PD3FJJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Netherlands Locator transmitted in a decoded message: JO21

Receiver-side FT8 activity involving PD3FJJ, decoded by SO8OO in southeastern Poland. 672 related FT8 messages, 382 CQ messages, observed on 40m, 20m, 10m, across 75 UTC dates. Heard between 2026-05-26 and 2026-08-24.

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

672
Related messages
382
CQ messages
75
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-05-26
Last seen: 2026-08-24 06:27 UTC

Activity Heatmap

Locator transmitted by PD3FJJ

Approximate centre of JO21, decoded 2026-08-24 08:09 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 UTCBandPD3FJJ S/NCounterpartCounterpart S/NMsgsCapture
08-24 08:10 20m - / -18 II7MGMU -12 / - 2 Partial capture
08-24 08:06 20m -4 / - <...> - / - 3 Partial capture
08-24 08:02 20m -4 / - II7MGBT - / - 4 Partial capture
08-24 07:57 20m -3 / - <...> - / -8 3 Partial capture
08-24 07:33 40m -9 / - <...> - / -6 3 Partial capture
08-24 07:27 20m +2 / - F4LHR/P - / -13 4 Partial capture
08-24 07:25 20m +1 / - <...> - / -13 5 Partial capture
08-23 21:10 20m -14 / - AC8RJ - / - 2 Partial capture
08-23 21:01 20m -9 / - WY5I - / - 5 Partial capture
08-23 20:49 40m - / -6 II7MGBT -5 / - 2 Partial capture
08-23 20:30 40m -3 / - <...> - / -3 2 Partial capture
08-23 20:12 20m 0 / - II7MGBR - / - 2 Partial capture
08-23 12:26 20m +10 / -9 OK5AG/P -7 / - 5 Partial capture
08-22 17:11 20m -2 / - YB7FII - / - 4 Partial capture
08-22 17:04 20m -3 / - 7X2KF - / -15 5 Partial capture
08-22 16:59 20m +2 / - LZ1BT - / -5 4 Partial capture
08-22 16:58 20m +6 / -7 UT5MD +12 / +5 7 ✓ Full exchange observed
08-22 16:53 20m +4 / - EA3AGF -24 / -3 3 ✓ Closing observed
08-22 16:48 20m +2 / - DL7ARV - / -1 3 ✓ Closing fragment
08-22 16:46 20m +7 / - RK3AF +2 / - 4 ✓ Closing observed
08-22 16:45 20m - / - DL7ARV 0 / - 2 Partial capture
08-21 11:06 10m -17 / -1 E70SZ -16 / -7 3 ✓ Full exchange observed
08-21 10:25 10m -14 / - <...> - / - 7 Partial capture
08-20 15:02 10m -14 / - YE1AJE - / -7 3 ✓ Closing fragment
08-20 14:42 10m -11 / - HA3HZ - / -7 5 ✓ Closing fragment
08-20 14:34 20m -9 / - R0SV/P - / -17 3 Partial capture
08-20 11:29 20m -5 / - <...> - / - 7 Partial capture
08-20 10:06 40m -18 / - HA1DUQ -18 / -14 5 ✓ Closing observed
08-20 09:50 10m -14 / - UT3SO - / - 2 ✓ Closing fragment
08-20 09:45 10m -12 / - <...> - / - 3 Partial capture
08-20 09:40 10m -8 / - <...> - / -13 6 Partial capture
08-20 09:37 10m -12 / - HG1DRC - / -20 4 ✓ Closing fragment
08-18 19:17 40m -9 / - <...> - / -18 12 Partial capture
08-18 18:27 40m -9 / - VJ6X - / -10 2 Partial capture
08-18 18:25 40m -10 / -14 SP6EFY +1 / +7 5 ✓ Full exchange observed
08-18 18:10 40m -7 / - BG7BVI - / - 5 Partial capture
08-18 11:50 20m -16 / -6 SQ1RTU -6 / -6 4 ✓ Full exchange observed
08-17 18:33 20m 0 / - <...> - / - 12 Partial capture
08-17 11:16 10m -2 / - <...> - / -11 13 Partial capture
08-16 20:21 20m -14 / - <...> - / -7 2 Partial capture
08-16 14:21 20m -10 / - BG5IOG - / - 4 Partial capture
08-16 11:40 10m -5 / - E70SZ - / -3 9 Partial capture
08-16 11:39 10m -4 / - OE3UKW - / - 2 ✓ Closing fragment
08-16 11:33 10m 0 / -7 F4FSY -19 / +1 5 ✓ Full exchange observed
08-16 11:32 10m -1 / - HG5OEV - / - 2 ✓ Closing fragment
08-16 11:30 10m -2 / - HB9RSG - / -7 2 ✓ Closing fragment
08-16 11:25 20m -8 / - AF2F - / - 2 Partial capture
08-16 11:21 20m -10 / - CR5VP - / - 2 ✓ Closing fragment
08-15 19:46 40m -6 / - <...> - / -22 17 Partial capture
08-15 19:40 40m -14 / - 8B81JB - / - 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
075745  -2 2175  <...> PD3FJJ JO21 (x2)
075830  -3 2106  PD3FJJ II7MGBT -09
075845  +2 2176  <...> PD3FJJ R-08
080130  +4 2175  KD4AP PD3FJJ JO21
080230  -7 2175  II7MGBT PD3FJJ JO21 (x4)
080600  -6 1047  <...> PD3FJJ JO21 (x3)
081015 -14  980  PD3FJJ II7MGMU -18 (x3)
40m
UTC    dB Audio  Message
192315  -9 1488  <...> PD3FJJ JO21 (x3)
100630 -19 1304  PD3FJJ HA1DUQ JN86 (x2)
100715 -20 2260  HA1DUQ PD3FJJ -14 (x2)
100800 -16 1304  PD3FJJ HA1DUQ 73
203045  +0 1291  <...> PD3FJJ JO21 (x2)
204900  -3 2065  PD3FJJ II7MGBT -06 (x2)
073330  -8  691  <...> PD3FJJ JO21 (x3)
10m
UTC    dB Audio  Message
102815 -10  997  PD3FJJ II7MGBT -02
102830 -15 2156  <...> PD3FJJ R+22
110500 -17 2151  CQ PD3FJJ JO21 (x2)
110600 -17 2153  E70SZ PD3FJJ -07
110615 -17 2153  PD3FJJ E70SZ R-01 (x2)
110830 -17 2153  CQ PD3FJJ JO21 (x2)
111000 -20 2153  OK2XCG PD3FJJ RR73
123900 -11 2154  <...> PD3FJJ JO21
185200 -23 1702  CQ PD3FJJ JO21                        a1 (x2)
185245 -24 1699  PD3FJJ DH5BM JO41
185645 -10  489  PD3FJJ IK4LZH JN54

Decoder S/N history by band

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