IS0OZK — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Sardinia Locator transmitted in a decoded message: JM49

Receiver-side FT8 activity involving IS0OZK, decoded by SO8OO in southeastern Poland. 117 related FT8 messages, 28 CQ messages, observed on 80m, 20m, across 13 UTC dates. Heard between 2026-05-22 and 2026-08-19.

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

117
Related messages
28
CQ messages
13
UTC dates heard
-8 dB
Mean decoder S/N

Bands

80m 20m
First seen: 2026-05-22
Last seen: 2026-08-19 23:22 UTC

Frequent QSO partners observed at SO8OO

Stations IS0OZK worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by IS0OZK

Approximate centre of JM49, decoded 2026-08-20 01:22 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 UTCBandIS0OZK S/NCounterpartCounterpart S/NMsgsCapture
08-20 01:20 20m -18 / - F5RAV - / -12 2 ✓ Closing fragment
08-20 01:18 20m -22 / - W4TME - / -2 2 ✓ Closing fragment
08-20 01:16 20m -23 / - WB1BUZ - / -18 3 ✓ Closing fragment
08-20 01:12 20m -20 / - KF9UG - / -6 2 ✓ Closing fragment
08-20 01:09 20m - / -9 F1PBZ +7 / - 3 Partial capture
08-11 04:29 20m - / +2 T77BL +3 / - 2 Partial capture
08-02 02:44 20m - / - K9VB -18 / - 2 Partial capture
07-28 06:36 20m -18 / - KH6U - / -17 2 Partial capture
07-27 03:52 20m - / -8 RD3FY -19 / - 2 Partial capture
07-27 03:43 20m - / -20 VP5G -13 / - 2 Partial capture
06-13 06:06 20m 0 / - ZB2JK - / -11 2 Partial capture
06-12 06:18 20m - / - PA2EW 0 / - 2 Partial capture
06-12 06:16 20m - / - SP3EMA +3 / - 6 Partial capture
06-12 06:15 20m -5 / -5 TT1GD -14 / - 2 ✓ Closing observed
06-11 07:07 10m -16 / - 9X5KM - / - 2 Partial capture
06-11 06:57 10m -18 / - 9X5KM - / - 10 Partial capture
06-06 05:31 20m - / -17 RY6O -10 / - 2 Partial capture
06-05 03:31 20m - / -6 AF7Z 0 / - 2 ✓ Closing fragment
06-05 03:23 20m - / -16 VE7LGP -12 / - 2 Partial capture
06-05 03:15 20m - / -4 KD2EJ -12 / - 3 ✓ Closing fragment
06-04 06:26 20m -11 / - OJ0Z - / -12 4 Partial capture
06-03 06:02 20m - / - RL6MT -5 / - 3 Partial capture
06-03 05:50 20m - / - R8AU -11 / - 3 Partial capture
06-03 05:39 20m -17 / -4 R6DVV 0 / -5 3 Partial capture
05-30 00:35 20m - / -6 WD4CNO -20 / - 2 Partial capture
05-30 00:13 20m - / - EA5XC -13 / - 4 Partial capture
05-29 03:39 80m - / -16 S58N +17 / - 2 Partial capture
05-29 03:27 80m -20 / -15 DO9BAU 0 / -20 9 ✓ Full exchange observed
05-29 03:27 80m -21 / -9 EA1IOK -1 / -12 5 ✓ Full exchange observed
05-29 03:24 80m -15 / -4 IQ4JO +3 / - 4 ✓ Closing observed
05-29 03:24 80m -15 / -8 MI7XHT -18 / -14 8 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
011130 -24 1660  CQ IS0OZK JM49
011200 -19 1660  KF9UG IS0OZK -06 (x2)
011300 -20 1660  CQ IS0OZK JM49 (x2)
011600 -24 1659  WB1BUZ IS0OZK -18 (x3)
011830 -24 1658  W4TME IS0OZK -02 (x2)
012030 -18 1658  F5RAV IS0OZK -12
012100 -18 1658  CQ IS0OZK JM49
012130 -19 1658  F5RAV IS0OZK RR73
012200 -21 1657  CQ IS0OZK JM49 (x2)
10m 
UTC    dB Audio  Message
065745 -23 1656  9X5KM IS0OZK JM49 (x12)
80m 
UTC    dB Audio  Message
032900 -20 1600  DO9BAU IS0OZK -22
032915  -9 2002  IS0OZK DO9BAU R-15
032930 -19 1601  DO9BAU IS0OZK RR73
032945 -19 2254  IS0OZK MI7XHT R-11
032945  -2 2002  IS0OZK DO9BAU 73
033030 -24 1600  CQ IS0OZK JM49                        a1 (x8)
033945 +13  925  IS0OZK S58N -16 (x2)

Decoder S/N history by band

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