RA4FOC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LO22

Receiver-side FT8 activity involving RA4FOC, decoded by SO8OO in southeastern Poland. 237 related FT8 messages, 83 CQ messages, observed on 40m, 20m, 10m, across 19 UTC dates. Heard between 2026-05-31 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

237
Related messages
83
CQ messages
19
UTC dates heard
-10 dB
Mean decoder S/N

Bands

First seen: 2026-05-31
Last seen: 2026-08-23 11:44 UTC

Activity Heatmap

Locator transmitted by RA4FOC

Approximate centre of LO22, decoded 2026-08-15 07:50 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 UTCBandRA4FOC S/NCounterpartCounterpart S/NMsgsCapture
08-23 13:43 10m - / -22 F4FSY -14 / - 3 ✓ Closing fragment
08-16 10:39 10m - / +10 R6YG -12 / - 2 ✓ Closing fragment
08-16 08:45 10m - / - F5DRD -5 / - 5 Partial capture
08-14 19:35 40m -14 / - RY4ABB - / -7 2 ✓ Closing fragment
08-14 19:26 40m -8 / - <...> - / - 2 Partial capture
08-14 19:23 40m -12 / -9 SV3DCX -3 / -10 5 ✓ Full exchange observed
08-09 08:04 20m - / - RA3FH -10 / - 2 Partial capture
08-09 06:36 20m - / -8 R9AL -13 / - 3 ✓ Closing fragment
08-08 20:40 40m - / -19 DL7ET -8 / - 2 ✓ Closing fragment
08-08 18:19 40m -11 / - UN7LEW -16 / - 2 ✓ Closing observed
08-08 17:38 40m -11 / -6 RL2Y -12 / - 2 Partial capture
08-08 17:32 40m - / - IK4LZH -5 / - 4 Partial capture
08-08 16:39 40m - / - DH2RL -12 / - 2 Partial capture
08-08 16:37 40m - / -2 RA3XFR -8 / - 4 Partial capture
08-02 17:12 40m - / -19 RZ6AKF -6 / - 2 Partial capture
08-02 15:38 40m - / - DL9KM -14 / - 5 Partial capture
08-01 23:42 40m - / - DF8RU -6 / - 3 Partial capture
08-01 19:06 40m -20 / - EW8DG -7 / - 2 ✓ Closing observed
08-01 18:30 40m -18 / 0 R2DP -17 / - 2 ✓ Closing observed
08-01 06:48 20m -7 / -12 DK6AH 0 / - 7 ✓ Closing observed
08-01 06:48 20m -8 / - DH2RL -12 / -7 3 ✓ Closing observed
08-01 06:48 20m - / -21 ON1JP -10 / - 2 Partial capture
07-28 03:11 40m - / - UA3RBM -22 / - 2 Partial capture
07-27 12:31 20m -15 / - MW0AXD -19 / -5 9 Partial capture
07-27 12:20 20m -3 / - R70OBN - / - 4 Partial capture
07-27 12:16 20m - / - F5IXN -4 / - 3 Partial capture
07-27 12:16 20m -12 / - F1PSX - / - 2 ✓ Closing fragment
07-27 12:04 20m -9 / - RA0SCZ - / - 4 Partial capture
07-27 12:02 20m -10 / - RD1A - / -8 2 ✓ Closing fragment
07-27 11:58 20m -15 / - RW0SM - / - 3 Partial capture
07-27 11:50 20m -5 / - RA9YTI - / - 3 Partial capture
07-27 08:56 20m -5 / - MW7KFZ -4 / - 2 ✓ Closing observed
07-27 08:52 20m -4 / -18 F4IVG -15 / -10 5 ✓ Full exchange observed
07-27 08:47 20m -5 / - R0SDM - / -7 2 Partial capture
07-27 08:41 20m -8 / - R0SDM - / - 3 Partial capture
07-27 08:28 20m -21 / -20 F5NIB -14 / - 3 ✓ Closing observed
07-27 08:26 20m - / - DL1R -6 / - 4 Partial capture
07-27 08:21 20m -18 / - RC2P - / - 2 Partial capture
07-26 05:26 20m - / - F4LNM 0 / - 3 Partial capture
07-26 05:23 20m - / -13 W4PSK +5 / - 2 ✓ Closing fragment
07-25 07:14 20m -16 / - R6AO - / - 4 Partial capture
07-25 07:12 20m - / - DG5DR -14 / - 4 ✓ Closing fragment
07-25 07:07 20m - / -17 F1PBZ 0 / - 2 ✓ Closing fragment
07-24 20:11 40m - / -19 OE5ROR -4 / - 2 ✓ Closing fragment
07-24 18:55 40m -6 / - R6OIZ - / - 3 Partial capture
07-24 18:46 40m - / -5 UB3YGA -3 / - 4 ✓ Closing fragment
07-24 17:46 40m - / -6 DL5ASK -11 / - 2 ✓ Closing fragment
07-12 19:04 40m - / +1 R3DMX -18 / - 2 Partial capture
07-12 14:16 20m - / - RW6B -18 / - 2 ✓ Closing fragment
07-12 14:09 20m - / -7 LB2YJ -6 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
084515  -9  592  RA4FOC F5DRD JO10 (x5)
103900 -13 2490  RA4FOC R6YG +10 (x2)
110800 -14 1720  RA4FOC F4FSY -08
113330 -12 2257  RA4FOC DK8ZZ JO30
134315 -14 1385  RA4FOC F4FSY -22 (x3)
20m
UTC    dB Audio  Message
064945 -12 2433  CQ RA4FOC LO22
065100 +10 3041  RA4FOC DK6AH R-12
065115  -7 3041  DK6AH RA4FOC RR73
065130  -9 2040  RA4FOC DK6AH 73 (x2)
071345 -18 2246  CQ RA4FOC LO22 (x4)
063600 -12 1065  RA4FOC R9AL -08 (x3)
080400 -11 2469  RA4FOC RA3FH KO84 (x2)
075030 -14 1224  CQ RA4FOC LO22                        a1
40m
UTC    dB Audio  Message
192315 -16 2469  RA4FOC SN4K KO03
192330 -14 2465  CQ RA4FOC LO22
192345  -4 3044  RA4FOC SV3DCX KM08
192400 -13 2465  SV3DCX RA4FOC -10
192415  -3 3044  RA4FOC SV3DCX R-09
192430 -12 2465  SV3DCX RA4FOC RR73
192445  -1 3044  RA4FOC SV3DCX 73
192615  -7 2794  <...> RA4FOC LO22 (x2)
192945 -15  875  RA1AUS/P RA4FOC R-02
193130 -17  875  CQ RA4FOC LO22 (x3)
193500 -14  875  RY4ABB RA4FOC R-07 (x2)

Decoder S/N history by band

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