UD8S — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Asiatic Russia Locator transmitted in a decoded message: LO71

Receiver-side FT8 activity involving UD8S, decoded by SO8OO in southeastern Poland. 6,232 related FT8 messages, 3,229 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 76 UTC dates. Heard between 2026-05-26 and 2026-08-24.

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

6,232
Related messages
3,229
CQ messages
76
UTC dates heard
-11 dB
Mean decoder S/N

Bands

80m 20m 40m 10m 160m
First seen: 2026-05-26
Last seen: 2026-08-24 03:02 UTC

Frequent QSO partners observed at SO8OO

Stations UD8S worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by UD8S

Approximate centre of LO71, decoded 2026-08-24 04:24 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 UTCBandUD8S S/NCounterpartCounterpart S/NMsgsCapture
08-24 05:01 40m - / -3 UA3RAU -4 / - 2 ✓ Closing fragment
08-24 04:55 40m - / -7 R3YK -10 / - 3 ✓ Closing fragment
08-24 04:20 40m - / -23 LA4YGA -8 / - 3 ✓ Closing fragment
08-24 04:12 40m - / +7 R8CW/4 -14 / - 2 Partial capture
08-23 20:08 160m -20 / - JA5BZL - / -5 2 Partial capture
08-23 19:52 160m - / -17 R5ZJ -9 / - 2 Partial capture
08-23 19:35 160m - / -3 SM5KNV +5 / - 3 ✓ Closing fragment
08-23 19:20 160m - / - EW8CW -2 / - 5 Partial capture
08-23 19:14 160m - / -14 HA7EG -2 / - 4 ✓ Closing fragment
08-23 19:05 160m - / +3 SM2LIY -5 / - 3 ✓ Closing fragment
08-23 18:09 160m - / -12 OH5KNL -12 / - 3 ✓ Closing fragment
08-23 07:24 20m - / -1 ON4CBK +2 / - 2 Partial capture
08-23 07:17 20m -14 / - IS0AEL - / -14 3 ✓ Closing fragment
08-23 07:13 20m -12 / - 9A2RI - / -13 5 ✓ Closing fragment
08-23 07:08 20m - / -13 DL4YBP +2 / - 2 ✓ Closing fragment
08-23 07:02 20m -10 / - TA4KO -19 / -15 3 ✓ Closing observed
08-23 07:00 20m -15 / -21 PD1JH -8 / -19 4 Partial capture
08-23 06:53 20m - / -10 DG2LA -4 / - 2 Partial capture
08-23 06:46 20m -12 / -9 EA7LGO -4 / -17 7 ✓ Full exchange observed
08-23 06:40 20m -13 / -1 UA3RBM -2 / -11 3 ✓ Full exchange observed
08-23 06:38 20m -15 / - OE9RRI -12 / -15 4 ✓ Full exchange observed
08-23 06:31 20m -12 / -4 LZ1BT -8 / - 5 ✓ Closing observed
08-23 06:28 20m -14 / - LZ1BT -4 / -11 4 Partial capture
08-23 06:18 20m - / -2 F4HQL -4 / - 4 ✓ Closing fragment
08-23 06:08 20m -10 / -18 PD2WL -10 / -13 10 ✓ Full exchange observed
08-23 06:07 20m - / -18 F4MZI -12 / - 3 Partial capture
08-23 05:55 20m - / -13 PD2WL -5 / - 10 Partial capture
08-23 05:32 20m -14 / - OE5WRO - / - 2 ✓ Closing fragment
08-23 05:23 20m - / -10 R6AAU -14 / - 2 Partial capture
08-23 05:16 20m -12 / - PA3BUD -11 / -6 3 Partial capture
08-23 05:15 20m -7 / - HB9RSG - / -17 3 ✓ Closing fragment
08-23 03:33 40m - / -19 F1PBZ +8 / - 2 Partial capture
08-22 20:35 160m - / -15 HA7TM +13 / - 3 ✓ Closing fragment
08-22 20:19 160m - / -19 9A2RD +2 / - 2 ✓ Closing fragment
08-22 20:11 160m - / -10 SM5EPO -8 / - 3 ✓ Closing fragment
08-22 19:51 160m -22 / -9 RN3RY -10 / -13 4 ✓ Full exchange observed
08-22 19:46 160m -20 / -16 SA5ACL -6 / -16 4 ✓ Full exchange observed
08-22 19:44 160m -18 / - R6AC -24 / -15 3 ✓ Closing observed
08-22 19:43 160m -17 / - JA7EVP - / -20 2 Partial capture
08-22 19:38 160m -15 / -15 RW3DW -14 / -16 5 ✓ Full exchange observed
08-22 19:36 160m -14 / - SA5ACL - / -18 2 Partial capture
08-22 19:30 160m -14 / -2 R4FET -14 / -5 4 ✓ Full exchange observed
08-22 19:17 160m - / - OK8DCC -8 / - 2 Partial capture
08-22 19:12 160m -20 / -11 RK6OQ +2 / -9 4 ✓ Full exchange observed
08-22 19:02 160m - / - DL7UKM -19 / - 2 Partial capture
08-21 20:43 160m -19 / -14 IK0MHR +4 / -7 4 ✓ Full exchange observed
08-21 20:41 160m -16 / - RA9MAI - / +5 2 ✓ Closing fragment
08-21 20:40 160m -18 / -10 DJ0CL -17 / -21 4 ✓ Full exchange observed
08-21 20:38 160m -19 / -19 G7RAU -16 / -11 5 ✓ Full exchange observed
08-21 20:34 160m - / -15 G6CUT -11 / - 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
033330  +8 2687  UD8S F1PBZ -19
041200 -13  652  UD8S R8CW/4 R+07 (x2)
041715 -22 1752  UB4FJC UD8S RR73
042030 -11 2430  UD8S LA4YGA JO48 (x3)
042315 -24 1752  CQ UD8S LO71 (x3)
045530 -10  331  UD8S R3YK KO73 (x3)
050130  -5 1097  UD8S UA3RAU R-03 (x2)
160m 
UTC    dB Audio  Message
201145 -21 1628  CQ UD8S LO71 (x15)
20m 
UTC    dB Audio  Message
071515 -18 2257  CQ UD8S LO71
071545 -10 2258  9A2RI UD8S -13 (x4)
071745 -14 2258  IS0AEL UD8S R-14 (x3)
071945 -13 2258  CQ UD8S LO71 (x4)
072315  -7 2258  DJ3JA UD8S RR73
072430  +3 2191  UD8S ON4CBK JO11 (x2)
80m 
UTC    dB Audio  Message
201515  -6 1944  OK1HWS UD8S RR73
201530  +7 1801  UD8S OK1HWS 73
201545  -7 1943  CQ UD8S LO71 (x2)
181900  +6 2249  UD8S R50RKZ +14 (x2)
202430 -17 1783  OG1AO UD8S -15
202630  -2  996  UD8S UB3LBU KO63
202830 -23 1796  UD8S RQ6Z 73
202830 +17 2705  UD8S SP2BBQ JO84 (x6)
10m 
UTC    dB Audio  Message
103815 -23 1734  UD8S PE9JAN JO22
104615  +1  489  UD8S IK4LZH JN54 (x4)
084045 -22 1257  UD8S CR7BUJ IM58 (x2)
084715 -20 1960  UD8S IN3IZQ R-10
090445  -5  959  UD8S F9SS JN18 (x2)
092645 -23 1915  UD8S IU2LXG JN55
094215 -19 1963  UD8S IU4PQN JN54
071100 -22 1700  UD8S OE5WRO JN78 (x3)

Decoder S/N history by band

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