218 A92AE JA0RCK 73 211630 -7 375 PD2HVT JA0RCK PM97 (x2) 110915 -16 2418 JA0RCK LA1PHA +02 (x2) 111115 -13 2742 JA0RCK 5P5FOX -08 (x2)
40m
UTC dB Freq Message 195130 +10 899 JA0RCK 9A1CCB RR73 195230 -2 1539 JA0RCK IZ0JSE JN61 (x12) 201500 -11 2216 JA0RCK <...> -22 (x2)