UB1CBC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KP71

Receiver-side FT8 activity involving UB1CBC, decoded by SO8OO in southeastern Poland. 372 related FT8 messages, 80 CQ messages, observed on 80m, 40m, 20m, 10m, across 15 UTC dates. Heard between 2026-05-03 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

372
Related messages
80
CQ messages
15
UTC dates heard
-3 dB
Mean decoder S/N

Bands

80m 40m 20m 10m
First seen: 2026-05-03
Last seen: 2026-07-24 10:27 UTC

Frequent QSO partners observed at SO8OO

Stations UB1CBC worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by UB1CBC

Approximate centre of KP71, decoded 2026-07-03 21:27 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 UTCBandUB1CBC S/NCounterpartCounterpart S/NMsgsCapture
07-24 12:26 10m - / -22 DL4BBY -6 / - 4 ✓ Closing fragment
07-24 12:23 10m - / - DL4BBY -12 / - 2 Partial capture
07-24 12:11 10m - / +7 RN6MA -14 / - 2 ✓ Closing fragment
07-24 12:03 10m - / - OZ5NJ 0 / - 2 Partial capture
07-03 21:25 40m -11 / - OH2BGD - / - 4 ✓ Closing fragment
07-03 21:20 40m -12 / - R1QF -19 / - 2 ✓ Closing observed
06-07 20:57 80m - / -16 EK/RX3DPK -8 / - 2 Partial capture
06-07 20:56 80m -13 / -3 R4DB -3 / +3 4 ✓ Full exchange observed
06-07 20:54 80m -18 / -6 RX6DA -5 / -2 4 ✓ Full exchange observed
06-07 20:50 80m -10 / -4 R6DOB +2 / +4 6 ✓ Full exchange observed
06-07 20:50 80m - / -6 RM5F +1 / - 2 ✓ Closing fragment
06-07 20:45 40m -8 / -7 YO9PH -4 / -6 3 ✓ Full exchange observed
06-07 20:43 40m -5 / -9 PA6VRZB -7 / +2 2 Partial capture
06-07 20:38 40m -9 / - UI6O - / +2 3 ✓ Closing fragment
06-07 20:31 40m -14 / +10 RL3QGD -12 / +8 4 ✓ Full exchange observed
06-06 15:49 10m -2 / - SP8XXX - / - 2 ✓ Closing fragment
06-06 15:46 10m -9 / - OK1FRG - / - 2 Partial capture
06-06 15:35 10m -7 / - SP7AZA - / -12 5 ✓ Closing fragment
06-06 15:22 10m -5 / - UX3HX - / - 4 Partial capture
06-06 15:19 10m -16 / - <...> - / - 2 Partial capture
06-06 15:17 10m -14 / - SV4RRK - / -11 2 Partial capture
06-06 15:16 10m -8 / - EW3FF - / - 2 ✓ Closing fragment
06-06 15:13 10m -10 / - SP5TAO - / -8 2 Partial capture
06-06 15:03 10m -16 / - EW8GT - / - 2 ✓ Closing fragment
06-03 19:21 80m - / -4 RD7O -7 / - 3 ✓ Closing fragment
06-03 19:14 40m -11 / - EX7CQ - / - 2 Partial capture
06-03 18:27 40m - / - RA6ANN -6 / - 2 Partial capture
06-03 18:25 40m -12 / - RA4ADF - / +5 3 ✓ Closing fragment
06-03 18:23 40m -13 / - R2DX - / +2 3 ✓ Closing fragment
06-03 18:21 40m -13 / - RZ4FWA - / +10 3 ✓ Closing fragment
06-03 18:14 80m - / - UA3ZUX -16 / - 2 ✓ Closing fragment
06-03 18:10 80m - / - SP3IPA -8 / - 2 Partial capture
05-30 21:42 20m - / -13 7Z1BM -6 / - 5 ✓ Closing fragment
05-30 21:24 20m - / -8 PP2JP -9 / - 2 ✓ Closing fragment
05-30 21:19 20m - / -13 LU1FIV -2 / - 2 ✓ Closing fragment
05-30 21:15 20m - / +3 CU2CN +3 / - 5 ✓ Closing fragment
05-30 20:58 20m - / - RD3TBQ -12 / - 2 ✓ Closing fragment
05-30 20:43 20m - / -10 LU8VLE -11 / - 2 Partial capture
05-30 20:19 20m - / - PT2TD +7 / - 2 ✓ Closing fragment
05-30 20:15 20m -13 / - PY6ZL - / -5 7 Partial capture
05-30 20:13 20m -10 / -1 PT2TD +2 / - 4 ✓ Closing observed
05-30 20:13 20m - / -3 CT7AIU +1 / - 4 Partial capture
05-30 20:08 20m -11 / -11 PY2APK 0 / -2 3 ✓ Full exchange observed
05-30 18:24 20m -6 / - BV7SS - / - 2 Partial capture
05-30 17:58 20m -14 / -9 R9FDE/P +4 / -6 5 ✓ Full exchange observed
05-30 17:56 20m - / +6 A61CK -2 / - 2 ✓ Closing fragment
05-30 17:55 20m -15 / - RZ4FWA -16 / +8 3 Partial capture
05-30 14:44 20m -21 / - W2N - / - 2 Partial capture
05-30 13:18 20m -9 / - UN7LEW -11 / -6 3 ✓ Full exchange observed
05-30 13:08 20m - / -8 R6AAU -14 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

