YL35ZS — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Latvia

Receiver-side FT8 activity involving YL35ZS, decoded by SO8OO in southeastern Poland. 575 related FT8 messages, 314 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 7 UTC dates. Heard between 2026-08-17 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

575

Related messages

314

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-08-17
Last seen: 2026-08-23 19:03 UTC

Frequent QSO partners observed at SO8OO

Stations YL35ZS worked most often, as logged from our receiver:

DO7TTR/P · Fed. Rep. of Germany ×4 II7MGXX · Italy ×4 OZ/KD0NDU · Denmark ×4 R1530IG · European Russia ×4 II7MGBA · Italy ×3 R3PLN/P · European Russia ×3 UF4S/P · European Russia ×3 DL8MAK/P · Fed. Rep. of Germany ×3 R2EA/P · European Russia ×3 HA7TM · Hungary ×2 DB100FT · Fed. Rep. of Germany ×2 GB64MOD · Wales ×2

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	YL35ZS S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 20:54	160m	- / -	RA3WY	-1 / -	4	Partial capture
08-23 20:54	160m	+5 / -	<...>	-6 / -	4	✓ Closing fragment
08-23 20:49	160m	+2 / -	<...>	-16 / -	2	✓ Closing fragment
08-23 20:03	160m	+5 / -	<...>	-4 / -	4	✓ Closing fragment
08-23 19:32	80m	+8 / -	CS7/PD1ABC	-11 / -	2	✓ Closing observed
08-23 19:25	80m	+1 / -	<...>	- / -	3	Partial capture
08-23 19:19	80m	+3 / -	<...>	+2 / -	6	✓ Closing fragment
08-23 19:07	80m	+2 / -	<...>	0 / -	10	✓ Closing fragment
08-23 18:58	80m	-6 / -	<...>	-11 / -	6	✓ Closing fragment
08-23 18:43	80m	+3 / -	R1530IG	-4 / -	12	✓ Closing observed
08-22 20:46	160m	- / -	IZ3GOG	+4 / -	2	Partial capture
08-22 20:41	160m	+5 / -	<...>	-7 / -	16	✓ Closing fragment
08-22 20:38	160m	+2 / -	HA7TM	+10 / -	3	✓ Closing observed
08-22 20:35	160m	- / -7	ER3UA	+2 / -	2	Partial capture
08-22 20:34	160m	-1 / -	<...>	-4 / -	5	✓ Closing fragment
08-22 20:30	160m	- / +5	DL5MG	+2 / -	2	Partial capture
08-22 20:26	160m	+3 / -	<...>	-4 / -	9	✓ Closing fragment
08-22 20:25	160m	+4 / -	ES8JX	- / -	3	✓ Closing fragment
08-22 20:22	160m	+1 / -	<...>	+3 / -	3	✓ Closing fragment
08-22 19:18	80m	+2 / -	<...>	-2 / -	5	✓ Closing fragment
08-22 19:04	80m	+4 / -	<...>	+4 / -	9	✓ Closing fragment
08-22 18:56	80m	+4 / -	<...>	+4 / -	5	✓ Closing fragment
08-22 18:51	80m	+4 / -	<...>	-16 / -	2	✓ Closing fragment
08-22 18:42	80m	+4 / -	<...>	-4 / -	5	✓ Closing fragment
08-22 18:26	80m	+3 / -	<...>	-8 / -	3	✓ Closing fragment
08-22 18:17	80m	+5 / -	<...>	+7 / -	3	✓ Closing fragment
08-22 18:05	80m	+7 / -	<...>	+2 / -	9	✓ Closing fragment
08-22 17:50	80m	+1 / -	<...>	-13 / -	3	✓ Closing fragment
08-22 16:57	40m	-10 / -	OZ/KD0NDU	+3 / -	5	✓ Closing observed
08-22 16:21	20m	- / -	<...>	-3 / -	2	✓ Closing fragment
08-22 15:44	20m	-11 / -	<...>	+5 / -	2	✓ Closing fragment
08-21 22:13	40m	- / -	<...>	-7 / -	2	✓ Closing fragment
08-21 22:10	160m	+6 / -	<...>	-7 / -	13	✓ Closing fragment
08-21 21:35	160m	+4 / -	<...>	0 / -	11	✓ Closing fragment
08-21 21:29	160m	+4 / +4	SO1CJ	-7 / -3	4	Partial capture
08-21 21:27	160m	- / -	RA9MAI	-15 / -	2	Partial capture
08-21 21:26	160m	+5 / -	<...>	-8 / -	8	✓ Closing fragment
08-21 19:44	80m	+2 / -	<...>	- / -	3	✓ Closing fragment
08-21 19:30	80m	+1 / -	<...>	+3 / -	2	✓ Closing fragment
08-21 19:25	80m	-2 / -	UF4S/P	+8 / -	3	✓ Closing observed
08-21 18:22	40m	-14 / -	II7MGXX	-12 / -	2	✓ Closing observed
08-21 18:06	40m	-11 / -	<...>	+4 / -	3	✓ Closing fragment
08-21 09:23	10m	- / -	<...>	-4 / -	2	✓ Closing fragment
08-21 06:49	20m	-19 / -	<...>	-3 / -	2	✓ Closing fragment
08-20 20:24	80m	-18 / -	OZ/KD0NDU	- / -	3	✓ Closing fragment
08-20 20:15	80m	-22 / -	KD0NDU	- / -	2	✓ Closing fragment
08-20 20:07	80m	-10 / -	OZ/KD0NDU	+1 / -	2	✓ Closing observed
08-20 20:02	80m	- / -	OZ/KD0NDU	+7 / -	2	✓ Closing fragment
08-20 19:46	80m	-18 / -	<...>	+9 / -	2	✓ Closing fragment
08-20 19:43	40m	- / -14	JA3FYC	-15 / -	3	Partial capture

