CT4VB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Portugal Locator transmitted in a decoded message: IM58

Receiver-side FT8 activity involving CT4VB, decoded by SO8OO in southeastern Poland. 70 related FT8 messages, 9 CQ messages, observed on 80m, 40m, across 5 UTC dates. Heard between 2026-08-18 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.

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Overview

70
Related messages
9
CQ messages
5
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-08-18
Last seen: 2026-08-23 20:36 UTC

Activity Heatmap

Locator transmitted by CT4VB

Approximate centre of IM58, decoded 2026-08-23 22:36 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 UTCBandCT4VB S/NCounterpartCounterpart S/NMsgsCapture
08-23 22:29 40m - / - EB1LA 0 / - 2 Partial capture
08-21 20:37 40m - / - SV8GXC -13 / - 6 Partial capture
08-21 20:29 40m -19 / - CT2HEX -5 / -10 4 ✓ Full exchange observed
08-21 20:26 40m - / - CT2HEX -4 / - 2 Partial capture
08-21 20:18 80m -18 / -25 DO1ID +11 / -16 7 Partial capture
08-21 20:15 80m - / - DO9UWE -10 / - 2 Partial capture
08-21 20:14 80m -24 / -13 DL1IP -2 / -14 4 ✓ Full exchange observed
08-20 21:55 40m - / -10 YO6LM -8 / - 2 Partial capture
08-19 21:32 80m - / -20 IK6GTF -7 / - 6 ✓ Closing fragment
08-19 21:12 40m - / +2 DL2BU -10 / - 3 Partial capture
08-19 21:05 40m - / +4 IK4LZH -6 / - 4 ✓ Closing fragment
08-19 21:03 40m - / -7 DL1IP -5 / - 3 ✓ Closing fragment
08-19 21:00 40m - / - YO6PNM -14 / - 3 Partial capture
08-19 21:00 40m - / -8 RL3T -16 / - 2 ✓ Closing fragment
08-18 20:53 40m - / -13 ON2BCB -20 / - 2 ✓ Closing fragment
08-18 20:48 40m - / -11 PD1WD -16 / - 3 Partial capture
08-18 20:41 40m - / -8 F1IQH -13 / - 3 ✓ Closing fragment
08-18 20:41 40m - / -8 F1PBZ -8 / - 4 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
202930 -19 1507  CQ CT4VB IM58                         a1
203015  -5  616  CT4VB CT2HEX IM58 (x3)
203715 -14 2282  CT4VB SV8GXC KM38 (x6)
222900  +1 1069  CT4VB EB1LA IN73 (x2)
223515 -12 1120  CQ CT4VB IM58 (x3)
80m
UTC    dB Audio  Message
213445  -6 1309  CT4VB IK6GTF 73
201445  -4 1491  CT4VB DL1IP JN49
201500 -24 1491  DL1IP CT4VB -14
201515 -13  618  CT4VB DO9UWE JO42
201515  -3 1491  CT4VB DL1IP R-13
201545  -7  618  CT4VB DO9UWE JO42
201545  +1 1491  CT4VB DL1IP 73
201730 -18  984  CQ CT4VB IM58
201815  +1  382  CT4VB DO1ID JO41
201830 -18  984  DO1ID CT4VB -16
201845 +15  382  CT4VB DO1ID R-25 (x5)

Decoder S/N history by band

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