DL2RTJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO50

Receiver-side FT8 activity involving DL2RTJ, decoded by SO8OO in southeastern Poland. 67 related FT8 messages, 5 CQ messages, observed on 160m, 80m, 20m, 10m, across 15 UTC dates. Heard between 2026-06-08 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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

67
Related messages
5
CQ messages
15
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-06-08
Last seen: 2026-08-13 11:25 UTC

Activity Heatmap

Locator transmitted by DL2RTJ

Approximate centre of JO50, decoded 2026-07-20 08:24 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 UTCBandDL2RTJ S/NCounterpartCounterpart S/NMsgsCapture
08-13 13:24 10m - / +5 GJ0KYZ -20 / - 2 ✓ Closing fragment
07-20 08:24 20m +8 / - <...> - / -11 2 Partial capture
07-19 19:07 20m +2 / +1 <...> -18 / +1 3 Partial capture
07-16 10:44 20m -3 / - ZF2OO - / -10 2 Partial capture
07-15 10:12 20m +2 / - GU0SUP -2 / +2 14 Partial capture
07-15 10:09 20m -10 / +4 GJ0KYZ -5 / - 3 ✓ Closing observed
07-15 10:06 20m -5 / - KP2B - / -2 7 ✓ Closing fragment
07-14 19:23 20m - / +8 MD0CCE +12 / - 2 ✓ Closing fragment
07-14 19:18 160m - / - OK2USM -16 / - 2 Partial capture
07-13 06:47 20m +1 / - <...> - / +1 9 Partial capture
07-12 22:33 80m - / - DO1WS +4 / - 2 Partial capture
07-12 22:30 80m +12 / - RN6MA - / -11 2 ✓ Closing fragment
07-12 22:30 80m +9 / -1 DC8SG +6 / +2 7 ✓ Full exchange observed
07-12 22:28 80m +10 / - UR4LBG -5 / +4 5 ✓ Full exchange observed
07-12 22:26 80m +14 / -10 R9FDI -4 / -2 4 ✓ Full exchange observed
07-12 22:26 80m +12 / +1 IQ4JO +11 / -3 5 ✓ Full exchange observed
07-12 22:24 80m +8 / - PY5XT -11 / - 3 ✓ Closing observed
07-12 22:17 160m +8 / - GW4GOQ - / +4 4 Partial capture
07-10 00:33 80m +9 / - LU3CQ - / -7 4 ✓ Closing fragment
07-10 00:30 80m +7 / - ZP6TT - / - 5 Partial capture
07-10 00:17 80m - / -4 MM0KQC -4 / - 4 Partial capture
07-10 00:16 80m +8 / - PY2CP - / -12 2 ✓ Closing fragment
07-10 00:13 80m +9 / - LU8EKC - / - 4 Partial capture
07-10 00:11 80m +11 / - HK3X - / - 3 Partial capture
07-10 00:08 80m +13 / - PJ4NX - / -14 4 ✓ Closing fragment
07-10 00:06 80m +11 / - LU8EKC - / - 3 Partial capture
07-10 00:06 80m - / -4 MM0KQC -8 / - 3 Partial capture
07-10 00:06 80m +10 / - CE8EIO - / -17 2 ✓ Closing fragment
07-09 09:38 10m -10 / - LY3BFH - / - 4 Partial capture
07-07 03:33 40m -11 / - KP4LCA - / -4 3 Partial capture
07-07 03:27 40m -2 / - CX2SA - / - 6 Partial capture
07-07 03:15 80m +15 / 0 CT1DOF -13 / -2 6 ✓ Full exchange observed
