RU4AJ — FT8 station from European Russia
Amateur radio station RU4AJ operating from European Russia. 123 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 13 days, best SNR +21 dB. Heard between 2026-04-22 and 2026-05-14.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
123
Total spots
0
CQ calls
13
Days active
-3 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-22
Last seen: 2026-05-14 05:19 UTC
Last seen: 2026-05-14 05:19 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 | |
|---|---|---|---|---|---|---|
| 05-14 07:18 | 20m | -8 / -4 | RA9UES | +5 / +1 | 5 | ✓ Complete |
| 05-13 05:27 | 10m | -20 / - | YG2BWP | - / -14 | 2 | ✓ Confirmed |
| 05-12 11:38 | 20m | - / -2 | R9OON | +8 / - | 2 | ✓ Confirmed |
| 05-12 11:36 | 20m | -8 / -6 | UN8DAW | +9 / - | 3 | ✓ Verified |
| 05-11 18:54 | 20m | - / -17 | T31TTT | +2 / - | 2 | Partial |
| 05-10 04:02 | 20m | -22 / -12 | W0RLD | -11 / -5 | 4 | Partial |
| 05-10 03:41 | 20m | 0 / - | UA9CK | - / -3 | 2 | ✓ Confirmed |
| 05-10 03:37 | 20m | -10 / - | UN7GRK | - / +3 | 2 | ✓ Confirmed |
| 05-09 14:41 | 40m | -11 / -7 | R3YCC | -18 / - | 4 | ✓ Verified |
| 05-09 14:22 | 20m | - / -13 | YE1BPQ | +6 / - | 2 | ✓ Confirmed |
| 05-09 14:20 | 20m | -15 / -15 | <...> | +6 / -6 | 2 | Partial |
| 05-09 05:09 | 40m | +4 / - | SP5LST | - / -9 | 2 | Partial |
| 05-07 10:01 | 20m | - / -9 | <...> | +6 / - | 2 | Partial |
| 05-07 09:55 | 20m | - / -10 | HA7VSA | +5 / - | 4 | ✓ Confirmed |
| 05-07 09:54 | 20m | - / -11 | <...> | +4 / - | 2 | Partial |
| 05-07 04:23 | 20m | +19 / -15 | <...> | +10 / -13 | 7 | Partial |
| 05-07 04:07 | 40m | - / -8 | <...> | -10 / - | 2 | Partial |
| 05-06 16:47 | 20m | - / -1 | <...> | -3 / - | 2 | Partial |
| 05-06 12:41 | 20m | - / -13 | <...> | +5 / - | 6 | Partial |
| 05-06 12:37 | 20m | - / - | RP81H | +11 / - | 3 | Partial |
| 05-06 12:36 | 20m | - / - | <...> | +10 / - | 3 | Partial |
| 05-06 09:53 | 20m | - / -11 | <...> | -8 / - | 2 | Partial |
| 05-06 09:48 | 20m | - / -6 | RP81SIE | -8 / - | 2 | Partial |
| 05-06 09:42 | 20m | - / -13 | RP81SVY | 0 / - | 3 | Partial |
| 05-06 09:41 | 20m | -1 / -16 | <...> | +1 / -11 | 2 | Partial |
| 05-06 09:39 | 20m | -15 / -7 | OH1LA | 0 / - | 3 | ✓ Verified |
| 05-06 09:37 | 20m | - / +2 | 4O3A | +1 / - | 3 | ✓ Confirmed |
| 05-06 05:11 | 20m | - / - | <...> | -5 / - | 3 | Partial |
| 05-06 04:59 | 20m | - / - | <...> | -8 / - | 7 | Partial |
| 05-06 04:54 | 20m | - / -12 | RP81II | -14 / - | 4 | Partial |
| 05-06 04:54 | 20m | - / - | <...> | -10 / - | 2 | Partial |
| 05-06 04:12 | 40m | -20 / - | EC3A | - / - | 2 | Partial |
| 05-06 04:10 | 40m | - / -11 | <...> | -10 / - | 2 | Partial |
| 05-05 15:11 | 40m | - / -8 | <...> | -14 / - | 13 | Partial |
| 05-05 06:12 | 20m | - / - | VK3TZ | -1 / - | 3 | Partial |
| 05-05 06:02 | 20m | - / - | VK3TZ | -3 / - | 7 | Partial |
| 05-05 05:59 | 20m | - / -10 | <...> | -2 / - | 2 | Partial |
| 05-05 05:47 | 20m | - / - | <...> | +3 / - | 3 | Partial |
| 05-05 04:07 | 40m | -6 / - | <...> | - / +9 | 2 | Partial |
| 05-04 18:47 | 80m | -8 / - | RP81PR | - / -6 | 2 | ✓ Confirmed |
| 05-04 18:47 | 80m | - / -9 | <...> | -9 / - | 2 | Partial |
| 05-04 18:32 | 80m | - / -12 | <...> | -8 / - | 5 | Partial |
| 05-04 18:26 | 80m | - / -2 | <...> | -11 / - | 2 | Partial |
| 05-04 16:54 | 40m | -2 / - | R7KKO | - / - | 2 | Partial |
| 05-04 16:53 | 40m | - / -5 | RP81LSV | -12 / - | 2 | Partial |
| 05-04 16:51 | 40m | - / -7 | RP81OZR | -14 / - | 2 | Partial |
| 05-04 13:40 | 40m | - / -22 | UB4HPQ | -12 / - | 2 | ✓ Confirmed |
| 05-04 13:34 | 40m | - / -7 | <...> | -6 / - | 4 | Partial |
| 05-04 13:29 | 40m | - / -4 | <...> | -15 / - | 4 | Partial |
| 05-04 12:56 | 20m | +7 / +1 | <...> | +15 / +2 | 5 | Partial |
Station Log
20m
UTC dB Freq Message 040245 -22 1417 RU4AJ W0RLD -05 040300 -8 439 W0RLD RU4AJ R-12 185415 +6 2559 T31TTT RU4AJ LO00 (x2) 113615 +9 793 UN8DAW RU4AJ -06 (x2) 113700 -8 581 RU4AJ UN8DAW 73 113845 +7 793 R9OON RU4AJ R-02 (x2) 051945 +4 544 R8CIS RU4AJ -06 071830 -1 747 RA9UES RU4AJ LO00 071845 -9 1821 RU4AJ RA9UES +01 071900 +9 747 RA9UES RU4AJ R-04 071915 -8 1821 RU4AJ RA9UES RR73 071930 +7 747 RA9UES RU4AJ 73
10m
UTC dB Freq Message 052730 -16 1476 RU4AJ YG2BWP -14 (x2)
40m
UTC dB Freq Message 041115 -10 687 <...> RU4AJ R-11 041200 -19 1605 RU4AJ EC3A JN00 (x2) 171530 -4 2554 <...> RU4AJ LO00 (x3) 050915 +4 2303 RU4AJ SP5LST KO02 (x2) 051330 -19 956 <...> RU4AJ -06 053815 -12 654 RU4AJ <...> -01 143445 -15 955 <...> RU4AJ R-02 144115 -16 1885 R3YCC RU4AJ R-07 144130 -11 2440 RU4AJ R3YCC RR73 144145 -19 1885 R3YCC RU4AJ 73 144300 -11 2440 RU4AJ R3YCC RR73
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