KC1ZDZ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FN42

Receiver-side FT8 activity involving KC1ZDZ, decoded by SO8OO in southeastern Poland. 137 related FT8 messages, observed on 20m, across 8 UTC dates. Heard between 2026-08-14 and 2026-08-22.

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

137
Related messages
0
CQ messages
8
UTC dates heard
-7 dB
Mean decoder S/N

Bands

20m
First seen: 2026-08-14
Last seen: 2026-08-22 21:57 UTC

Frequent QSO partners observed at SO8OO

Stations KC1ZDZ worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by KC1ZDZ

Approximate centre of FN42, decoded 2026-08-22 23:42 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 UTCBandKC1ZDZ S/NCounterpartCounterpart S/NMsgsCapture
08-22 23:56 20m - / -9 YO4NF -4 / - 2 Partial capture
08-22 23:44 20m - / -12 YO4NF +10 / - 2 Partial capture
08-22 23:42 20m -2 / - SM2OTU - / -6 2 Partial capture
08-22 23:25 20m -12 / - K7MZE - / -1 2 Partial capture
08-22 23:22 20m -8 / - CX9AU - / - 2 Partial capture
08-22 23:16 20m - / -15 YO4NF +6 / - 2 Partial capture
08-22 23:14 20m - / -14 F1POK -10 / - 4 ✓ Closing fragment
08-22 23:12 20m -11 / -18 W1E -8 / - 5 Partial capture
08-22 22:45 20m - / -17 YO4NF +12 / - 2 Partial capture
08-22 22:36 20m - / - DL3MIB +4 / - 4 Partial capture
08-22 22:29 20m - / -7 TJ1GD -8 / - 2 ✓ Closing fragment
08-22 22:14 20m - / -7 DL3EBJ +2 / - 2 ✓ Closing fragment
08-22 17:40 20m - / -16 M1DBW -13 / - 3 ✓ Closing fragment
08-22 01:37 20m - / -15 YO4NF +8 / - 2 Partial capture
08-22 01:28 20m - / -20 YO4NF +6 / - 2 Partial capture
08-22 00:44 20m - / - HB9TIH -6 / - 7 Partial capture
08-21 01:12 20m - / -14 YO4NF -7 / - 2 Partial capture
08-21 01:11 20m - / - 9A4ZM -12 / - 3 Partial capture
08-21 00:58 20m - / - DL1R +2 / - 3 Partial capture
08-21 00:55 20m - / - DH2RL 0 / - 2 Partial capture
08-21 00:51 20m - / -16 YO4NF +8 / - 2 Partial capture
08-21 00:34 20m - / -20 YO4NF -3 / - 2 Partial capture
08-21 00:31 20m - / -15 SV5BYP -6 / - 6 ✓ Closing fragment
08-21 00:27 20m - / -13 7Z1BQ -8 / - 7 Partial capture
08-20 11:34 20m - / -13 F5RMK -4 / - 5 Partial capture
08-20 11:13 20m - / -17 F5RMK -4 / - 5 Partial capture
08-20 00:55 20m - / -5 IK4TVP -12 / - 6 Partial capture
08-19 22:49 20m - / -12 I0XNH -4 / - 3 Partial capture
08-19 22:48 20m - / -4 PI4DX -14 / - 3 ✓ Closing fragment
08-17 00:56 20m - / -15 RA6FC -7 / - 2 ✓ Closing fragment
08-17 00:41 20m - / -8 DL3FH -17 / - 2 Partial capture
08-16 13:28 20m - / -16 DF3IS -14 / - 8 Partial capture
08-16 11:48 20m - / -15 F1PSX -8 / - 21 Partial capture
08-15 02:16 20m - / - IZ3EAW -16 / - 4 Partial capture
08-14 19:22 20m - / -12 MI0JZZ -10 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
232230 -10 2604  CX9AU KC1ZDZ FN42 (x2)
232500 -11 2307  K7MZE KC1ZDZ FN42 (x2)
233345 -13 1566  W3UDT KC1ZDZ R+01
233630 -11 1776  HP1RY KC1ZDZ R+00
233930 -15 2382  LA1ZN KC1ZDZ FN42
234230  -3 2791  SM2OTU KC1ZDZ FN42 (x2)
234415 +12 2788  KC1ZDZ YO4NF -12 (x2)
234800 -18 1930  KC1ZDZ DL5DQZ -05
235630 -22 1149  N7HD KC1ZDZ 73
235645  -3 1149  KC1ZDZ YO4NF -09 (x2)

Decoder S/N history by band

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