Recent FT8 messages decoded at SO8OO

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

160m

UTC    dB Audio  Message
205530  -4 2017  CQ YL35ZS
205545  -4 1596  YL35ZS RA3WY KO81 (x2)
205630  +3 2017  <...> YL35ZS RR73
205700  +7 2017  CQ YL35ZS (x2)
205830  +6 2088  <...> YL35ZS RR73
205930  +6 2088  CQ YL35ZS (x8)

80m

UTC    dB Audio  Message
192445  +3 1203  CQ YL35ZS (x2)
192545  +2 1203  <...> YL35ZS (x3)
192715  +4 1203  CQ YL35ZS (x3)
193215  +8 1203  CS7/PD1ABC YL35ZS RR73
193230 -11 1203  YL35ZS CS7/PD1ABC 73
193245  +8 1202  CQ YL35ZS (x5)

40m

UTC    dB Audio  Message
170315  -9  838  OZ/KD0NDU YL35ZS 73
170345  -5  838  CQ YL35ZS (x6)
091245 -18 2237  YL35ZS <...> 73 (x3)
175115  -5  726  CQ YL35ZS
175215  -8  726  <...> YL35ZS RR73
175315  -7  555  CQ YL35ZS (x2)
175600  +2  555  YL35ZS <...> 73

20m

UTC    dB Audio  Message
155830  -4 2777  YL35ZS <...> 73 (x2)
160515 -18 2669  CQ YL35ZS (x3)
162130  -9 2666  YL35ZS <...> 73 (x3)
163615 -17 2669  CQ YL35ZS
143230 +14 2997  YL35ZS DK9BM/P 73
145630 +11 2379  YL35ZS F4GCB/P RR73
151000 -16 2470  YL35ZS <...> 73 (x2)
152800  +5 1851  YL35ZS M7YRF/P 73
161400  +7  702  YL35ZS <...> 73

10m

UTC    dB Audio  Message
091830 -23 1488  YL35ZS <...> 73 (x2)
092500 -15 1487  <YL35ZS> IK2EBP JN45
092500  -8 1401  YL35ZS <...> 73 (x12)

Decoder S/N history by band

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