DO8SD — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO53

Receiver-side FT8 activity involving DO8SD, decoded by SO8OO in southeastern Poland. 269 related FT8 messages, 100 CQ messages, observed on 80m, 20m, 10m, across 20 UTC dates. Heard between 2026-05-31 and 2026-08-23.

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

269
Related messages
100
CQ messages
20
UTC dates heard
-5 dB
Mean decoder S/N

Bands

First seen: 2026-05-31
Last seen: 2026-08-23 16:42 UTC

Activity Heatmap

Locator transmitted by DO8SD

Approximate centre of JO53, decoded 2026-08-23 18:41 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 UTCBandDO8SD S/NCounterpartCounterpart S/NMsgsCapture
08-23 18:41 80m +15 / -1 EW8AAC -12 / -2 5 ✓ Full exchange observed
08-23 18:39 80m +12 / - DO1OSW 0 / - 5 ✓ Full exchange observed
08-23 18:36 80m +10 / - DL7GW +4 / +6 5 ✓ Full exchange observed
08-23 18:35 80m +2 / - DO4TIM -16 / +2 5 ✓ Full exchange observed
08-22 11:10 10m - / +2 IV3VFP -18 / - 4 ✓ Closing fragment
08-22 10:49 10m - / - IK4LZH +7 / - 4 Partial capture
08-22 10:23 10m - / -7 IK4IDY -13 / - 2 ✓ Closing fragment
08-22 10:00 10m - / - IK4LZH +4 / - 4 Partial capture
08-22 09:59 10m - / +2 I4BMJ -18 / - 4 ✓ Closing fragment
08-22 09:53 10m - / - IK4LZH -1 / - 2 Partial capture
08-19 08:43 10m - / -2 F4LHL -18 / - 2 ✓ Closing fragment
08-19 07:21 10m - / +10 DF4OR -12 / - 2 ✓ Closing fragment
08-19 07:16 10m - / -14 DN9JGL -14 / - 2 ✓ Closing fragment
08-19 07:14 10m - / -14 DN9DSP -12 / - 2 ✓ Closing fragment
08-19 07:03 10m - / +4 DN9CHV -7 / - 2 ✓ Closing fragment
08-19 06:46 10m - / +10 ON7IO -17 / - 2 ✓ Closing fragment
08-19 06:45 10m -17 / - HA7UL - / - 3 ✓ Closing fragment
08-18 10:56 10m -5 / - SP9VRY - / -11 4 Partial capture
08-18 10:53 10m -2 / - YT2VVV - / -8 2 ✓ Closing fragment
08-18 10:48 10m 0 / - G0MIE - / -14 2 ✓ Closing fragment
08-18 10:44 10m -8 / - M7TUP -20 / -18 2 ✓ Closing observed
08-18 09:53 10m - / +2 F5SLD -12 / - 3 ✓ Closing fragment
08-18 09:51 10m - / -2 E70SZ -16 / - 2 Partial capture
07-20 19:17 80m +13 / +2 9A1BTU +11 / - 5 ✓ Full exchange observed
07-20 19:15 80m +15 / +7 DB9LG 0 / +10 5 ✓ Full exchange observed
07-20 19:12 80m +8 / -7 R1TAX -6 / -1 5 ✓ Full exchange observed
06-30 09:41 10m -15 / - EW4DX - / - 2 ✓ Closing fragment
06-30 09:03 10m -4 / - OH2PV - / -3 3 ✓ Closing fragment
06-30 09:02 10m -5 / - RA3BY - / +9 2 ✓ Closing fragment
06-29 06:20 10m -2 / - IT9GOT - / -5 2 ✓ Closing fragment
06-29 06:19 10m -6 / - RK4CH - / +5 2 ✓ Closing fragment
06-29 06:13 10m -4 / - OM8FR - / +7 4 ✓ Closing fragment
06-29 06:11 10m -5 / - VK5DOC - / -14 3 ✓ Closing fragment
06-29 06:07 10m -5 / - ER1PL - / -21 3 ✓ Closing fragment
06-28 13:42 10m - / - DO1NUE +17 / - 5 Partial capture
06-25 16:14 10m - / 0 DN9OPA -3 / - 3 ✓ Closing fragment
06-25 16:10 10m - / - IU4QRO +5 / - 3 ✓ Closing fragment
06-25 10:13 10m - / +6 IZ2FOS +7 / - 3 ✓ Closing fragment
06-20 16:02 10m - / -20 IW2JPB -2 / - 2 ✓ Closing fragment
06-20 15:31 10m - / +9 IU2SLW -2 / - 2 Partial capture
06-20 15:27 10m - / - IU4PPL -4 / - 3 ✓ Closing fragment
06-16 19:06 80m +4 / -6 OE5ABL -14 / -4 6 ✓ Full exchange observed
06-16 19:04 80m +4 / 0 EW2DZ +17 / - 3 Partial capture
06-16 19:03 80m +2 / 0 DO4MAJ -14 / -4 5 ✓ Full exchange observed
06-16 19:01 80m -2 / -12 UR5ZGY +7 / -7 5 ✓ Full exchange observed
06-16 19:00 80m +1 / - 9A6NCC - / +1 3 ✓ Closing fragment
06-16 18:59 80m +4 / - DK0RPO -13 / 0 3 ✓ Full exchange observed
06-16 18:56 80m -4 / -9 RC6OZ -16 / -13 6 ✓ Full exchange observed
06-15 09:09 10m -2 / - 9K2ET - / -10 2 Partial capture
06-15 09:06 10m +4 / - F4IQD - / -1 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m
UTC    dB Audio  Message
183800 +10  689  CQ DO8SD JO53 (x3)
183915  -1  691  DO8SD DO1OSW JO53
183930 +12  689  DO1OSW DO8SD +11
183945  -2  692  DO8SD DO1OSW R+14
184000 +13  689  DO1OSW DO8SD RR73
184015  +4  693  DO8SD DO1OSW 73
184030 +16  689  R3ND DO8SD JO53
184115 +12  689  SP5BK DO8SD JO53
184145 +17  689  EW8AAC DO8SD JO53
184200 -14 1696  DO8SD EW8AAC -01
184215 +13  689  EW8AAC DO8SD R-02
184230  -9 1696  DO8SD EW8AAC RR73
184245 +14  689  EW8AAC DO8SD 73
10m
UTC    dB Audio  Message
100045  +3  492  DO8SD IK4LZH JN54
100115 -16 1693  DO8SD I4BMJ 73
100115  +3  492  DO8SD IK4LZH JN54 (x2)
101900 -11 1524  DO8SD IU4PUG RRR
102300 -13 1859  DO8SD IK4IDY -07 (x2)
104915  +7  493  DO8SD IK4LZH JN54 (x4)
111045 -21 1587  DO8SD IV3VFP +02 (x4)
20m
UTC    dB Audio  Message
081945 -11 2478  DO8SD F1PBZ -05

Decoder S/N history by band

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