07-07 03:09 40m -6 / - TN8GD - / -16 3 Partial capture
07-06 19:19 40m -7 / - 9M2HUS - / -17 3 Partial capture
07-06 19:15 10m - / -19 ON4MDW -22 / - 2 ✓ Closing fragment
07-06 15:42 10m -11 / - EI4JFB - / -4 2 ✓ Closing fragment
07-06 15:21 10m - / -13 ON4DS -18 / - 2 ✓ Closing fragment
07-06 09:28 10m -13 / - YT2YZ - / - 3 Partial capture
07-06 09:24 10m -4 / - EW4DX - / - 3 Partial capture
07-06 09:22 10m -10 / - LY2MM - / +5 2 Partial capture
07-06 09:17 10m -7 / - EW4DX - / - 6 Partial capture
06-26 08:42 10m +4 / - YT3PL - / - 2 Partial capture
06-26 06:51 10m -1 / - GU0SUP - / -11 17 Partial capture
06-26 06:48 20m +12 / - 3G0YM - / -9 2 Partial capture
06-26 06:37 20m +4 / - 3G0YM - / - 14 Partial capture
06-25 17:55 10m -10 / - 3G0YM - / - 2 Partial capture
06-25 17:54 10m -10 / - PY5TD - / -18 2 ✓ Closing fragment
06-25 17:53 10m -10 / - M7HET - / -4 2 ✓ Closing fragment
06-25 17:52 10m -13 / -2 M0BEW -4 / +1 4 ✓ Full exchange observed
06-25 17:50 10m -8 / - M7YNE - / -9 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
152200 -18 1100  DL2RTJ ON4DS RR73
153330 -21 1829  DL2RTJ ON7DE -09
154200 -16 1208  EI4JFB DL2RTJ R-04 (x2)
191545 -23 1618  DL2RTJ ON4MDW -19 (x2)
092415 -11 1050  DL2RTJ OZ0JX -06
093800 -16 1366  LY3BFH DL2RTJ JO50 (x5)
122430 -12 1895  DL2RTJ F4FSY -19
132415 -20 2083  DL2RTJ GJ0KYZ +05 (x2)
20m
UTC    dB Audio  Message
101645  +8 2420  GU0SUP DL2RTJ JO50
101700  -2 2677  DL2RTJ GU0SUP +11
101715  +6 2420  GU0SUP DL2RTJ R+02 (x5)
104445  -4 1913  ZF2OO DL2RTJ JO50 (x2)
190715  +1 2194  <...> DL2RTJ JO50
190730 -18 2475  DL2RTJ <...> +01
190745  +4 2194  <...> DL2RTJ R+01 (x3)
082615 +10 2492  IK4JPP DL2RTJ 73
160m
UTC    dB Audio  Message
221730 +10 1891  GW4GOQ DL2RTJ JO50 (x4)
191815  +3 1811  CQ DL2RTJ JO50
191830 -15 1810  DL2RTJ OK2USM JN89 (x2)
80m
UTC    dB Audio  Message
222845  -6 3139  DL2RTJ UR4LBG R+11
222900 +10 2146  UR4LBG DL2RTJ RR73
222915  -5 3139  DL2RTJ UR4LBG 73
223015 +10 2145  DL2RTJ DC8SG JO40
223030 +11 2146  RN6MA DL2RTJ R-11
223045  +2 2146  DL2RTJ DC8SG JO40
223100 +13 2146  RN6MA DL2RTJ 73
223115  +8 2145  DL2RTJ DC8SG JO40
223130  +9 2146  DC8SG DL2RTJ +02
223145  +5 2146  DL2RTJ DC8SG R-01
223200  +9 2146  DC8SG DL2RTJ RR73
223215  +6 2146  DL2RTJ DC8SG 73
223230  +5 2146  CQ DL2RTJ JO50
223315  +4 2146  DL2RTJ DO1WS JN58 (x2)
40m
UTC    dB Audio  Message
191945  -7 1816  9M2HUS DL2RTJ JO50 (x3)
030945  -4 1067  TN8GD DL2RTJ JO50 (x3)
032700  -3 3110  CX2SA DL2RTJ JO50 (x6)
033330  -8 1205  KP4LCA DL2RTJ JO50 (x3)

Decoder S/N history by band

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