RU3XK — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO73

Receiver-side FT8 activity involving RU3XK, decoded by SO8OO in southeastern Poland. 253 related FT8 messages, 76 CQ messages, observed on 80m, 40m, 20m, 10m, across 12 UTC dates. Heard between 2026-06-01 and 2026-08-23.

These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.

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Overview

253
Related messages
76
CQ messages
12
UTC dates heard
-9 dB
Mean decoder S/N

Bands

80m 40m 20m 10m
First seen: 2026-06-01
Last seen: 2026-08-23 17:27 UTC

Frequent QSO partners observed at SO8OO

Stations RU3XK worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by RU3XK

Approximate centre of KO73, decoded 2026-08-23 19:28 UTC. A transmitted locator is not proof of the operator's permanent location.

Observed FT8 exchanges

S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.

Time UTCBandRU3XK S/NCounterpartCounterpart S/NMsgsCapture
08-23 19:27 40m - / - RK4FD -6 / - 2 Partial capture
08-23 19:24 40m -1 / - 5A1AL - / - 9 Partial capture
08-23 19:19 40m -7 / - UB0SMX/P - / -15 4 Partial capture
08-23 19:18 40m -4 / - DK4RH -11 / -1 6 Partial capture
08-23 19:13 40m -6 / - RM0F - / +4 6 ✓ Closing fragment
08-23 19:09 40m -4 / - YB2FAJ - / - 3 Partial capture
08-23 19:07 40m -4 / - BA7IWL - / - 2 Partial capture
08-23 18:52 40m -4 / - RM6OG -11 / - 2 ✓ Closing observed
08-23 18:49 40m - / -6 SP7TF -2 / - 2 ✓ Closing fragment
08-23 18:47 40m -8 / - BA7IWL - / - 2 Partial capture
08-23 18:45 40m - / -12 F1PBZ -9 / - 4 Partial capture
08-23 18:45 40m - / -8 SP7TF -2 / - 2 Partial capture
08-23 18:43 40m -6 / - ZL2NU - / -15 4 ✓ Closing fragment
08-23 18:41 40m - / - R3YBG -16 / - 2 Partial capture
08-23 18:41 40m -6 / - RX3VF -6 / +7 2 Partial capture
08-23 18:40 40m - / +8 RX3DRC -9 / - 3 Partial capture
08-23 18:38 40m -3 / +5 RZ5D -8 / +9 8 ✓ Full exchange observed
08-23 18:37 40m -6 / - R0LM - / -7 2 ✓ Closing fragment
08-23 18:35 40m - / -8 R3LCW +2 / - 2 Partial capture
08-23 18:34 40m -8 / - RL3QGD - / - 2 ✓ Closing fragment
08-23 18:28 80m - / - DO1OSW -10 / - 2 Partial capture
08-23 18:24 80m -6 / - RA6ZD - / -12 2 ✓ Closing fragment
08-23 18:22 80m - / - R5ACQ 0 / - 2 Partial capture
08-23 18:18 80m -5 / -11 R6ZCE +5 / - 5 ✓ Full exchange observed
08-23 18:15 80m +1 / -9 DM2BM -12 / -18 5 ✓ Full exchange observed
08-23 18:12 80m -3 / -13 RV2H -2 / - 7 ✓ Full exchange observed
08-23 18:04 80m +2 / -8 RK4HS -14 / +4 5 ✓ Full exchange observed
08-23 18:01 80m -3 / - R5ACQ +3 / - 5 Partial capture
08-23 18:00 80m -3 / - RC6BB -10 / -2 3 ✓ Closing observed
08-23 17:58 80m 0 / - RA4FHO - / - 2 ✓ Closing fragment
08-23 17:58 80m - / - 9A3EYA +15 / - 3 Partial capture
08-23 17:56 80m -6 / +6 RY3F -2 / - 4 ✓ Full exchange observed
08-23 17:54 80m -2 / - DO1FZL -7 / -13 3 Partial capture
08-23 17:53 80m +4 / -5 SP3BVI +7 / -5 5 ✓ Full exchange observed
08-23 17:51 80m -2 / - RQ3D - / +4 2 ✓ Closing fragment
08-23 17:48 80m 0 / -2 R3DQK -15 / +10 4 ✓ Full exchange observed
08-23 17:47 80m 0 / -12 IQ4JO -12 / -13 4 ✓ Full exchange observed
08-23 16:01 10m - / -22 R6DWD -8 / - 3 ✓ Closing fragment
08-21 19:08 10m - / - DF7EE -14 / - 4 Partial capture
08-21 19:07 10m - / - DH6DAO 0 / - 5 ✓ Closing fragment
08-21 19:06 10m - / -7 HG1DRC -14 / - 3 Partial capture
08-21 12:48 10m - / - DL1AN +7 / - 3 Partial capture
08-21 12:37 10m - / -6 DJ1OJ -17 / - 3 ✓ Closing fragment
08-20 18:27 10m - / - DO1BOC -5 / - 7 Partial capture
08-20 18:02 10m - / - DN9DKN -10 / - 2 Partial capture
08-20 17:52 10m - / - DL1AAH -9 / - 2 Partial capture
08-04 06:52 20m -20 / - RN6MA -24 / - 3 ✓ Closing observed
08-02 07:01 10m - / -22 R6FMK -17 / - 3 Partial capture
08-01 18:01 20m - / -16 IS0KNG -19 / - 2 ✓ Closing fragment
08-01 18:00 20m - / +2 GJ0KYZ -10 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

