JA0FVU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JA0FVU, decoded by SO8OO in southeastern Poland. 692 related FT8 messages, 183 CQ messages, observed on 20m, 10m, across 38 UTC dates. Heard between 2026-05-24 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

692
Related messages
183
CQ messages
38
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-24
Last seen: 2026-08-21 22:24 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 UTCBandJA0FVU S/NCounterpartCounterpart S/NMsgsCapture
08-22 00:23 20m - / - WD4OBP -20 / - 2 Partial capture
08-14 21:24 20m - / -19 EA3RT -8 / - 3 ✓ Closing fragment
08-10 22:29 20m - / - SV5BYP -18 / - 3 Partial capture
08-10 21:59 20m - / - SV5BYP -17 / - 7 Partial capture
08-07 22:31 20m - / - DL1R +2 / - 8 Partial capture
08-05 22:26 20m - / -16 DD6CS -22 / - 4 Partial capture
08-04 09:07 20m - / - CT3MD -5 / - 6 Partial capture
08-03 13:21 20m - / -13 RU3QR -18 / - 2 ✓ Closing fragment
08-03 13:17 20m - / -19 R2DN -9 / - 3 ✓ Closing fragment
08-03 13:16 20m - / - DL1R -3 / - 7 Partial capture
08-03 09:12 20m - / -11 F5NBQ -13 / - 3 Partial capture
07-26 21:11 20m - / -17 RA6OF -22 / - 3 ✓ Closing fragment
07-26 21:03 20m - / -18 DL2FCK -16 / - 4 ✓ Closing fragment
07-26 21:02 20m - / -19 ON3FGC +4 / - 3 ✓ Closing fragment
07-24 14:38 20m - / - SQ2JSE -2 / - 2 Partial capture
07-24 14:31 20m - / - PD1ADA -13 / - 6 Partial capture
07-24 14:18 20m - / - PD1LVK -15 / - 2 Partial capture
07-24 14:16 20m - / - IW1PVQ -18 / - 3 Partial capture
07-24 14:12 20m - / -7 UR5AB +3 / - 3 ✓ Closing fragment
07-24 14:11 20m - / - HA3YA -11 / - 3 Partial capture
07-24 14:08 20m - / -15 F6CAX -6 / - 5 Partial capture
07-24 13:57 20m - / - F6CAX -9 / - 5 Partial capture
07-24 13:47 20m - / -8 UX4AA -11 / - 3 ✓ Closing fragment
07-24 13:46 20m - / -7 SA5IYA -18 / - 2 ✓ Closing fragment
07-24 13:42 20m - / -7 SA5IYA -20 / - 2 Partial capture
07-23 14:12 20m - / -7 F1ODM -16 / - 2 ✓ Closing fragment
07-23 14:09 20m - / -10 IU1JFI -17 / - 3 ✓ Closing fragment
07-23 14:04 20m - / - PD3RAH -16 / - 2 Partial capture
07-23 14:01 20m - / - PD3LKN -12 / - 4 Partial capture
07-23 13:54 20m - / -7 PD0DEX -22 / - 3 Partial capture
07-23 13:54 20m - / - PA7CV -17 / - 3 Partial capture
07-23 13:53 20m - / -15 LZ1VVD -8 / - 2 ✓ Closing fragment
07-23 13:50 20m - / - PA7CV -14 / - 2 Partial capture
07-23 13:46 20m - / - PA7CV -12 / - 3 Partial capture
07-23 13:46 20m - / - PD1SL -3 / - 3 Partial capture
07-23 13:43 20m - / - PD3LKN -17 / - 4 Partial capture
07-23 13:35 20m - / - DB2VS -12 / - 5 Partial capture
07-22 09:35 20m - / - RV3ZK -2 / - 2 Partial capture
07-22 09:32 20m - / - R2GFD -14 / - 2 ✓ Closing fragment
07-22 09:01 20m - / -14 PA5WK -8 / - 2 Partial capture
07-21 21:54 20m - / - F4MBU -13 / - 2 Partial capture
07-19 22:58 20m - / -16 CR7BRV -6 / - 2 ✓ Closing fragment
07-16 21:17 20m - / -2 IS0AEL 0 / - 2 Partial capture
07-16 21:12 20m - / -22 G0ORC -9 / - 2 Partial capture
07-15 22:23 20m - / - SV2SCB -17 / - 2 Partial capture
07-15 22:22 20m - / -15 SV5BYP -19 / - 5 Partial capture
07-13 22:07 20m - / +2 IV3DSG 0 / - 2 Partial capture
07-09 15:07 20m - / - F6IJT -18 / - 3 Partial capture
07-09 15:04 20m - / - EA3HKA -9 / - 2 Partial capture
07-09 15:01 20m - / - F6IJT -15 / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
215930 -14 1821  JA0FVU SV5BYP KM46 (x10)
212400 -13 2320  JA0FVU EA3RT -19 (x3)
002300 -20 2080  JA0FVU WD4OBP FM16 (x2)
10m
UTC    dB Audio  Message
130000  +0 2893  JA0FVU ON6MVR JO10

Decoder S/N history by band

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