ES4TRI — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Estonia

Receiver-side FT8 activity involving ES4TRI, decoded by SO8OO in southeastern Poland. 427 related FT8 messages, 40 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 8 UTC dates. Heard between 2026-08-09 and 2026-08-22.

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

427

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m

First seen: 2026-08-09
Last seen: 2026-08-22 17:12 UTC

Frequent QSO partners observed at SO8OO

Stations ES4TRI worked most often, as logged from our receiver:

DK7ZT · Fed. Rep. of Germany ×2 HA7TM · Hungary ×2 DL1NEO · Fed. Rep. of Germany HG8LXL · Hungary DL1CC · Fed. Rep. of Germany CT3MD · Madeira Islands OH6MW · Finland DO1ANB · Fed. Rep. of Germany SP6EFY · Poland OM1AGE · Slovak Republic RK9UE · Asiatic Russia DH4PAP · 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	ES4TRI S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-21 23:45	60m	- / +2	DL1CC	+4 / -	2	✓ Closing fragment
08-21 23:23	40m	- / -	CT2IGO	-7 / -	13	Partial capture
08-21 23:23	40m	- / -8	G7KHF	-7 / -	2	Partial capture
08-21 23:17	40m	- / -20	CT2IGO	-10 / -	9	Partial capture
08-21 23:14	40m	- / -	CT2IGO	-12 / -	2	Partial capture
08-21 23:14	40m	- / -	TA3NK	+2 / -	9	Partial capture
08-21 23:12	40m	- / -	PE1OUW	+8 / -	3	Partial capture
08-21 23:10	40m	- / -19	9A1CCB	+11 / -	3	✓ Closing fragment
08-21 23:03	40m	- / -14	UA9CR	-5 / -	2	✓ Closing fragment
08-21 23:02	40m	- / -19	UN7LEW	-8 / -	3	✓ Closing fragment
08-21 22:45	40m	- / -14	WK1O	-5 / -	6	Partial capture
08-21 22:44	40m	- / -	EA3AAY	-14 / -	2	Partial capture
08-21 22:42	40m	- / -18	EC3A	-8 / -	4	Partial capture
08-21 20:57	60m	- / -	SP1ZMO	0 / -	4	Partial capture
08-21 20:55	60m	- / -	DD6ZV	-4 / -	2	Partial capture
08-21 20:55	60m	- / 0	LY8O	+1 / -	2	✓ Closing fragment
08-21 20:07	20m	- / -	F5PEG	-1 / -	2	Partial capture
08-20 15:06	10m	- / -	DF6QN	+8 / -	2	Partial capture
08-20 15:04	10m	- / -	PA1GLD	-8 / -	4	✓ Closing fragment
08-20 15:03	10m	- / -13	DN9DKN	-8 / -	4	✓ Closing fragment
08-20 14:59	10m	- / -20	DO1ANB	-22 / -	2	✓ Closing fragment
08-20 02:15	60m	-18 / -14	DL7FE	-6 / -8	8	Partial capture
08-20 01:56	60m	-16 / -9	DL1UDO	-6 / +7	12	✓ Full exchange observed
08-20 01:49	60m	- / -7	DH2YBG	-8 / -	3	✓ Closing fragment
08-20 01:45	60m	- / -17	F5PBG	-16 / -	6	✓ Closing fragment
08-20 01:44	60m	- / -15	DK7ZT	-15 / -	2	✓ Closing fragment
08-20 01:41	60m	- / -22	ON7KEI	-8 / -	4	✓ Closing fragment
08-20 01:40	60m	- / -15	EC3A	-17 / -	2	✓ Closing fragment
08-20 01:39	60m	- / -5	HA7TM	-13 / -	3	✓ Closing fragment
08-20 01:24	80m	-20 / -8	DL9KM	-16 / -	7	✓ Closing observed
08-20 01:22	80m	-22 / -19	R7CD	-1 / -5	6	✓ Full exchange observed
08-20 01:19	80m	- / -	9A3AUH	+3 / -	7	Partial capture
08-20 01:16	80m	-22 / -12	RX6DA	-5 / -	3	Partial capture
08-20 01:14	80m	-14 / -19	HG8LXL	-5 / -15	5	✓ Full exchange observed
08-19 22:40	80m	- / -	DL7EDU	+2 / -	3	Partial capture
08-19 22:30	80m	-16 / -	DK0KG	-6 / -4	9	Partial capture
08-19 22:29	80m	-17 / -	IQ4JO	-10 / -10	2	Partial capture
08-19 22:27	80m	- / -26	LZ2VQ	-10 / -	3	Partial capture
08-19 22:23	80m	-18 / -18	E70SZ	+1 / -10	11	✓ Full exchange observed
08-19 22:19	80m	-20 / -9	SP5GW	+6 / -	7	✓ Closing observed
08-19 22:19	80m	- / -	UA4FKT	+6 / -	2	Partial capture
08-19 22:16	80m	-20 / -	OG1AO	-12 / +1	3	✓ Closing observed
08-18 21:37	60m	- / -18	CT3MD	-9 / -	2	✓ Closing fragment
08-18 21:37	60m	- / -	LA9GX	+11 / -	8	Partial capture
08-18 21:36	60m	- / -17	SA7BYQ	-8 / -	2	✓ Closing fragment
08-18 21:35	60m	- / -	SP5DFG	-24 / -	2	Partial capture
08-18 21:34	60m	- / -11	9A4ZM	0 / -	4	✓ Closing fragment
08-18 21:22	60m	- / -5	DF9AO	-13 / -	2	Partial capture
08-18 21:22	60m	- / -16	OM1AGE	-10 / -	6	✓ Closing fragment
08-18 21:17	60m	- / -14	OT4R	-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
082300 -16 1740  ES4TRI F4AWT R-19
200715  +0 2772  ES4TRI F5PEG JN28 (x2)
191215 -20 1379  ES4TRI RY3F RR73

