RK3OS — FT8 station from European Russia
Amateur radio station RK3OS operating from European Russia (grid square JO90). 667 FT8 spots received at SO8OO WebSDR, 26 CQ calls, active on 80m, 40m, 20m, over 14 days, best SNR +18 dB. Heard between 2026-04-29 and 2026-05-14.
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Overview
667
Total spots
26
CQ calls
14
Days active
-4 dB
Avg SNR
Bands
80m
40m
20m
First seen: 2026-04-29
Last seen: 2026-05-14 16:37 UTC
Last seen: 2026-05-14 16:37 UTC
Frequent QSO partners observed at SO8OO
Stations RK3OS worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | RK3OS | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-14 18:36 | 80m | +11 / - | SP9UPH | - / - | 4 | Partial |
| 05-14 18:27 | 80m | -5 / - | DO8CW | - / -15 | 4 | ✓ Confirmed |
| 05-14 18:24 | 80m | -8 / - | DB9LG | - / -13 | 2 | ✓ Confirmed |
| 05-14 18:21 | 80m | - / - | JA4TKY | -10 / - | 2 | Partial |
| 05-14 18:17 | 80m | -1 / - | OM1II | -11 / -7 | 3 | ✓ Verified |
| 05-14 18:15 | 80m | -7 / - | R7YZ | -16 / +4 | 5 | ✓ Complete |
| 05-14 18:11 | 80m | -8 / -3 | R3MBV | -12 / - | 5 | ✓ Complete |
| 05-14 18:10 | 80m | -18 / - | UB3AFW | -7 / - | 2 | ✓ Verified |
| 05-14 18:08 | 80m | - / -12 | R7KKO | -7 / - | 3 | Partial |
| 05-14 18:06 | 80m | +7 / +3 | RY3D | -6 / -1 | 6 | ✓ Complete |
| 05-14 18:04 | 80m | -20 / - | RA9CUU | -13 / - | 3 | ✓ Verified |
| 05-14 16:10 | 40m | -2 / - | ON5RJ | - / - | 2 | ✓ Confirmed |
| 05-14 16:10 | 40m | -18 / - | R7YZ | - / - | 3 | Partial |
| 05-14 16:06 | 40m | -3 / -19 | F4FVW | +5 / -11 | 5 | ✓ Complete |
| 05-14 16:04 | 40m | +10 / - | EV1R | - / +6 | 2 | ✓ Confirmed |
| 05-14 04:35 | 40m | -4 / -6 | MI0OBC | -4 / -13 | 6 | ✓ Complete |
| 05-14 04:33 | 40m | - / -1 | OM0RX | -18 / - | 2 | ✓ Confirmed |
| 05-14 04:33 | 40m | -4 / - | R3LDK | - / - | 4 | Partial |
| 05-14 04:31 | 40m | - / -8 | UB6LLI | -11 / - | 3 | ✓ Confirmed |
| 05-14 04:28 | 40m | +1 / -4 | E77WA | -13 / -11 | 6 | ✓ Complete |
| 05-14 04:26 | 40m | - / -10 | RC9WC | -12 / - | 3 | ✓ Confirmed |
| 05-14 04:08 | 40m | 0 / - | F5RRS | - / - | 4 | Partial |
| 05-14 04:05 | 40m | - / -11 | MI0NWA | -4 / - | 4 | Partial |
| 05-14 04:01 | 40m | - / -11 | DL1VVQ | +2 / - | 6 | ✓ Confirmed |
| 05-14 03:58 | 40m | -10 / - | EC3A | - / -8 | 2 | Partial |
| 05-14 03:58 | 40m | +3 / - | IQ8GT | - / -9 | 4 | Partial |
| 05-14 03:56 | 40m | 0 / -15 | F4HQL | -6 / -11 | 7 | ✓ Complete |
| 05-14 03:40 | 40m | - / - | VE9NM | -14 / - | 2 | Partial |
| 05-13 04:53 | 20m | -6 / -6 | IT9ACJ | +8 / -4 | 6 | Partial |
