OK4KD — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Czech Republic Locator transmitted in a decoded message: JO70

Receiver-side FT8 activity involving OK4KD, decoded by SO8OO in southeastern Poland. 205 related FT8 messages, 13 CQ messages, observed on 40m, 20m, 10m, across 23 UTC dates. Heard between 2026-05-21 and 2026-08-16.

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

205
Related messages
13
CQ messages
23
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-05-21
Last seen: 2026-08-16 16:24 UTC

Activity Heatmap

Locator transmitted by OK4KD

Approximate centre of JO70, decoded 2026-08-16 18:24 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 UTCBandOK4KD S/NCounterpartCounterpart S/NMsgsCapture
08-16 18:18 20m -11 / - F1PPH -15 / -15 4 Partial capture
08-16 18:17 20m - / - PD1ADA -18 / - 2 Partial capture
08-16 18:14 20m -18 / -13 JA4FKX -8 / -12 4 ✓ Full exchange observed
08-16 17:53 20m - / -8 F1ODM -9 / - 5 Partial capture
08-16 17:51 20m -9 / - LX1NO - / - 3 Partial capture
08-16 17:47 20m -8 / +8 IU1TLG -18 / - 3 ✓ Closing observed
08-16 17:45 20m - / -10 ON1DGN -16 / - 2 ✓ Closing fragment
08-16 17:41 10m - / -2 M0BEW -12 / - 2 ✓ Closing fragment
08-14 20:02 20m - / 0 EG2FPA -4 / - 2 ✓ Closing fragment
08-14 19:57 20m - / -10 EA5OL -8 / - 4 ✓ Closing fragment
08-13 18:51 20m - / -13 HB9XBY -7 / - 5 ✓ Closing fragment
08-13 18:51 20m - / - DB1EF -16 / - 2 Partial capture
08-13 18:51 20m - / -11 ON1DGN -18 / - 2 Partial capture
08-12 20:38 10m - / -19 PA4O +8 / - 3 Partial capture
08-12 20:36 10m - / -7 F4HTA -8 / - 2 ✓ Closing fragment
08-12 20:29 20m - / - F1PBZ -6 / - 3 Partial capture
08-12 20:25 20m -9 / -5 PA7TT -6 / - 3 ✓ Closing observed
08-08 20:12 40m -15 / - HG8IT -15 / - 2 ✓ Closing observed
08-08 20:11 40m -16 / - PA2KV - / 0 2 ✓ Closing fragment
08-08 20:10 40m -21 / - DL7ACA -18 / - 2 ✓ Closing observed
08-08 20:02 20m - / - F5RRS -5 / - 4 Partial capture
08-08 19:56 20m - / -10 SV2HTW -10 / - 2 ✓ Closing fragment
07-11 20:05 20m - / -4 PC2J -10 / - 3 ✓ Closing fragment
07-11 13:27 20m - / -7 EC5M -18 / - 2 ✓ Closing fragment
07-11 11:38 20m - / +2 EA4HQQ -18 / - 3 ✓ Closing fragment
07-06 17:21 20m - / -17 IK4LZH -7 / - 2 ✓ Closing fragment
07-06 17:15 20m - / -3 F4NDC -8 / - 2 ✓ Closing fragment
07-03 19:25 20m - / +7 SV2HTW +3 / - 2 Partial capture
07-03 19:19 20m - / - PE1NPS -14 / - 2 Partial capture
07-02 20:36 20m - / -5 RN6MA +3 / - 2 ✓ Closing fragment
06-23 21:58 40m -17 / - EA1IOK - / -17 2 ✓ Closing fragment
06-23 21:54 40m -16 / -7 US2YW -9 / +1 6 ✓ Full exchange observed
06-23 21:24 20m - / +6 EA5ET 0 / - 2 Partial capture
06-15 21:17 40m -7 / -4 F1IQH -14 / +6 2 Partial capture
06-15 21:16 40m - / - F4BYA -1 / - 4 Partial capture
06-15 21:15 40m -7 / -12 HA7TM +4 / +8 5 ✓ Full exchange observed
06-07 18:14 10m - / - IZ7LDC +1 / - 2 Partial capture
06-07 18:13 10m - / - EA3DYI -12 / - 2 Partial capture
06-07 17:41 10m - / -10 SV2CLJ +3 / - 2 ✓ Closing fragment
06-06 17:17 20m - / -15 F4IVG +7 / - 3 Partial capture
06-06 17:08 20m - / -13 OH3OJ -2 / - 3 ✓ Closing fragment
06-06 16:42 10m - / - RZ4FWA -6 / - 4 Partial capture
06-01 19:13 20m - / -17 UA3NFG +4 / - 4 ✓ Closing fragment
05-31 12:01 10m - / - UW5EFR -7 / - 4 Partial capture
05-31 11:59 10m - / - EB3JT -13 / - 3 ✓ Closing fragment
05-27 18:54 10m - / 0 SM0WJW -8 / - 2 ✓ Closing fragment
05-27 18:41 10m - / -16 PY1SX -10 / - 2 ✓ Closing fragment
05-27 18:38 10m - / -16 LU1DA -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
175545  -9 1223  OK4KD F1ODM -08
181400  -8  634  OK4KD JA4FKX -13
181415 -17 1224  JA4FKX OK4KD R-12
181430  -9  634  OK4KD JA4FKX RR73
181445 -19 1223  JA4FKX OK4KD 73
181715 -21 2033  OK4KD PD1ADA JO21 (x2)
181845 -15 1223  OK4KD F1PPH JN07 (x3)
182100 -11 1223  F1PPH OK4KD -15
182130  -9 1223  CQ OK4KD JO70 (x2)
182445 -12 1375  OK4KD F6EAZ JN27
182445 -13 1437  OK4KD EC3A -06
10m
UTC    dB Audio  Message
181400 -10 1231  OK4KD EA3DYI JN11
181430  +0 1237  OK4KD IZ7LDC JN80 (x2)
184115 -19 1115  OK4KD M6DHV RR73
162930 -17 1906  OK4KD F4FSY +00
203645  -7  927  OK4KD F4HTA -07 (x2)
203815  +8  864  OK4KD PA4O -19 (x2)
203915 -20 1241  OK4KD F6FHZ 73
203915  +8  864  OK4KD PA4O -19
174145 -13 1240  OK4KD M0BEW -02 (x2)
180415 -19 1236  UX2SB OK4KD RR73
180545 -16 1235  F6FHZ OK4KD -07
40m
UTC    dB Audio  Message
205915 -19 1187  OK4KD F6FHZ R+05
200830 -17 1186  CQ OK4KD JO70 (x3)
201030 -21 1186  DL7ACA OK4KD RR73
201045 -18 1187  OK4KD DL7ACA 73
201100 -15 1187  PA2KV OK4KD +00 (x2)
201215 -15 1188  OK4KD HG8IT RR73
201230 -15 1187  HG8IT OK4KD 73
201300 -16 1187  CQ OK4KD JO70 (x2)
201545  -4  486  OK4KD DR800WE +03
163645 -20 1188  OK4KD PA7D JO23
163830 -15 1189  ON4CHK/P OK4KD JO70

Decoder S/N history by band

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