K4MPM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EM73

Receiver-side FT8 activity involving K4MPM, decoded by SO8OO in southeastern Poland. 156 related FT8 messages, observed on 80m, 60m, 40m, 20m, across 22 UTC dates. Heard between 2026-04-29 and 2026-07-26.

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

156
Related messages
0
CQ messages
22
UTC dates heard
-2 dB
Mean decoder S/N

Bands

First seen: 2026-04-29
Last seen: 2026-07-26 09:28 UTC

Activity Heatmap

Locator transmitted by K4MPM

Approximate centre of EM73, decoded 2026-06-24 00:58 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 UTCBandK4MPM S/NCounterpartCounterpart S/NMsgsCapture
07-26 11:27 20m - / - 9A3AUH -16 / - 2 Partial capture
07-19 22:14 20m - / -11 M8KUG -12 / - 2 Partial capture
07-19 22:10 20m - / - S56KO -11 / - 2 ✓ Closing fragment
07-04 00:05 40m - / - PE5TDM -18 / - 2 Partial capture
07-02 10:22 20m - / - G7COU -3 / - 3 Partial capture
06-24 01:00 80m - / -16 HA7TM +14 / - 4 ✓ Closing fragment
06-24 00:58 80m -24 / -15 EC3A -1 / - 3 ✓ Closing observed
06-24 00:56 80m - / -17 SP6JIU +22 / - 2 ✓ Closing fragment
06-21 12:28 20m - / -21 RA6BL -10 / - 4 Partial capture
06-18 10:14 20m - / - DC7WH -1 / - 2 Partial capture
06-18 10:11 20m - / - DC7WH +1 / - 2 Partial capture
06-16 12:58 20m - / - JH3CUL -14 / - 2 ✓ Closing fragment
06-16 11:28 20m - / -13 F4AXK -3 / - 11 ✓ Closing fragment
06-16 00:42 20m +1 / - RU4LM - / - 2 Partial capture
06-12 21:16 20m - / - PA1VW -8 / - 3 Partial capture
06-12 21:14 20m - / -9 G5TV +2 / - 3 ✓ Closing fragment
06-12 21:10 20m - / -8 E70A +21 / - 3 Partial capture
06-12 21:03 20m - / +2 M0WHP -9 / - 5 ✓ Closing fragment
06-05 10:38 20m - / - UA1ZFL -1 / - 2 Partial capture
06-05 10:24 20m - / - DL1YS -1 / - 2 Partial capture
06-05 10:20 20m -14 / - <...> - / - 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
122830 -13 2205  K4MPM RA6BL -21 (x4)
102245  -4 2989  K4MPM G7COU IO93 (x3)
221045 -13 2372  K4MPM S56KO RRR (x2)
221415 -12  909  K4MPM M8KUG IO81 (x2)
235130 -15 2000  K4MPM YU1LD KN04
112700 -16 2395  K4MPM 9A3AUH JN75 (x2)
112800 -20 2305  K4MPM F5IXN 73
40m
UTC    dB Audio  Message
235730 -14 2367  K4MPM PA3KUS JO21
235430 -13 1744  K4MPM OH5WWA -11
000545 -17 1644  K4MPM PE5TDM JO32 (x2)
80m
UTC    dB Audio  Message
005600 +22 2859  K4MPM SP6JIU -17 (x2)
005800 -24 2017  EC3A K4MPM EM73
005815  -1 1196  K4MPM EC3A -15 (x2)
010045 +15 2018  K4MPM HA7TM -16 (x4)

Decoder S/N history by band

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