JF2UPM — FT8 station from Japan
Amateur radio station JF2UPM operating from Japan. 104 FT8 spots received at SO8OO WebSDR, active on 160m, 80m, 40m, 20m, over 13 days, best SNR +20 dB. Heard between 2026-04-21 and 2026-06-25.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
104
Total spots
0
CQ calls
13
Days active
-3 dB
Avg SNR
Bands
80m
20m
40m
160m
First seen: 2026-04-21
Last seen: 2026-06-25 19:23 UTC
Last seen: 2026-06-25 19:23 UTC
Frequent QSO partners observed at SO8OO
Stations JF2UPM worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JF2UPM | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-25 21:22 | 20m | -2 / - | IQ5AAR | - / -9 | 3 | ✓ Confirmed |
| 06-25 21:18 | 20m | -8 / - | EC5M | - / -12 | 2 | ✓ Confirmed |
| 06-25 21:13 | 20m | -5 / - | UT3RO | - / - | 3 | Partial |
| 06-25 21:11 | 20m | -2 / - | EA5BYS | - / -2 | 4 | ✓ Confirmed |
| 06-25 21:11 | 20m | -8 / - | EA7BD | - / -16 | 6 | ✓ Confirmed |
| 06-25 19:49 | 20m | -1 / - | F6GGA | - / -9 | 3 | ✓ Confirmed |
| 06-25 19:36 | 20m | -6 / - | F1SZC | - / - | 7 | Partial |
| 06-25 19:35 | 20m | -10 / -21 | CR7BUJ | -7 / -12 | 5 | ✓ Complete |
| 06-23 21:59 | 20m | +3 / - | 4L1FL | - / -12 | 2 | Partial |
| 06-23 21:57 | 20m | +4 / - | PY7XC | - / +2 | 2 | ✓ Confirmed |
| 06-08 17:46 | 40m | -2 / - | RQ7O | - / -11 | 4 | ✓ Confirmed |
| 06-08 17:43 | 40m | -16 / - | RA5AK | - / -11 | 2 | ✓ Confirmed |
| 06-08 17:42 | 40m | -2 / - | SV9ANC | - / -15 | 2 | ✓ Confirmed |
| 06-02 21:56 | 20m | 0 / - | 9J2FI | -10 / -11 | 3 | ✓ Verified |
| 06-02 21:52 | 20m | - / - | IQ0VT | -8 / - | 2 | Partial |
| 05-27 21:10 | 20m | - / - | A61CK | +2 / - | 3 | Partial |
| 05-27 21:04 | 20m | - / -13 | 9K2MP | +1 / - | 5 | Partial |
| 05-27 21:03 | 20m | - / - | GB9SOS | 0 / - | 2 | Partial |
| 05-27 21:01 | 20m | - / - | IK1RQX | +2 / - | 4 | Partial |
| 05-27 20:55 | 20m | -6 / -5 | A92AE | +2 / -24 | 7 | ✓ Complete |
| 05-27 20:51 | 20m | -6 / -22 | ZB2JK | -7 / -12 | 2 | Partial |
| 05-27 20:46 | 20m | - / -16 | F1HFP | -12 / - | 2 | ✓ Confirmed |
| 05-26 21:48 | 20m | +12 / -13 | EH100AG | -7 / -20 | 6 | Partial |
| 05-26 21:47 | 20m | - / - | <...> | -6 / - | 2 | Partial |
| 05-26 17:16 | 20m | +1 / - | R1QF | - / -12 | 2 | Partial |
| 05-26 17:01 | 20m | -11 / - | EA3EQS | - / -4 | 4 | ✓ Confirmed |
| 05-26 16:59 | 20m | -6 / - | G4CFS | - / - | 4 | Partial |
| 05-26 16:58 | 20m | +1 / - | F4LQJ | - / - | 3 | Partial |
| 05-09 22:30 | 20m | +14 / -17 | EA4IFI | -6 / -20 | 7 | ✓ Complete |
| 05-09 22:27 | 20m | - / -12 | ON8SGA | -6 / - | 2 | ✓ Confirmed |
| 05-09 22:25 | 20m | - / - | SV9TLU | -6 / - | 2 | Partial |
| 05-09 22:22 | 20m | - / -11 | GM3JIM | -8 / - | 2 | ✓ Confirmed |
| 05-05 19:23 | 160m | +4 / - | SP6CIK | - / -20 | 2 | Partial |
| 05-05 19:21 | 160m | -8 / - | SV8QG | - / - | 2 | Partial |
| 05-05 19:20 | 160m | +6 / - | YU1LD | - / - | 5 | Partial |
| 05-05 19:18 | 160m | 0 / - | DK1CO | - / -15 | 3 | ✓ Confirmed |
| 05-05 19:15 | 160m | -11 / - | UA4PPQ | - / -10 | 2 | ✓ Confirmed |
| 05-04 21:39 | 20m | +18 / - | EA5N | - / -14 | 2 | ✓ Confirmed |
| 04-22 19:29 | 80m | 0 / - | 4L3YL | - / - | 2 | Partial |
| 04-22 19:19 | 80m | -2 / - | SP2HNF | - / -19 | 2 | ✓ Confirmed |
| 04-22 19:11 | 80m | +11 / - | UA4FKT | - / -16 | 3 | ✓ Confirmed |
| 04-21 21:14 | 160m | -6 / - | UN0GY | - / -16 | 2 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 211215 +6 2811 JF2UPM EA5BYS R-02 211215 -9 1918 JF2UPM EA7BD IM77 211245 +5 2811 JF2UPM EA5BYS 73 211245 -4 1918 JF2UPM EA7BD IM77 (x3) 211345 -2 2643 JF2UPM UT3RO KO60 (x4) 211845 -7 2230 JF2UPM EC5M -12 (x2) 212245 -2 2905 JF2UPM IQ5AAR -09 (x3)
40m
UTC dB Freq Message 201900 -4 1142 JF2UPM R3XBS -14 174230 -2 2442 JF2UPM SV9ANC -15 (x2) 174330 -16 2197 JF2UPM RA5AK -11 174400 -19 1709 JF2UPM RM3G -08 174400 -15 2197 JF2UPM RA5AK RR73 174600 -14 603 JF2UPM RA1OD -12 174600 -3 2882 JF2UPM RQ7O KN98 174600 -11 2364 JF2UPM RC2DD KO85 174630 +1 2882 JF2UPM RQ7O KN98 (x3) 174830 -20 1711 JF2UPM RM3G -11
160m
UTC dB Freq Message 191230 -14 2013 JF2UPM UA4PPQ LO54 (x3) 191830 +4 1269 JF2UPM DK1CO -15 (x3) 192030 -2 1345 JF2UPM YU1LD KN04 192100 -8 2293 JF2UPM SV8QG KM39 192100 +1 1345 JF2UPM YU1LD KN04 192130 -8 2293 JF2UPM SV8QG KM39 192130 +4 1345 JF2UPM YU1LD KN04 (x2) 192300 +2 1981 JF2UPM SP6CIK -20 192330 +12 1345 JF2UPM YU1LD KN04 192330 +7 1981 JF2UPM SP6CIK -20
80m
UTC dB Freq Message 191100 +5 2762 JF2UPM UA4FKT LO23 (x3) 191930 +0 205 JF2UPM SP2HNF -19 (x2) 192900 +1 2679 JF2UPM 4L3YL LN21 (x2)