ON3DOC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Belgium Locator transmitted in a decoded message: JO21

Receiver-side FT8 activity involving ON3DOC, decoded by SO8OO in southeastern Poland. 368 related FT8 messages, 50 CQ messages, observed on 40m, 20m, 10m, across 30 UTC dates. Heard between 2026-05-19 and 2026-08-13.

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

368
Related messages
50
CQ messages
30
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-19
Last seen: 2026-08-13 17:37 UTC

Activity Heatmap

Locator transmitted by ON3DOC

Approximate centre of JO21, decoded 2026-08-13 20:09 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 UTCBandON3DOC S/NCounterpartCounterpart S/NMsgsCapture
08-13 20:09 40m -24 / - M6RXK - / - 2 Partial capture
08-01 08:46 20m -24 / - SP9D - / +9 2 Partial capture
08-01 08:22 20m -15 / - HI8UD - / - 3 Partial capture
08-01 08:22 20m -10 / -11 IK4LZH +9 / - 4 Partial capture
07-29 13:24 40m - / - DL3DQL -10 / - 2 ✓ Closing fragment
07-17 22:11 20m - / -15 UA6YW -10 / - 3 ✓ Closing fragment
07-17 22:02 40m - / - R6FX -20 / - 2 ✓ Closing fragment
07-17 22:00 40m - / -7 HA7TM -12 / - 3 ✓ Closing fragment
07-17 22:00 40m - / - PE1NPS -13 / - 3 Partial capture
07-17 08:19 10m - / -21 IT9CMZ -21 / - 2 ✓ Closing fragment
07-13 22:22 40m -14 / - LY7T - / - 4 Partial capture
07-13 22:15 40m -22 / - SP7TF - / - 2 Partial capture
07-13 21:57 20m - / - EA1IOK -5 / - 3 Partial capture
07-13 14:08 10m -18 / - EX8ABR - / - 2 Partial capture
07-13 14:06 10m -17 / - <...> - / +8 3 Partial capture
07-13 13:58 10m -15 / - F4ACR - / - 9 Partial capture
07-10 18:53 40m - / - RK3AQ -12 / - 3 Partial capture
07-09 19:42 40m -22 / - F4JPN - / +5 2 Partial capture
07-09 19:41 40m - / - PE1NPS -9 / - 3 Partial capture
07-09 19:40 40m -19 / -10 DK0IL -22 / - 3 ✓ Closing observed
07-09 19:12 20m - / - RA6OY -8 / - 2 Partial capture
07-07 19:00 20m -22 / -11 RY7G -2 / - 3 ✓ Closing observed
07-07 18:56 20m - / - DF8TN -2 / - 3 ✓ Closing fragment
07-07 18:41 20m -16 / - DF8TN -13 / +9 4 Partial capture
07-07 18:09 20m - / -16 ON4AMP -17 / - 3 ✓ Closing fragment
07-05 20:01 20m - / - IK2ZJR -12 / - 6 Partial capture
07-04 21:46 40m - / -8 EA8UP -10 / - 3 ✓ Closing fragment
07-04 21:44 40m - / -4 TM2WWA -12 / - 2 Partial capture
07-02 20:32 20m - / -5 RN6MA +2 / - 3 ✓ Closing fragment
07-02 20:08 40m - / - DL3MIB -7 / - 6 Partial capture
07-02 20:03 40m - / -8 DL7ACA -15 / - 2 ✓ Closing fragment
07-02 20:00 40m - / -8 9A4ZM -13 / - 3 ✓ Closing fragment
07-02 19:52 40m - / -8 II3WWA -16 / - 2 ✓ Closing fragment
06-26 10:31 20m - / -14 PD0IFI -4 / - 5 ✓ Closing fragment
06-26 10:21 20m - / +2 IQ0VT -24 / - 2 ✓ Closing fragment
06-26 10:14 20m - / - DL6REX -23 / - 3 Partial capture
06-26 09:20 40m - / -15 UT4PA -9 / - 5 ✓ Closing fragment
06-25 12:28 20m - / - HA7TM -13 / - 3 Partial capture
06-25 12:21 20m - / -2 DL1R -14 / - 5 ✓ Closing fragment
06-24 05:21 20m - / -11 II0NRG -16 / - 2 ✓ Closing fragment
06-24 05:17 20m - / - RX3ASQ -20 / - 2 ✓ Closing fragment
06-23 18:45 40m - / - HB9CPT -4 / - 5 Partial capture
06-23 18:34 20m -3 / - BI8SCC - / - 3 Partial capture
06-23 18:30 20m 0 / - IK4LZH - / - 3 Partial capture
06-23 18:28 20m -4 / - 5Z4VJ - / - 4 Partial capture
06-22 09:09 20m -6 / - IK4RVY - / - 6 Partial capture
06-22 09:04 20m - / -3 F1PBZ -3 / - 2 ✓ Closing fragment
06-21 11:51 20m -4 / - IK4RVY - / - 2 Partial capture
06-21 11:46 20m -6 / - IU0KNS - / - 2 Partial capture
06-20 14:29 20m -5 / - IQ4JHE - / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
220030  -7 2734  ON3DOC F1PBZ -05
220030 -13 2495  ON3DOC PE1NPS JO22
220030 -12 1357  ON3DOC HA7TM KN07
220100 -12 2496  ON3DOC PE1NPS JO22
220100 -10 1356  ON3DOC HA7TM R-07
220130 -13 2495  ON3DOC PE1NPS JO22
220130 -13 1356  ON3DOC HA7TM 73
220230 -19 1357  ON3DOC R6FX LN14 (x2)
212630 -12 1837  ON3DOC YO9HP -07
212930 -21 1488  TA7AO ON3DOC JO21
132400 -12 1032  ON3DOC DL3DQL RR73 (x2)
200915 -23 1493  M6RXK ON3DOC JO21 (x2)
20m
UTC    dB Audio  Message
075915  -9  563  ON3DOC EA5QS IM98
221130 -12 1754  ON3DOC UA6YW -15 (x3)
082230 -10  461  IK4LZH ON3DOC JO21
082245 -15  815  HI8UD ON3DOC JO21
082245  +7  461  ON3DOC IK4LZH -11
082315 -15  813  HI8UD ON3DOC JO21
082315 +10  461  ON3DOC IK4LZH -11
082345 -16  815  HI8UD ON3DOC JO21
082345 +11  462  ON3DOC IK4LZH -11
084215 -18 2296  SP9D ON3DOC +09 (x3)
193715  -3  361  CQ ON3DOC JO21
10m
UTC    dB Audio  Message
135900 -14 1678  F4ACR ON3DOC +28 (x8)
140615 -18 1670  <...> ON3DOC JO21 (x3)
140815 -15 1777  EX8ABR ON3DOC JO21 (x2)
081915 -19 1639  ON3DOC IT9CMZ -21 (x2)

Decoder S/N history by band

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