JF1UVJ — FT8 station from Japan

Japan Grid: JO93

Amateur radio station JF1UVJ operating from Japan (grid square JO93). 558 FT8 spots received at SO8OO WebSDR, 170 CQ calls, active on 80m, 40m, 20m, 10m, over 37 days, best SNR +28 dB. Heard between 2026-04-22 and 2026-06-08.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

558
Total spots
170
CQ calls
37
Days active
-2 dB
Avg SNR

Bands

80m 20m 40m 10m
First seen: 2026-04-22
Last seen: 2026-06-08 20:07 UTC

Frequent QSO partners observed at SO8OO

Stations JF1UVJ worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJF1UVJPartnerPartner SNRMsgs
06-08 22:05 20m -13 / - SP2EWQ - / - 2 Partial
06-08 22:04 20m -8 / - DF8NY - / - 2 Partial
06-08 21:56 20m -10 / -4 BD6KDP +6 / - 4 ✓ Complete
06-08 21:52 20m - / -16 RN3PD +2 / - 2 ✓ Confirmed
06-08 21:46 20m - / -15 SP5LST +4 / - 4 ✓ Confirmed
06-08 21:44 20m - / - OE6VCG +5 / - 2 Partial
06-08 21:43 20m -11 / -1 BG2FYO +5 / -3 5 ✓ Complete
06-08 21:42 20m -9 / -16 SV1EAG +8 / -1 4 ✓ Complete
06-08 21:29 20m - / -15 UA4AOC +4 / - 2 ✓ Confirmed
06-08 21:28 20m - / - EA3GIW +6 / - 2 Partial
06-08 21:26 20m - / -6 IQ7PU +6 / - 3 ✓ Confirmed
06-08 21:24 20m - / - EA3GIW +6 / - 2 Partial
06-08 21:23 20m -10 / -12 YO4NF +5 / - 4 ✓ Verified
06-08 21:19 20m - / -21 IK8IOI -4 / - 3 ✓ Confirmed
06-08 21:17 20m - / - RM3DA -2 / - 2 Partial
06-08 21:13 20m - / -10 <...> -1 / - 2 Partial
06-08 21:12 20m 0 / - EA5ASQ -9 / -10 4 ✓ Verified
06-08 10:07 10m -18 / - A61OK - / -4 2 ✓ Confirmed
06-07 22:23 20m +2 / - RC1C - / -20 4 ✓ Confirmed
06-07 22:19 20m - / -24 WC5ITM/R -7 / - 2 Partial
06-07 22:12 20m - / -19 UZ5CA -4 / - 3 ✓ Confirmed
06-07 22:09 20m - / - YB9FAO -8 / - 4 ✓ Confirmed
06-07 22:04 20m - / -20 SV1EAG -5 / - 4 ✓ Confirmed
06-07 22:00 20m -11 / - HB9TIH - / - 5 Partial
06-07 21:55 20m - / -8 UA0LQE -4 / - 2 ✓ Confirmed
06-07 21:53 20m -11 / -6 BH4GUO -4 / -3 4 ✓ Complete
06-07 21:50 20m - / -18 R0SCI -8 / - 3 ✓ Confirmed
06-07 21:48 20m - / -12 KI7SKT -4 / - 3 ✓ Confirmed
06-07 21:45 20m - / -23 EA8CDG -3 / - 5 Partial
06-07 21:42 20m +5 / - DK1MCS - / - 6 Partial
06-07 21:40 20m +8 / - EA3IDY - / -10 4 ✓ Confirmed
06-07 21:33 20m - / -12 BG5DMC -12 / - 2 ✓ Confirmed
06-07 21:33 20m +2 / - DK1MCS - / - 2 Partial
06-07 21:31 20m +10 / - TA4INO - / -8 2 ✓ Confirmed
06-07 21:15 20m -3 / - F5RRS -8 / - 2 ✓ Verified
06-05 22:09 20m +2 / - BH1LKO - / +3 2 ✓ Confirmed
06-05 22:06 20m -8 / - PA3GDL - / - 4 Partial
06-05 22:01 20m 0 / +1 BH4HGH -8 / - 3 Partial
06-05 21:59 20m - / +1 UA0LQE -7 / - 2 ✓ Confirmed
06-05 21:33 20m +6 / - 7Z1CB -3 / -15 4 Partial
06-05 21:27 20m - / -14 VU3OSA -5 / - 3 ✓ Confirmed
06-05 21:21 20m - / - HG0NPJ -2 / - 2 ✓ Confirmed
06-04 21:48 20m - / - UA9UCT -7 / - 11 Partial
06-04 21:42 20m -5 / - DD5GG - / - 5 Partial
06-04 21:37 20m -13 / - RA5BQ - / -22 3 ✓ Confirmed
06-04 21:35 20m -6 / - E77TH - / -24 2 ✓ Confirmed
06-04 21:31 20m - / -17 BD4VNB -6 / - 2 ✓ Confirmed
06-04 21:28 20m -9 / -24 IV3JBR -6 / - 5 ✓ Verified
06-04 12:52 10m +12 / - 7Z1IS - / -10 10 Partial
06-03 22:26 20m +2 / -15 EA3EUX -6 / -4 6 ✓ Complete

Station Log

20m 
UTC    dB  Freq  Message
220015 +10 2962  CQ JF1UVJ PM95 (x6)
220300 -15 2963  JF1UVJ SP2EWQ JO93
220315  +2 2962  CQ JF1UVJ PM95 (x3)
220430  -9 2767  JF1UVJ DF8NY JN59
220445  +1 2962  CQ JF1UVJ PM95
220500  -7 2767  JF1UVJ DF8NY JN59
220530 -13 2962  JF1UVJ SP2EWQ JO93 (x2)
10m 
UTC    dB  Freq  Message
125245 +16 1985  JF1UVJ 7Z1IS -10 (x10)
100715 -15 1131  JF1UVJ A61OK -04 (x3)
80m 
UTC    dB  Freq  Message
201630  -4 2850  JF1UVJ 4L3YL -15 (x2)
210800  +0 1939  JF1UVJ DL7UKA JO50 (x10)
40m 
UTC    dB  Freq  Message
202830  +7 1480  JF1UVJ HB9GWX -22 (x4)
203030  +8  554  JF1UVJ YO4DW KN34
203100 +10 1480  JF1UVJ HB9GWX -22
203100  +7  554  JF1UVJ YO4DW KN34
203130  +5 1480  JF1UVJ HB9GWX -22 (x5)
203815 -10  288  JF1UVJ R6UBF R-02 (x2)
195245 +16  721  JF1UVJ EA7ST RR73

SNR History by Band