IK4ISR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Italy Locator transmitted in a decoded message: JN54

Receiver-side FT8 activity involving IK4ISR, decoded by SO8OO in southeastern Poland. 64 related FT8 messages, 1 CQ messages, observed on 40m, 20m, 10m, across 13 UTC dates. Heard between 2026-05-20 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

64
Related messages
1
CQ messages
13
UTC dates heard
-9 dB
Mean decoder S/N

Bands

First seen: 2026-05-20
Last seen: 2026-08-18 18:19 UTC

Activity Heatmap

Locator transmitted by IK4ISR

Approximate centre of JN54, decoded 2026-08-18 20:10 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 UTCBandIK4ISR S/NCounterpartCounterpart S/NMsgsCapture
08-18 20:18 10m - / - IK4LZH 0 / - 4 Partial capture
08-18 20:14 10m - / - IK4LZH -4 / - 4 Partial capture
07-26 20:29 10m -9 / - CE3KLH - / - 3 Partial capture
07-26 20:23 10m -4 / - PU2GIN - / - 7 Partial capture
07-26 20:21 10m -1 / - PY9AA - / +5 4 Partial capture
07-26 20:12 10m -2 / +2 LU4MAJ -18 / -3 7 ✓ Full exchange observed
07-26 20:02 10m +2 / - PY2ERP - / -13 2 ✓ Closing fragment
07-26 19:59 10m +1 / - PY4ZDC - / -13 5 ✓ Closing fragment
07-26 19:57 10m +2 / - PY2ERP - / - 2 Partial capture
07-26 19:55 10m +2 / - PP5OB - / - 2 ✓ Closing fragment
07-25 20:02 10m -10 / - LU3CM - / -13 4 ✓ Closing fragment
07-25 19:58 10m -10 / - PV8AJ - / -5 3 ✓ Closing fragment
07-23 20:05 10m - / -10 PY7XC -12 / - 2 ✓ Closing fragment
07-05 15:12 10m -5 / - S79VU - / -5 3 Partial capture
07-05 15:03 10m +3 / - DL9KM - / - 2 ✓ Closing fragment
07-05 15:02 10m -2 / - G3TKT - / 0 2 ✓ Closing fragment
07-05 15:01 10m 0 / - HK4SAN - / -12 2 ✓ Closing fragment
07-05 14:59 10m +2 / - YB1ICC - / -8 2 ✓ Closing fragment
06-26 13:16 10m -14 / - PR2CC - / -8 7 Partial capture
06-10 20:30 10m - / -18 CD4LVF -18 / - 6 ✓ Closing fragment
06-10 20:01 10m 0 / - CD4LVF - / - 3 Partial capture
06-07 18:49 10m +6 / - PU2UQW - / - 4 Partial capture
06-07 18:46 10m +11 / - PW8GTB - / -12 3 ✓ Closing fragment
06-07 17:58 10m -7 / - PU7FEC - / -7 3 ✓ Closing fragment
06-07 17:49 10m -4 / - PV8AJ - / -1 2 ✓ Closing fragment
06-07 15:54 10m - / -11 PU3YFD -22 / - 2 ✓ Closing fragment
06-07 14:51 10m - / -16 PS8CW -14 / - 2 Partial capture
06-05 20:28 10m - / -1 CE2SV 0 / - 2 ✓ Closing fragment
06-05 19:58 10m - / -15 PS8CW -12 / - 2 ✓ Closing fragment
06-02 07:18 10m +2 / - EW6TW - / - 2 Partial capture
06-02 07:16 10m -4 / - LB2WD - / -3 2 ✓ Closing fragment
05-31 21:18 20m -8 / -9 BI4IWL -10 / -16 5 ✓ Full exchange observed
05-31 21:11 40m +12 / - ON3BLC - / -8 2 ✓ Closing fragment
05-31 21:07 40m +8 / - A61OK - / - 2 Partial capture
05-31 21:04 40m +7 / - EX7CQ - / -21 2 Partial capture
05-31 21:03 40m +12 / - EA2EED - / -8 2 ✓ Closing fragment
05-31 21:01 40m +7 / - G3EFG +3 / +1 4 ✓ Closing observed
05-31 21:00 40m +9 / - YL3CW - / - 2 Partial capture
05-31 20:57 40m +5 / +1 LB7XH +3 / - 2 ✓ Closing observed
05-28 19:44 10m - / -21 PY8ZB -19 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
202630  -3  967  PU2GIN IK4ISR JN54
202900  -1 1030  CE3KLH IK4ISR JN54 (x3)
075530  -9 1714  3B9FR IK4ISR JN54
201015 -24 1569  PU2PFH IK4ISR JN54
201145  -5  492  IK4ISR IK4LZH JN54 (x9)
20m
UTC    dB Audio  Message
211800 -10 2828  BI4IWL IK4ISR JN54
211815  -9 2827  IK4ISR BI4IWL -09
211830  -6 2829  BI4IWL IK4ISR R-16
211845 -12 2828  IK4ISR BI4IWL RR73
211900  -9 2828  BI4IWL IK4ISR 73
40m
UTC    dB Audio  Message
205800  +5  813  LB7XH IK4ISR 73
210030  +9  812  YL3CW IK4ISR JN54 (x2)
210145  +6  813  G3EFG IK4ISR JN54 (x2)
210230  +3  740  IK4ISR G3EFG RR73
210245 +10  812  G3EFG IK4ISR 73
210345 +12  811  EA2EED IK4ISR R-08 (x2)
210445  +9  812  EX7CQ IK4ISR JN54 (x2)
210730  +7  812  A61OK IK4ISR JN54 (x2)
211145 +12  812  ON3BLC IK4ISR R-08 (x2)

Decoder S/N history by band

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