JA6RCH — FT8 station from Japan

Japan Grid: LN05

Amateur radio station JA6RCH operating from Japan (grid square LN05). 65 FT8 spots received at SO8OO WebSDR, active on 40m, 10m, over 16 days, best SNR +15 dB. Heard between 2026-04-21 and 2026-06-28.

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

Overview

65
Total spots
0
CQ calls
16
Days active
-8 dB
Avg SNR

Bands

40m 10m
First seen: 2026-04-21
Last seen: 2026-06-28 07:22 UTC

Frequent QSO partners observed at SO8OO

Stations JA6RCH worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJA6RCHPartnerPartner SNRMsgs
06-28 09:22 10m -7 / - R6FMK - / - 2 Partial
06-10 19:50 40m +8 / - IR5RTSE - / -14 2 Partial
06-10 19:38 40m -12 / - RM3ZK - / -12 7 ✓ Confirmed
06-09 21:51 40m -8 / - 9X5KM - / -15 2 Partial
06-05 09:48 10m -2 / - C91RU - / -5 3 Partial
06-03 21:05 40m -20 / - UN8DSW - / -18 2 ✓ Confirmed
05-27 08:52 10m -2 / - UN0GY - / -13 2 ✓ Confirmed
04-29 20:09 40m -6 / - RK4FAJ - / - 2 Partial
04-26 08:43 10m -8 / - JY5IB - / -9 2 ✓ Confirmed
04-21 21:00 40m - / +1 PP5BK -10 / - 2 Partial
04-21 20:55 40m -9 / -15 PD7BDN -6 / - 20 Partial
04-21 20:52 40m +7 / - OE7UU - / -6 2 ✓ Confirmed
04-21 20:40 40m -15 / -15 PD7BDN -8 / -13 14 ✓ Complete

Station Log

10m 
UTC    dB  Freq  Message
084315  -7 1665  JA6RCH JY5IB R-09 (x2)
084345 -13 2479  JA6RCH IQ4JO JN63
085215  -1 2718  JA6RCH UN0GY -13 (x2)
123115  -6  906  JA6RCH A61CK RR73
094800  -3  384  JA6RCH C91RU -05 (x3)
145330 -13  785  JA6RCH 9X5KM -03
083930  -7 1729  JA6RCH A60PC/14 -08
071300  -3  821  JA6RCH A71AT -22
092215  -8  826  JA6RCH R6FMK LN05 (x2)
40m 
UTC    dB  Freq  Message
210500 -20 2055  JA6RCH UN8DSW -18 (x2)
215130 -10  775  JA6RCH 9X5KM -15 (x2)
193845 -13 2613  JA6RCH RM3ZK KO80 (x7)
194345  -9 2209  JA6RCH RM3TO RR73
194915  -7 1457  JA6RCH <...> -14
195045  +8 1458  JA6RCH IR5RTSE -14 (x2)

SNR History by Band