| 05-13 04:50 | 20m | -6 / -14 | TY5AD | +12 / -12 | 7 | ✓ Complete |
| 05-13 04:46 | 40m | +8 / -9 | E75FM | -6 / -11 | 7 | ✓ Complete |
| 05-13 04:44 | 40m | 0 / - | YT6DAV | -9 / -14 | 3 | ✓ Verified |
| 05-13 04:36 | 40m | - / - | OH6IH | -10 / - | 2 | Partial |
| 05-13 04:34 | 40m | -18 / - | EA7DJN | - / -13 | 2 | ✓ Confirmed |
| 05-13 04:28 | 40m | 0 / - | YO4GIY | - / -5 | 2 | Partial |
| 05-12 18:46 | 80m | -10 / +2 | RW4HB | +2 / +4 | 5 | ✓ Complete |
| 05-12 18:43 | 80m | -9 / -15 | DA6WM | -7 / -6 | 8 | ✓ Complete |
| 05-12 18:43 | 80m | -13 / - | R6FX | - / - | 4 | Partial |
| 05-12 18:42 | 80m | - / -9 | UA3LKM | -1 / - | 2 | ✓ Confirmed |
| 05-12 18:39 | 80m | -2 / -11 | 9A4ZM | -4 / -2 | 2 | Partial |
| 05-12 18:37 | 80m | +4 / - | HA2EOA | -8 / -6 | 5 | ✓ Verified |
| 05-12 18:37 | 80m | -2 / - | R2EC | - / +1 | 2 | ✓ Confirmed |
| 05-12 18:33 | 80m | +6 / -7 | IZ3KUS | +4 / -3 | 5 | ✓ Complete |
| 05-12 18:32 | 80m | -12 / -12 | IQ4JO | -6 / -6 | 3 | Partial |
| 05-12 18:31 | 80m | -1 / +3 | RY3D | +1 / - | 2 | Partial |
| 05-12 18:30 | 80m | +10 / -3 | SP9UOP | -6 / - | 3 | ✓ Verified |
| 05-12 18:27 | 80m | -9 / - | UB6OAJ | -5 / -5 | 4 | ✓ Complete |
| 05-12 03:03 | 40m | +11 / - | F5RRS | - / - | 3 | Partial |
| 05-12 03:03 | 40m | - / -11 | UA9SY | 0 / - | 2 | ✓ Confirmed |
| 05-12 02:59 | 40m | -20 / -12 | KO4FQW | 0 / - | 10 | Partial |
Station Log
80m
UTC dB Freq Message 181845 -9 1857 RK3OS R2DVU KO95 182130 -12 2024 JA4TKY RK3OS KO90 (x2) 182300 -8 1858 RA1QCX RK3OS RR73 182400 -9 657 RK3OS DB9LG -13 (x2) 182730 -4 2590 RK3OS DO8CW -15 (x4) 183415 -10 303 R2UC RK3OS R-11 183600 +7 2367 RK3OS SP9UPH JO90 (x4)
40m
UTC dB Freq Message 043700 -2 2749 RK3OS MI0OBC RR73 043715 -3 2749 MI0OBC RK3OS 73 043815 -4 1083 RM5F RK3OS RR73 160400 +9 629 RK3OS EV1R +06 (x2) 160600 +0 2801 RK3OS F4FVW -11 160615 +6 2799 F4FVW RK3OS R-19 160630 -6 2801 RK3OS F4FVW RR73 160645 +5 2799 F4FVW RK3OS R-19 (x2) 161045 -17 1215 RK3OS R7YZ LN04 161045 -3 624 RK3OS ON5RJ RRR 161115 -19 1214 RK3OS R7YZ LN04 161115 -1 624 RK3OS ON5RJ RR73 161145 -17 1215 RK3OS R7YZ LN04
20m
UTC dB Freq Message 150045 -1 2072 RK3OS M0XAN IO90 045045 +8 420 TY5AD RK3OS KO90 045100 -8 420 RK3OS TY5AD -12 045115 +12 421 TY5AD RK3OS R-14 045130 -3 420 RK3OS TY5AD RR73 045145 +19 421 TY5AD RK3OS R-14 045200 -6 420 RK3OS TY5AD RR73 045215 +7 420 TY5AD RK3OS 73 045330 +8 1205 IT9ACJ RK3OS KO90 (x2) 045415 -15 1208 RK3OS IT9ACJ -04 045430 +5 1204 IT9ACJ RK3OS KO90 045445 +2 1209 RK3OS IT9ACJ -09 045600 +14 1208 IT9ACJ RK3OS R-06 050645 +14 2476 M8GGQ RK3OS KO90