JK1NPH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JK1NPH, decoded by SO8OO in southeastern Poland. 54 related FT8 messages, observed on 40m, 20m, 10m, across 18 UTC dates. Heard between 2026-05-31 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

54
Related messages
0
CQ messages
18
UTC dates heard
-4 dB
Mean decoder S/N

Bands

First seen: 2026-05-31
Last seen: 2026-08-24 12:32 UTC

Activity Heatmap

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 UTCBandJK1NPH S/NCounterpartCounterpart S/NMsgsCapture
08-24 14:32 20m - / -19 ON4AOI +4 / - 2 ✓ Closing fragment
08-22 19:05 20m - / -14 DG7GZ +14 / - 2 ✓ Closing fragment
08-22 18:39 20m - / -13 ON8BB +7 / - 3 ✓ Closing fragment
08-21 15:20 20m - / -22 US2YW -10 / - 2 ✓ Closing fragment
08-20 19:21 20m - / -15 ON4IQ +24 / - 4 ✓ Closing fragment
08-18 14:51 20m - / -13 4L7T -10 / - 2 Partial capture
08-15 18:42 40m - / -16 UA4FKT -3 / - 4 ✓ Closing fragment
08-15 17:15 20m - / - UN7GBX -14 / - 2 Partial capture
08-15 14:04 20m - / - ON4IQ +6 / - 3 Partial capture
08-15 13:55 20m - / -3 RK4FF -14 / - 2 ✓ Closing fragment
08-12 13:45 20m - / -14 UK7AL -20 / - 2 ✓ Closing fragment
08-01 16:22 20m - / -20 UB4CJS -18 / - 3 Partial capture
07-25 17:53 20m - / -3 CN2DX +1 / - 3 ✓ Closing fragment
07-19 18:10 20m - / - PE1KYP -20 / - 2 Partial capture
07-18 19:40 40m - / -19 RZ4AT -18 / - 2 ✓ Closing fragment
06-13 20:39 40m - / -18 D2UY -8 / - 2 ✓ Closing fragment
05-31 16:38 20m - / -19 TL8BNW +1 / - 2 ✓ Closing fragment
05-30 13:29 20m -12 / - 9N2WF - / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
174945  -6 2789  JK1NPH R6DJR -13
192145 +26 2702  JK1NPH ON4IQ JO20 (x4)
151345 -12 3003  <...> JK1NPH R-20
152045  -8 2927  JK1NPH US2YW R-22 (x2)
183915  +6 2927  JK1NPH ON8BB JO21 (x3)
190530 +12 2928  JK1NPH DG7GZ -14 (x2)
143215  +4  692  JK1NPH ON4AOI -19 (x2)
40m
UTC    dB Audio  Message
203900  -9 2520  JK1NPH D2UY -18 (x2)
194045 -19 2083  JK1NPH RZ4AT R-19 (x2)
181630  -6  275  JK1NPH UW5ZM KN57
181700  -1 2895  JK1NPH UA4FKT LO23 (x5)
10m
UTC    dB Audio  Message
131215  +1  813  JK1NPH 7Z1DR RR73

Decoder S/N history by band

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