PD9MK — FT8 activity observed at SO8OO

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

Receiver-side FT8 activity involving PD9MK, decoded by SO8OO in southeastern Poland. 58 related FT8 messages, 14 CQ messages, observed on 20m, 10m, across 11 UTC dates. Heard between 2026-06-02 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

58
Related messages
14
CQ messages
11
UTC dates heard
-11 dB
Mean decoder S/N

Bands

First seen: 2026-06-02
Last seen: 2026-08-21 18:06 UTC

Activity Heatmap

Locator transmitted by PD9MK

Approximate centre of JO21, decoded 2026-07-25 10:41 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 UTCBandPD9MK S/NCounterpartCounterpart S/NMsgsCapture
08-13 10:39 10m - / -21 E75W -11 / - 9 Partial capture
07-25 10:18 10m -20 / - RX9ABI - / -2 2 ✓ Closing fragment
07-22 12:51 20m - / -1 F4FEX -19 / - 2 ✓ Closing fragment
07-18 20:12 10m - / -10 YO9PH -8 / - 2 ✓ Closing fragment
07-10 13:41 20m -23 / - AE6CH - / -15 2 Partial capture
07-10 13:36 20m - / -11 F5IXN -20 / - 3 ✓ Closing fragment
07-10 13:30 20m - / +2 IZ4AIF -13 / - 2 Partial capture
07-10 13:27 20m - / -6 UR4QWW -11 / - 3 Partial capture
06-20 16:36 10m - / -7 EB5HRZ -6 / - 2 ✓ Closing fragment
06-20 16:31 10m - / -11 IQ4JO +4 / - 2 ✓ Closing fragment
06-20 16:28 10m - / -13 PP5GP -15 / - 2 ✓ Closing fragment
06-17 19:18 20m - / -11 R1TAX -9 / - 3 ✓ Closing fragment
06-17 19:10 20m -9 / -7 BI4XDT +8 / 0 6 ✓ Full exchange observed
06-17 19:08 20m -13 / -8 RV9WJP +1 / -6 6 ✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
103815 -22 2096  CQ PD9MK JO21 (x2)
104245 -24 2096  DL4GHS PD9MK RR73
151400  -4 2746  PD9MK 9J2FI RR73
103700 -24 1810  PD9MK EA5JGR -01
103900 -15 2395  PD9MK E75W -21 (x9)
200615 -21 1999  PD9MK ON3MV R-19
20m
UTC    dB Audio  Message
191915  -6  553  PD9MK R1TAX 73
191945 +19 2920  PD9MK IQ4JO JN63
132745  -6 1872  PD9MK UR4QWW R-06 (x3)
133045 -11  797  PD9MK IZ4AIF JN54 (x2)
133630 -20 2131  PD9MK F5IXN JN23 (x3)
134145 -24 2130  AE6CH PD9MK -15 (x2)
123415 -24 1727  CQ PD9MK JO21
125130 -22 1687  PD9MK F4FEX R-01 (x2)

Decoder S/N history by band

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