JM3OCJ — FT8 station from Japan
Amateur radio station JM3OCJ operating from Japan. 57 FT8 spots received at SO8OO WebSDR, active on 80m, 20m, 10m, over 14 days, best SNR +16 dB. Heard between 2026-05-17 and 2026-07-23.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
57
Total spots
0
CQ calls
14
Days active
-0 dB
Avg SNR
Bands
80m
20m
10m
First seen: 2026-05-17
Last seen: 2026-07-23 19:57 UTC
Last seen: 2026-07-23 19:57 UTC
Frequent QSO partners observed at SO8OO
Stations JM3OCJ worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JM3OCJ | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 07-23 21:57 | 20m | +9 / - | EA5PG | - / -17 | 2 | Partial |
| 07-18 21:31 | 20m | - / - | OY1R | -13 / - | 2 | ✓ Confirmed |
| 07-18 20:58 | 20m | - / -13 | EA5JYL | -16 / - | 2 | ✓ Confirmed |
| 07-18 20:55 | 20m | 0 / -4 | IW9HPG | -17 / -9 | 3 | ✓ Complete |
| 07-18 20:46 | 20m | -3 / - | E77FN | - / -13 | 3 | ✓ Confirmed |
| 07-18 20:41 | 20m | -2 / - | F4LUK | - / -13 | 3 | ✓ Confirmed |
| 07-08 20:28 | 20m | - / -11 | SP0LPR | -15 / - | 2 | ✓ Confirmed |
| 07-08 20:26 | 20m | +3 / - | EB5AFK | -14 / -11 | 4 | ✓ Verified |
| 07-08 20:25 | 20m | - / -5 | SP9UPH | -14 / - | 2 | ✓ Confirmed |
| 07-08 20:22 | 20m | - / -17 | ON6AA | -16 / - | 3 | ✓ Confirmed |
| 07-08 20:18 | 20m | - / -4 | IH9YMC | -15 / - | 2 | Partial |
| 07-07 20:44 | 20m | -7 / - | DG6VC | - / - | 2 | Partial |
| 07-07 20:38 | 20m | -5 / - | EA8ACW | - / - | 3 | ✓ Confirmed |
| 06-21 21:06 | 20m | -4 / - | D4OL | -5 / - | 3 | ✓ Verified |
| 06-19 22:43 | 20m | - / - | D4OL | -1 / - | 2 | Partial |
| 06-19 22:28 | 20m | - / -18 | VA7RY | +4 / - | 2 | Partial |
| 06-19 22:25 | 20m | +2 / -5 | DF7EF | +5 / -3 | 6 | ✓ Complete |
| 06-19 22:23 | 20m | - / -12 | T77RN | +1 / - | 3 | Partial |
| 06-17 22:11 | 20m | -8 / - | EA1IOK | - / - | 4 | Partial |
| 06-17 22:09 | 20m | -1 / - | HB9JNM | -14 / - | 2 | ✓ Verified |
| 06-17 22:08 | 20m | - / - | D4OL | -4 / - | 2 | Partial |
| 06-17 21:54 | 20m | - / - | D4OL | -13 / - | 14 | Partial |
| 06-10 21:14 | 20m | - / -11 | EA3AYQ | -3 / - | 2 | Partial |
| 06-10 21:11 | 20m | +3 / -8 | SV9TLU | -3 / -12 | 8 | ✓ Complete |
| 06-06 20:55 | 20m | +11 / - | ON6AA | - / - | 3 | Partial |
| 06-06 20:55 | 20m | - / -16 | SM7OYP | +2 / - | 2 | ✓ Confirmed |
| 06-06 20:54 | 20m | -2 / -13 | IK1RQX | -2 / - | 2 | Partial |
| 06-06 20:51 | 20m | - / - | <...> | +1 / - | 4 | Partial |
| 06-06 20:50 | 20m | +11 / - | ON6AA | - / - | 3 | Partial |
| 06-01 09:01 | 20m | +4 / - | ON6AA | - / - | 2 | Partial |
| 05-27 20:26 | 20m | - / - | ZD8KX | -9 / - | 11 | Partial |
| 05-26 20:51 | 20m | - / - | ZD8KX | -13 / - | 2 | Partial |
| 05-21 21:27 | 20m | - / -8 | OE3UKW | +14 / - | 2 | ✓ Confirmed |
| 05-21 21:24 | 20m | - / - | <...> | +4 / - | 5 | Partial |
| 05-21 21:07 | 20m | -12 / -7 | SV1HFE | -8 / -7 | 2 | Partial |
| 05-21 21:05 | 20m | - / -12 | 4O7CC | -7 / - | 2 | ✓ Confirmed |
| 05-19 22:16 | 20m | -12 / - | DL3MIB | - / - | 2 | ✓ Confirmed |
| 05-19 22:16 | 20m | -6 / - | F5RRS | - / -14 | 6 | ✓ Confirmed |
| 05-17 20:36 | 80m | 0 / - | 4L3YL | - / - | 2 | Partial |
| 05-09 21:58 | 20m | - / - | A92AE | +6 / - | 8 | Partial |
| 05-09 21:53 | 20m | - / - | A92AE | -12 / - | 3 | Partial |
Station Log
20m
UTC dB Freq Message 204600 -6 1437 JM3OCJ E77FN JN93 (x2) 204700 -16 1228 JM3OCJ F4BJN JN25 204700 -3 1437 JM3OCJ E77FN 73 205245 -18 1227 EB3DIM JM3OCJ R-18 205545 -17 1227 IW9HPG JM3OCJ -04 205600 +0 1051 JM3OCJ IW9HPG R-09 (x2) 205715 -19 1227 EA5FQ JM3OCJ RR73 205845 -15 1227 EA5JYL JM3OCJ -13 (x2) 213145 -14 2524 OY1R JM3OCJ PM74 (x2) 215715 +8 2600 JM3OCJ EA5PG -17 (x2)
10m
UTC dB Freq Message 100830 +11 2890 JM3OCJ 5H1KB -16 180045 +10 2765 JM3OCJ II2MPP JN45
80m
UTC dB Freq Message 203600 -1 2859 JM3OCJ 4L3YL LN21 (x2)