RT25KS — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia

Receiver-side FT8 activity involving RT25KS, decoded by SO8OO in southeastern Poland. 595 related FT8 messages, 130 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 10 UTC dates. Heard between 2026-08-03 and 2026-08-14.

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

595

Related messages

130

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-08-03
Last seen: 2026-08-14 06:29 UTC

Frequent QSO partners observed at SO8OO

Stations RT25KS worked most often, as logged from our receiver:

OH3OJ/1 · Finland ×3 UB0SMX/P · Asiatic Russia ×3 EN35UKR · Ukraine ×2 R2APU · European Russia ×2 UB3ADO/P · European Russia ×2 Z3123KR · North Macedonia ×2 R3DFE/M · European Russia YU65AEC · Serbia UB6OGX/3 · European Russia TJ1GD/P · Cameroon R0QBB/3 · Asiatic Russia DR800WE · Fed. Rep. of Germany

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 UTC	Band	RT25KS S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-14 08:28	20m	- / -	IK6GPZ	-13 / -	2	Partial capture
08-14 08:28	20m	-12 / -	<...>	-10 / -	2	✓ Closing fragment
08-14 08:24	20m	- / -	IZ0AEZ	-10 / -	4	Partial capture
08-14 08:24	20m	-7 / -	<...>	-22 / -	2	✓ Closing fragment
08-12 06:36	20m	- / -	<...>	-13 / -	2	✓ Closing fragment
08-12 06:31	20m	- / -	<...>	0 / -	2	✓ Closing fragment
08-12 06:16	20m	- / -	<...>	-18 / -	6	✓ Closing fragment
08-11 07:33	20m	-24 / -	<...>	-12 / -	2	✓ Closing fragment
08-11 07:20	20m	- / -	<...>	-4 / -	2	✓ Closing fragment
08-09 21:49	80m	+13 / -	<...>	+8 / -	3	✓ Closing fragment
08-09 21:41	80m	+15 / -	<...>	-15 / -	2	✓ Closing fragment
08-09 20:58	80m	+4 / -	<...>	0 / -	2	✓ Closing fragment
08-09 20:53	80m	+9 / -	<...>	-7 / -	3	✓ Closing fragment
08-09 20:47	80m	+6 / -	<...>	-6 / -	3	✓ Closing fragment
08-09 20:42	80m	+12 / -3	R3SN	-18 / -14	3	Partial capture
08-09 20:41	80m	+10 / -	<...>	-8 / -	5	✓ Closing fragment
08-09 19:48	80m	+13 / -	<...>	+7 / -	5	✓ Closing fragment
08-09 19:44	80m	- / -6	IK6GTF	+6 / -	3	Partial capture
08-09 19:29	80m	+5 / -	<...>	+2 / -	22	✓ Closing fragment
08-09 19:14	80m	+10 / -	<...>	-22 / -	2	✓ Closing fragment
08-09 18:53	80m	- / -4	R3DGH	-18 / -	4	Partial capture
08-09 18:53	80m	- / -1	RN3N	-20 / -	2	Partial capture
08-09 18:50	80m	+7 / -	<...>	-10 / -	15	✓ Closing fragment
08-09 15:14	10m	- / -	<...>	-16 / -	2	✓ Closing fragment
08-08 21:11	80m	+8 / -	<...>	-14 / -	3	✓ Closing fragment
08-08 21:06	80m	+8 / -	<...>	-4 / -	4	✓ Closing fragment
08-08 21:01	80m	+9 / -	UA7XA	-21 / -21	2	Partial capture
08-08 21:01	80m	+8 / -	<...>	-2 / -	2	✓ Closing fragment
08-08 20:56	80m	+11 / -	<...>	-10 / -	2	✓ Closing fragment
08-08 20:54	80m	- / -	DG0JJH	-16 / -	2	Partial capture
08-08 20:53	80m	+9 / -	<...>	-13 / -	2	✓ Closing fragment
08-08 20:50	80m	+4 / -	<...>	-6 / -	3	✓ Closing fragment
08-08 20:45	80m	+10 / -	<...>	0 / -	3	✓ Closing fragment
08-08 20:33	80m	+8 / -	<...>	0 / -	12	✓ Closing fragment
08-08 20:28	80m	+6 / -	R2APU	- / -	2	✓ Closing fragment
08-08 20:22	80m	- / -	RM5C	-6 / -	2	Partial capture
08-08 20:22	80m	- / -15	RW1C	+12 / -	2	Partial capture
08-08 20:14	80m	+6 / -	R1NO	-6 / -7	2	Partial capture
08-08 20:14	80m	+5 / -	<...>	-3 / -	17	✓ Closing fragment
08-07 18:07	20m	-17 / -	<...>	- / -	3	✓ Closing fragment
08-07 17:45	20m	- / -	<...>	-8 / -	2	✓ Closing fragment
08-07 17:41	20m	-9 / -	<...>	- / -	3	Partial capture
08-07 06:14	20m	-22 / -	<...>	-1 / -	4	✓ Closing fragment
08-06 20:02	160m	- / -	R0QBB/3	-20 / -	3	Partial capture
08-06 19:53	160m	- / -	<...>	-9 / -	2	✓ Closing fragment
08-06 19:53	160m	- / -10	UA3PY	-11 / -	2	Partial capture
08-06 19:36	160m	- / -	<...>	-14 / -	2	✓ Closing fragment
08-06 19:16	80m	-10 / -	<...>	-9 / -	11	✓ Closing fragment
08-06 19:05	80m	-9 / -	<...>	-9 / -	7	✓ Closing fragment
08-06 18:54	80m	-13 / -	<...>	+2 / -	9	✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
063645  -8  793  RT25KS <...> 73 (x4)
082445 -11 2670  <RT25KS> S59A JN76
082445  -6 1632  <RT25KS> IZ0AEZ JN62
082445  -7 1960  RT25KS R3DFE/M RR73
082500  -7 2508  <...> RT25KS RR73
082545  -9 1632  RT25KS IZ0AEZ JN62 (x3)
082800 -12 2508  <...> RT25KS RR73
082815 -14 2525  <RT25KS> IK6GPZ JN62
082815 -10 1632  RT25KS <...> 73
082945 -12 2524  RT25KS IK6GPZ JN62

