JH1CTV — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JH1CTV, decoded by SO8OO in southeastern Poland. 260 related FT8 messages, observed on 40m, 20m, 10m, across 32 UTC dates. Heard between 2026-05-26 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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

260
Related messages
0
CQ messages
32
UTC dates heard
-4 dB
Mean decoder S/N

Bands

First seen: 2026-05-26
Last seen: 2026-08-23 11:37 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 UTCBandJH1CTV S/NCounterpartCounterpart S/NMsgsCapture
08-23 13:34 10m - / - ON4IQ +1 / - 7 Partial capture
08-21 19:23 40m - / -11 DM2BR +2 / - 5 Partial capture
08-21 19:22 40m - / - DB2HA +2 / - 8 Partial capture
08-21 19:11 40m - / -15 ON4IQ +14 / - 2 ✓ Closing fragment
08-19 20:01 40m - / -18 RW3QJA +3 / - 3 ✓ Closing fragment
08-19 19:52 40m - / -18 S51UN -10 / - 4 Partial capture
08-19 19:41 40m - / -22 SP6JIU +13 / - 2 ✓ Closing fragment
08-17 20:22 40m - / -18 ON4AOI 0 / - 2 ✓ Closing fragment
08-16 19:26 40m - / -17 LB7ZG 0 / - 6 ✓ Closing fragment
08-16 19:24 40m - / - DK3ME -9 / - 3 ✓ Closing fragment
08-16 19:19 40m - / - LB7ZG -2 / - 2 Partial capture
08-16 19:17 40m - / -14 SP5ROM -14 / - 2 ✓ Closing fragment
08-16 19:14 40m - / -18 SP9KM -8 / - 3 Partial capture
08-16 19:10 40m - / -13 DA0LH +2 / - 7 ✓ Closing fragment
08-16 19:06 40m - / -13 LZ1GC -6 / - 3 ✓ Closing fragment
08-16 18:54 40m - / -20 UR5SG +5 / - 4 ✓ Closing fragment
08-16 18:49 40m - / -9 OK1UG -2 / - 2 ✓ Closing fragment
08-16 18:36 40m - / -19 SQ2GXO -4 / - 3 ✓ Closing fragment
08-16 18:34 40m - / -14 SP9LCW -2 / - 2 ✓ Closing fragment
08-15 18:17 40m - / -19 IZ7NLJ -6 / - 2 Partial capture
08-15 17:53 40m - / -15 UT2PC +2 / - 2 ✓ Closing fragment
08-14 20:33 40m - / - LZ2BC -16 / - 2 Partial capture
08-14 20:15 40m - / -11 YO9BGU -11 / - 4 ✓ Closing fragment
08-11 19:40 40m - / -12 UI7N -10 / - 2 ✓ Closing fragment
08-11 19:32 40m - / -1 YT2TOR -11 / - 3 Partial capture
08-11 19:10 40m - / -17 OK2ZAW +4 / - 2 Partial capture
08-07 20:07 40m - / -5 R7BI -16 / - 2 ✓ Closing fragment
08-07 20:00 40m - / -16 LY2BUU -13 / - 3 ✓ Closing fragment
08-07 19:56 40m - / -25 EW2ZC -9 / - 5 ✓ Closing fragment
08-04 19:32 40m - / -17 YO8PS -8 / - 2 ✓ Closing fragment
07-31 21:21 20m - / -15 EC5K +6 / - 3 ✓ Closing fragment
07-29 19:34 20m - / -15 RU4F -1 / - 3 ✓ Closing fragment
07-23 19:08 20m - / -16 7Z1BM -12 / - 2 ✓ Closing fragment
07-22 19:39 20m - / - DL1R -1 / - 9 Partial capture
07-17 19:22 40m - / - R7CD -6 / - 4 Partial capture
07-17 19:22 40m - / -14 RK3AQ -9 / - 5 ✓ Closing fragment
07-17 18:50 40m - / -22 IQ4JO -4 / - 2 ✓ Closing fragment
06-29 21:34 20m - / -20 OL6WWA +4 / - 2 Partial capture
06-26 19:49 20m - / - F5PGA +6 / - 4 Partial capture
06-26 19:48 20m - / - SP2SGZ 0 / - 3 Partial capture
06-26 17:12 20m - / -19 UB6OAJ -14 / - 2 Partial capture
06-25 20:48 20m - / - IK5NKX -10 / - 5 Partial capture
06-25 20:48 20m - / -10 4Z5AY -6 / - 2 Partial capture
06-25 20:45 20m - / - IK5NKX -14 / - 2 Partial capture
06-24 21:43 20m - / -13 IQ9VG -3 / - 2 Partial capture
06-24 21:40 20m - / -14 A60PC/5 -14 / - 2 Partial capture
06-24 19:12 20m - / -23 TA2CD -10 / - 4 Partial capture
06-24 19:10 20m - / - SV8IIQ -11 / - 2 Partial capture
06-14 20:31 40m - / -16 R7BI -2 / - 4 ✓ Closing fragment
06-13 19:19 40m - / -13 R7OP +1 / - 4 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
063600  -9  395  JH1CTV RR73; JF2GYH <...> -02
090230  +1  820  JH1CTV 9X5KM -08 (x2)
133415  -1 2599  JH1CTV ON4IQ JO20 (x7)
40m
UTC    dB Audio  Message
191115 +16 2194  JH1CTV ON4IQ -15 (x2)
192215  +3 1496  JH1CTV DB2HA JO52 (x3)
192345  +1 1283  JH1CTV DM2BR JO51
192345  +0 1496  JH1CTV DB2HA JO52
192415  -3 1283  JH1CTV DM2BR R-11
192415  +0 1497  JH1CTV DB2HA JO52
192445  +4 1283  JH1CTV DM2BR R-11
192445  +2 1497  JH1CTV DB2HA JO52
192515  +4 1283  JH1CTV DM2BR R-11
192515  +3 1497  JH1CTV DB2HA JO52 (x2)
192645  +4 1283  JH1CTV DM2BR R-11
20m
UTC    dB Audio  Message
194100  -3 2723  JH1CTV DL1R JN58 (x5)
190800 -12 2633  JH1CTV 7Z1BM -16 (x2)
193415  +1 2544  JH1CTV RU4F LO23 (x3)
193745  -4 2189  JH1CTV LZ2HN RR73
212100  +6 1944  JH1CTV EC5K -15 (x3)
213115  -6  483  JH1CTV SV9/PD9VOG -15

Decoder S/N history by band

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