YC5SD — FT8 station from Indonesia
Amateur radio station YC5SD operating from Indonesia (grid square KP11). 224 FT8 spots received at SO8OO WebSDR, 2 CQ calls, active on 40m, 20m, 10m, over 20 days, best SNR +23 dB. Heard between 2026-04-21 and 2026-05-14.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
224
Total spots
2
CQ calls
20
Days active
-2 dB
Avg SNR
Bands
20m
40m
10m
First seen: 2026-04-21
Last seen: 2026-05-14 15:26 UTC
Last seen: 2026-05-14 15:26 UTC
Frequent QSO partners observed at SO8OO
Stations YC5SD worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | YC5SD | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-14 17:22 | 20m | +13 / - | UA6HBJ | - / - | 2 | Partial |
| 05-14 17:20 | 20m | +2 / - | F5NBQ | - / -8 | 2 | ✓ Confirmed |
| 05-14 17:20 | 20m | -2 / - | OH3KAV | - / - | 9 | Partial |
| 05-14 17:18 | 20m | -6 / - | R7DX | - / - | 2 | Partial |
| 05-14 17:17 | 20m | +5 / - | ON4IQ | - / -6 | 2 | ✓ Confirmed |
| 05-14 17:03 | 20m | -14 / - | SP8AJK | - / - | 4 | Partial |
| 05-14 17:03 | 20m | -4 / - | G3VCQ | - / -3 | 3 | Partial |
| 05-14 17:02 | 20m | +14 / - | IT9VCE | - / -7 | 2 | ✓ Confirmed |
| 05-14 17:01 | 20m | +2 / - | UA4FEN | - / -17 | 2 | Partial |
| 05-14 16:53 | 20m | -7 / - | IU8JLX | - / -11 | 2 | Partial |
| 05-14 16:20 | 20m | -17 / - | RC9WC | -20 / -14 | 3 | Partial |
| 05-14 16:17 | 20m | -11 / - | RZ1OA | -8 / -12 | 6 | Partial |
| 05-14 08:52 | 20m | -13 / - | CT1FIU | - / - | 3 | Partial |
| 05-14 08:50 | 20m | +10 / - | F4LQJ | - / -14 | 4 | ✓ Confirmed |
| 05-14 08:21 | 20m | -3 / - | HB9ACA | - / -11 | 2 | ✓ Confirmed |
| 05-14 06:57 | 10m | - / -15 | SQ2HL | -22 / - | 2 | ✓ Confirmed |
| 05-14 04:03 | 20m | -3 / - | A41DL | - / -17 | 3 | ✓ Confirmed |
| 05-13 10:38 | 10m | -14 / - | A41ZZ | - / -9 | 2 | Partial |
| 05-12 08:17 | 10m | -6 / - | BV2LA | - / -2 | 2 | ✓ Confirmed |
| 05-12 00:52 | 20m | - / - | YV6BXN | -20 / - | 2 | Partial |
| 05-12 00:48 | 20m | - / -15 | YC5NTP | -21 / - | 2 | ✓ Confirmed |
| 05-12 00:43 | 20m | -9 / - | YT2AAA | - / -16 | 2 | ✓ Confirmed |
| 05-11 22:02 | 20m | - / -14 | I5HLK | -20 / - | 3 | ✓ Confirmed |
| 05-11 21:53 | 20m | - / - | CT1AXS | -14 / - | 3 | Partial |
| 05-11 21:51 | 20m | - / -20 | PE9JAN | -14 / - | 2 | ✓ Confirmed |
| 05-11 21:45 | 20m | +13 / - | EA5ET | -17 / - | 7 | Partial |
| 05-11 21:41 | 20m | -9 / - | EA3IDY | - / -9 | 6 | ✓ Confirmed |
