S51DD — FT8 station from Slovenia
Amateur radio station S51DD operating from Slovenia. 1,627 FT8 spots received at SO8OO WebSDR, 920 CQ calls, active on 40m, 20m, 10m, over 56 days, best SNR +21 dB. Heard between 2026-04-26 and 2026-07-25.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
1,627
Total spots
920
CQ calls
56
Days active
-6 dB
Avg SNR
Bands
20m
40m
10m
First seen: 2026-04-26
Last seen: 2026-07-25 06:42 UTC
Last seen: 2026-07-25 06:42 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
| Time | Band | S51DD | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 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 |
| 07-20 19:04 | 40m | - / -15 | JF0CSK | -14 / - | 2 | Partial |
| 07-20 19:01 | 40m | - / -8 | <...> | -10 / - | 3 | Partial |
| 07-20 18:59 | 40m | - / -1 | DB5HA | -10 / - | 2 | ✓ Confirmed |
| 07-20 18:56 | 40m | - / -12 | JA0LFV | -10 / - | 3 | ✓ Confirmed |
| 07-20 18:53 | 40m | - / - | VK4DAD | -8 / - | 3 | Partial |
| 07-20 18:52 | 40m | -15 / +9 | SN1A | -7 / -3 | 4 | ✓ Complete |
| 07-20 18:17 | 40m | - / - | HL5BPF | -13 / - | 6 | Partial |
| 07-20 18:15 | 40m | -4 / - | RA6ZD | -17 / -5 | 3 | ✓ Verified |
Station Log
10m
UTC dB Freq Message 090815 -14 2223 PD0GIP S51DD R-17 (x3) 090945 -13 2157 CQ S51DD JN76 091045 -18 2161 SP2DPK S51DD RR73 091115 -14 2165 CQ S51DD JN76 (x4) 091600 -22 1832 S51DD IW2ENA JN45 083100 -19 1450 S51DD RG6S R-03 (x2) 083600 -7 2687 S51DD F1PBZ -18 (x2) 084230 -15 1217 S51DD M0IOY 73
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