UA3ECJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO83

Receiver-side FT8 activity involving UA3ECJ, decoded by SO8OO in southeastern Poland. 2,187 related FT8 messages, 1,015 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 27 UTC dates. Heard between 2026-05-31 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

2,187

Related messages

1,015

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m 160m

First seen: 2026-05-31
Last seen: 2026-08-23 02:32 UTC

Frequent QSO partners observed at SO8OO

Stations UA3ECJ worked most often, as logged from our receiver:

RZ4FWA · European Russia ×4 DO2RG · Fed. Rep. of Germany ×3 UA3FH · European Russia ×3 RA6ATZ · European Russia ×3 R4FDD · European Russia ×3 RA3LCI · European Russia ×2 E70SZ · Bosnia-Herzegovina ×2 SV9QWC · Crete ×2 UA9MA · Asiatic Russia ×2 UA9ZZ · Asiatic Russia ×2 R4ML · European Russia ×2 R4UA · European Russia ×2

Activity Heatmap

Locator transmitted by UA3ECJ

Approximate centre of KO83, decoded 2026-08-23 04:32 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	UA3ECJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 04:30	40m	-14 / -	UA9CK	- / -14	2	✓ Closing fragment
08-23 04:29	40m	-10 / -	RA6LTD	- / +10	2	✓ Closing fragment
08-23 02:32	40m	- / -	SP1ZMO	-11 / -	5	Partial capture
08-23 02:22	40m	-18 / -	WA8TJC	- / -	2	Partial capture
08-23 02:14	40m	-21 / -	K8NWN	- / -	2	Partial capture
08-23 02:13	40m	- / -8	F4VTR	-3 / -	2	✓ Closing fragment
08-23 02:07	40m	-23 / -5	CT7AUT	-9 / -14	7	✓ Full exchange observed
08-23 02:05	40m	- / -7	RW9WJ	-11 / -	3	✓ Closing fragment
08-23 02:04	40m	-15 / -9	EA5HM	-7 / -	4	✓ Closing observed
08-23 02:00	40m	-18 / -	KA1MXL	- / -18	4	Partial capture
08-23 01:51	80m	0 / +2	TF3VS	-5 / -10	5	✓ Full exchange observed
08-23 01:49	80m	+7 / -17	SP1ZMO	+2 / -5	8	✓ Full exchange observed
08-23 01:44	80m	+3 / -	TA3NE	- / -1	3	✓ Closing fragment
08-22 23:06	80m	+2 / -	D2UY	-14 / -14	6	✓ Closing observed
08-22 22:55	40m	- / -	RD3FY	-3 / -	3	Partial capture
08-22 22:52	40m	-4 / +2	LZ3CB	-4 / -7	6	✓ Full exchange observed
08-22 22:51	40m	-10 / -8	OO0O	-9 / -14	11	✓ Full exchange observed
08-22 22:48	40m	-1 / -	TN8GD	- / -22	6	✓ Closing fragment
08-22 22:46	40m	-2 / -20	F1PBZ	-2 / -24	5	✓ Full exchange observed
08-22 22:43	40m	0 / -	VK6BAD	- / -20	4	✓ Closing fragment
08-22 22:37	40m	-2 / -	5A1AL	-11 / -13	12	✓ Closing observed
08-22 22:05	40m	+10 / -	8Z1IT	- / -	2	Partial capture
08-22 22:00	80m	+1 / -	D2UY	- / -	5	Partial capture
08-22 20:32	80m	- / -	SP6TID	-9 / -	6	Partial capture
08-22 20:29	80m	-6 / -	JA5WIO	- / -	2	Partial capture
08-22 18:28	20m	-12 / -	BV2NF	- / -	2	Partial capture
08-22 18:23	20m	-11 / -	ER3CT	- / -	3	Partial capture
08-22 18:17	20m	-10 / -7	DL9SK	-16 / -	7	✓ Closing observed
08-22 18:13	20m	-2 / -16	BG7BVI	-18 / -8	2	Partial capture
08-22 18:11	20m	-8 / -	BU2FW	- / -	2	✓ Closing fragment
08-22 18:05	20m	-7 / -	VR2VOG	- / -	10	Partial capture
08-22 17:58	20m	-6 / -5	DL1SUZ	-6 / -	3	✓ Closing observed
08-22 17:58	20m	-9 / -	DL1R	-2 / -16	14	Partial capture
08-22 17:54	20m	-9 / -	JA2ITK	- / -22	5	✓ Closing fragment
08-22 17:42	20m	-5 / -	XU7O	- / -17	12	Partial capture
08-22 17:39	20m	-8 / -	JA2ITK	- / -24	3	Partial capture
08-22 17:37	20m	-13 / -	9M2HUS	- / -	2	Partial capture
08-22 17:34	20m	-8 / -	EX7CQ	- / -5	2	Partial capture
08-22 17:33	20m	-5 / -	7Z1BH	- / -	2	Partial capture
08-22 16:46	40m	- / -	EX8ABQ	-18 / -	2	Partial capture
08-22 16:42	40m	-8 / -15	R6XW	-13 / -5	6	✓ Full exchange observed
08-22 16:40	40m	-10 / -4	RZ6AKF	+2 / +8	2	Partial capture
08-22 16:38	40m	-10 / -	RA0AG	- / -13	4	Partial capture
08-22 16:33	40m	-9 / -	UN2NC	- / -	3	Partial capture
08-22 16:31	40m	-10 / -	EW4VX	- / -	3	Partial capture
08-22 16:30	40m	-9 / -	R2DYC	- / -1	3	✓ Closing fragment
08-22 16:29	40m	-8 / +5	UA9LT	-20 / -6	4	✓ Full exchange observed
08-22 16:26	40m	-10 / -	DL7UKM	-2 / -8	5	Partial capture
08-22 16:23	40m	-10 / -	EX8ABQ	- / -15	3	Partial capture
08-22 16:21	40m	-7 / -	BG2LZP	- / -24	2	Partial capture

