DF3MT — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JN57

Receiver-side FT8 activity involving DF3MT, decoded by SO8OO in southeastern Poland. 403 related FT8 messages, 199 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 14 UTC dates. Heard between 2026-05-15 and 2026-08-12.

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

403
Related messages
199
CQ messages
14
UTC dates heard
-10 dB
Mean decoder S/N

Bands

First seen: 2026-05-15
Last seen: 2026-08-12 16:12 UTC

Activity Heatmap

Locator transmitted by DF3MT

Approximate centre of JN57, decoded 2026-08-12 18:53 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 UTCBandDF3MT S/NCounterpartCounterpart S/NMsgsCapture
08-12 19:01 20m -1 / - 9J2FI - / -22 14 Partial capture
08-12 18:10 20m -12 / - 5B4ARQ - / - 2 Partial capture
08-12 18:07 20m -4 / - TT1GD - / -12 3 ✓ Closing fragment
08-12 18:03 20m -4 / - TJ1GD - / -20 2 Partial capture
08-12 16:02 20m - / +10 DG3KCW -8 / - 2 ✓ Closing fragment
08-12 15:40 20m - / - DL0GEO -20 / - 2 ✓ Closing fragment
08-12 15:35 20m -14 / +7 F5IXN -14 / - 4 ✓ Closing observed
08-12 15:33 20m -17 / - OK2CNI -9 / -11 5 ✓ Closing observed
08-12 15:31 20m -16 / - <...> - / -12 2 Partial capture
08-12 15:26 20m -18 / 0 DH1FA -14 / -2 4 ✓ Full exchange observed
08-12 15:26 20m -13 / +3 R7OV -14 / -16 3 Partial capture
08-12 15:23 20m -17 / +3 GJ0KYZ -20 / -9 5 ✓ Full exchange observed
08-12 15:22 20m - / - IU5TPM -16 / - 2 ✓ Closing fragment
07-20 10:28 20m - / - F4HSB -22 / - 3 ✓ Closing fragment
07-20 09:46 10m -16 / - LZ4VR - / -16 5 Partial capture
07-16 09:44 20m -12 / - OH6DHM - / - 2 Partial capture
07-16 09:38 20m -9 / - G8KHF - / -13 3 ✓ Closing fragment
07-12 19:57 40m -6 / - PE1AVG - / 0 2 ✓ Closing fragment
07-12 19:54 40m -10 / - F1IQH - / -6 2 ✓ Closing fragment
07-12 19:52 40m -10 / -11 SP7TF -10 / -4 4 ✓ Full exchange observed
07-12 19:50 40m -12 / +5 DL6EL -8 / -7 4 ✓ Full exchange observed
07-12 19:49 40m -9 / 0 SP3BZU -2 / - 3 ✓ Closing observed
07-12 19:47 40m -10 / - R5AV -8 / -10 4 ✓ Full exchange observed
07-12 19:45 40m -3 / - RC9WC - / -19 2 ✓ Closing fragment
07-12 19:42 40m -9 / -3 SP0ZKR +3 / -2 4 ✓ Full exchange observed
07-12 19:42 40m -5 / -10 SP7TF -10 / -12 3 Partial capture
07-12 19:36 40m -13 / - <...> - / -5 6 Partial capture
07-05 20:00 40m -18 / -6 DL50IPARC -8 / - 4 Partial capture
07-05 19:57 40m -8 / - 8A1WWA - / - 2 Partial capture
07-05 19:54 40m -6 / - LA1WWA - / - 4 Partial capture
07-05 19:51 40m -9 / 0 OH5WWA -8 / -3 7 ✓ Full exchange observed
07-05 19:47 40m -5 / - DL2YMR - / -6 4 ✓ Closing fragment
07-05 19:17 40m -14 / -3 DA0WWA -7 / -1 5 ✓ Full exchange observed
07-05 18:46 40m -12 / - CS2WWA - / - 2 Partial capture
07-05 18:40 40m -10 / - SK3WWA - / - 2 ✓ Closing fragment
07-05 18:15 40m -16 / - DF6TG - / +8 42 Partial capture
07-05 17:45 40m -22 / - II5WWA - / - 2 ✓ Closing fragment
07-05 17:44 40m -4 / +1 II3WWA -4 / +5 4 ✓ Full exchange observed
07-05 17:38 40m -17 / - SN4WWA - / -21 3 ✓ Closing fragment
07-05 17:19 20m -17 / - EG4WWA - / - 2 Partial capture
07-02 17:53 40m -12 / -10 SV1BLD -10 / - 2 Partial capture
07-02 17:22 20m - / -11 UT5MD +5 / - 4 Partial capture
07-02 17:19 20m - / -4 M0PEL -10 / - 2 Partial capture
07-02 17:12 20m - / -13 R6DJR -19 / - 3 ✓ Closing fragment
07-02 16:31 40m - / +1 DG0JK -12 / - 2 Partial capture
07-02 15:44 20m -10 / - CR2WWA - / - 2 Partial capture
07-02 15:32 20m -20 / - OH2EDV - / -11 2 ✓ Closing fragment
06-22 18:05 10m - / -18 F1PBZ -12 / - 3 Partial capture
06-22 17:42 10m - / - 9A2KS -20 / - 3 Partial capture
06-22 17:17 10m - / - YL3AVN -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
185330 -11 2081  9J2FI DF3MT JN57 (x15)
10m
UTC    dB Audio  Message
175630 -16 1740  CQ DF3MT JN57
180545 -10 2635  DF3MT F1PBZ -18 (x3)
180900 -22 1740  CQ DF3MT JN57 (x2)
181100 -17 1739  IW2DNI DF3MT -16
181130 -21 1739  OS0KEZ DF3MT -13
181530 -21 1739  CQ DF3MT JN57 (x2)
094600 -16 1141  LZ4VR DF3MT JN57 (x5)
40m
UTC    dB Audio  Message
195200 -15  871  CQ DF3MT JN57                         a1
195215 -10  871  DF3MT SP7TF -11
195230  -8  870  SP7TF DF3MT R-04
195245 -11  871  DF3MT SP7TF RR73
195300 -12  870  SP7TF DF3MT RR73
195400 -10  871  F1IQH DF3MT -06 (x2)
195530  -7  870  CQ DF3MT JN57 (x4)
195730  -4  871  PE1AVG DF3MT +00 (x2)
195815 -21 1528  DF3MT DK4CH JN59
195830 -13  870  CQ DF3MT JN57
160m
UTC    dB Audio  Message
204415  +2 1439  DF3MT 9A4ZM R-04
204430  -8 1443  9A4ZM DF3MT RR73
204445  +4 1439  DF3MT 9A4ZM 73
204500  -3 1443  CQ DF3MT JN57 (x2)
204545  -7 1237  DF3MT DC5CH JO62
204600 -13 1443  CQ DF3MT JN57
204615 -11 1237  DF3MT DC5CH JO62
204630  -9 1443  CQ DF3MT JN57
204645 -17 1223  DF3MT SV7BVM KN21
204700 -13 1443  CQ DF3MT JN57
204715 -13 1223  DF3MT SV7BVM KN21
204730 -12 1443  CQ DF3MT JN57
204745 -13 1223  DF3MT SV7BVM KN21 (x2)
60m
UTC    dB Audio  Message
203615  -6 1256  CQ DF3MT JN57 (x11)

Decoder S/N history by band

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