60m

UTC    dB Audio  Message
021615 -15 1798  DL7FE ES4TRI -08 (x2)
021830  -3 1478  ES4TRI DL7FE R-14 (x3)
205545  -5  848  ES4TRI DD6ZV JO62
205545  +0 1233  ES4TRI LY8O +00
205615  -3  848  ES4TRI DD6ZV JO62
205615  +2 1233  ES4TRI LY8O RR73
205715  +0  847  ES4TRI SP1ZMO JO73 (x4)
234515  +2 1332  ES4TRI DL1CC +02 (x2)

40m

UTC    dB Audio  Message
232300  -7  987  ES4TRI G7KHF IO94
232330  -7 1553  ES4TRI CT2IGO IN60 (x4)
232500  -7  987  ES4TRI G7KHF R-08
232530  -6 1553  ES4TRI CT2IGO IN60 (x9)

10m

UTC    dB Audio  Message
145300 -13  775  ES4TRI DN9DKN JO31
145945 -24 1773  ES4TRI DO1ANB R-20 (x2)
150345  -9  775  ES4TRI DN9DKN JO31
150415  -7 1592  ES4TRI PA1GLD JO21
150415  -7  776  ES4TRI DN9DKN R-13 (x2)
150445  -6 1592  ES4TRI PA1GLD JO21
150515  -5  775  ES4TRI DN9DKN 73
150515  -8 1592  ES4TRI PA1GLD JO21 (x2)
150645 +13 2710  ES4TRI DF6QN JO41 (x2)

80m

UTC    dB Audio  Message
012230 -15 1500  ES4TRI DL1UDO JO31
012230  +3 2577  ES4TRI 9A3AUH JN75
012230  -1  885  ES4TRI R7CD KN94
012245 -24 1768  R7CD ES4TRI -05
012330  -1  884  ES4TRI R7CD R-19
012345 -22 1767  R7CD ES4TRI RRR
012400  +0  885  ES4TRI R7CD RR73
012415 -19 1767  R7CD ES4TRI 73
012430 -19 1285  ES4TRI DL9KM JN68 (x5)
012645 -20 1767  DL9KM ES4TRI RRR
012700 -12 1285  ES4TRI DL9KM 73

Decoder S/N history by band

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