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
024015 -21 1694  CQ UA3ECJ KO83 (x4)
024200 -12 2832  UA3ECJ M1WLK -16
024215 -15 1695  CQ UA3ECJ KO83 (x3)
042945 -10 1698  RA6LTD UA3ECJ R+10 (x2)
043045 -16 1698  UA9CK UA3ECJ -14 (x2)
043145 -11 1699  CQ UA3ECJ KO83 (x3)

20m

UTC    dB Audio  Message
181845 -17 1960  UA3ECJ DL9SK JN49 (x4)
182100 -10 1485  DL9SK UA3ECJ RR73
182300 -11 1484  ER3CT UA3ECJ KO83 (x3)
182830 -10 1482  BV2NF UA3ECJ KO83 (x2)
183000 -10 1504  ER3CT UA3ECJ KO83
223100 -16 1699  HK3C UA3ECJ KO83
023330 -10 1742  UN7BI UA3ECJ KO83
023400 -12 1742  CQ UA3ECJ KO83 (x2)

80m

UTC    dB Audio  Message
014945  +5 1844  UA3ECJ SP1ZMO JO73
015000  +9 1844  SP1ZMO UA3ECJ -08
015015  -2 1844  UA3ECJ SP1ZMO R-17
015030  +5 1844  SP1ZMO UA3ECJ -08
015045  +0 1844  UA3ECJ SP1ZMO R-17
015100  +8 1844  SP1ZMO UA3ECJ RR73
015130  +8 1844  CQ UA3ECJ KO83
015145  -1 2021  UA3ECJ TF3VS HP94
015200  +2 1844  TF3VS UA3ECJ -10
015215  -3 2022  UA3ECJ TF3VS R+02
015230  -1 1844  TF3VS UA3ECJ RR73
015245 -11 2021  UA3ECJ TF3VS 73
015300  +4 1844  CQ UA3ECJ KO83 (x3)

160m

UTC    dB Audio  Message
203300 -22  835  UA3ECJ SP5TWA KO02
203430  -8 2259  CQ UA3ECJ KO83
203530 +19  381  UA3ECJ SQ2BXI KN09
203530  -5 2259  CQ UA3ECJ KO83
203600 +15  381  UA3ECJ SQ2BXI KN09
212615  -1 1949  GM4JYB UA3ECJ KO83 (x3)
212745  +3 1948  CQ UA3ECJ KO83 (x4)
182400 -24 1845  R6OIZ UA3ECJ KO83
182500 -22 1844  CQ UA3ECJ KO83 (x2)

10m

UTC    dB Audio  Message
142230 -18 1666  CQ UA3ECJ KO83 (x9)
142930 -19 1665  HA0NDN UA3ECJ -18 (x2)
143130 -21 1666  CQ UA3ECJ KO83 (x2)
074630 -17 2483  UA3ECJ R6TY -13
074700 -20 1479  UA3ECJ RG7A 73

60m

UTC    dB Audio  Message
214215 -14 1332  UA3ECJ EA4T -07 (x4)

Decoder S/N history by band

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