DN9BT — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO40

Receiver-side FT8 activity involving DN9BT, decoded by SO8OO in southeastern Poland. 637 related FT8 messages, 296 CQ messages, observed on 10m, across 54 UTC dates. Heard between 2026-05-24 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

637
Related messages
296
CQ messages
54
UTC dates heard
-8 dB
Mean decoder S/N

Bands

10m
First seen: 2026-05-24
Last seen: 2026-08-22 08:22 UTC

Activity Heatmap

Locator transmitted by DN9BT

Approximate centre of JO40, decoded 2026-08-23 14:40 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 UTCBandDN9BT S/NCounterpartCounterpart S/NMsgsCapture
08-23 14:39 10m -11 / - HA3HM - / - 3 Partial capture
08-23 13:56 10m -4 / - 3B9FR - / - 4 Partial capture
08-23 13:32 10m -14 / - VP8NO - / - 6 Partial capture
08-22 13:42 10m -4 / - DO1ID - / -24 3 ✓ Closing fragment
08-22 13:38 10m -18 / - MM1JWF - / -9 4 ✓ Closing fragment
08-22 13:36 10m -19 / - M7GFJ - / - 2 ✓ Closing fragment
08-22 12:44 10m -21 / - DL9FCK - / - 2 Partial capture
08-22 12:42 10m -11 / - F4HTA - / -20 3 ✓ Closing fragment
08-22 12:39 10m -2 / - GB1TMH - / -3 2 ✓ Closing fragment
08-22 12:37 10m -11 / - F4JYA/P - / -10 3 ✓ Closing fragment
08-22 12:33 10m -10 / - OZ1PDE - / -1 6 ✓ Closing fragment
08-22 12:31 10m -12 / - F4JYA/P - / - 4 Partial capture
08-22 12:29 10m -12 / - HA8RC - / -8 3 ✓ Closing fragment
08-22 12:22 10m -10 / - II7MGBT - / - 2 Partial capture
08-22 12:19 10m -20 / - IR7MGGC - / +2 2 Partial capture
08-22 10:29 10m -2 / - DN9JGL - / - 9 Partial capture
08-22 10:24 10m +12 / - OZ1DJJ - / -15 3 ✓ Closing fragment
08-22 10:13 10m +1 / - JJ1RDX - / - 2 Partial capture
08-22 10:11 10m -7 / - <...> - / -11 2 Partial capture
08-22 10:10 10m -10 / - OM0AFM - / - 2 Partial capture
08-22 10:06 10m -8 / +8 DL80NRW -7 / -17 3 Partial capture
08-21 19:37 10m -22 / - CX3DMP - / -9 2 ✓ Closing fragment
08-21 19:34 10m -22 / - EB5RCA - / -7 2 ✓ Closing fragment
08-21 19:33 10m -20 / - LU1EEP - / -7 2 Partial capture
08-21 19:29 10m -9 / - LU1DOJ - / -16 3 Partial capture
08-21 17:01 10m -7 / - DG4SBZ - / - 3 Partial capture
08-21 16:57 10m -8 / - YO4ASD - / -9 2 ✓ Closing fragment
08-21 16:51 10m -5 / - EA4ECT - / -14 5 ✓ Closing fragment
08-21 16:41 10m -2 / - DB4SNK - / - 7 Partial capture
08-21 16:05 10m +9 / -17 F5NAA +6 / -14 5 ✓ Full exchange observed
08-21 16:03 10m -2 / - DN9WES - / - 2 Partial capture
08-21 15:59 10m +4 / - CT1BQN - / - 3 Partial capture
08-21 15:56 10m +2 / - G8BKE - / -13 4 ✓ Closing fragment
08-21 15:53 10m +4 / - CT1BQN - / - 2 Partial capture
08-21 15:51 10m 0 / - SQ8AA - / +1 3 ✓ Closing fragment
08-21 15:47 10m 0 / - DL7JLC - / - 2 Partial capture
08-21 15:46 10m +6 / - G8YPE - / -9 3 ✓ Closing fragment
08-21 15:43 10m +3 / - DK9KW - / - 2 Partial capture
08-21 15:40 10m -3 / - DN9WES - / - 4 Partial capture
08-21 15:37 10m -2 / - DR9P - / -23 2 ✓ Closing fragment
08-21 15:34 10m -2 / - ES1KK - / -23 4 Partial capture
08-21 15:34 10m - / - DF7EE -8 / - 5 Partial capture
08-21 15:28 10m -7 / - DN9WES - / - 8 Partial capture
08-21 15:25 10m -2 / - F1FPK/P - / -16 4 ✓ Closing fragment
08-21 15:24 10m -6 / - HA7JDU - / - 2 Partial capture
08-21 15:23 10m -4 / - HF7X - / -1 2 ✓ Closing fragment
08-21 15:19 10m -5 / - DK9KW - / - 4 Partial capture
08-21 14:44 10m -16 / - <...> - / -18 7 Partial capture
08-21 14:41 10m -6 / - OE1OGU - / -5 2 ✓ Closing fragment
08-21 14:30 10m -6 / - PD1GOL - / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
134230  -4  453  DO1ID DN9BT R-24 (x2)
133200 -10 2338  VP8NO DN9BT JO40 (x6)
135615  -1 2661  3B9FR DN9BT JO40 (x4)
143900 -11 1047  HA3HM DN9BT JO40 (x3)

Decoder S/N history by band

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