80m

UTC    dB Audio  Message
214045 +15  302  CQ RT25KS
214130 -15 1202  RT25KS <...> RR73
214145 +15  302  <...> RT25KS 73
214215 +10  302  CQ RT25KS (x8)
214945 +14  299  <...> RT25KS RR73 (x2)
215100  +8 1880  RT25KS <...> 73
215115 +15  299  CQ RT25KS

10m

UTC    dB Audio  Message
151415 -17 1707  RT25KS <...> RR73 (x2)

160m

UTC    dB Audio  Message
193615 -19 1996  RT25KS <...> 73 (x4)
195330 -14 1260  <RT25KS> UA3PY KO84
195330 -11 2248  RT25KS <...> 73
195400  -8 1261  RT25KS UA3PY R-10
195430  -7 1260  RT25KS <...> 73
200200 -20 1443  <RT25KS> R0QBB/3
200200  +3  972  RT25KS <...> 73
200330 -20 1443  RT25KS R0QBB/3 (x2)

40m

UTC    dB Audio  Message
182015 -18 1846  RT25KS <...> 73
182645 -11  706  <RT25KS> RA5AK -03
182645 -21 1919  RT25KS <...> 73
182715 -16 1153  RT25KS UB6OGX/3 RR73
182830 -22 1317  <...> RT25KS 73
182900 -21 1316  CQ RT25KS
183145  +9 2777  RT25KS <...> RR73 (x9)

Decoder S/N history by band

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