JH1IFS — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: PM96

Receiver-side FT8 activity involving JH1IFS, decoded by SO8OO in southeastern Poland. 107 related FT8 messages, observed on 80m, 40m, 20m, 10m, across 28 UTC dates. Heard between 2026-05-25 and 2026-08-22.

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

107
Related messages
0
CQ messages
28
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-25
Last seen: 2026-08-22 08:41 UTC

Activity Heatmap

Locator transmitted by JH1IFS

Approximate centre of PM96, decoded 2026-07-21 20:44 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 UTCBandJH1IFS S/NCounterpartCounterpart S/NMsgsCapture
08-22 10:40 10m - / -1 OZ1DJJ -8 / - 2 ✓ Closing fragment
08-20 20:18 20m -15 / - D2IM -6 / - 2 ✓ Closing observed
08-17 20:48 40m - / -12 DL3MIB +1 / - 5 ✓ Closing fragment
08-17 12:44 20m - / -8 R3KF -6 / - 2 Partial capture
08-16 20:30 40m - / - EW4DX -1 / - 4 Partial capture
08-16 20:29 40m - / -4 UT6HN +2 / - 2 Partial capture
08-16 20:29 40m - / - OH4NDU -22 / - 2 Partial capture
08-16 20:26 40m - / - LB7ZG -2 / - 5 Partial capture
08-10 20:51 40m - / -21 HB10GBT -19 / - 2 Partial capture
08-06 20:44 40m - / -14 EW8AAC -18 / - 3 Partial capture
08-06 20:39 40m - / -10 E74K -5 / - 3 Partial capture
08-06 20:17 80m - / - SV8CKM +2 / - 2 Partial capture
08-06 20:15 80m - / -11 SV8JE +4 / - 5 ✓ Closing fragment
08-02 20:02 40m - / - F5PBG -14 / - 5 Partial capture
08-02 11:05 10m - / -12 D2ACE -9 / - 2 ✓ Closing fragment
08-02 10:54 10m - / -16 D2ACE -9 / - 3 Partial capture
07-23 20:24 40m - / -16 YT2FA -15 / - 3 ✓ Closing fragment
07-23 20:22 40m - / - DL5EBS -11 / - 4 Partial capture
07-21 20:32 20m -4 / - TU5MM - / - 11 Partial capture
07-21 20:30 20m - / - LA7DMA -12 / - 2 Partial capture
07-19 20:52 20m -5 / - <...> - / -9 2 Partial capture
07-18 21:40 20m +2 / - VK5AIB - / -19 2 ✓ Closing fragment
07-18 21:37 20m -3 / - OY1R - / -20 3 Partial capture
07-18 21:35 20m 0 / - <...> - / - 3 Partial capture
07-18 21:33 20m 0 / +3 SP7ROM +9 / -21 5 ✓ Full exchange observed
07-18 21:31 20m 0 / - M0SCK -7 / -25 3 ✓ Closing observed
07-18 21:31 20m 0 / - DL9KM - / -13 2 ✓ Closing fragment
07-18 21:29 20m 0 / - F4LZZ - / -25 2 ✓ Closing fragment
07-18 21:26 20m -2 / - <...> - / - 5 Partial capture
07-11 20:38 20m -4 / - 5P0T - / - 2 Partial capture
07-08 20:41 40m - / -4 RW6HPS -12 / - 2 Partial capture
07-07 21:49 20m -8 / - UW8SM - / - 2 ✓ Closing fragment
07-07 21:30 20m -4 / - <...> - / - 2 Partial capture
07-05 20:25 20m 0 / - CR2WWA -16 / -14 4 ✓ Full exchange observed
07-05 20:11 40m - / - YT1VDA -14 / - 2 Partial capture
06-22 20:34 20m -3 / -10 D4OL -4 / -15 3 ✓ Full exchange observed
06-22 20:31 20m -18 / -2 CT3IQ -10 / -23 4 ✓ Full exchange observed
06-21 21:04 20m -19 / - TF8KW -24 / -13 2 ✓ Closing observed
06-13 09:41 10m - / +5 7Q3CM -2 / - 2 ✓ Closing fragment
06-12 19:50 20m +10 / - D4OL - / - 24 Partial capture
06-09 20:01 40m - / - E71MK +4 / - 2 Partial capture
06-09 10:26 10m - / -18 A41ZZ -13 / - 2 ✓ Closing fragment
06-05 20:46 20m - / -14 GI5RPG +14 / - 2 Partial capture
06-05 20:44 20m +20 / - A92AB - / -19 3 ✓ Closing fragment
06-02 20:23 20m +11 / - US0UB -10 / -17 6 Partial capture
06-02 20:22 20m +9 / -6 DL2MIJ +6 / -5 5 ✓ Full exchange observed
06-02 20:21 20m +6 / - OK1UOZ - / -11 2 ✓ Closing fragment
06-02 20:18 20m +4 / - TL8BNW - / -12 3 Partial capture
06-02 11:44 10m - / +3 7Q8AK -4 / - 2 ✓ Closing fragment
06-01 20:00 40m - / -23 UW5KW -1 / - 5 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
104830 -16 2276  JH1IFS 7Q9PTP RR73
114400  -3 2275  JH1IFS 7Q8AK +03 (x2)
102600 -12  924  JH1IFS A41ZZ -18 (x2)
094130  -2 1890  JH1IFS 7Q3CM +05 (x2)
105415 -10 2395  JH1IFS D2ACE -16 (x5)
103230 -12  679  JH1IFS SV2CLJ RR73
104045  -6 2995  JH1IFS OZ1DJJ -01 (x2)
20m
UTC    dB Audio  Message
203400  -2  776  TU5MM JH1IFS PM96 (x11)
124430  -7 2823  JH1IFS R3KF -08 (x2)
201800  -6 2378  JH1IFS D2IM RR73
201815 -15 2546  D2IM JH1IFS 73
40m
UTC    dB Audio  Message
202900 -21 2089  JH1IFS OH4NDU KP11
202900  -3 2932  JH1IFS LB7ZG JP50
202930 -22 2089  JH1IFS OH4NDU KP11
202930  -1 2932  JH1IFS LB7ZG JP50
202930  +2 2655  JH1IFS UT6HN -04 (x2)
203000  +3  696  JH1IFS EW4DX KO23 (x4)
204830  +0  919  JH1IFS DL3MIB JN57 (x5)
80m
UTC    dB Audio  Message
201515  +4  242  JH1IFS SV8JE KM08 (x5)
201745  +3 2678  JH1IFS SV8CKM KM08 (x2)

Decoder S/N history by band

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