UB8FDO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: NO31

Receiver-side FT8 activity involving UB8FDO, decoded by SO8OO in southeastern Poland. 267 related FT8 messages, 7 CQ messages, observed on 80m, 40m, 20m, 10m, across 9 UTC dates. Heard between 2026-06-12 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

267
Related messages
7
CQ messages
9
UTC dates heard
-3 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-06-12
Last seen: 2026-08-18 17:36 UTC

Frequent QSO partners observed at SO8OO

Stations UB8FDO worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by UB8FDO

Approximate centre of NO31, decoded 2026-06-20 14:30 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 UTCBandUB8FDO S/NCounterpartCounterpart S/NMsgsCapture
08-18 19:36 80m - / - R6ODC -11 / - 2 Partial capture
08-01 20:12 80m - / 0 RY9C +2 / - 2 Partial capture
08-01 20:11 80m -22 / - R2AKN +3 / +8 3 ✓ Closing observed
08-01 20:10 80m - / - RA3WY +5 / - 5 Partial capture
08-01 20:10 80m -22 / -1 UA4FKT +9 / - 6 ✓ Full exchange observed
08-01 20:10 80m - / - R2EC +8 / - 5 Partial capture
06-20 16:46 40m - / - RV6AVU -10 / - 2 Partial capture
06-20 16:44 40m - / - RN3OX -11 / - 4 Partial capture
06-20 14:32 20m -12 / - SP6FME - / -14 2 ✓ Closing fragment
06-20 14:19 20m - / -8 OH2XO +2 / - 4 ✓ Closing fragment
06-20 10:56 20m - / -24 R3KCW -5 / - 3 ✓ Closing fragment
06-20 06:46 20m - / - RZ4FWA +1 / - 4 Partial capture
06-20 06:03 20m - / - UA3DPM 0 / - 2 Partial capture
06-20 05:54 20m - / - IK6DLK -2 / - 2 Partial capture
06-20 05:53 20m - / -15 YO4NF -8 / - 2 Partial capture
06-20 04:20 20m - / -19 UI8F -12 / - 2 Partial capture
06-20 04:17 20m - / - RA3RDN +8 / - 2 Partial capture
06-20 04:05 20m - / -15 RZ6CO +8 / - 2 Partial capture
06-20 04:02 20m - / - R2EC -20 / - 2 Partial capture
06-20 03:51 20m - / -10 R9CA -9 / - 3 Partial capture
06-20 03:47 20m - / -24 UA1OIZ -3 / - 3 ✓ Closing fragment
06-19 11:56 20m -13 / - OH3OJ +6 / - 2 ✓ Closing observed
06-19 11:17 20m - / -26 <...> -10 / - 2 Partial capture
06-19 10:32 20m - / +7 RN6LPC -10 / - 5 ✓ Closing fragment
06-18 14:44 20m - / - JL1SAM -9 / - 2 Partial capture
06-18 14:40 20m - / - JL1SAM -2 / - 3 Partial capture
06-18 14:39 20m - / - RG5A -1 / - 8 Partial capture
06-18 14:39 20m - / -7 UA4HY -4 / - 4 Partial capture
06-18 13:44 20m - / -9 DH2YBG -2 / - 4 ✓ Closing fragment
06-18 13:44 20m - / - OZ1KQJ +6 / - 7 Partial capture
06-18 13:36 20m - / -23 UA1ZFL +4 / - 6 ✓ Closing fragment
06-18 08:48 20m - / - I1RJP 0 / - 2 Partial capture
06-18 08:47 20m - / - RL3QGD -6 / - 2 Partial capture
06-18 07:04 20m - / - UK8GG -23 / - 2 ✓ Closing fragment
06-18 07:02 20m - / -17 R3BV -2 / - 4 ✓ Closing fragment
06-18 06:47 20m - / - RW6HP -8 / - 3 Partial capture
06-16 09:52 20m -14 / - BG9PQZ - / -16 2 Partial capture
06-16 09:49 20m -12 / -19 PA0JMV -12 / -14 4 Partial capture
06-16 09:48 20m - / - RA4HEV +1 / - 2 ✓ Closing fragment
06-16 09:45 20m - / -10 R1BDX -1 / - 3 ✓ Closing fragment
06-16 09:41 20m -10 / - BG9PQZ - / -21 2 Partial capture
06-16 09:38 20m -10 / -7 RX3DTN -7 / -9 3 ✓ Full exchange observed
06-16 09:32 20m - / - RM3TO -2 / - 3 Partial capture
06-16 09:30 20m - / -15 F6KHM +1 / - 7 Partial capture
06-16 09:30 20m - / -13 UA3ZQN +2 / - 4 ✓ Closing fragment
06-16 09:29 20m - / - RX3DRC -12 / - 2 Partial capture
06-16 09:26 20m - / -16 F8DBF -2 / - 12 Partial capture
06-16 09:21 20m - / -14 F6KHM +6 / - 7 Partial capture
06-16 09:19 20m -14 / - R9FFB - / - 2 Partial capture
06-15 13:57 20m - / -6 R8CGT -4 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

80m 
UTC    dB Audio  Message
201200  +7 1097  UB8FDO RA3WY KO81
201200 +14 1615  UB8FDO UA4FKT LO23
201215 -23 1615  UA4FKT UB8FDO +12
201230  +4  830  UB8FDO RY9C +00
201230  +7 1097  UB8FDO RA3WY KO81
201230 +11 1615  UB8FDO UA4FKT R-01
201245 -21 1615  UA4FKT UB8FDO RR73
201300  +1  830  UB8FDO RY9C +00
201300  +3 1615  UB8FDO UA4FKT 73
201300  +1 1097  UB8FDO RA3WY KO81
201300  +4  671  UB8FDO R2EC KO82 (x2)
201400  +6 1098  UB8FDO RA3WY KO81
193615 -10  615  UB8FDO R6ODC KN87 (x2)
40m 
UTC    dB Audio  Message
195915  -6  364  UB8FDO R6TA R-12 (x3)
200015 -11 2568  UB8FDO RA5AK -11 (x3)
200330  +1  787  UB8FDO UF1A R-12 (x2)
164400  -3 2814  UB8FDO RN3OX LO00 (x2)
164530 -15 1647  UB8FDO RD7LC -12
164630 -22 1669  UB8FDO RN3OX LO00
164630 -12 1408  UB8FDO RV6AVU KN94
164700 -18 1669  UB8FDO RN3OX LO00
164700  -9 1408  UB8FDO RV6AVU KN94
20m 
UTC    dB Audio  Message
105630  -2 1131  UB8FDO R3KCW R-24 (x2)
105900 -24 2012  UB8FDO UA4SJB -16
141945  +0  440  UB8FDO OH2XO KP20 (x4)
142445 -10 1188  UB8FDO R2BCZ/P KO84
142900 -12  626  R9FDE/P UB8FDO NO31
143030 -11  626  CQ UB8FDO NO31
143045 -12 1763  UB8FDO MM0HVU -19
143045  +2 2671  UB8FDO BI4XDT PM01
143130 -12  626  BA5AN UB8FDO RR73
143200 -10  626  SP6FME UB8FDO -14 (x2)
10m 
UTC    dB Audio  Message
082245 -15  923  UB8FDO A41ZZ 73

Decoder S/N history by band

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