US7UC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Ukraine Locator transmitted in a decoded message: KO50

Receiver-side FT8 activity involving US7UC, decoded by SO8OO in southeastern Poland. 965 related FT8 messages, 105 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 52 UTC dates. Heard between 2026-04-25 and 2026-07-24.

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

965
Related messages
105
CQ messages
52
UTC dates heard
-5 dB
Mean decoder S/N

Bands

80m 20m 40m 10m 160m
First seen: 2026-04-25
Last seen: 2026-07-24 12:33 UTC

Frequent QSO partners observed at SO8OO

Stations US7UC worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by US7UC

Approximate centre of KO50, decoded 2026-07-18 02:43 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 UTCBandUS7UC S/NCounterpartCounterpart S/NMsgsCapture
07-24 14:31 10m - / -14 S55A -16 / - 4 Partial capture
07-24 13:57 10m - / -9 F1PBZ +6 / - 4 ✓ Closing fragment
07-24 13:45 10m - / - DO9PV -9 / - 8 Partial capture
07-24 13:31 10m - / - DK3HV -14 / - 2 Partial capture
07-22 06:11 20m - / +7 RN6MA -21 / - 2 Partial capture
07-22 06:10 20m - / -12 F1PBZ -6 / - 2 Partial capture
07-18 07:59 10m - / - ON5RZ -14 / - 4 Partial capture
07-10 05:57 20m - / +7 HB9TWU -12 / - 4 Partial capture
07-10 05:51 20m - / - RX3ASQ -12 / - 2 Partial capture
07-10 02:33 40m - / - R2AL -6 / - 4 Partial capture
07-10 02:12 80m -1 / - <...> - / -4 3 ✓ Closing fragment
07-10 02:01 80m - / -18 MM0KQC -3 / - 4 Partial capture
07-10 01:59 80m - / - F5MYK -17 / - 2 Partial capture
07-10 01:59 80m -12 / -3 LY7M +10 / -4 4 ✓ Full exchange observed
07-10 01:56 80m 0 / -2 HB9CXZ +9 / -14 5 ✓ Full exchange observed
07-10 01:50 80m - / - DO5SB +6 / - 6 Partial capture
07-05 07:44 10m - / +8 SN0WWA -15 / - 2 ✓ Closing fragment
07-05 07:26 20m - / -21 SN4WWA -17 / - 2 ✓ Closing fragment
07-04 01:43 80m +8 / -4 CR2WWA -15 / - 14 Partial capture
07-04 01:33 80m -4 / - CR2WWA - / - 2 Partial capture
07-04 01:31 80m +10 / +3 II3WWA -12 / -5 5 ✓ Full exchange observed
07-04 01:29 80m +9 / - DA0WWA -1 / -6 4 ✓ Closing observed
07-04 01:27 80m -6 / - II3WWA - / - 2 Partial capture
07-04 01:24 80m +7 / +1 3Z6I +19 / -2 6 ✓ Full exchange observed
07-04 01:20 80m +5 / -7 IR0WWA -13 / -7 5 ✓ Full exchange observed
07-03 18:24 20m - / - DL1UDO -8 / - 3 Partial capture
07-03 00:38 80m +12 / - C31KC - / - 2 Partial capture
07-03 00:33 80m +8 / +7 OH5WWA -2 / -11 5 ✓ Full exchange observed
07-03 00:30 80m +8 / - OH5WWA - / - 2 Partial capture
07-03 00:28 80m +4 / +8 SK3WWA -2 / -10 5 ✓ Full exchange observed
07-03 00:26 80m - / - UA4FKT +12 / - 3 Partial capture
07-03 00:25 80m +6 / -9 SN0WWA +6 / -15 4 ✓ Full exchange observed
07-03 00:23 80m +9 / - SK3WWA - / - 2 Partial capture
07-03 00:21 80m +12 / +6 SN4WWA +12 / -1 5 ✓ Full exchange observed
07-03 00:13 40m -14 / +9 SN2WWA -14 / -8 5 ✓ Full exchange observed
07-03 00:11 40m - / - RR73; -14 / - 3 Partial capture
07-03 00:08 40m -19 / -2 II9WWA -13 / -11 6 Partial capture
07-03 00:00 40m -16 / -1 DA0WWA -9 / -11 5 ✓ Full exchange observed
07-02 23:54 40m -16 / - SN1WWA - / - 2 Partial capture
07-02 23:52 40m - / 0 II6WWA -12 / - 2 ✓ Closing fragment
07-02 23:48 40m -15 / +7 OH5WWA -16 / -1 5 ✓ Full exchange observed
06-29 06:30 20m - / -13 GB2WWA -14 / - 2 Partial capture
06-29 06:27 20m -15 / - EM0WWA - / - 3 ✓ Closing fragment
06-29 06:25 20m -15 / - GB2WWA - / - 2 Partial capture
06-29 06:22 20m -20 / - SC9WWA - / -3 2 ✓ Closing fragment
06-29 06:13 20m -16 / - DA0WWA -1 / - 3 Partial capture
06-29 05:53 20m -14 / - SK3WWA - / - 4 Partial capture
06-29 04:48 20m - / -6 II7WWA -14 / - 2 ✓ Closing fragment
06-29 04:45 20m -13 / -5 US5HL +2 / - 2 Partial capture
06-29 04:43 20m - / +5 II7WWA -10 / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

