YT1VDA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Serbia Locator transmitted in a decoded message: KN04

Receiver-side FT8 activity involving YT1VDA, decoded by SO8OO in southeastern Poland. 2,324 related FT8 messages, 889 CQ messages, observed on 80m, 40m, 20m, across 54 UTC dates. Heard between 2026-05-28 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

2,324
Related messages
889
CQ messages
54
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-05-28
Last seen: 2026-08-24 04:57 UTC

Activity Heatmap

Locator transmitted by YT1VDA

Approximate centre of KN04, decoded 2026-08-24 06:54 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 UTCBandYT1VDA S/NCounterpartCounterpart S/NMsgsCapture
08-24 06:56 20m -12 / -13 SV1PLR -8 / - 3 ✓ Closing observed
08-24 06:54 20m -8 / -10 DK6WH -1 / -5 4 ✓ Full exchange observed
08-24 06:53 20m -14 / - RA3Y - / +1 3 ✓ Closing fragment
08-24 06:44 20m -12 / - IS0AFM - / - 3 Partial capture
08-24 06:41 20m -10 / -9 DJ3HW +10 / -14 6 ✓ Full exchange observed
08-24 06:36 20m -11 / - R6LQU -12 / 0 6 ✓ Closing observed
08-24 06:33 20m -17 / -19 HB9EXE -3 / -15 5 ✓ Full exchange observed
08-24 06:32 20m - / - F4BYA +7 / - 3 Partial capture
08-24 05:47 20m - / - F4BYA -2 / - 3 Partial capture
08-23 20:16 20m - / -7 4Z5MY +10 / - 3 Partial capture
08-23 19:44 20m - / -14 EC3A +4 / - 4 ✓ Closing fragment
08-23 19:40 20m - / -13 EI4JFB -8 / - 4 ✓ Closing fragment
08-23 15:31 20m - / - PD5N -8 / - 2 ✓ Closing fragment
08-23 15:15 20m - / - IW5ALZ -10 / - 3 Partial capture
08-23 15:13 20m - / - M0SCK -15 / - 3 Partial capture
08-23 13:55 20m - / - G7LHK -5 / - 6 Partial capture
08-23 13:55 20m -10 / -16 M0PFX -9 / -17 6 Partial capture
08-23 13:53 20m -12 / - DJ1TU -5 / +1 4 ✓ Closing observed
08-23 13:53 20m - / - M8CMG -11 / - 2 Partial capture
08-23 13:52 20m -7 / - DA1EA +14 / - 6 ✓ Full exchange observed
08-23 13:51 20m -8 / -14 EB1DJ -6 / -5 5 ✓ Full exchange observed
08-23 13:20 20m -3 / +5 F1FPM -5 / -6 3 ✓ Full exchange observed
08-23 13:18 20m -2 / - LA6RJA - / -12 4 Partial capture
08-23 13:09 20m -3 / -7 F1UNR +3 / - 8 Partial capture
08-23 11:50 20m - / - M0EGG -8 / - 4 ✓ Closing fragment
08-23 11:48 20m - / -12 OZ9FF -4 / - 6 ✓ Closing fragment
08-23 11:47 20m - / - DL5KMR -9 / - 4 Partial capture
08-23 11:46 20m - / - IK4LZH +18 / - 4 Partial capture
08-23 11:46 20m - / -13 PD0PWH -12 / - 4 ✓ Closing fragment
08-23 11:42 20m - / - PA0LDE +6 / - 5 Partial capture
08-22 18:53 20m - / - F4BYA +2 / - 4 Partial capture
08-21 07:20 20m - / - DL1R +2 / - 9 Partial capture
08-21 07:17 20m -11 / -11 F4LPO -16 / -19 6 ✓ Full exchange observed
08-21 07:15 20m - / -8 4X4DK +1 / - 3 ✓ Closing fragment
08-21 06:52 20m -12 / - OE5CCN - / - 2 Partial capture
08-21 06:50 20m -7 / - TA4INO - / - 4 Partial capture
08-21 06:47 20m -11 / -4 IZ6BYS -2 / - 4 ✓ Full exchange observed
08-21 06:46 20m -12 / -9 UZ5CA -1 / +3 6 ✓ Full exchange observed
08-21 06:42 20m -16 / - YL3FO - / -9 3 Partial capture
08-21 06:40 20m -14 / - UR5FS -1 / -4 4 Partial capture
08-21 06:40 20m -11 / - 5P1KZX - / -1 3 ✓ Closing fragment
08-21 06:37 20m -8 / - G1CSO - / -17 4 Partial capture
08-21 05:34 20m - / - 9H1FJ -3 / - 4 Partial capture
08-20 06:03 20m -14 / -11 OK1VRV -9 / +6 7 ✓ Full exchange observed
08-19 11:00 20m - / -15 G7EVY -24 / - 2 Partial capture
08-19 10:54 20m - / -12 RA4CEH/P -19 / - 3 ✓ Closing fragment
08-19 10:44 20m - / -13 I4KYO -20 / - 2 Partial capture
08-19 10:39 20m - / +6 PE1MTT -16 / - 3 ✓ Closing fragment
08-19 10:34 20m - / -9 M7JVT -14 / - 2 ✓ Closing fragment
08-19 10:12 20m - / - R4FDW -14 / - 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
064345 -14 1649  CQ YT1VDA KN04
064415 -13 1648  IS0AFM YT1VDA KN04 (x3)
065230  -9 1647  TA7AO YT1VDA KN04
065300 -12 1647  RA3Y YT1VDA KN04 (x3)
065430  -8 1647  DK6WH YT1VDA KN04
065445  -4 1383  YT1VDA DK6WH -10
065500  -7 1647  DK6WH YT1VDA R-05
065515  +2 1383  YT1VDA DK6WH RR73
065645 -11 2306  YT1VDA SV1PLR -13 (x2)
065730 -12 1647  SV1PLR YT1VDA 73
40m
UTC    dB Audio  Message
200000  -8 1434  IU7DLD YT1VDA RR73
200030  -7 1434  M0LEX YT1VDA KN04 (x3)
191900 -17 1534  CQ YT1VDA KN04
191915  -5  437  YT1VDA IK4LZH JN54
191930 -20 1534  CQ YT1VDA KN04
191945  -2  437  YT1VDA IK4LZH JN54
191945 -11 1297  YT1VDA HA5AZD JN97
192015  -1  437  YT1VDA IK4LZH JN54
192015 -12 1299  YT1VDA HA5AZD R+03
192030 -18 1535  HA5AZD YT1VDA RR73
192045  -4  437  YT1VDA IK4LZH JN54
192045  -7 1302  YT1VDA HA5AZD 73
192100 -16 1535  8Z1IT YT1VDA -14
80m
UTC    dB Audio  Message
213700  +6 1441  EA4BPO YT1VDA 73
213730  +8 1441  CQ YT1VDA KN04
184415  -4 1560  R3DMS YT1VDA KN04
184515  -9 1455  UA3VVA YT1VDA KN04 (x4)
184815  -6 1455  RV9FF YT1VDA -08
184915  -5 1455  DO1MYK YT1VDA KN04 (x3)
185115  -6 1514  CQ YT1VDA KN04 (x4)

Decoder S/N history by band

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