UG5F — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO85

Receiver-side FT8 activity involving UG5F, decoded by SO8OO in southeastern Poland. 138 related FT8 messages, 10 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 23 UTC dates. Heard between 2026-05-23 and 2026-08-20.

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

138
Related messages
10
CQ messages
23
UTC dates heard
-9 dB
Mean decoder S/N

Bands

80m 20m 40m 10m 160m
First seen: 2026-05-23
Last seen: 2026-08-20 17:02 UTC

Frequent QSO partners observed at SO8OO

Stations UG5F worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by UG5F

Approximate centre of KO85, decoded 2026-07-30 19:07 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 UTCBandUG5F S/NCounterpartCounterpart S/NMsgsCapture
08-20 19:02 40m - / -6 R2SN -2 / - 2 ✓ Closing fragment
08-20 18:56 40m - / -9 RA6OD -1 / - 3 ✓ Closing fragment
08-20 18:56 40m - / -8 UB3LBU -2 / - 4 Partial capture
08-08 19:51 160m -11 / -15 RA9YTI -18 / - 4 ✓ Closing observed
08-08 19:51 160m - / - YO5USA -12 / - 5 Partial capture
07-30 19:07 80m 0 / -3 R9CS/P +18 / +3 5 ✓ Full exchange observed
07-28 19:05 160m - / -10 RT2P -11 / - 3 ✓ Closing fragment
07-28 19:00 160m - / -10 RT2P -5 / - 3 Partial capture
07-28 18:53 160m -20 / - RG6ZF - / -18 2 ✓ Closing fragment
07-26 11:27 20m -18 / - R1BGR - / -12 2 Partial capture
07-25 19:01 80m -15 / - <...> - / -7 2 Partial capture
07-19 08:36 10m -20 / - RW9YA - / -7 4 ✓ Closing fragment
07-19 08:05 10m -13 / - UB6OCP - / -12 5 ✓ Closing fragment
07-19 08:00 10m -16 / - RA1AOB - / -14 2 Partial capture
07-19 07:45 10m -18 / - Z32BM - / -16 3 ✓ Closing fragment
07-19 07:42 10m -17 / -7 UA4FKT -16 / +3 8 ✓ Full exchange observed
07-19 07:40 10m -18 / - UB6OCP - / -13 2 Partial capture
07-19 07:32 10m -17 / - RZ6ALZ - / +2 3 ✓ Closing fragment
07-19 07:28 10m -18 / - R4HEN - / -9 2 ✓ Closing fragment
07-19 07:26 10m -20 / - RN3GG - / - 2 ✓ Closing fragment
07-19 07:22 10m -13 / - RY9W - / -20 3 ✓ Closing fragment
07-19 07:14 10m -12 / - R6TY - / -7 2 ✓ Closing fragment
07-19 07:13 10m -12 / - R9TS - / +9 2 ✓ Closing fragment
07-19 07:12 10m -15 / - RA4HG - / - 2 ✓ Closing fragment
07-19 07:06 10m -12 / - R9FH - / -4 5 ✓ Closing fragment
07-19 07:01 10m -13 / - UA4FKT - / +2 3 Partial capture
07-19 06:57 10m -17 / - RD7LC -12 / -6 2 ✓ Closing observed
07-19 06:56 10m -14 / - R4KZ - / -9 2 ✓ Closing fragment
07-18 04:55 20m -6 / - <...> - / -15 5 Partial capture
07-18 04:31 20m -10 / - RO6OT -21 / -3 9 ✓ Closing observed
07-17 18:49 80m -14 / -16 UB0SMX/P -3 / -17 10 ✓ Full exchange observed
07-14 19:15 160m -20 / 0 RL2Y -4 / -13 5 ✓ Full exchange observed
