JA5SLV — FT8 station from Japan

Japan Grid: PM00

Amateur radio station JA5SLV operating from Japan (grid square PM00). 85 FT8 spots received at SO8OO WebSDR, 14 CQ calls, active on 20m, over 19 days, best SNR +28 dB. Heard between 2026-04-21 and 2026-06-07.

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Overview

85
Total spots
14
CQ calls
19
Days active
-2 dB
Avg SNR

Bands

20m
First seen: 2026-04-21
Last seen: 2026-06-07 14:29 UTC

Frequent QSO partners observed at SO8OO

Stations JA5SLV worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJA5SLVPartnerPartner SNRMsgs
06-06 20:46 20m - / -14 IW5ALZ -12 / - 2 Partial
06-06 20:40 20m -4 / - ON4VMA -9 / -9 5 ✓ Verified
06-06 20:38 20m -2 / - F4FCE - / - 2 Partial
06-06 20:35 20m +10 / -2 RC6OG -10 / - 4 ✓ Verified
06-06 20:30 20m - / -13 W7GES -8 / - 3 Partial
06-06 20:26 20m +25 / -6 UT5MD -6 / - 6 Partial
06-05 17:05 20m -5 / - BH4HGH - / +5 3 ✓ Confirmed
06-03 17:12 20m -17 / - SQ6PLE - / -16 4 ✓ Confirmed
06-03 16:52 20m -8 / - DM3AZ - / -12 2 ✓ Confirmed
06-02 17:45 20m +6 / - SV1QEZ - / -17 4 ✓ Confirmed
05-31 17:17 20m - / -21 OH8MXJ -1 / - 5 Partial
05-31 17:08 20m - / - SP9LS -6 / - 2 Partial
05-31 16:57 20m +9 / - F1THK -7 / -16 5 ✓ Verified
05-23 17:08 20m - / - SP2SGZ -14 / - 2 ✓ Confirmed
05-16 16:57 20m - / -16 DS3RCD -3 / - 3 ✓ Confirmed
05-16 16:53 20m - / - F8FUA -14 / - 3 Partial
05-16 16:51 20m -13 / -9 BG4OOO -6 / - 3 ✓ Verified
05-16 16:48 20m - / -16 DC3PH -6 / - 3 ✓ Confirmed
05-16 16:46 20m - / -17 DL5KSS -8 / - 2 ✓ Confirmed
05-04 17:05 20m - / -16 SP9ODY -7 / - 3 ✓ Confirmed
05-04 16:54 20m +7 / - R6DJR - / -14 5 Partial
05-01 16:31 20m -12 / - CT2IPM - / - 2 Partial
04-29 20:19 20m - / - EA3GZR -20 / - 3 Partial
04-29 19:09 20m -6 / - F4LER - / -22 5 ✓ Confirmed
04-29 18:59 20m - / - IU4UWH -16 / - 2 ✓ Confirmed
04-29 18:51 20m +10 / -6 SV9TLU -14 / -24 4 ✓ Complete
04-29 18:35 20m -6 / - F1HSY - / -9 3 ✓ Confirmed
04-29 18:22 20m 0 / - SV0TPN - / -7 2 ✓ Confirmed
04-24 17:11 20m +5 / - RV9WJP - / -8 4 Partial
04-24 17:06 20m - / -15 OE3LOA -10 / - 3 ✓ Confirmed
04-24 17:02 20m - / - DL6NDN -14 / - 2 Partial
04-23 05:57 20m -11 / - HC5F - / -16 5 Partial
04-22 17:21 20m - / -12 PD1ADA -17 / - 2 ✓ Confirmed
04-22 16:55 20m -4 / - EA1CQ - / -19 3 ✓ Confirmed
04-21 17:14 20m -8 / - F4VVJ - / - 2 Partial

Station Log

20m 
UTC    dB  Freq  Message
203615 -12 2952  RC6OG JA5SLV RR73
203630 +15 2952  JA5SLV RC6OG 73
203830  -4 2951  JA5SLV F4FCE JN06 (x2)
204030  -2 2951  JA5SLV ON4VMA JO11 (x2)
204115  -9 2952  ON4VMA JA5SLV RR73 (x3)
204245 -10 2952  CQ JA5SLV PM74                        a1 (x2)
204500  -7 2952  ON5MX JA5SLV PM74
204615 -11 2951  IW5ALZ JA5SLV -14 (x2)
162930 -17 2209  JA5SLV BG5BNW PM00

SNR History by Band