RU4AJ — FT8 station from European Russia
Amateur radio station RU4AJ operating from European Russia. 173 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 29 days, best SNR +21 dB. Heard between 2026-04-22 and 2026-06-28.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
173
Total spots
0
CQ calls
29
Days active
-5 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-22
Last seen: 2026-06-28 18:20 UTC
Last seen: 2026-06-28 18:20 UTC
Frequent QSO partners observed at SO8OO
Stations RU4AJ worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | RU4AJ | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-28 20:19 | 10m | 0 / - | IU4PPL | -19 / +1 | 3 | ✓ Verified |
| 06-28 20:18 | 10m | -18 / -11 | CA6SNT | -16 / -12 | 4 | ✓ Complete |
| 06-28 16:16 | 20m | - / - | 3W9A | -9 / - | 3 | Partial |
| 06-28 09:15 | 10m | - / -7 | UB8AHK | -9 / - | 2 | ✓ Confirmed |
| 06-27 05:00 | 10m | +3 / -4 | RA1WZ | -2 / - | 3 | ✓ Verified |
| 06-26 11:34 | 10m | -17 / - | DK7ZT | - / -3 | 3 | Partial |
| 06-26 11:33 | 10m | -7 / +1 | RZ6ASO | -6 / -3 | 5 | ✓ Complete |
| 06-26 11:33 | 10m | -4 / -3 | UA6HGM | -10 / -5 | 4 | ✓ Complete |
| 06-26 11:32 | 10m | - / -10 | RA9LL | -5 / - | 3 | ✓ Confirmed |
| 06-25 18:20 | 10m | - / - | CN2DX | +5 / - | 2 | Partial |
| 06-24 08:49 | 10m | - / -6 | EW1TA | -5 / - | 2 | Partial |
| 06-22 09:23 | 20m | - / - | R9CS/P | -2 / - | 2 | Partial |
| 06-21 17:40 | 20m | - / -18 | C91RU | -6 / - | 5 | ✓ Confirmed |
| 06-21 17:37 | 20m | - / - | C91RU | -8 / - | 2 | Partial |
| 06-20 17:57 | 10m | - / - | PP2RR | -11 / - | 3 | Partial |
| 06-20 17:54 | 10m | - / - | PU2BRU | -4 / - | 2 | Partial |
| 06-20 14:34 | 10m | - / - | CE2SV | -8 / - | 2 | ✓ Confirmed |
| 06-20 10:36 | 20m | - / - | KP3H | -2 / - | 2 | Partial |
| 06-20 10:29 | 20m | -8 / +3 | RW9HSB | -6 / +1 | 4 | ✓ Complete |
| 06-20 04:38 | 20m | -3 / - | K0TI | - / -19 | 2 | ✓ Confirmed |
| 06-18 02:52 | 40m | -14 / - | OA4ENG | - / -29 | 2 | Partial |
| 06-18 01:46 | 20m | - / - | RK0SK | -5 / - | 3 | ✓ Confirmed |
| 06-17 17:12 | 20m | - / - | KL1R | -4 / - | 4 | Partial |
| 06-17 09:54 | 20m | - / - | UF6VX | -7 / - | 2 | ✓ Confirmed |
| 06-10 04:52 | 10m | - / - | VK2AAH | -5 / - | 3 | Partial |
| 06-08 18:13 | 40m | -10 / - | R6DJR | -3 / - | 2 | ✓ Verified |
| 06-08 05:22 | 20m | -11 / - | UI5A | -13 / - | 2 | ✓ Verified |
| 06-08 05:16 | 20m | -10 / -17 | TI5RR | -7 / -14 | 13 | ✓ Complete |
| 06-08 05:13 | 20m | - / - | TI5RR | -6 / - | 2 | Partial |
| 06-04 03:36 | 20m | +14 / - | RI0SP | -2 / -16 | 4 | ✓ Verified |
| 06-03 17:16 | 10m | -5 / - | RL1B | - / -6 | 3 | ✓ Confirmed |
| 06-03 12:53 | 20m | - / -10 | RW0SM | -5 / - | 3 | ✓ Confirmed |
| 06-03 06:53 | 20m | - / -10 | IK4TVP | +6 / - | 2 | Partial |
