CT7AIU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Portugal Locator transmitted in a decoded message: IM67

Receiver-side FT8 activity involving CT7AIU, decoded by SO8OO in southeastern Poland. 1,959 related FT8 messages, 1,183 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 37 UTC dates. Heard between 2026-05-20 and 2026-08-18.

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

1,959
Related messages
1,183
CQ messages
37
UTC dates heard
-8 dB
Mean decoder S/N

Bands

80m 20m 60m 40m 10m
First seen: 2026-05-20
Last seen: 2026-08-18 19:34 UTC

Frequent QSO partners observed at SO8OO

Stations CT7AIU worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by CT7AIU

Approximate centre of IM67, decoded 2026-08-18 21:34 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 UTCBandCT7AIU S/NCounterpartCounterpart S/NMsgsCapture
08-18 21:36 60m -12 / - EA1FMJ - / - 2 ✓ Closing fragment
08-18 21:36 60m -13 / - VE1YX - / -18 3 ✓ Closing fragment
08-18 21:30 60m -12 / - EA1FMJ - / +9 2 ✓ Closing fragment
08-18 21:28 60m -11 / +9 DM4MP -12 / -3 5 ✓ Full exchange observed
08-18 21:25 60m -7 / 0 CT3MD -12 / - 5 ✓ Full exchange observed
08-18 21:15 60m -16 / -4 DH4PAP -6 / -3 5 ✓ Full exchange observed
08-18 21:10 60m -12 / -7 SP5JMA -11 / -2 8 ✓ Full exchange observed
08-18 21:09 60m -12 / +9 DC5SWL -21 / -19 5 ✓ Full exchange observed
08-18 21:05 60m -12 / -4 DL4KSD -14 / -5 5 ✓ Full exchange observed
08-18 20:59 60m -12 / +2 IW2CAK -9 / -5 5 ✓ Full exchange observed
08-18 20:58 60m -15 / - PC1TG - / -12 2 ✓ Closing fragment
08-18 20:55 60m -13 / - ON7IO - / -9 3 ✓ Closing fragment
08-18 20:52 60m -14 / - LB6OB - / +3 2 ✓ Closing fragment
08-18 20:52 60m -14 / -18 SP2RG -5 / -6 7 ✓ Full exchange observed
08-18 20:48 60m -12 / -6 G0MIE -10 / +1 8 ✓ Full exchange observed
08-18 20:48 60m -13 / - 9A3ZI -9 / 0 2 Partial capture
08-18 20:43 60m -12 / -3 M0PBZ -8 / 0 5 Partial capture
08-18 20:42 60m -11 / +2 SV1OML -11 / -2 6 ✓ Full exchange observed
08-18 20:38 60m - / -15 DF6QN -8 / - 3 ✓ Closing fragment
08-18 20:35 60m -15 / -2 DJ5UE -3 / +1 5 ✓ Full exchange observed
08-18 20:31 60m -13 / -6 SP7ROM -7 / -15 5 ✓ Full exchange observed
08-18 20:29 60m -16 / +7 ON6ZK -8 / +2 6 ✓ Full exchange observed
08-18 20:26 60m -14 / - IZ2WYA - / -4 2 ✓ Closing fragment
08-18 20:23 60m -14 / -1 OH5MNH -10 / -7 5 ✓ Full exchange observed
08-18 20:18 60m -18 / -9 SN1A -4 / 0 4 ✓ Full exchange observed
08-18 20:17 60m -14 / -6 SQ9BC +3 / -3 3 ✓ Full exchange observed
08-18 20:16 60m -14 / -1 DK7MT -12 / -15 5 ✓ Full exchange observed
08-18 20:13 60m -16 / -9 SP6EFY +1 / +3 5 ✓ Full exchange observed
08-18 20:12 60m - / - DK8FG -13 / - 2 Partial capture
08-18 20:09 60m -16 / +9 IU4PTA -12 / +2 4 ✓ Full exchange observed
08-18 20:04 60m -16 / - PA3ANG - / 0 3 ✓ Closing fragment
08-18 20:04 60m -14 / - EI9JOB - / 0 2 ✓ Closing fragment
08-18 19:59 60m - / +2 M0VPW -6 / - 2 Partial capture
08-18 19:52 60m - / +8 DL5EBS +6 / - 5 ✓ Closing fragment
08-18 19:50 60m -14 / -8 TA6B -7 / -2 5 ✓ Full exchange observed
08-18 19:49 60m -13 / 0 OE2LEX -12 / - 2 ✓ Closing observed
08-18 19:45 60m - / 0 OE2LEX -12 / - 4 Partial capture
08-18 19:44 60m - / -15 UR5KC +6 / - 3 ✓ Closing fragment
08-18 19:39 60m - / - IV3DSG -2 / - 2 ✓ Closing fragment
08-18 19:32 60m - / -10 SP4LO -13 / - 2 Partial capture
08-18 19:19 60m - / -9 LA8ZIA -13 / - 9 ✓ Closing fragment
08-18 19:19 60m - / -16 LB6LK -14 / - 5 Partial capture
08-18 19:16 60m - / -16 SP4LO -7 / - 4 Partial capture
08-18 19:11 60m - / -8 PE1BTV -8 / - 3 ✓ Closing fragment
08-18 19:06 60m - / -19 YO4FRF -15 / - 4 ✓ Closing fragment
08-17 21:35 20m - / -19 EI8HY -14 / - 4 ✓ Closing fragment
08-10 13:40 10m - / +5 F6ARS -13 / - 3 ✓ Closing fragment
08-10 12:54 10m - / -13 SV1ENV -19 / - 2 ✓ Closing fragment
08-10 12:37 10m - / -5 SV1CQN +5 / - 3 ✓ Closing fragment
08-10 12:18 10m - / -12 IZ1GTI -21 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

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

60m 
UTC    dB Audio  Message
213015 -11 1173  CQ CT7AIU IM67
213045 -11 1173  EA1FMJ CT7AIU +09 (x2)
213145 -15 1172  CQ CT7AIU IM67                        a1 (x7)
213615 -14 1173  VE1YX CT7AIU -18
213645 -11 1173  EA1FMJ CT7AIU R+16 (x2)
213745 -12 1173  VE1YX CT7AIU -08 (x2)
20m 
UTC    dB Audio  Message
212700 -12  712  CQ CT7AIU IM67 (x11)
213515 -14 2139  CT7AIU EI8HY IO63 (x4)
10m 
UTC    dB Audio  Message
195415  -8  387  HK4MD CT7AIU -10
193315  -9 1694  CT7AIU ON5CDG JO10 (x2)
121845 -20 1822  CT7AIU IZ1GTI JN35 (x3)
123745  +2  797  CT7AIU SV1CQN KM08 (x3)
125145 -21 1578  CT7AIU SV1ENV KM18 (x3)
134045 -14 1108  CT7AIU F6ARS R+05 (x3)
40m 
UTC    dB Audio  Message
203800 -17  905  CQ CT7AIU IM67
203945 -11 1589  CT7AIU DL5MKR JO60 (x2)
204045  -5  905  CT7AIU DH1BAS JO43
204045 -11 1589  CT7AIU DL5MKR R+01 (x2)
204115  -2  904  CT7AIU DH1BAS R+04 (x2)
204530 -17  905  CQ CT7AIU IM67                        a1 (x2)
210745 -15 1589  CT7AIU DL5MKR JO60 (x3)
212530 -18  905  CQ CT7AIU IM67                        a1
213345 -11  906  CT7AIU DL8MAK/P R+00

Decoder S/N history by band

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