R0SDM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Asiatic Russia

Receiver-side FT8 activity involving R0SDM, decoded by SO8OO in southeastern Poland. 1,663 related FT8 messages, 89 CQ messages, observed on 40m, 20m, across 16 UTC dates. Heard between 2026-05-26 and 2026-08-21.

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

1,663
Related messages
89
CQ messages
16
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-26
Last seen: 2026-08-21 04:08 UTC

Activity Heatmap

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 UTCBandR0SDM S/NCounterpartCounterpart S/NMsgsCapture
08-21 05:59 20m - / -14 RA9XSL -10 / - 2 ✓ Closing fragment
08-21 05:46 20m - / -16 R2UZ -17 / - 3 Partial capture
08-21 05:27 20m - / -4 R0AL -12 / - 2 ✓ Closing fragment
07-29 17:09 20m - / - F6FLU +6 / - 3 ✓ Closing fragment
07-29 17:01 20m - / -15 LX1NO +9 / - 3 ✓ Closing fragment
07-29 16:55 20m - / - R6DVG -4 / - 3 Partial capture
07-29 16:54 20m - / - RG5A -12 / - 2 ✓ Closing fragment
07-29 16:52 20m - / -17 EA3FH +6 / - 4 ✓ Closing fragment
07-29 16:48 20m - / -17 UA3NFG -6 / - 2 ✓ Closing fragment
07-29 16:41 20m - / -15 S59A -1 / - 3 ✓ Closing fragment
07-29 16:40 20m - / -17 EA3NT -3 / - 4 ✓ Closing fragment
07-29 16:11 40m - / -16 RA6YDX -20 / - 3 ✓ Closing fragment
07-29 15:43 40m - / -19 RA3ZGT -13 / - 4 ✓ Closing fragment
07-29 13:08 20m - / -15 RV3F -4 / - 2 ✓ Closing fragment
07-29 12:48 20m - / -17 F5HNQ -3 / - 2 ✓ Closing fragment
07-29 12:42 20m - / - F5HNQ +3 / - 4 Partial capture
07-29 11:23 20m - / -11 DH1PS -10 / - 3 Partial capture
07-29 10:13 20m - / -19 R2GFD -8 / - 3 ✓ Closing fragment
07-29 10:04 20m - / -17 DH9DR +1 / - 3 ✓ Closing fragment
07-29 10:03 20m - / - DL3MSB -5 / - 2 Partial capture
07-29 09:36 20m - / -19 DL6KA +7 / - 11 ✓ Closing fragment
07-28 09:25 20m - / -21 EA1N -1 / - 4 ✓ Closing fragment
07-28 08:00 20m - / - RG5A -8 / - 2 Partial capture
07-28 07:56 20m - / -15 F6FLU -2 / - 6 ✓ Closing fragment
07-28 07:52 20m - / - F8NHF -21 / - 3 Partial capture
07-28 07:48 20m - / -14 R3XG -8 / - 3 ✓ Closing fragment
07-28 07:46 20m - / - UA6HGM +2 / - 3 Partial capture
07-28 06:44 20m - / -23 RM8W -8 / - 2 Partial capture
07-28 06:29 20m - / -16 R6LFO -15 / - 4 Partial capture
07-28 04:56 20m - / -4 RT7N -16 / - 2 ✓ Closing fragment
07-28 04:56 20m - / - RX7O -14 / - 2 ✓ Closing fragment
07-28 04:51 20m - / -21 UA3GT -11 / - 2 ✓ Closing fragment
07-28 04:41 20m - / -14 RC6OU +9 / - 3 ✓ Closing fragment
07-27 10:05 20m - / -6 RA3RPW -4 / - 2 ✓ Closing fragment
07-27 09:47 20m - / -24 RA3Y -4 / - 3 ✓ Closing fragment
07-27 09:36 20m - / -13 UI6L -15 / - 4 Partial capture
07-27 09:30 20m - / -18 F6FLU +5 / - 9 Partial capture
07-27 09:13 20m - / -21 IK1WGX -2 / - 6 ✓ Closing fragment
07-27 08:53 20m - / +6 RU3UR -2 / - 2 ✓ Closing fragment
07-27 08:47 20m - / -7 RA4FOC -5 / - 2 Partial capture
07-27 08:43 20m - / - F6FLU +2 / - 6 Partial capture
07-27 08:43 20m - / -19 RK6AUV -11 / - 3 ✓ Closing fragment
07-27 08:41 20m - / - RA4FOC -8 / - 3 Partial capture
07-27 08:33 20m - / - F6FLU 0 / - 4 Partial capture
07-27 08:09 20m - / -14 RA3Y -3 / - 3 Partial capture
07-27 07:12 20m - / -25 RX3DQX -7 / - 5 ✓ Closing fragment
07-27 07:08 20m - / -9 RU6K -11 / - 3 ✓ Closing fragment
07-27 07:04 20m - / - IK1WGX -16 / - 2 Partial capture
07-27 07:01 20m - / - IK1WGX -13 / - 2 Partial capture
07-27 07:00 20m - / -11 R2AEA -22 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
170115  +7  591  R0SDM LX1NO JN39 (x3)
170915  +6 2700  R0SDM F6FLU JN18 (x3)
052745 -10 1437  R0SDM R0AL -04 (x2)
054615 -19 1967  R0SDM R2UZ -16 (x3)
055315  -9 2737  R0SDM R9FBL -14
055945 -12  968  R0SDM RA9XSL -14 (x2)
060815 -17  969  R0SDM RD4HX LO53
40m
UTC    dB Audio  Message
231245  -2 2721  R0SDM I1RJP JN45
231315  -2 2721  R0SDM IK2ZJR JN45 (x5)
154300 -15 2054  R0SDM RA3ZGT KO81 (x4)
155630 -11 2645  R0SDM R6ML -15
160545 -22 2180  R0SDM RU4HU LO43
161100 -22 1738  R0SDM RA6YDX LN04 (x3)

Decoder S/N history by band

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