OK4KOP — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Czech Republic Locator transmitted in a decoded message: JN89

Receiver-side FT8 activity involving OK4KOP, decoded by SO8OO in southeastern Poland. 438 related FT8 messages, 158 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 29 UTC dates. Heard between 2026-05-21 and 2026-08-18.

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

438
Related messages
158
CQ messages
29
UTC dates heard
-5 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-05-21
Last seen: 2026-08-18 16:25 UTC

Frequent QSO partners observed at SO8OO

Stations OK4KOP worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by OK4KOP

Approximate centre of JN89, decoded 2026-08-18 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 UTCBandOK4KOP S/NCounterpartCounterpart S/NMsgsCapture
08-18 18:25 40m -6 / - OE9NET -9 / +10 3 ✓ Closing observed
08-18 18:22 40m -8 / - OK7MZ - / - 5 Partial capture
08-18 18:17 40m -8 / - JA0LFV - / -19 3 ✓ Closing fragment
08-18 18:12 40m -6 / - ZL1VAH - / -19 8 ✓ Closing fragment
08-18 18:08 40m -5 / - VJ6X - / - 6 Partial capture
08-18 17:57 40m +6 / - HA8RC -19 / +8 5 ✓ Closing observed
08-18 17:27 40m +1 / - ON3MOH/P - / -14 9 Partial capture
08-18 16:45 40m -2 / - ON3MOH/P - / -2 2 ✓ Closing fragment
08-18 16:26 40m - / - R6LQU -10 / - 2 Partial capture
08-18 16:23 40m -4 / - SP9MIV - / -21 4 ✓ Closing fragment
08-16 09:56 40m -5 / - S56OA/P - / -16 4 Partial capture
08-16 09:13 40m -4 / - DK5UR - / +7 4 ✓ Closing fragment
08-16 08:55 40m -5 / - DM2DS/P - / -13 4 ✓ Closing fragment
08-16 08:45 40m -4 / - DL0ALW - / -15 19 Partial capture
08-16 08:36 40m -2 / - DM5R/P - / -14 4 ✓ Closing fragment
08-16 08:31 40m -4 / - SQ2RBY/P - / -5 3 ✓ Closing fragment
08-16 08:01 40m -1 / - DL0LGT - / -14 11 ✓ Closing fragment
08-16 07:56 40m -1 / - DA0OIE -22 / -13 5 ✓ Closing observed
08-16 07:44 40m -5 / - SQ9SZ - / -21 12 Partial capture
08-09 11:16 40m -2 / - PD0PHA - / -19 3 ✓ Closing fragment
08-09 10:40 40m -2 / - DK5UR - / - 3 ✓ Closing fragment
08-09 10:37 40m -7 / - DK5UR - / - 3 Partial capture
08-09 10:32 40m -8 / - DB4SNK - / -15 2 Partial capture
08-09 10:29 40m -16 / - PA3GHJ - / -1 2 Partial capture
08-06 18:03 20m - / -14 RX6FN -6 / - 5 ✓ Closing fragment
08-06 17:53 20m - / - PD2WL -15 / - 2 ✓ Closing fragment
08-02 18:08 60m - / -1 SQ9BC 0 / - 2 Partial capture
08-02 18:00 40m - / - OK1CT -12 / - 3 Partial capture
08-02 17:56 40m - / -13 SQ2MFM -18 / - 2 Partial capture
07-29 04:36 20m - / -17 CT1BFP -10 / - 3 ✓ Closing fragment
07-24 07:34 20m - / -10 GJ0KYZ -3 / - 2 ✓ Closing fragment
07-24 07:23 20m - / - PD3LKN -15 / - 5 Partial capture