07-11 18:43 80m -2 / -2 RA1TR -1 / - 9 ✓ Full exchange observed
07-11 18:40 80m -8 / - UA4HBJ -18 / +6 4 ✓ Closing observed
07-11 18:37 80m -8 / -4 RA4CQW/P -24 / +4 6 ✓ Full exchange observed
07-10 19:08 80m -8 / -10 S59A +15 / - 3 ✓ Closing observed
07-10 19:07 80m -9 / -12 UA4NCX -13 / - 4 ✓ Closing observed
07-08 19:49 160m -12 / - RO2E/M - / -17 10 Partial capture
07-08 19:47 160m -12 / - <...> - / -17 3 Partial capture
07-05 19:46 160m -17 / -7 RA3DJE -16 / - 3 ✓ Closing observed
07-05 19:43 160m -12 / - RC9WC - / -10 3 Partial capture
07-05 19:41 160m -13 / - UD8S - / +7 3 ✓ Closing fragment
07-05 19:03 80m -7 / -10 RK6OV -5 / -14 5 ✓ Full exchange observed
07-04 18:49 80m - / - 9V1DX -13 / - 5 Partial capture
07-04 18:49 80m -10 / -4 RM5F +3 / - 5 ✓ Closing observed
07-04 18:48 80m -14 / - R4SCQ - / -13 3 ✓ Closing fragment
06-30 19:43 80m - / 0 RA2FU -8 / - 2 ✓ Closing fragment
06-30 19:40 80m - / -10 RA6ZA -11 / - 2 ✓ Closing fragment
06-29 15:38 20m -16 / - BG5CAH - / -14 3 ✓ Closing fragment
06-29 15:37 20m -12 / - MW0GWL - / -11 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
185530 -18 1310  UG5F SV1ENG KM18 (x3)
190100 -19 2110  UG5F RX3VF LO06 (x3)
185645  -5 2240  UG5F RA6OD KN97
185645  -6 1524  UG5F UB3LBU KO63 (x2)
185715  -1 2240  UG5F RA6OD R-09
185745  +1 1524  UG5F UB3LBU KO63
185745  +4 2240  UG5F RA6OD 73
185815  -4 1523  UG5F UB3LBU R-08
190215  -2 1195  UG5F R2SN -06 (x2)
160m 
UTC    dB Audio  Message
190000  -5 1441  UG5F RT2P -10 (x6)
195115 -21 1647  UG5F RA9YTI R-15
195115 -13 1597  UG5F YO5USA KN16
195130 -11 1649  RA9YTI UG5F RR73
195145 -16 1648  UG5F RA9YTI 73
195145 -13 1597  UG5F YO5USA KN16
195200 -11 1649  RA9YTI UG5F 73
195215  -7 1597  UG5F YO5USA KN16 (x3)
80m 
UTC    dB Audio  Message
185045  -3  463  UG5F UB0SMX/P R-15 (x7)
190115 -15 2255  <...> UG5F -07 (x2)
190200  +4 2351  UG5F RK3DWA/3 R-09
190730  +1 2097  R9CS/P UG5F KO85
190745 +17  530  UG5F R9CS/P -03
190800  -1 2097  R9CS/P UG5F R+03
190815 +18  530  UG5F R9CS/P RR73
190830  +0 2056  R9CS/P UG5F 73
20m 
UTC    dB Audio  Message
043400 -10 2167  RO6OT UG5F RR73 (x3)
045545  -6 2218  <...> UG5F -15 (x5)
112445 -17 2091  R4HNI UG5F +02
112615 -19 2090  UA9UFG UG5F R-09
112745 -18 2090  R1BGR UG5F R-12 (x2)
112845 -21 2090  CQ RU UG5F KO85
113045 -21 2090  UB9USV UG5F 73
113630 -21 1757  RA5BC UG5F -09
10m 
UTC    dB Audio  Message
074615 -18 2098  Z32BM UG5F -16 (x2)
080045 -16 2152  RA1AOB UG5F -14 (x2)
080545 -16 2109  UB6OCP UG5F -12 (x5)
080815 -10 2109  RG6S UG5F -03
081745 -24 1845  <...> UG5F -08
083600 -17 1997  RW9YA UG5F -07 (x4)

Decoder S/N history by band

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