YC1SDZ — FT8 station from Indonesia
Amateur radio station YC1SDZ operating from Indonesia (grid square JN72). 186 FT8 spots received at SO8OO WebSDR, 5 CQ calls, active on 40m, 20m, 10m, over 17 days, best SNR +22 dB. Heard between 2026-05-02 and 2026-07-22.
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Overview
186
Total spots
5
CQ calls
17
Days active
-7 dB
Avg SNR
Bands
20m
40m
10m
First seen: 2026-05-02
Last seen: 2026-07-22 12:39 UTC
Last seen: 2026-07-22 12:39 UTC
Frequent QSO partners observed at SO8OO
Stations YC1SDZ worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | YC1SDZ | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 07-22 14:38 | 10m | -7 / - | I6PJC | - / - | 3 | Partial |
| 07-20 15:17 | 20m | -7 / - | F1PBZ | - / -11 | 2 | Partial |
| 07-20 15:16 | 20m | -6 / - | F6CAX | - / - | 2 | Partial |
| 07-20 15:13 | 20m | -12 / - | IK4LZH | - / - | 2 | Partial |
| 07-13 17:37 | 40m | -2 / - | SP3AXL | - / - | 3 | Partial |
| 07-13 17:34 | 40m | -18 / - | OZ8R | - / - | 2 | Partial |
| 07-13 17:31 | 40m | -11 / - | DK8HM | - / -19 | 4 | ✓ Confirmed |
| 07-04 19:05 | 40m | -9 / - | R3KGN | - / -13 | 2 | Partial |
| 07-04 18:56 | 40m | -5 / - | OH1EDK | - / -11 | 4 | Partial |
| 07-04 18:53 | 40m | -9 / - | UA4AOC | - / -15 | 3 | ✓ Confirmed |
| 07-04 18:48 | 40m | -11 / - | R3KFT | - / - | 2 | Partial |
| 07-04 18:26 | 40m | -17 / - | UF5F | - / - | 3 | Partial |
| 07-04 18:20 | 40m | -20 / - | R2RCQ | - / - | 5 | ✓ Confirmed |
| 07-04 18:17 | 40m | -22 / - | R2RCQ | - / - | 2 | Partial |
| 07-04 18:08 | 40m | -9 / - | R3PBR | - / -12 | 4 | ✓ Confirmed |
| 07-04 18:07 | 40m | -13 / - | RU5A | - / - | 2 | Partial |
| 07-04 17:49 | 40m | -16 / - | R2SN | - / -16 | 3 | Partial |
| 07-04 16:52 | 20m | -16 / - | ON6AA | - / - | 3 | Partial |
| 07-02 14:31 | 10m | -19 / - | RA6BL | - / -4 | 3 | ✓ Confirmed |
| 06-29 14:50 | 10m | 0 / - | IQ4JO | - / - | 2 | Partial |
| 06-29 14:46 | 10m | -10 / - | IK4LZH | - / -13 | 2 | ✓ Confirmed |
| 06-29 14:45 | 10m | +4 / - | TM2WWA | - / -11 | 5 | Partial |
| 06-28 13:17 | 10m | -14 / - | YO4FRF | - / - | 4 | Partial |
| 06-28 13:11 | 10m | -14 / - | YO4FRF | - / - | 5 | Partial |
| 06-26 17:12 | 20m | -18 / - | PD4SN | - / -20 | 2 | Partial |
| 06-25 16:22 | 20m | -7 / - | YO4NF | - / -16 | 3 | Partial |
| 06-25 15:38 | 40m | -22 / - | UT5ZC | - / - | 2 | Partial |
| 06-16 17:57 | 20m | -12 / - | EB7GNN | - / - | 3 | Partial |