40m 
UTC    dB Audio  Message
192100 -10 1881  RU3XK DK4RH JO31
192115  -8 1882  UB0SMX/P RU3XK R-15
192245  -4 1882  CQ RU3XK KO73 (x2)
192415  -2 1882  5A1AL RU3XK KO73 (x6)
192700  -5 1070  RU3XK RK4FD LO22
192715  +3 1882  5A1AL RU3XK KO73
192730  -7 1070  RU3XK RK4FD LO22
192745  -1 1882  5A1AL RU3XK KO73 (x2)
80m 
UTC    dB Audio  Message
182230  -1 1727  RU3XK R5ACQ R+12
182415  -7 1806  RA6ZD RU3XK -12 (x2)
182545  -7 1806  CQ RU3XK KO73 (x4)
182800  -5 1852  RU3XK DO1OSW JO53
182815  +0 1851  CQ RU3XK KO73
182830 -14 1853  RU3XK DO1OSW JO53
182845  +2 1852  CQ RU3XK KO73 (x2)
182930 -19 2053  RU3XK DO1BND JO42
182945  -2 1852  CQ RU3XK KO73 (x2)
10m 
UTC    dB Audio  Message
190615 -15 2152  RU3XK HG1DRC JN86 (x2)
190715  -4  660  RU3XK DH6DAO JO41
190815 -15 2153  RU3XK HG1DRC R-07
190845 -17 1277  RU3XK DF7EE JO40
190845  +1 2152  RU3XK DH6DAO JO41
190915 -12 1277  RU3XK DF7EE JO40
190915  -1 2152  RU3XK DH6DAO JO41
190945 -12 1277  RU3XK DF7EE JO40
190945  +0 2153  RU3XK DH6DAO R+19 (x2)
191045 -17 1276  RU3XK DF7EE JO40
160100 -11  647  RU3XK R6DWD -22 (x3)
20m 
UTC    dB Audio  Message
053845 -24 1500  UA6HGM RU3XK RR73
180045 -17 1921  RU3XK F1PPH JN25
180045  -9  797  RU3XK GJ0KYZ +02
180115 -24 1922  RU3XK M7JVT IO94
180115 -22 1674  RU3XK IS0KNG -16
180115 -11  797  RU3XK GJ0KYZ RR73
180315 -16 1673  RU3XK IS0KNG RR73
065230 -24 1773  RU3XK RN6MA +16 (x2)
065315 -20 1774  RN6MA RU3XK 73
065445 -16 1773  CQ RU3XK KO73
065545 -20 1774  IZ4JMA RU3XK RR73
065615 -20 1773  CQ RU3XK KO73 (x2)
065715 -20 1773  R3YK RU3XK -12

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.