KP4JFR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Puerto Rico Locator transmitted in a decoded message: FK68

Receiver-side FT8 activity involving KP4JFR, decoded by SO8OO in southeastern Poland. 350 related FT8 messages, 17 CQ messages, observed on 80m, 40m, 20m, 10m, across 16 UTC dates. Heard between 2026-05-27 and 2026-08-23.

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

350
Related messages
17
CQ messages
16
UTC dates heard
-10 dB
Mean decoder S/N

Bands

First seen: 2026-05-27
Last seen: 2026-08-23 18:53 UTC

Activity Heatmap

Locator transmitted by KP4JFR

Approximate centre of FK68, decoded 2026-08-21 03:24 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 UTCBandKP4JFR S/NCounterpartCounterpart S/NMsgsCapture
08-23 20:51 80m - / - YO4BXX +6 / - 4 Partial capture
08-21 03:24 40m -7 / - OJ0JR - / -12 3 ✓ Closing fragment
08-03 01:28 40m - / - UA9SAV -18 / - 2 Partial capture
08-03 01:21 40m - / -10 UA3RBM -19 / - 4 Partial capture
08-03 01:13 40m - / - UT3UW -6 / - 2 Partial capture
08-03 01:06 40m - / - RV3SBS/P -16 / - 6 Partial capture
08-03 01:04 40m - / - UT3UW -6 / - 6 Partial capture
08-03 00:31 40m - / -16 RZ6AKF -14 / - 3 Partial capture
08-03 00:17 40m - / - RV3SBS/P -19 / - 2 Partial capture
08-03 00:05 40m - / - DH3KR -14 / - 4 Partial capture
08-02 23:45 40m - / -7 RC2N -18 / - 2 Partial capture
08-02 23:41 40m - / - R2HB -18 / - 2 Partial capture
08-02 23:38 40m - / - R2HB -10 / - 2 Partial capture
08-02 23:27 40m - / - OK1TEP -23 / - 2 Partial capture
08-02 23:27 40m - / - YU2MMT -15 / - 4 Partial capture
08-02 22:57 40m - / -18 UT4VL -17 / - 3 Partial capture
08-02 22:52 40m - / - RC1C -22 / - 2 Partial capture
08-02 22:51 40m - / - IU0NAD 0 / - 4 Partial capture
08-02 22:49 40m - / -19 UT4VL -17 / - 3 Partial capture
08-02 22:45 40m - / -10 G0ANS -14 / - 2 Partial capture
08-02 22:45 40m - / -24 IU0NAD -2 / - 4 Partial capture
08-02 22:43 40m - / - R2BNC -14 / - 6 Partial capture
08-02 22:40 40m - / - IU0NAD +1 / - 4 Partial capture
08-02 22:39 40m - / -20 RV3H -16 / - 10 Partial capture
08-02 22:37 40m - / - DL8RWO -14 / - 6 Partial capture
08-02 22:37 40m - / - OZ8XZL -22 / - 2 Partial capture
08-02 22:34 40m - / -9 OH2CGU -12 / - 2 ✓ Closing fragment
08-02 22:28 40m - / -11 G0ANS -14 / - 2 Partial capture
08-02 22:26 40m - / -13 OH3NXW -7 / - 2 ✓ Closing fragment
08-02 22:23 40m - / -16 OH3NXW -6 / - 2 Partial capture
08-02 22:21 40m - / - 9A4N -2 / - 2 Partial capture
08-02 22:21 40m - / -17 DL6TK 0 / - 4 ✓ Closing fragment
08-02 22:16 40m - / -10 DL3RL +3 / - 9 ✓ Closing fragment
08-02 22:13 40m - / -12 G0ANS -14 / - 3 Partial capture
08-02 01:58 40m - / -5 W4XM -8 / - 2 ✓ Closing fragment
07-18 02:38 40m - / - R6ZQ -18 / - 3 Partial capture
07-18 02:33 40m - / - UA3ZNQ -18 / - 3 Partial capture
07-18 02:31 40m - / - RA3QM -14 / - 2 Partial capture
07-18 02:29 40m - / -16 UB6OFG -10 / - 13 ✓ Closing fragment
07-18 02:16 40m - / -11 RN6LPC -19 / - 4 ✓ Closing fragment
07-18 02:11 40m - / - EW8HP -18 / - 3 ✓ Closing fragment
07-18 02:03 40m - / - RD6OZ -17 / - 3 Partial capture
07-18 01:17 40m - / - EW8HP -18 / - 7 Partial capture
07-18 01:11 40m - / -18 UT5ZZ -11 / - 3 ✓ Closing fragment
07-18 01:04 40m - / -1 R8FB -10 / - 4 ✓ Closing fragment
07-16 01:36 40m - / - UA4CPM -6 / - 2 Partial capture
07-16 01:35 40m - / - RW6HB -6 / - 2 Partial capture
07-16 01:32 40m - / - G1DWG -5 / - 2 Partial capture
07-16 01:31 40m - / -10 US6CQ -16 / - 2 ✓ Closing fragment
07-16 01:23 40m - / -15 RN6MA -6 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

80m
UTC    dB Audio  Message
004130  -7 1420  KP4JFR SK7WS -22 (x2)
004645  +4  650  KP4JFR F1PBZ -16 (x5)
194700 -14 1854  KP4JFR DA6DE JO40
205130 +14 2646  KP4JFR YO4BXX KN44 (x4)
40m
UTC    dB Audio  Message
011400  -6  977  KP4JFR UT3UW KO50
011630 -24 1951  KP4JFR PD1LVK R-13
012100 -23 1951  KP4JFR IK6DLK JN63
012130 -20 1444  KP4JFR UA3RBM -10 (x4)
012800 -20 2007  KP4JFR UA9SAV LO81 (x2)
015100  -1  502  KP4JFR UA4CPM LO32
015800 -23 1953  KP4JFR UA9TO RR73
022030 -24 1677  KP4JFR LZ1VVD KN12
032415  -5 2417  OJ0JR KP4JFR FK68 (x3)
20m
UTC    dB Audio  Message
200300  +9 2917  KP4JFR 5B4AIF KM64 (x4)
201900  -9 1573  KP4JFR EA4CCX IN62
203300  -3  641  KP4JFR EA5TE IM99 (x2)
204200  +5 2682  KP4JFR EA1EI IN71 (x2)
205300 -11 1573  KP4JFR EA4CCX IN62
205330  -5  789  KP4JFR EA5BF IM98
205330 -11 1573  KP4JFR EA4CCX IN62 (x2)
205400  -3  789  KP4JFR EA5BF IM98
213100  -5 2370  KP4JFR EA4IXE 73
10m
UTC    dB Audio  Message
182400 -13  803  KP4JFR 9A6DQB -13 (x3)

Decoder S/N history by band

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