S51DD — FT8 station from Slovenia

Slovenia Grid: ?

Amateur radio station S51DD operating from Slovenia. 1,622 FT8 spots received at SO8OO WebSDR, 915 CQ calls, active on 40m, 20m, 10m, over 54 days, best SNR +21 dB. Heard between 2026-05-16 and 2026-08-14.

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

Overview

1,622
Total spots
915
CQ calls
54
Days active
-6 dB
Avg SNR

Bands

20m 40m 10m
First seen: 2026-05-16
Last seen: 2026-08-14 09:24 UTC

Frequent QSO partners observed at SO8OO

Stations S51DD worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandS51DDPartnerPartner SNRMsgs
08-14 11:23 10m -9 / - 7Z1XX - / +3 3 ✓ Confirmed
08-14 11:17 10m -14 / - IU6CWS - / -12 2 Partial
08-11 06:32 10m -16 / - F5THL - / - 2 Partial
08-09 18:40 10m -19 / - HB9CCM - / -8 3 ✓ Confirmed
08-09 18:06 10m -10 / - IV3APH - / -1 4 ✓ Confirmed
08-05 08:12 10m -4 / - R50RKZ - / +2 2 ✓ Confirmed
07-30 18:25 10m -18 / - OZ5AGJ - / -15 4 ✓ Confirmed
07-29 18:23 10m -8 / - SV8DCW - / +2 2 ✓ Confirmed
07-25 08:36 10m -7 / - F1PBZ - / -18 2 Partial
07-24 08:31 10m -18 / - RG6S - / -3 2 ✓ Confirmed
07-23 07:27 40m - / -13 OS4K -15 / - 3 Partial
07-23 07:24 40m - / -16 ON3JDK -16 / - 2 ✓ Confirmed
07-23 07:23 40m - / -11 EC3A -16 / - 2 ✓ Confirmed
07-22 10:51 20m - / - TF5B -5 / - 3 Partial
07-22 10:46 20m -23 / - CN2DX -3 / -16 2 Partial
07-22 09:06 10m - / -22 PD0GIP -17 / - 6 ✓ Confirmed
07-22 09:04 10m - / -5 DN9BT -17 / - 2 ✓ Confirmed
07-22 09:03 10m -18 / - DL3BH -18 / -18 4 ✓ Verified
07-22 09:01 10m - / -4 UR3QRP -14 / - 2 ✓ Confirmed
07-22 09:00 10m - / -15 DK3AE -7 / - 2 ✓ Confirmed
07-22 08:59 10m - / -10 DJ8TX/P -14 / - 2 ✓ Confirmed
07-22 08:57 10m - / -4 SM6FZO -14 / - 2 ✓ Confirmed
07-22 08:56 10m -23 / -5 SP8MO -16 / - 3 ✓ Verified
07-22 08:49 10m 0 / - UT1US -17 / - 2 Partial
07-22 08:45 10m - / -1 IU0PXM -14 / - 2 ✓ Confirmed
07-22 08:08 10m -4 / - DL8WEM - / - 3 ✓ Confirmed
07-22 07:51 40m - / -6 DL3BH -19 / - 2 ✓ Confirmed
07-22 07:48 40m - / +7 DK7JR -17 / - 2 ✓ Confirmed
07-22 07:38 40m - / -7 UA4FKT -23 / - 3 Partial
07-22 07:37 40m - / -3 SM6FZO -24 / - 2 ✓ Confirmed
07-22 07:32 40m - / -5 C31KC -22 / - 2 Partial
07-22 07:31 40m -18 / -2 DH3KR -22 / - 3 ✓ Verified
07-22 07:29 40m - / -11 PA7D -21 / - 2 ✓ Confirmed
07-21 14:07 10m -18 / - UB3BCT - / - 2 ✓ Confirmed
07-21 13:47 10m - / - TK5K -3 / - 4 Partial
07-21 13:45 10m - / - SV9MBH -6 / - 3 Partial
07-21 13:42 10m - / -6 HZ1KS -9 / - 6 ✓ Confirmed
07-20 19:55 40m - / - S21SDR -5 / - 3 Partial
07-20 19:54 40m -18 / - YT2FA -5 / - 2 ✓ Verified
07-20 19:50 40m - / - <...> -8 / - 2 Partial
07-20 19:47 40m - / -1 PD2BKB -9 / - 5 ✓ Confirmed
07-20 19:45 40m - / -15 8Z1IT -8 / - 2 Partial
07-20 19:42 40m - / -22 TJ1GD/P -12 / - 4 ✓ Confirmed
07-20 19:40 40m - / +3 DK0RST -10 / - 2 ✓ Confirmed
07-20 19:38 40m - / - <...> -8 / - 3 Partial
07-20 19:34 40m - / -7 UN8DSW -8 / - 6 ✓ Confirmed
07-20 19:32 40m - / -16 UN7BDZ -2 / - 5 ✓ Confirmed
07-20 19:27 40m - / - TJ1GD/P -8 / - 4 Partial
07-20 19:24 40m - / -18 VJ6X -10 / - 4 ✓ Confirmed
07-20 19:05 40m - / - HL5BPF -14 / - 2 Partial

Station Log

10m 
UTC    dB  Freq  Message
180600 -16 2194  S51DD IV3APH JN65 (x4)
184030 -18 1850  S51DD HB9CCM JN47 (x3)
062900 -15  917  S51DD IT9ORA +04
063230 -17 2248  S51DD F5THL JN03 (x2)
111730 -14 2322  S51DD IU6CWS JN72 (x2)
112300 -11 2336  S51DD 7Z1XX LL07 (x3)
40m 
UTC    dB  Freq  Message
075945 -17 1956  CQ S51DD JN76 (x3)
072345 -19 1960  EC3A S51DD R-11 (x2)
072445 -16 1959  ON3JDK S51DD -16
072615 -15 1959  DG6TOM S51DD RR73
072645 -16 1958  ON3JDK S51DD RR73
072715 -15 1958  CQ S51DD JN76
072745 -15 2028  OS4K S51DD R-13 (x3)
073115 -22 2027  F4AWT S51DD RR73
073315 -21 2027  CQ S51DD JN76 (x2)
20m 
UTC    dB  Freq  Message
104245  -3 2296  TA3ZGR S51DD JN76 (x5)
110230  +0 2826  S51DD F1PBZ -14
110430 -20 1593  S51DD 2E0FUM IO92
104445 -14 2158  YB1HR S51DD JN76
104645  -3 2159  CN2DX S51DD JN76
104830 -23 1779  S51DD CN2DX -16
105045  -4 1952  CN2DX S51DD JN76
105145  -4 1954  TF5B S51DD JN76 (x3)
105445  -3 2176  A41ZZ S51DD JN76

SNR History by Band