10m 
UTC    dB Audio  Message
135715  +7  442  US7UC F1PBZ -09 (x4)
140900 -12 1842  US7UC DL8TT JO30
140930 -12 1505  US7UC PD2FS -10
141115  -9 1507  US7UC F4HQL JN29
141115  -9 1842  US7UC DL8TT JO30
141445 +10 2696  US7UC OZ5NJ JO45
143115 -14  902  US7UC S55A JN65
143115 -22 1503  US7UC IW1GB -06
143145 -15  902  US7UC S55A R-14 (x3)
143345 -20 1504  US7UC IW1GB -06
20m 
UTC    dB Audio  Message
055215 -12 1173  US7UC RX3ASQ KO95
055700 -13 1571  US7UC HB9TWU +07 (x4)
024215 -19 1604  CQ US7UC KO50 (x4)
024400 -22 1604  US7UC RN6MA -02
061045  -4 2530  US7UC F1PBZ -12 (x2)
061115 -18 1632  US7UC RN6MA +07 (x3)
40m 
UTC    dB Audio  Message
001215 -24 1593  II9WWA US7UC R-11
001300 -13  988  US7UC RR73; HA8LHT <...> +08
001345 -14 1593  SN2WWA US7UC KO50
001400 -14 1525  US7UC SN2WWA +09
001415 -13 1593  SN2WWA US7UC R-08
001430 -13 1524  US7UC RR73; WM1N <...> +00
001445 -15 1593  SN2WWA US7UC R-08
001630 -13 1525  US7UC SN2WWA RR73
010100  -4  574  US7UC CR2WWA -09
010230  -6  574  US7UC RR73; OK1WCF <...> +20
010330  -5  573  US7UC CR2WWA RR73
023315  -5 1301  US7UC R2AL KO85 (x4)
80m 
UTC    dB Audio  Message
020100  -9 1614  US7UC MM0KQC -18
020115 -10 1781  CQ US7UC KO50
020130  -8 1614  US7UC MM0KQC -18
020145 -11 1781  CQ US7UC KO50 (x3)
020300  +2 1614  US7UC MM0KQC -22
020315  -8 1781  CQ US7UC KO50
020330  +3 1614  US7UC MM0KQC -22
020345 -13 1781  CQ US7UC KO50 (x2)
021245  +1 1781  <...> US7UC KO50
021300 +13 1840  US7UC LZ01MIKU +17
021315  -3 1781  <...> US7UC R-04 (x2)

Decoder S/N history by band

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