| 05-11 21:38 | 20m | - / - | ON5OC | -18 / - | 3 | ✓ Confirmed |
| 05-11 21:30 | 20m | +5 / - | EA2DP | - / - | 8 | ✓ Confirmed |
| 05-10 14:54 | 20m | +9 / - | IK8TPB | - / - | 2 | Partial |
| 05-09 18:29 | 20m | 0 / - | EA1CQ | - / - | 2 | Partial |
| 05-09 18:28 | 20m | - / -17 | LY1R | -9 / - | 2 | ✓ Confirmed |
| 05-09 17:16 | 20m | +6 / - | PI4DX | - / +7 | 2 | ✓ Confirmed |
| 05-08 16:58 | 20m | - / -18 | SV3AUW | -3 / - | 3 | ✓ Confirmed |
| 05-08 16:54 | 20m | +11 / -13 | EA6NB | -6 / -13 | 6 | ✓ Complete |
| 05-06 21:31 | 20m | -12 / - | EA3EQS | - / -14 | 2 | ✓ Confirmed |
| 05-06 21:30 | 20m | +5 / - | EA1IOK | - / - | 3 | Partial |
| 05-06 15:14 | 20m | +3 / - | UA4FKT | - / - | 3 | Partial |
| 05-05 13:20 | 20m | -5 / - | JR6EZE | - / +2 | 3 | ✓ Confirmed |
| 05-04 21:00 | 20m | -5 / - | F5PBG | - / - | 4 | Partial |
| 05-04 20:59 | 20m | -7 / - | EA3CSK | - / - | 6 | Partial |
| 05-04 20:24 | 20m | -21 / - | MW7GKT | - / - | 2 | Partial |
| 05-04 20:23 | 20m | -18 / - | PA2EW | - / - | 2 | Partial |
| 05-04 20:22 | 20m | -8 / - | M7IJS | - / - | 2 | Partial |
| 05-03 17:35 | 20m | -18 / - | EA4T | - / -4 | 2 | Partial |
| 05-02 22:11 | 20m | +14 / -12 | 9K2OW | -6 / -15 | 7 | ✓ Complete |
| 05-02 21:14 | 20m | -19 / - | SP7SQP | - / - | 2 | Partial |
| 05-02 21:12 | 20m | +11 / - | EA5RR | - / -8 | 2 | Partial |
| 05-02 21:11 | 20m | - / -18 | UX1AA | -4 / - | 3 | ✓ Confirmed |
| 05-02 20:53 | 40m | -1 / - | AU2M | -15 / -5 | 3 | ✓ Verified |
Station Log
20m
UTC dB Freq Message 172045 +2 1832 YC5SD OH3KAV KP11 172115 +6 2226 YC5SD F5NBQ RR73 172145 +1 1832 YC5SD OH3KAV KP11 172215 +18 568 YC5SD UA6HBJ LN04 172215 -6 2539 YC5SD YO4NT -11 172215 -6 1831 YC5SD OH3KAV KP11 172245 +8 567 YC5SD UA6HBJ LN04 172245 -14 1832 YC5SD OH3KAV KP11 (x2) 172345 -8 2479 YC5SD UW5EQM KN68 172345 -14 1072 YC5SD UX4LX KN89 172415 +2 1832 YC5SD OH3KAV KP11 (x4)
40m
UTC dB Freq Message 213800 +5 1995 YC5SD DF2GH JN68 (x2) 213930 +14 2494 YC5SD LZ1GC KN22 (x5) 215300 -9 1861 YC5SD TF4M HP85 (x3) 205315 -15 356 AU2M YC5SD OJ01 205400 -3 356 YC5SD AU2M -05 (x2) 173730 +20 2717 YC5SD RP81IFT -07 165030 +2 1772 YC5SD <...> -10
10m
UTC dB Freq Message 073615 -19 1250 JL1AJQ YC5SD OJ01 081745 -8 843 YC5SD BV2LA -02 (x2) 082415 -17 1039 SM5KNV YC5SD OJ01 103815 -15 928 YC5SD A41ZZ -09 (x2) 065200 -24 1557 JJ2EJA YC5SD R-26 065700 -20 1446 SQ2HL YC5SD R-15 (x2)