| 06-03 04:54 | 10m | - / - | RA3QPY | +2 / - | 2 | Partial |
| 06-03 04:53 | 10m | - / - | UN6PD | +5 / - | 2 | Partial |
| 06-02 04:32 | 20m | -8 / - | RI0SP | -3 / -16 | 3 | ✓ Verified |
| 06-02 04:26 | 20m | - / - | W3IF | -2 / - | 2 | Partial |
| 06-01 12:24 | 10m | -8 / - | EA3ADX | - / -14 | 2 | ✓ Confirmed |
| 05-28 21:39 | 40m | - / - | PY1GB | 0 / - | 2 | Partial |
| 05-28 15:32 | 40m | - / -11 | T31TTT | -16 / - | 2 | ✓ Confirmed |
| 05-28 09:09 | 20m | - / - | W2N | +5 / - | 8 | Partial |
| 05-27 04:52 | 40m | - / -10 | UF6VX | -2 / - | 2 | ✓ Confirmed |
| 05-25 12:18 | 20m | - / - | LU8GCJ | -6 / - | 2 | Partial |
| 05-25 05:36 | 20m | -15 / -16 | N2NT | 0 / -10 | 5 | ✓ Complete |
| 05-25 05:33 | 20m | - / - | <...> | -1 / - | 3 | Partial |
| 05-24 03:41 | 20m | - / -9 | HP1VS | +7 / - | 3 | ✓ Confirmed |
| 05-22 13:48 | 20m | -2 / - | RU9CZ | - / -7 | 2 | Partial |
| 05-20 04:48 | 20m | - / - | 6K2MAS | +6 / - | 2 | Partial |
| 05-18 04:42 | 20m | - / -14 | SP7NC | +2 / - | 2 | ✓ Confirmed |
| 05-18 04:37 | 20m | - / -4 | KH6M | -1 / - | 5 | ✓ Confirmed |
Station Log
10m
UTC dB Freq Message 113545 -9 476 RU4AJ RZ6ASO RR73 114100 -14 745 RM8L RU4AJ R+03 050045 +1 503 RA1WZ RU4AJ R-04 050100 +3 503 RU4AJ RA1WZ RR73 050115 -5 501 RA1WZ RU4AJ 73 091545 -7 391 UB8AHK RU4AJ R-07 (x2) 201815 -18 1282 RU4AJ CA6SNT -12 201830 -16 205 CA6SNT RU4AJ R-11 201845 -18 1282 RU4AJ CA6SNT RR73 201900 -17 204 CA6SNT RU4AJ 73 201945 +0 293 RU4AJ IU4PPL R+01 202000 -19 204 IU4PPL RU4AJ RR73 202015 +1 293 RU4AJ IU4PPL 73 202145 -21 206 PV8AJ RU4AJ LO00
20m
UTC dB Freq Message 174115 -5 780 C91RU RU4AJ LO00 (x4) 092300 -2 717 R9CS/P RU4AJ LO00 (x2) 044830 -10 531 W8ASH RU4AJ LO00 183000 -13 1020 RC6OZ RU4AJ RR73 043815 -19 1131 R9BT RU4AJ R-11 044115 -10 757 R8QA RU4AJ 73 150245 -12 602 EX7CQ RU4AJ R+01 161545 -10 602 RA0LQ RU4AJ LO00 161615 -10 602 3W9A RU4AJ LO00 (x3)
40m
UTC dB Freq Message 153245 -17 1185 T31TTT RU4AJ R-11 (x2) 153430 -20 1464 RU4AJ UA4AOC RR73 153545 -14 1184 RC9WC RU4AJ 73 213945 -1 640 PY1GB RU4AJ LO00 (x2) 044315 -10 501 R95WTA RU4AJ LO00 175700 -7 594 IV3SYL RU4AJ LO00 181245 -2 744 R4AFR RU4AJ 73 181330 -10 741 RU4AJ R6DJR RR73 181345 -3 449 R6DJR RU4AJ 73 025200 -15 2254 RU4AJ OA4ENG R-29 (x2) 163330 -8 555 R8QA RU4AJ R-13 163430 -6 554 RM5F RU4AJ -03
80m
UTC dB Freq Message 182630 -14 1290 <...> RU4AJ LO00 182645 -9 1856 RU4AJ RP81UAI +00 182700 -8 1291 <...> RU4AJ R-02 182930 +6 2765 RU4AJ RP81PYF +04 183245 -12 1289 <...> RU4AJ R-12 (x4) 183730 -8 1227 RU4AJ RP81PKB -03 183745 -7 1294 <...> RU4AJ R-03 (x2) 184715 -9 1960 RU4AJ <RP81PR> -06 184730 -7 689 <...> RU4AJ R-09 184745 -7 1960 RU4AJ RP81PR RR73 185315 -8 689 RP81OZR RU4AJ R-22