JA0CVC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JA0CVC, decoded by SO8OO in southeastern Poland. 70 related FT8 messages, observed on 80m, 20m, across 20 UTC dates. Heard between 2026-05-24 and 2026-08-06.

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

70
Related messages
0
CQ messages
20
UTC dates heard
-4 dB
Mean decoder S/N

Bands

80m 20m
First seen: 2026-05-24
Last seen: 2026-08-06 18:37 UTC

Frequent QSO partners observed at SO8OO

Stations JA0CVC worked most often, as logged from our receiver:

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 UTCBandJA0CVC S/NCounterpartCounterpart S/NMsgsCapture
08-06 20:36 20m - / -14 CN8NS -19 / - 2 Partial capture
08-05 20:27 20m - / -21 CR5VP -3 / - 2 ✓ Closing fragment
07-06 20:52 20m - / - LZ4VR -12 / - 2 Partial capture
06-28 21:26 20m - / -14 SV5BYP -2 / - 8 ✓ Closing fragment
06-18 21:08 20m - / - LZ4VR -9 / - 2 Partial capture
06-18 21:04 20m -9 / - IQ2DB -18 / - 6 ✓ Closing observed
06-16 21:20 80m - / - GI7LOU 0 / - 4 Partial capture
06-16 20:48 20m - / -14 IK8IOI -5 / - 3 ✓ Closing fragment
06-16 20:00 20m -9 / -12 EB3JT +4 / -13 8 Partial capture
06-16 19:59 20m -12 / - S56KFV - / -14 2 Partial capture
06-16 19:52 20m -12 / -3 UN0GY +2 / +9 6 ✓ Full exchange observed
06-14 21:41 20m - / -14 US5HL +9 / - 2 Partial capture
06-13 19:56 20m - / -13 US5HL -7 / - 2 Partial capture
06-13 19:55 20m - / -10 F5RRS +2 / - 5 Partial capture
06-12 20:52 20m -22 / -13 IQ0OS -10 / - 3 ✓ Closing observed
06-01 21:16 20m -15 / - SV3CEZ - / -14 3 ✓ Closing fragment
06-01 21:06 20m -12 / - F5PPO - / -11 3 Partial capture
06-01 21:03 20m -11 / - ER3CT - / -6 3 ✓ Closing fragment
06-01 20:17 20m -3 / - US2YW - / 0 2 ✓ Closing fragment
06-01 20:14 20m -3 / - TA3ZZ +1 / -10 5 ✓ Closing observed
06-01 20:02 20m +1 / - IR8RCAM - / -9 3 Partial capture
06-01 20:01 20m 0 / - <...> - / - 2 Partial capture
06-01 19:58 20m -12 / - IQ0OS - / - 2 Partial capture
05-31 21:13 20m -10 / - TA3ZZ - / - 4 Partial capture
05-29 20:57 20m - / -18 A92AE -6 / - 3 ✓ Closing fragment
05-29 19:54 20m -5 / - A92AE - / - 4 Partial capture
05-28 20:47 20m -16 / -8 IS0RVH -6 / -10 4 ✓ Full exchange observed
05-28 20:33 20m - / -12 SV1FJR +4 / - 2 ✓ Closing fragment
05-28 20:24 20m -6 / - LZ1BT - / - 2 Partial capture
05-26 20:51 20m -6 / - <...> - / - 2 Partial capture
05-26 20:48 20m -10 / - SP0ZKR -13 / -8 3 ✓ Closing observed
05-26 20:03 20m -6 / - A61SD - / -7 3 ✓ Closing fragment
05-26 19:55 20m -11 / - OR5T - / - 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
190645 -17  981  JA0CVC SV7JAR -10
215345 -11 2577  JA0CVC F4NDC -23
205100  -4 1921  JA0CVC F5RRS JN36
205200 -10 2328  JA0CVC LZ4VR KN13 (x2)
213545  -3  484  JA0CVC SV9/PD9VOG -09
213715 -17 2312  JA0CVC IK4RUX JN54
211200  -7  570  JA0CVC 7X5CY -09 (x2)
202700  -3  420  JA0CVC CR5VP -21 (x2)
204100  -3 2977  JA0CVC MM9ODX RR73
203600 -17 1893  JA0CVC CN8NS -14 (x2)
203700 -19 1893  JA0CVC RR73; JA7OWB <...> -22
80m 
UTC    dB Audio  Message
212045  +1 2900  JA0CVC GI7LOU IO64 (x4)

Decoder S/N history by band

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