JL1JAH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: PM95

Receiver-side FT8 activity involving JL1JAH, decoded by SO8OO in southeastern Poland. 79 related FT8 messages, 1 CQ messages, observed on 40m, 20m, 10m, across 16 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

79
Related messages
1
CQ messages
16
UTC dates heard
-3 dB
Mean decoder S/N

Bands

First seen: 2026-06-02
Last seen: 2026-08-21 13:35 UTC

Activity Heatmap

Locator transmitted by JL1JAH

Approximate centre of PM95, decoded 2026-08-21 15:23 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 UTCBandJL1JAH S/NCounterpartCounterpart S/NMsgsCapture
08-21 15:32 20m - / -22 DL8TV +12 / - 7 ✓ Closing fragment
08-21 15:28 20m - / -13 ON4IQ +16 / - 4 ✓ Closing fragment
08-21 15:13 20m - / -15 ON6AA +20 / - 2 ✓ Closing fragment
08-21 15:11 20m - / - LZ2INP -6 / - 4 Partial capture
08-21 15:08 20m - / - ON6AA +22 / - 4 Partial capture
08-12 13:52 20m - / -20 RU3QR -16 / - 4 ✓ Closing fragment
08-10 15:43 40m - / -16 UR1CCT +6 / - 5 ✓ Closing fragment
08-07 13:02 20m - / - RZ4FWA -19 / - 3 Partial capture
07-30 13:42 20m - / -12 R4FDW -19 / - 3 Partial capture
07-30 13:11 20m - / - R3GN -24 / - 2 ✓ Closing fragment
07-29 14:33 20m - / - R4HLG -9 / - 3 Partial capture
07-28 14:36 20m - / - DK8IF -2 / - 4 Partial capture
07-25 13:57 20m - / - F1PSX -8 / - 8 Partial capture
07-19 13:11 20m - / - OM0RX +8 / - 3 Partial capture
07-11 13:05 20m - / -12 UA3ON -22 / - 3 ✓ Closing fragment
06-11 10:51 10m - / -13 5H1KB +2 / - 2 Partial capture
06-11 10:48 10m - / -15 5H1KB -2 / - 2 ✓ Closing fragment
06-02 13:58 20m - / - SV2AJX +8 / - 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
151415  -3  620  JL1JAH LZ2INP KN34
151415 +20 2874  JL1JAH ON6AA 73
152345 -18 1250  CQ JL1JAH PM95                        a1
152800 +15 2594  JL1JAH ON4IQ JO20
152830  +9 2459  JL1JAH DL8TV JN49
152830 +15 2594  JL1JAH ON4IQ JO20 (x3)
153230 +13 2661  JL1JAH DL8TV JN49 (x7)
40m
UTC    dB Audio  Message
154300  +4  465  JL1JAH UR1CCT KN69 (x5)
10m
UTC    dB Audio  Message
104830  -1  585  JL1JAH 5H1KB -15 (x4)
105330  +2  585  JL1JAH RR73; RW0AR <...> -04
130600  -8  818  JL1JAH 9X5KM +01
130630  -5  818  JL1JAH RR73; JR2XOM <...> -08

Decoder S/N history by band

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