KF4Y — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EL97

Receiver-side FT8 activity involving KF4Y, decoded by SO8OO in southeastern Poland. 134 related FT8 messages, observed on 40m, 20m, across 14 UTC dates. Heard between 2026-04-21 and 2026-07-18.

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

134
Related messages
0
CQ messages
14
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-04-21
Last seen: 2026-07-18 22:34 UTC

Activity Heatmap

Locator transmitted by KF4Y

Approximate centre of EL97, decoded 2026-07-19 00:28 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 UTCBandKF4Y S/NCounterpartCounterpart S/NMsgsCapture
07-19 00:32 20m -9 / -11 OK1WCF -12 / -21 5 Partial capture
07-19 00:27 20m -10 / - KJ5CYH - / - 2 Partial capture
07-19 00:23 20m -11 / - KA0OSN - / - 2 Partial capture
07-19 00:18 20m - / - PD1AC -12 / - 2 Partial capture
07-19 00:16 20m -18 / - HA9GKL - / -20 5 ✓ Closing fragment
07-18 23:39 20m - / -8 WA4FU -9 / - 3 ✓ Closing fragment
07-18 03:17 20m - / - RW9WT +2 / - 3 Partial capture
07-18 03:16 20m - / -8 IK4TVP -11 / - 4 ✓ Closing fragment
07-18 02:56 20m - / - RX9ABI 0 / - 3 Partial capture
07-18 02:46 20m - / -4 UA6YW -11 / - 2 ✓ Closing fragment
07-15 04:55 20m - / -23 R3PJ -12 / - 3 Partial capture
07-15 04:43 20m - / -14 RX6DY -20 / - 2 Partial capture
07-13 02:03 20m - / -9 R7ZL -16 / - 2 ✓ Closing fragment
07-12 03:36 20m - / -9 RX7T -14 / - 4 ✓ Closing fragment
06-29 02:41 20m -12 / - SV2KD - / -21 3 ✓ Closing fragment
06-29 02:36 20m -6 / - OK1UOZ - / +2 2 ✓ Closing fragment
06-29 02:33 20m -5 / -10 UA9JGS -6 / -23 6 ✓ Full exchange observed
06-29 02:24 20m -16 / - SV5AZK - / - 2 ✓ Closing fragment
06-29 02:22 20m -10 / - R2BQM - / -10 2 ✓ Closing fragment
06-29 02:21 20m -8 / - DK8HC - / -5 2 Partial capture
06-29 02:16 20m -9 / -8 US5HL -12 / -19 5 ✓ Full exchange observed
06-29 02:14 20m -14 / - SV5AZK - / - 3 Partial capture
06-29 02:09 20m -18 / - A71UN - / - 2 Partial capture
06-29 01:46 20m -7 / +2 UT5MD -6 / - 5 ✓ Full exchange observed
06-23 08:47 20m - / -20 DM4IG -20 / - 2 Partial capture
06-23 08:30 20m - / -18 PD1ADA -15 / - 10 Partial capture
06-23 08:23 20m - / - F1SZC -2 / - 3 Partial capture
06-23 08:21 20m - / - F4BJN -7 / - 3 Partial capture
06-23 08:11 20m - / +5 F5PGA -9 / - 4 ✓ Closing fragment
06-23 08:10 20m -15 / -3 MW7IHR -13 / -5 2 Partial capture
06-23 08:07 20m -15 / - G4IIY -16 / - 2 ✓ Closing observed
06-23 07:58 20m - / -14 SV2CWV -10 / - 3 Partial capture
06-23 07:55 20m -15 / - I4WQH - / -1 2 Partial capture
06-23 07:54 20m - / - DL2JB -10 / - 6 Partial capture
06-23 07:53 20m - / -11 DL8ZBA -18 / - 4 ✓ Closing fragment
06-20 03:28 40m - / - F6FHZ -12 / - 2 Partial capture
06-20 03:26 40m - / -7 MW9LQA -10 / - 3 ✓ Closing fragment
06-20 03:17 20m -9 / - R2EC - / 0 2 ✓ Closing fragment
06-20 03:16 20m -8 / - RA3FY - / +1 2 ✓ Closing fragment
06-20 03:13 20m - / - R9FAK -3 / - 3 Partial capture
06-20 03:13 20m -13 / - N8PFK - / -8 2 ✓ Closing fragment
06-20 03:12 20m -10 / - UT8SQ - / -5 2 ✓ Closing fragment
06-20 03:11 20m -6 / - F5PBG - / -21 2 Partial capture
06-20 03:09 20m -10 / - US5EAA - / -5 2 ✓ Closing fragment
06-20 03:07 20m -7 / - W6NUC - / -16 3 ✓ Closing fragment
06-20 03:03 20m -1 / - EI9KF - / - 2 Partial capture
06-20 03:00 20m +4 / +1 A61CK +3 / +8 7 ✓ Full exchange observed
06-20 02:41 20m -6 / - IQ9NI - / -10 3 ✓ Closing fragment
06-20 02:38 20m -8 / - EI9KF - / - 3 Partial capture
06-16 06:18 40m - / +3 F8NHF -10 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
001730 -17 2024  HA9GKL KF4Y R-20 (x2)
001845 -13  983  KF4Y PD1AC JO22 (x2)
002330 -12  559  KA0OSN KF4Y EL97 (x2)
002745 -11  559  KJ5CYH KF4Y EL97 (x2)
002945  -8  559  KC1OWN KF4Y -15
003215  -8  558  OK1WCF KF4Y -21 (x3)
003400 -10  560  KF4Y OK1WCF R-11 (x2)
003545  -9  685  KC1MMC/P KF4Y 73
40m
UTC    dB Audio  Message
061800 -10 1063  KF4Y F8NHF JO10 (x3)
062830 -11  996  KF4Y ON3ANY -17
032600 -12  970  KF4Y MW9LQA -07 (x3)
032800 -13  970  KF4Y F6FHZ JN18 (x2)
234915 -18 1532  KF4Y F4FPR IN88

Decoder S/N history by band

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