10m 
UTC    dB Audio  Message
154700 -11 1553  OK1FRG UB1CBC RRR
154815  -8 1547  YO2LGK UB1CBC R-06
154945  +1  624  SP8XXX UB1CBC KP71 (x2)
120330  +2 2298  UB1CBC OZ5NJ JO45 (x2)
121100 -10 2363  UB1CBC RN6MA +07 (x2)
121830  -9 2372  UB1CBC DL4BBY JO32 (x7)
40m 
UTC    dB Audio  Message
204500  -4 2213  UB1CBC YO9PH -07
204645  -8 2213  YO9PH UB1CBC R-06 (x2)
211915 -10  965  CQ UB1CBC KP71 (x2)
212030 -19 1329  UB1CBC R1QF RR73
212045 -12  966  R1QF UB1CBC 73
212200 -16  965  UB1CBC DF9EU JO42
212245  -9  966  UB4HVA UB1CBC RRR
212400  +0  447  R2FDI UB1CBC KP71
212530 -13 1838  OH2BGD UB1CBC KP71 (x4)
212730  -6 1112  PY4WV UB1CBC KP71
80m 
UTC    dB Audio  Message
205100  -1 2358  UB1CBC R6DOB KN95 (x2)
205145 -10  336  R6DOB UB1CBC +04
205200  +3 2358  UB1CBC R6DOB R-04 (x2)
205415 -18 1444  RX6DA UB1CBC KP71
205430  -3 1444  UB1CBC RX6DA -06
205445 -17 1444  RX6DA UB1CBC R-02
205500  -7 1444  UB1CBC RX6DA RR73
205600  -2 2775  UB1CBC R4DB -03
205615 -16 2774  R4DB UB1CBC R+03
205630  -4 2775  UB1CBC R4DB RR73
205645 -10 2773  R4DB UB1CBC 73
205730  -9  336  UB1CBC EK/RX3DPK -16 (x2)
20m 
UTC    dB Audio  Message
211545  +3 1598  UB1CBC CU2CN +03 (x5)
211900  -1 2555  UB1CBC LU1FIV -13 (x2)
212400 -10 1005  UB1CBC PP2JP -08 (x2)
214245  -4 1306  UB1CBC 7Z1BM -13 (x5)
202900  -4  889  UB1CBC EA3AVS -12

Decoder S/N history by band

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