UR4UVT — FT8 activity observed at SO8OO

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

Receiver-side FT8 activity involving UR4UVT, decoded by SO8OO in southeastern Poland. 571 related FT8 messages, 75 CQ messages, observed on 40m, 20m, across 23 UTC dates. Heard between 2026-06-17 and 2026-08-22.

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

571
Related messages
75
CQ messages
23
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-06-17
Last seen: 2026-08-22 00:04 UTC

Activity Heatmap

Locator transmitted by UR4UVT

Approximate centre of KO50, decoded 2026-06-17 23:22 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 UTCBandUR4UVT S/NCounterpartCounterpart S/NMsgsCapture
08-22 02:03 20m - / -22 UN2E -6 / - 3 ✓ Closing fragment
08-21 20:37 20m - / -11 GM4VAC -11 / - 3 ✓ Closing fragment
08-21 20:18 20m - / -8 4Z5PT -10 / - 2 ✓ Closing fragment
08-21 20:05 20m - / -5 9A2AJ +15 / - 2 ✓ Closing fragment
08-21 19:55 20m - / -6 9K2GR -7 / - 2 ✓ Closing fragment
08-21 19:45 20m - / -25 ON6SAT +11 / - 3 ✓ Closing fragment
08-21 19:15 20m - / - G3EFG -2 / - 2 Partial capture
08-21 19:10 20m - / +4 F4GRW -4 / - 3 ✓ Closing fragment
08-21 18:41 20m - / -23 EB1DJ -6 / - 3 ✓ Closing fragment
08-21 18:16 20m - / - TA1BX -12 / - 2 ✓ Closing fragment
08-21 18:08 20m - / -13 SV9ANC -12 / - 2 ✓ Closing fragment
08-21 17:49 20m -6 / - G1ABR - / - 3 Partial capture
08-21 17:48 20m -8 / - SP9HAN - / - 2 Partial capture
08-21 17:39 20m -5 / - IU1FIG - / -18 4 Partial capture
08-21 17:13 20m - / - E74MW +2 / - 2 ✓ Closing fragment
08-21 17:04 20m -8 / - LZ1DB -8 / - 3 ✓ Closing observed
08-21 16:59 20m - / - SP6AXW +2 / - 4 Partial capture
08-21 16:54 20m -4 / -17 EA5GXE -1 / -18 12 ✓ Full exchange observed
08-21 16:51 20m -12 / - EX7CQ -20 / - 3 ✓ Closing observed
08-21 16:14 20m - / -12 PD4RJ -11 / - 3 ✓ Closing fragment
08-16 18:52 20m -11 / - DL70ESSEN - / -6 2 Partial capture
08-16 18:42 20m - / +5 OH8JEP -14 / - 2 ✓ Closing fragment
08-16 18:40 20m -4 / - F4HTA -10 / -5 3 ✓ Closing observed
08-16 18:18 20m -16 / - DA0LH - / - 2 Partial capture
08-16 18:11 20m -18 / - OZ9FF -14 / -9 5 ✓ Closing observed
08-16 18:08 20m -13 / -22 5P5Z -6 / -5 6 ✓ Full exchange observed
08-16 17:56 20m - / - UR5EDX +10 / - 2 Partial capture
08-16 17:52 20m - / -2 PD0MNO -14 / - 2 ✓ Closing fragment
08-16 17:49 20m - / -13 5P5Z +8 / - 2 Partial capture
08-16 17:38 20m -8 / - LX1NO - / - 3 Partial capture
08-16 17:16 20m +2 / -15 DL6CIB -6 / -17 3 Partial capture
08-15 19:54 20m - / -23 ON3NR +9 / - 3 ✓ Closing fragment
08-15 18:45 20m - / -13 CN8NS -14 / - 2 Partial capture
08-15 16:22 20m - / -10 M7NXK -10 / - 2 Partial capture
08-13 21:43 20m - / -7 4X5JK -16 / - 7 Partial capture
08-13 19:43 20m - / -1 CT7AUT -10 / - 2 ✓ Closing fragment
08-12 21:33 20m - / -15 W1AW/1 +3 / - 2 Partial capture
08-12 20:26 20m - / -25 OZ6P -5 / - 2 ✓ Closing fragment
08-12 20:15 20m - / - F5IXN -15 / - 2 Partial capture
08-12 19:55 20m - / -18 CR5VP -10 / - 7 Partial capture
08-12 19:30 20m - / -18 MD0CCE -8 / - 2 ✓ Closing fragment
08-12 18:36 20m -15 / - EG5MYC - / -11 6 ✓ Closing fragment
08-12 18:33 20m -10 / - OM7AMA - / - 4 Partial capture
08-12 18:29 20m -1 / - 9J2FI - / - 3 Partial capture
08-12 18:26 20m -16 / - OM7AMA - / - 2 Partial capture
08-12 18:21 20m -10 / - CR7BRV - / - 2 Partial capture
08-12 18:06 20m -10 / - YT2TOR - / - 2 Partial capture
08-12 17:52 20m - / -17 D2ACE -5 / - 5 ✓ Closing fragment
08-12 17:11 20m - / -15 LY1SR -12 / - 3 Partial capture
08-12 16:36 20m - / -4 A41KB -10 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
194630 +11  390  UR4UVT ON6SAT RR73
195530  -5 2246  UR4UVT 9K2GR -06 (x2)
200330  -9 2873  UR4UVT PD7PIN -14
200500 +15 2755  UR4UVT 9A2AJ -05 (x2)
201845 -12 1022  UR4UVT 4Z5PT -08 (x2)
203715 -11 2246  UR4UVT GM4VAC -11 (x3)
012200  -8 2879  UR4UVT VU2SW -15
020345  -9 2776  UR4UVT UN2E -22 (x3)
40m
UTC    dB Audio  Message
230415  +1 1206  UR4UVT DJ0MAB JN49 (x3)
232230 -16 1205  CQ UR4UVT KO50
232415 -19 1204  UR4UVT EB2EMZ IN83
000245 -14 2251  UR4UVT GM4HYG -03 (x2)
001045 -19 1485  UR4UVT ON4MAP JO20
001115  +6  538  UR4UVT IK4LZH JN54
001115 -22 1485  UR4UVT ON4MAP JO20 (x2)
001215  +4  538  UR4UVT IK4LZH JN54 (x2)
001545 -17 1474  UR4UVT SV1ENV KM18 (x2)

Decoder S/N history by band

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