YC9RRB — FT8 station from Indonesia

Indonesia Grid: JN23

Amateur radio station YC9RRB operating from Indonesia (grid square JN23). 327 FT8 spots received at SO8OO WebSDR, 2 CQ calls, active on 20m, 10m, over 21 days, best SNR +24 dB. Heard between 2026-04-21 and 2026-05-13.

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Overview

327
Total spots
2
CQ calls
21
Days active
-1 dB
Avg SNR

Bands

20m 10m
First seen: 2026-04-21
Last seen: 2026-05-13 13:27 UTC

Frequent QSO partners observed at SO8OO

Stations YC9RRB worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandYC9RRBPartnerPartner SNRMsgs
05-13 15:26 20m -7 / - F5IXN - / - 4 Partial
05-13 14:47 20m - / - SA3KPR -12 / - 3 ✓ Confirmed
05-13 14:45 20m +5 / -18 EA8UP -10 / - 3 ✓ Verified
05-13 14:41 20m - / - CT3IQ -19 / - 3 Partial
05-13 14:38 20m - / - Z34K -10 / - 2 Partial
05-13 14:33 20m -4 / - CT3IQ - / - 4 Partial
05-13 13:09 20m -16 / - IW9FRA - / - 4 Partial
05-13 12:53 20m +1 / - UA4SJB - / -17 2 ✓ Confirmed
05-13 12:02 20m +5 / - OR7K - / -13 7 ✓ Confirmed
05-12 14:56 20m -19 / - <...> - / -13 3 Partial
05-12 14:38 20m -24 / - PD1EN - / - 2 Partial
05-12 14:27 20m -12 / - F5IXN - / - 2 Partial
05-12 12:52 20m +13 / - RC6OU - / -10 5 ✓ Confirmed
05-12 11:03 10m +12 / - HZ1OL - / -3 2 ✓ Confirmed
05-11 13:18 20m +6 / - HB9TIH - / - 5 Partial
05-10 14:41 20m - / -15 VA7QI -14 / - 3 ✓ Confirmed
05-10 14:28 20m - / - AJ6XW -19 / - 2 Partial
05-10 14:24 20m +8 / - R9OOF - / -13 2 Partial
05-10 14:22 20m -11 / - RT1I - / -11 2 ✓ Confirmed
05-10 14:11 20m +3 / - F4FSY - / -23 3 Partial
05-08 12:37 10m -14 / - A41ZZ - / -1 2 Partial
05-08 12:32 10m -9 / - A41ZZ - / -9 3 Partial
05-08 11:26 20m +16 / - ON6AA - / -14 5 ✓ Confirmed
05-06 12:57 20m -6 / - HB9TIH - / - 6 Partial
05-06 12:51 20m +4 / - UA4FKT - / - 3 ✓ Confirmed
05-05 12:56 20m - / -18 KP4PW -11 / - 3 Partial
05-05 12:35 20m 0 / - UG0B - / -7 2 ✓ Confirmed
05-05 12:24 20m -8 / - ON8BB - / - 6 Partial
05-04 13:46 20m -9 / - OK1EA - / - 4 Partial
05-02 14:32 20m -17 / -22 EK1KE -19 / -11 5 ✓ Complete
05-02 12:36 20m +7 / - R4FDW - / -5 6 Partial
04-30 14:02 20m -14 / - IW9FRA - / - 3 Partial
04-30 14:01 20m - / - IU6KQP -11 / - 2 ✓ Confirmed
04-30 13:57 20m +3 / - IU6KQP - / - 5 Partial
04-30 13:32 20m +6 / - F4HIK - / - 2 Partial
04-30 13:21 20m - / - UN5DK -16 / - 2 Partial
04-30 13:18 20m - / - W7CT -12 / - 3 Partial
04-30 12:59 20m -18 / -11 RA9YDF -11 / -12 3 Partial
04-30 12:58 20m -13 / - OH1CMV - / -9 4 ✓ Confirmed
04-30 12:53 20m - / -19 ND0Y -10 / - 2 ✓ Confirmed
04-30 12:50 20m - / -17 UW5KW -12 / - 2 ✓ Confirmed
04-30 12:33 20m +4 / - RA6OV - / - 2 Partial
04-30 12:28 20m +8 / - RD6OX - / -12 2 ✓ Confirmed
04-30 12:16 20m -9 / - UB6OCP -18 / -17 4 ✓ Verified
04-30 12:06 20m -9 / - UB6OCP - / - 7 Partial
04-30 11:56 20m -9 / - UA3SCU - / -17 3 Partial
04-29 13:47 20m +6 / - F1IQH - / - 3 Partial
04-29 13:39 20m +14 / -15 RA5AK -11 / -15 3 ✓ Complete
04-29 13:36 20m +4 / - R3DIH - / - 2 Partial
04-29 13:22 20m - / -18 CE4AC -11 / - 3 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
144545 -10  615  EA8UP YC9RRB R-18
144600  +5  808  YC9RRB EA8UP RR73
144615 -11  615  EA8UP YC9RRB 73
144745 -12  614  SA3KPR YC9RRB RR73 (x3)
150600  -9  582  YC9RRB M0LTA RR73
150730 -13 1850  YC9RRB TK/F4FTV -03
152545  -6  677  YC9RRB IZ7LDG JN81
152545 -18  896  YC9RRB RW7KW RR73
152615  -7  676  YC9RRB F5IXN JN23 (x4)
154200 -11 2691  YC9RRB <...> -21
10m 
UTC    dB  Freq  Message
110730  +5 2078  YC9RRB CT3IQ IM12
123400 -11  967  YC9RRB A92AB -06
100130 -13 2027  YC9RRB EX7CQ -03
121700 +10  824  YC9RRB EA8UP -15 (x3)
123230  -8  925  YC9RRB A41ZZ -09 (x5)
124915  -9  505  YC9RRB 5Z4/MM0ZBH +11
110330  +7  431  YC9RRB HZ1OL -03 (x2)

SNR History by Band