| 06-16 17:30 | 20m | +4 / - | EA2EJO | - / - | 3 | Partial |
| 06-16 17:29 | 20m | -3 / - | EB3JT | - / - | 5 | Partial |
| 06-16 17:26 | 20m | -3 / - | CT1BFP | - / +1 | 4 | ✓ Confirmed |
| 06-04 17:23 | 20m | - / +4 | PD0GFP | -9 / - | 3 | Partial |
| 06-04 17:22 | 20m | - / -13 | DL7FE | -7 / - | 3 | Partial |
| 06-04 17:20 | 20m | - / -4 | DL8HAG | -6 / - | 3 | Partial |
| 06-04 17:17 | 20m | - / -2 | RV3DBV | -7 / - | 4 | Partial |
| 06-04 17:16 | 20m | +4 / -2 | F1PBZ | -6 / -16 | 5 | Partial |
| 06-04 17:13 | 20m | - / +1 | R7DX | -14 / - | 3 | Partial |
| 06-04 17:11 | 20m | - / - | S21SM | -12 / - | 2 | Partial |
| 06-04 17:07 | 20m | - / -11 | OE3SKB | -10 / - | 2 | ✓ Confirmed |
| 06-04 17:04 | 20m | - / - | S21SM | -8 / - | 2 | ✓ Confirmed |
| 06-04 17:03 | 20m | - / -8 | PI4IPA | -9 / - | 3 | ✓ Confirmed |
| 06-04 17:01 | 20m | +5 / - | R4HHN | - / -13 | 3 | ✓ Confirmed |
| 06-04 16:59 | 20m | - / +5 | E79KO | -8 / - | 2 | ✓ Confirmed |
| 06-04 16:57 | 20m | +3 / - | A41KB | - / -24 | 3 | ✓ Confirmed |
| 06-04 16:52 | 20m | - / +6 | HA7TM | -4 / - | 2 | ✓ Confirmed |
| 06-04 16:50 | 20m | -12 / - | F4GTB | - / - | 2 | Partial |
| 06-04 16:50 | 20m | +11 / - | M7PDJ | - / -18 | 3 | ✓ Confirmed |
| 06-04 16:47 | 20m | - / +10 | SV2AOB | -8 / - | 2 | ✓ Confirmed |
| 06-04 16:44 | 20m | -6 / - | RG5A | - / - | 3 | ✓ Confirmed |
| 06-04 16:41 | 20m | -18 / - | R7DX | -8 / - | 4 | Partial |
Station Log
10m
UTC dB Freq Message 144615 +5 2762 YC1SDZ TM2WWA -11 144645 -10 587 YC1SDZ IK4LZH -13 144645 +3 2762 YC1SDZ TM2WWA -11 144715 -9 587 YC1SDZ IK4LZH RR73 144715 +4 2762 YC1SDZ TM2WWA -11 (x2) 145045 +1 2870 YC1SDZ IQ4JO JN63 (x2) 145445 -14 2387 YC1SDZ DN9OPA R-26 143100 -21 1726 YC1SDZ RA6BL KN95 (x3) 143845 -9 541 YC1SDZ I6PJC JN72 (x3)
20m
UTC dB Freq Message 162200 -8 1912 YC1SDZ YO4NF -16 (x3) 171230 -16 1913 YC1SDZ PD4SN -20 (x2) 165245 -20 1712 YC1SDZ ON6AA JO11 (x3) 164530 +7 586 YC1SDZ UR0UG KO50 151315 -12 763 YC1SDZ IK4LZH JN54 (x2) 151615 -7 596 YC1SDZ F6CAX JO00 151715 -8 2828 YC1SDZ F1PBZ -11 151715 -4 533 YC1SDZ F6CAX JO00 151745 -6 2828 YC1SDZ F1PBZ -11
40m
UTC dB Freq Message 190600 -7 1521 YC1SDZ R3KGN -15 191300 -13 2568 YC1SDZ R5FN KO95 173130 -13 271 YC1SDZ DK8HM R-19 (x4) 173400 -18 1129 YC1SDZ OZ8R JO55 (x2) 173730 -3 272 YC1SDZ SP3AXL JO72 (x4) 175030 -19 1890 YC1SDZ RA3GZ RR73 161645 -21 1578 YC1SDZ SP2DW -14 163045 -19 1713 YC1SDZ R7WA 73