DD3HEA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO31

Receiver-side FT8 activity involving DD3HEA, decoded by SO8OO in southeastern Poland. 138 related FT8 messages, 33 CQ messages, observed on 20m, across 22 UTC dates. Heard between 2026-06-20 and 2026-08-20.

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

138
Related messages
33
CQ messages
22
UTC dates heard
-9 dB
Mean decoder S/N

Bands

20m
First seen: 2026-06-20
Last seen: 2026-08-20 17:05 UTC

Activity Heatmap

Locator transmitted by DD3HEA

Approximate centre of JO31, decoded 2026-08-20 19:05 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 UTCBandDD3HEA S/NCounterpartCounterpart S/NMsgsCapture
08-20 18:16 20m -13 / +5 M7JVT +10 / +3 3 Partial capture
08-20 18:12 20m -17 / - BH4THI - / - 2 Partial capture
08-20 18:00 20m - / -18 IS0KNG -6 / - 2 ✓ Closing fragment
08-20 17:56 20m - / -17 R7OV -4 / - 3 ✓ Closing fragment
08-20 17:53 20m +1 / - JA6TXU - / -2 2 ✓ Closing fragment
08-20 17:50 20m -4 / -12 JH3KCW -6 / -1 4 ✓ Full exchange observed
08-19 17:46 20m - / -12 UA3VVA -16 / - 2 Partial capture
08-19 17:44 20m - / -15 CT1BFP -10 / - 3 ✓ Closing fragment
08-12 16:55 20m -6 / - OK2VCR - / -2 2 ✓ Closing fragment
08-12 16:54 20m -11 / - OE8RPK - / -14 2 Partial capture
08-12 16:48 20m -11 / +8 IZ2ACM -12 / +2 3 ✓ Full exchange observed
08-12 16:47 20m -11 / - DL1BBO - / -6 2 Partial capture
08-12 16:46 20m -10 / - F5MXH - / +9 2 ✓ Closing fragment
08-12 16:34 20m -22 / - 9M2DGA - / - 2 Partial capture
08-12 15:52 20m -15 / -18 RU3QR -20 / -11 3 ✓ Full exchange observed
08-09 17:44 20m - / -8 CS8ABF -17 / - 2 ✓ Closing fragment
08-05 17:17 20m - / -14 RX9ABI +2 / - 3 ✓ Closing fragment
08-03 17:43 20m -18 / - F4PCM - / +5 2 ✓ Closing fragment
07-24 16:00 20m -17 / - 9W2BAF - / - 3 Partial capture
07-23 16:02 20m - / -14 SV5AZK -2 / - 2 ✓ Closing fragment
07-21 18:06 20m -13 / - VK2LAW - / - 3 Partial capture
07-20 17:31 20m - / -13 F5HNQ -12 / - 2 ✓ Closing fragment
07-16 18:06 20m -10 / - R4FDW - / -7 3 Partial capture
07-16 18:02 20m -8 / - TJ1GD/P - / - 2 Partial capture
07-16 17:56 20m - / - DL1R +5 / - 8 Partial capture
07-16 17:56 20m -14 / -6 LZ3CB +3 / - 7 ✓ Full exchange observed
07-16 15:31 20m - / -17 UA6YW -12 / - 2 ✓ Closing fragment
07-15 16:12 20m - / -12 F4FSY -18 / - 2 ✓ Closing fragment
07-13 17:26 20m -18 / - VR2KF - / - 2 Partial capture
07-13 17:18 20m - / -2 SP4MPH -11 / - 2 ✓ Closing fragment
07-12 16:43 20m - / -14 EB3JT -3 / - 3 ✓ Closing fragment
07-12 16:11 20m - / -6 EA1ERH -6 / - 2 ✓ Closing fragment
07-12 16:05 20m - / -2 R2AL -2 / - 3 ✓ Closing fragment
07-11 05:20 20m -19 / - T47FCR - / - 3 Partial capture
07-11 05:10 20m -22 / - VK7AC - / - 4 Partial capture
07-11 04:52 20m -7 / - ZL3ST - / - 11 Partial capture
07-11 04:50 20m -20 / - KF0YOB - / -1 2 Partial capture
07-10 16:54 20m - / +6 RA6OY +3 / - 6 ✓ Closing fragment
07-06 18:21 20m - / -26 IQ4JO -11 / - 3 Partial capture
07-05 17:35 20m - / - OE6TNO -2 / - 2 Partial capture
07-05 08:10 20m -19 / - R1BED - / -18 3 Partial capture
07-05 06:49 20m -14 / - RN6MA - / -17 3 ✓ Closing fragment
07-05 05:58 20m - / -15 UR4QWW -15 / - 3 ✓ Closing fragment
07-04 10:15 20m -22 / - KF0YOB - / - 2 Partial capture
06-23 09:30 20m -23 / - HG8LXL - / +4 2 Partial capture
06-23 09:00 20m -20 / - AC4BV - / -13 2 ✓ Closing fragment
06-22 18:28 20m -17 / - KF2OG - / - 2 Partial capture
06-22 18:19 20m -19 / -7 F4BJN -14 / 0 4 ✓ Full exchange observed
06-22 18:16 20m -22 / -13 RY7G -16 / - 3 ✓ Closing observed
06-22 18:14 20m - / - OE5FIL -9 / - 6 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
175645  -8  623  DD3HEA R7OV KN87 (x3)
180030  -9 1695  DD3HEA IS0KNG -18 (x2)
181230 -18 1897  BH4THI DD3HEA JO31 (x2)
181430 -18 1896  CQ DD3HEA JO31                        a1 (x3)
181600 -13 1897  M7JVT DD3HEA +03
181615 +10  484  DD3HEA M7JVT R+05 (x2)
181800 -16 1897  CQ DD3HEA JO31 (x2)

Decoder S/N history by band

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