JA1GRM — FT8 station from Japan
Amateur radio station JA1GRM operating from Japan (grid square JN86). 31 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 6 days, best SNR +21 dB. Heard between 2026-04-26 and 2026-06-04.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
31
Total spots
0
CQ calls
6
Days active
-4 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-26
Last seen: 2026-06-04 16:35 UTC
Last seen: 2026-06-04 16:35 UTC
Frequent QSO partners observed at SO8OO
Stations JA1GRM worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JA1GRM | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-04 16:16 | 20m | - / - | A92AE | +1 / - | 3 | ✓ Confirmed |
| 06-04 16:14 | 20m | - / - | ZS6OB | +1 / - | 3 | Partial |
| 06-04 16:13 | 20m | - / - | 7Z1BF | -6 / - | 2 | Partial |
| 06-04 16:12 | 20m | - / - | OH8JJ | -8 / - | 2 | Partial |
| 06-04 16:07 | 20m | -15 / - | PD1ADA | - / - | 3 | Partial |
| 06-04 16:07 | 20m | -9 / -18 | R8CGE | -8 / -6 | 5 | ✓ Complete |
| 06-04 16:06 | 20m | - / -13 | SP8HKI | -10 / - | 2 | ✓ Confirmed |
| 06-04 16:04 | 20m | -18 / -16 | IZ2OAR | -14 / -8 | 2 | Partial |
| 06-04 16:02 | 20m | - / -8 | OE4EIE | -11 / - | 3 | ✓ Confirmed |
| 06-04 16:01 | 20m | -10 / - | EA1CQ | - / - | 2 | Partial |
| 06-04 15:58 | 20m | -8 / - | EA1CQ | - / - | 2 | Partial |
| 06-04 15:57 | 20m | - / -13 | BH8VRO | -1 / - | 2 | ✓ Confirmed |
| 06-04 15:57 | 20m | +1 / -14 | R4FDW | -4 / -7 | 9 | ✓ Complete |
| 06-04 15:56 | 20m | - / -18 | BG7ZHS | -1 / - | 2 | ✓ Confirmed |
| 06-01 14:53 | 10m | 0 / - | 7Q9PTP | - / -2 | 2 | ✓ Confirmed |
| 06-01 13:53 | 20m | - / - | A61CK | -4 / - | 3 | Partial |
| 05-24 09:25 | 10m | -14 / - | FR4AW | - / +5 | 2 | ✓ Confirmed |
| 05-12 10:18 | 20m | +18 / - | ON6AA | - / -8 | 3 | ✓ Confirmed |
| 05-10 13:18 | 20m | - / - | 6K5ERM | -8 / - | 2 | Partial |
| 05-03 14:14 | 20m | - / - | BG0KM | -10 / - | 2 | Partial |
Station Log
10m
UTC dB Freq Message 114630 -15 1508 JA1GRM <...> -11 092545 -14 1329 JA1GRM FR4AW +05 (x2) 145330 -1 2058 JA1GRM 7Q9PTP -02 (x2) 145715 -16 1572 JA1GRM 7Z1GC RR73 114815 -22 2243 JA1GRM 7Z1IS +00
80m
UTC dB Freq Message 183500 +12 1412 JA1GRM 9A4ZM JN86
20m
UTC dB Freq Message 160915 -6 2656 JA1GRM R8CGE 73 160915 -17 2033 JA1GRM PD1ADA JO21 (x2) 161100 -7 1368 TA3D JA1GRM 73 161200 -8 1368 OH8JJ JA1GRM PM95 (x2) 161330 -4 1310 7Z1BF JA1GRM PM95 (x2) 161430 +1 2880 ZS6OB JA1GRM PM95 (x3) 161630 +3 2947 A92AE JA1GRM PM95 (x3) 161945 +3 1764 JA1GRM GB6DD -14
40m
UTC dB Freq Message 164800 +1 1106 JA1GRM LY100RADIO -18