KC5SM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States

Receiver-side FT8 activity involving KC5SM, decoded by SO8OO in southeastern Poland. 98 related FT8 messages, observed on 20m, 10m, across 14 UTC dates. Heard between 2026-05-25 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

98
Related messages
0
CQ messages
14
UTC dates heard
-7 dB
Mean decoder S/N

Bands

20m 10m
First seen: 2026-05-25
Last seen: 2026-08-23 20:19 UTC

Frequent QSO partners observed at SO8OO

Stations KC5SM worked most often, as logged from our receiver:

Activity Heatmap

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 UTCBandKC5SM S/NCounterpartCounterpart S/NMsgsCapture
08-23 20:04 20m - / - F1PPH -4 / - 2 Partial capture
08-15 19:56 20m - / - DL1R -10 / - 4 Partial capture
08-15 19:49 20m - / -23 MM0GTU -4 / - 2 Partial capture
08-15 19:28 20m - / - F1IQH -2 / - 3 Partial capture
08-09 22:41 20m - / -17 UA6CE -20 / - 2 ✓ Closing fragment
08-09 22:11 20m - / -9 IK4LZH -6 / - 3 Partial capture
08-09 22:10 20m - / -5 RN6MA -16 / - 3 Partial capture
08-09 21:55 20m - / - EA5HM -14 / - 2 Partial capture
08-01 20:57 20m - / -15 PI4DX -9 / - 3 ✓ Closing fragment
07-31 21:44 20m - / -20 F5NBQ +14 / - 2 ✓ Closing fragment
06-14 20:59 20m - / - IK4LZH -8 / - 4 Partial capture
06-09 20:49 10m - / -12 EA3ZD -20 / - 3 ✓ Closing fragment
06-09 20:46 10m - / - EA3ZD -22 / - 2 Partial capture
06-09 20:33 10m - / -15 <...> -14 / - 2 Partial capture
06-07 21:59 20m - / +6 WV2B -9 / - 3 ✓ Closing fragment
06-07 21:02 20m - / -23 I1RJP +4 / - 5 ✓ Closing fragment
06-07 20:56 20m - / - I1RJP +12 / - 2 Partial capture
06-07 20:45 20m - / - I1RJP +10 / - 2 Partial capture
06-07 20:38 20m - / - I1RJP +10 / - 2 Partial capture
06-07 20:21 10m - / -16 PS8CW -16 / - 2 ✓ Closing fragment
06-07 19:35 10m - / -7 PY3IP -16 / - 2 ✓ Closing fragment
06-07 19:27 10m - / -8 PY4BSC -18 / - 3 Partial capture
06-07 18:44 20m - / - I1RJP 0 / - 2 Partial capture
06-07 18:22 20m - / - I1RJP +10 / - 2 Partial capture
06-04 21:19 20m - / +3 KE2DOY -19 / - 3 Partial capture
06-04 21:15 20m - / -12 <...> -6 / - 6 Partial capture
06-04 20:22 20m - / - F4FLF -15 / - 3 Partial capture
06-04 20:22 20m -14 / -18 IR0RPER -3 / - 4 ✓ Closing observed
06-02 20:43 20m - / - I1RJP -5 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
192800  +0  726  KC5SM F1IQH JN27 (x3)
194930  -5  873  KC5SM MM0GTU -23 (x2)
195600  -8 2656  KC5SM DL1R JN58 (x4)
200415  -4 2160  KC5SM F1PPH JN07 (x2)
202145  -9 2425  KC5SM F4CPJ JN19
221400 -12 2722  KC5SM KX2B +01
221630 -13  378  KC5SM M0LAD JO02 (x2)
10m 
UTC    dB Audio  Message
192730 -18 1590  KC5SM PY4BSC R-08 (x3)
193530 -15 1239  KC5SM PY3IP -07 (x2)
202115 -15 1624  KC5SM PS8CW -16 (x2)
203315 -17 2065  KC5SM <...> -15 (x2)
204645 -23 1890  KC5SM EA3ZD JN01 (x5)
211115 -17 1464  KC5SM EA1FAW -16

Decoder S/N history by band

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