07-24 07:03 20m - / -17 UX0ZAB -10 / - 2 ✓ Closing fragment
07-24 07:00 20m - / - UX0ZAB -14 / - 2 Partial capture
07-24 06:47 20m - / +3 IQ4JO +2 / - 3 ✓ Closing fragment
07-20 04:38 20m - / -12 TA4INO -18 / - 2 Partial capture
07-20 04:23 20m - / -10 F5RRS -12 / - 3 ✓ Closing fragment
07-19 20:04 20m -4 / - 9A3AUH -6 / - 4 ✓ Closing observed
07-19 20:04 20m +1 / - BG4OOO - / -16 2 Partial capture
07-19 19:58 20m +5 / - ON/DO9RAI - / -9 2 Partial capture
07-19 19:53 20m -6 / - TA2ED - / -3 2 ✓ Closing fragment
07-19 19:53 20m 0 / - OK1WCF -1 / -11 4 Partial capture
07-19 19:50 20m +6 / - EX8ABR - / - 3 Partial capture
07-19 19:48 20m +1 / - TL8GD - / - 4 Partial capture
07-19 19:42 20m -2 / - BA8BLK - / -9 2 ✓ Closing fragment
07-19 19:39 20m -2 / - DS5USH - / -8 4 ✓ Closing fragment
07-19 19:37 20m +1 / - OS9T - / -3 4 ✓ Closing fragment
07-19 18:43 40m -2 / - SQ9JTI - / -15 8 ✓ Closing fragment
07-19 18:39 80m +9 / +7 DL2RN -18 / - 5 ✓ Closing observed
07-19 18:38 80m +4 / - SQ9LOJ +9 / - 5 ✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
181500  -9 1033  ZL1VAH OK4KOP R-19 (x4)
181730  -7 1033  JA0LFV OK4KOP JN89 (x3)
182215  -7 1191  OK7MZ OK4KOP JN89 (x5)
182515  -8 1191  OE9NET OK4KOP R+10
182530  -9  403  OK4KOP OE9NET RR73
182545  -5 1191  OE9NET OK4KOP 73
20m 
UTC    dB Audio  Message
073430  -2  779  OK4KOP GJ0KYZ RR73
043615  -8  942  OK4KOP CT1BFP IM59 (x3)
041945 -17 2104  OK4KOP RW9MZ MO74
172715 -17  943  OK4KOP PD3LKN 73
174745 -18 1165  OK4KOP R4FES 73
175345 -15 1325  OK4KOP PD2WL JO22 (x2)
180215 -10  915  OK4KOP G8ANJ IO91
180315 -10 2437  OK4KOP RX6FN LN14 (x5)
60m 
UTC    dB Audio  Message
041700 -14 1162  CQ OK4KOP JN89 (x3)
041815 -18 1405  OK4KOP HA5DI JN97
041830  -8 1162  CQ OK4KOP JN89
041845 -21 1405  OK4KOP HA5DI JN97
041900  -5 1162  HA5DI OK4KOP -02
041915 -12 1405  OK4KOP HA5DI R-04
041930  -8 1162  HA5DI OK4KOP RR73
041945 -10 1405  OK4KOP HA5DI 73
042130  -7 1162  CQ OK4KOP JN89 (x3)
180830  -5 1350  OK4KOP SQ9BC -01 (x2)
80m 
UTC    dB Audio  Message
183600  +6 1005  OE3BHM OK4KOP +13
183615  +3 1004  OK4KOP OE3BHM R+07
183630  +6 1005  OE3BHM OK4KOP RR73
183645  +4 1004  OK4KOP OE3BHM 73
183800  +5 1005  CQ OK4KOP JN89
183815 +10 2300  OK4KOP SQ9LOJ JO90
183830  +5 1005  SQ9LOJ OK4KOP +19
183845  +9 2300  OK4KOP SQ9LOJ R+21
183900  +4 1005  SQ9LOJ OK4KOP RR73
183915  +8 2300  OK4KOP SQ9LOJ 73
183915 -19 2010  OK4KOP DL2RN JN68 (x3)
184030  +9 1005  DL2RN OK4KOP RR73
184045 -18 2011  OK4KOP DL2RN 73
10m 
UTC    dB Audio  Message
064545 -20 1519  OK4KOP R3IDH +13 (x2)
152615  +6 2787  OK4KOP F1PBZ +03 (x3)
152815  -9  838  OK4KOP EA3JEZ JN11 (x2)

Decoder S/N history by band

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