US5ZFT — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Ukraine Locator transmitted in a decoded message: KN57

Receiver-side FT8 activity involving US5ZFT, decoded by SO8OO in southeastern Poland. 233 related FT8 messages, 56 CQ messages, observed on 80m, 40m, 20m, 10m, across 35 UTC dates. Heard between 2026-05-24 and 2026-08-21.

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

233
Related messages
56
CQ messages
35
UTC dates heard
-5 dB
Mean decoder S/N

Bands

First seen: 2026-05-24
Last seen: 2026-08-21 19:44 UTC

Activity Heatmap

Locator transmitted by US5ZFT

Approximate centre of KN57, decoded 2026-08-21 21:44 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 UTCBandUS5ZFT S/NCounterpartCounterpart S/NMsgsCapture
08-21 21:36 20m -2 / - HH2JR - / -14 4 Partial capture
08-21 21:33 20m -1 / -21 ZV8R -18 / -10 3 Partial capture
08-21 17:05 10m - / -6 DN9DA -12 / - 3 Partial capture
08-21 14:27 10m - / -1 DO9MKN +5 / - 7 Partial capture
08-21 14:21 10m - / - F4JJS +2 / - 4 Partial capture
08-21 14:19 10m - / - F4IDN -1 / - 3 Partial capture
08-21 13:41 10m -15 / - SP5DC - / -11 2 ✓ Closing fragment
08-20 17:19 80m - / - UA4FKT +10 / - 4 Partial capture
08-19 18:22 80m - / - UA4FKT -2 / - 2 Partial capture
08-19 18:20 80m +3 / -1 EN35UKR -24 / -14 3 Partial capture
08-18 18:03 80m - / - UA4FKT +5 / - 3 Partial capture
08-17 19:35 80m +1 / +2 EN35UKR -14 / - 6 Partial capture
08-12 22:22 20m -18 / - VA3SOA - / -11 2 Partial capture
08-11 19:10 20m -18 / - TT1GD - / -12 2 Partial capture
08-11 18:55 40m -8 / - <...> - / -8 2 Partial capture
08-11 18:40 80m +10 / - RA1AUS/P - / -1 3 Partial capture
08-08 19:46 80m - / - UA4FKT +8 / - 3 Partial capture
08-08 19:46 80m - / -2 EN35UKR -3 / - 2 ✓ Closing fragment
08-07 16:40 20m - / -4 PD0PWH -10 / - 3 Partial capture
08-05 19:09 80m +5 / -1 OM7FS +12 / -5 5 ✓ Full exchange observed
08-05 19:07 80m +5 / -2 UR5WBO -2 / -16 6 ✓ Full exchange observed
08-04 21:35 80m +3 / -14 TN8GD -9 / -14 10 ✓ Full exchange observed
08-04 18:12 40m -9 / - <...> - / -7 6 Partial capture
08-04 16:50 40m -6 / - JI1AVY - / -11 3 ✓ Closing fragment
08-04 16:42 40m -10 / - VJ6X - / -17 4 ✓ Closing fragment
07-25 20:56 20m - / - SV1EKI -4 / - 6 Partial capture
07-14 21:54 20m - / - NZ2X -13 / - 2 ✓ Closing fragment
07-14 21:00 20m - / -4 EA6C 0 / - 3 ✓ Closing fragment
07-14 20:53 20m - / - EA6C -9 / - 4 Partial capture
07-11 21:59 40m -15 / - TJ1GD/P - / -16 6 ✓ Closing fragment
07-05 22:17 20m -12 / - CR2WWA - / -11 3 Partial capture
07-05 21:09 20m -8 / - GB2WWA - / -3 3 ✓ Closing fragment
07-05 21:05 20m -16 / - II2WWA - / -12 2 ✓ Closing fragment
07-05 19:52 20m -11 / -16 II1WWA -20 / -7 4 ✓ Full exchange observed
07-05 19:46 40m -5 / - GB2WWA - / -20 2 Partial capture
07-05 19:41 40m -5 / -6 OK8UQ -7 / - 6 ✓ Closing observed
07-05 19:38 40m -1 / - SN4WWA - / -10 3 Partial capture
07-04 19:03 40m - / - RR73; +2 / - 2 Partial capture
07-04 18:53 40m - / -3 TM2WWA -11 / - 2 ✓ Closing fragment
07-04 18:46 40m - / -4 E70SZ -8 / - 3 ✓ Closing fragment
07-04 18:37 80m +11 / - SN3WWA - / -3 3 ✓ Closing fragment
07-02 19:14 10m -15 / - TM2WWA - / -18 3 ✓ Closing fragment
06-30 15:45 10m +7 / - KP4WWA - / -16 2 Partial capture
06-30 15:27 10m +5 / - SP2DRP - / -8 2 ✓ Closing fragment
06-30 15:24 10m - / - RW6HP -12 / - 6 Partial capture
06-30 15:22 10m +5 / - OM3CUP - / -1 2 ✓ Closing fragment
06-30 15:18 10m -5 / - LU1VDF - / -22 3 ✓ Closing fragment
06-30 15:05 10m - / - RW6HP -12 / - 3 Partial capture
06-30 14:56 10m - / - RW6HP -14 / - 3 Partial capture
06-15 20:14 10m - / -4 SV2CLJ -9 / - 6 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
213645  -7 1052  HH2JR US5ZFT -14 (x4)
213915  +3 1052  CQ DX US5ZFT KN57 (x11)
10m
UTC    dB Audio  Message
142000  -1 2752  US5ZFT F4IDN IN97
142130  +2  949  US5ZFT F4JJS JN19 (x4)
142730  +7 2512  US5ZFT DO9MKN JO42 (x7)
170530 -12  973  US5ZFT DN9DA JN48 (x3)
80m
UTC    dB Audio  Message
182045  +4 1664  EN35UKR US5ZFT KN57
182100 -24 1665  US5ZFT EN35UKR -01
182115  +2 1664  EN35UKR US5ZFT R-14
182200  -1 1663  US5ZFT UA4FKT LO23 (x2)
171530  +5  810  <EN35UKR> US5ZFT -05
171800 +10  810  CQ DX US5ZFT KN57 (x3)
171915 +10  807  US5ZFT UA4FKT LO23
171930  +8  808  CQ DX US5ZFT KN57
171945  +9  807  US5ZFT UA4FKT LO23
172000  +8  808  CQ DX US5ZFT KN57
172015 +11  807  US5ZFT UA4FKT LO23 (x2)
40m
UTC    dB Audio  Message
165100  -4 1099  JI1AVY US5ZFT -11 (x2)
181200 -12 1099  <...> US5ZFT -07 (x6)
181445  -2  973  US5ZFT EN35UKR R-15
185530  -6 1252  <...> US5ZFT -08 (x2)
185615 -16 1912  US5ZFT EN35UKR R-07
190000  -9 1251  CQ DX US5ZFT KN57
211700  +6  988  US5ZFT EN35UKR R-16
233545 -11  704  OZ8XZL US5ZFT RR73

Decoder S/N history by band

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