DL4YCM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO41

Receiver-side FT8 activity involving DL4YCM, decoded by SO8OO in southeastern Poland. 175 related FT8 messages, 79 CQ messages, observed on 40m, 20m, across 19 UTC dates. Heard between 2026-05-30 and 2026-08-24.

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

175

Related messages

CQ messages

UTC dates heard

-9 dB

Mean decoder S/N

Bands

20m 40m

First seen: 2026-05-30
Last seen: 2026-08-24 14:21 UTC

Frequent QSO partners observed at SO8OO

Stations DL4YCM worked most often, as logged from our receiver:

F4FSY · France SQ8M · Poland R9FDE/P · European Russia DL5DQZ · Fed. Rep. of Germany OE1AES · Austria DK7ZT · Fed. Rep. of Germany V31DL · Belize F5RRS · France BI4XDT · China GJ0KYZ · Jersey RU3QR · European Russia SV5BYP · Dodecanese

Activity Heatmap

Locator transmitted by DL4YCM

Approximate centre of JO41, decoded 2026-08-24 16:21 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 UTC	Band	DL4YCM S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-24 16:04	20m	-9 / -23	BI4XDT	-3 / -	4	✓ Closing observed
08-24 14:11	20m	-13 / -	YO6PPX	- / -5	7	Partial capture
08-24 14:03	20m	-11 / -	OH7FQH	- / -5	13	Partial capture
08-22 22:08	20m	-11 / -	KD2VRL	- / -11	6	Partial capture
08-22 21:56	20m	-1 / -	F4BYA	+5 / -15	12	Partial capture
08-21 22:20	20m	-8 / -16	V31DL	-6 / -12	4	✓ Full exchange observed
08-21 21:44	20m	- / -5	KA8YGL	-11 / -	2	✓ Closing fragment
08-21 16:39	20m	-6 / -	YB3FTD	- / -	2	Partial capture
08-21 14:57	20m	- / -4	GJ0KYZ	-14 / -	3	✓ Closing fragment
08-20 15:59	20m	- / -18	R6OAG	-4 / -	4	Partial capture
08-20 15:41	20m	-8 / -	R9FDE/P	0 / -1	4	✓ Closing observed
08-20 15:30	20m	-4 / -	BU2FW	- / -	2	Partial capture
08-17 14:15	20m	- / -24	F4PCM	+5 / -	7	✓ Closing fragment
08-08 14:18	20m	- / -17	F5RRS	+4 / -	3	✓ Closing fragment
07-28 15:31	20m	- / -12	F1PPH	-17 / -	13	Partial capture
07-23 14:16	20m	- / -7	F1PBZ	-6 / -	2	✓ Closing fragment
07-23 14:04	20m	- / -	DL1FLW	-12 / -	2	Partial capture
07-14 16:23	20m	-24 / -	M0PAW	- / -7	2	Partial capture
07-07 16:05	20m	-22 / -	DL5DQZ	-20 / -2	4	✓ Closing observed
06-27 15:12	20m	- / -11	SV5BYP	-16 / -	3	✓ Closing fragment
06-21 15:03	20m	- / -9	F4HSB	-16 / -	3	Partial capture
06-21 15:03	20m	- / -8	ES6DO	-21 / -	3	✓ Closing fragment
06-12 13:36	20m	- / -13	RU3QR	-4 / -	2	✓ Closing fragment
06-12 12:21	20m	- / -15	UA3GDJ	-11 / -	3	✓ Closing fragment
06-12 11:23	20m	- / -7	OE1AES	-10 / -	2	✓ Closing fragment
06-01 17:32	40m	-10 / -10	F4FSY	-14 / -3	3	✓ Full exchange observed
06-01 17:30	40m	-9 / +1	<...>	-2 / +2	2	Partial capture
06-01 17:29	40m	-5 / -	DK7ZT	-4 / +1	4	✓ Full exchange observed
06-01 17:21	40m	- / -	OE9GWV	-7 / -	4	Partial capture
06-01 17:19	40m	-3 / +6	DA1ST	+4 / -	4	✓ Closing observed
05-31 11:33	20m	-9 / -18	SQ8M	-10 / +2	4	✓ Full exchange observed
05-31 10:31	20m	- / -2	RU3QR	-8 / -	9	Partial capture
05-30 15:40	20m	- / -	RA3ZDU	-7 / -	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
141530 -13 1386  YO6PPX DL4YCM -04
155230  -9 3046  CQ DL4YCM JO41 (x5)
160415  -2 2195  DL4YCM BI4XDT PM01 (x2)
160500  -9 3046  BI4XDT DL4YCM RR73
160515  -2 2195  DL4YCM BI4XDT 73
161830 -15 3046  CQ DL4YCM JO41 (x5)

40m

UTC    dB Audio  Message
172145  -8 1681  DL4YCM OE9GWV JN47 (x3)
172815  -2  816  CQ DL4YCM JO41                        a1 (x2)
172900  -6 1538  DL4YCM DK7ZT +16
172900  +3  815  DL4YCM DK7UY JO44
172915  -4  816  DK7ZT DL4YCM R+01
172930  -1 1538  DL4YCM DK7ZT RR73
172945  -6  816  DK7ZT DL4YCM 73
173045  -9  816  <...> DL4YCM +02
173100  -2  816  DL4YCM <...> R+01
173200 -16 1804  DL4YCM F4FSY -10
173215 -10  816  F4FSY DL4YCM R-03
173230 -13 1805  DL4YCM F4FSY RR73

Decoder S/N history by band

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