EA5RJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Spain Locator transmitted in a decoded message: IM98

Receiver-side FT8 activity involving EA5RJ, decoded by SO8OO in southeastern Poland. 441 related FT8 messages, 179 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 34 UTC dates. Heard between 2026-05-17 and 2026-08-13.

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

441

Related messages

179

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m

First seen: 2026-05-17
Last seen: 2026-08-13 18:36 UTC

Frequent QSO partners observed at SO8OO

Stations EA5RJ worked most often, as logged from our receiver:

RI0SP · European Russia ×12 VU3LXI · India RA8QC · Asiatic Russia BG7ZHS · China BI1HJR · China JA4WLF · Japan DM2AL · Fed. Rep. of Germany BG5BNW · China M9XPN · England PD8RB/P · Netherlands R6LKG · European Russia PA1HGM · Netherlands

Activity Heatmap

Locator transmitted by EA5RJ

Approximate centre of IM98, decoded 2026-08-22 07:10 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	EA5RJ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-22 07:03	20m	-6 / -	UF4S/P	- / -19	12	Partial capture
08-17 05:31	20m	-10 / -	RI1ANC	- / -	9	Partial capture
08-13 21:15	20m	0 / -	RI0FA	- / -	32	Partial capture
08-13 20:35	20m	- / -	IK4LZH	-1 / -	3	Partial capture
08-13 20:33	20m	+1 / -	BI1HJR	- / -12	3	✓ Closing fragment
08-11 20:07	20m	-6 / -	<...>	- / -14	2	Partial capture
08-11 19:53	20m	-7 / -	HZ1YJ	- / -10	3	✓ Closing fragment
08-09 20:14	20m	-6 / -	BG7MOM	- / -	2	Partial capture
08-06 17:58	20m	-6 / -	PD8RB/P	- / -12	3	✓ Closing fragment
08-06 15:59	20m	-2 / -	TA1MHS	- / -16	2	Partial capture
08-06 15:52	20m	-4 / -	DF1DJ	- / -18	2	✓ Closing fragment
08-06 15:44	20m	-11 / -	EC5M	-21 / -19	4	✓ Closing observed
08-06 15:44	20m	+1 / -	RX1AB	- / -10	2	✓ Closing fragment
08-06 15:42	20m	-4 / -	DG3YDE	- / -11	2	✓ Closing fragment
08-06 15:31	20m	-14 / 0	DG4BBK	-11 / -14	3	✓ Full exchange observed
08-06 15:17	20m	-15 / -	DH2RTW	-14 / -2	3	Partial capture
08-06 15:09	20m	- / -	F1PPH	-14 / -	7	Partial capture
08-06 15:03	20m	-7 / -	UA9WNA	- / -14	2	✓ Closing fragment
08-06 14:56	20m	- / -	F4HSB	-24 / -	2	Partial capture
08-04 15:44	20m	-10 / -	<...>	- / -	3	Partial capture
08-02 20:38	80m	-15 / -	D2UY	- / -	5	✓ Closing fragment
08-02 20:33	80m	-5 / -18	A71QQ	-3 / -9	21	Partial capture
08-02 20:33	80m	- / -	YO2LIM	+13 / -	9	Partial capture
08-02 20:28	80m	- / -8	DF3WI	+6 / -	2	✓ Closing fragment
08-02 20:25	80m	- / -9	DL1UDO	-10 / -	2	✓ Closing fragment
08-02 20:24	80m	- / -7	<...>	0 / -	2	Partial capture
08-02 15:12	20m	-5 / -	BI6AN	- / -	5	Partial capture
08-01 20:08	40m	-23 / -	EN35UKR	- / -	3	Partial capture
08-01 20:07	40m	-22 / -	<...>	- / -	2	Partial capture
08-01 18:24	20m	-9 / -	EH5FJI	- / -18	16	✓ Closing fragment
08-01 18:16	20m	-13 / -	EH5FJI	- / -	2	Partial capture
07-31 20:26	20m	-11 / -	R0CBS	- / -	5	Partial capture
07-31 19:50	20m	-4 / -	BG5JSU	- / -	9	Partial capture
07-31 13:47	20m	-20 / -	M9NTS	- / -10	2	✓ Closing fragment
07-31 13:45	20m	-20 / -	OH7MFO	- / -8	2	✓ Closing fragment
07-27 05:46	20m	-12 / -	P5TIH	- / -	2	Partial capture
07-26 05:42	20m	-8 / -	RA8QC	- / -11	5	✓ Closing fragment
07-25 08:22	20m	- / -6	G0LUH	-16 / -	5	Partial capture
07-20 15:14	20m	- / -	F1PPH	-12 / -	8	Partial capture
07-20 15:11	20m	- / -	R4FCK	-16 / -	2	Partial capture
07-20 15:04	20m	- / -	RZ4FWA	-16 / -	2	Partial capture
07-20 15:02	20m	- / +8	IK4TVP	-6 / -	2	✓ Closing fragment
07-18 14:40	20m	-13 / -	UB3AZG	- / -	8	Partial capture
07-18 05:38	20m	+4 / -	UD8D/M	- / -	4	Partial capture
07-18 05:33	20m	-4 / -	<...>	- / -	3	Partial capture
07-17 09:56	20m	-10 / -	<...>	- / -14	2	Partial capture
07-17 06:31	20m	- / -	IK4LZH	-2 / -	4	Partial capture
07-17 06:17	20m	+10 / -	UB0SMX/P	- / -	7	Partial capture
07-17 06:13	20m	+7 / -	UB0SMX/P	- / -	3	Partial capture
07-17 06:06	20m	+8 / -	<...>	- / -6	8	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
053430 -12 2424  RI1ANC EA5RJ IM98 (x3)
070315 -10  917  UF4S/P EA5RJ IM98 (x12)

80m

UTC    dB Audio  Message
203730  -3  516  A71QQ EA5RJ R-08
203745  -6  446  EA5RJ A71QQ -18 (x2)
203845  -7  516  D2UY EA5RJ IM98
203845  -2  446  EA5RJ A71QQ -18 (x3)
203945 -11 1351  D2UY EA5RJ IM98
204015  -2  446  EA5RJ A71QQ -18
204015 -15 1351  D2UY EA5RJ IM98
204045  -4  446  EA5RJ A71QQ -18
204045 -18 1351  D2UY EA5RJ IM98
204115  -3  446  EA5RJ A71QQ -18 (x2)
204215 -22 1351  D2UY EA5RJ 73

40m

UTC    dB Audio  Message
202145  -4  703  9X5KM EA5RJ IM98 (x7)
205300 -11 1205  <AM314HKY> EA5RJ IM98
203615 -18 1030  RI1PC EA5RJ IM98
200715 -24 1849  <...> EA5RJ IM98 (x2)
200815 -21 1850  <EN35UKR> EA5RJ IM98 (x3)
201330 -16 2342  EA5RJ EU3LA -12

60m

UTC    dB Audio  Message
210300 -13 1156  ER3UA EA5RJ IM98 (x4)
210515  -3 2132  EA5RJ ER3UA -09 (x3)
210830 -13 1987  ER3UA EA5RJ R-09
210845  -4 2131  EA5RJ ER3UA RR73
210945 -11  782  EA5RJ G3UHU IO80
210945 -16 1331  EA5RJ EA8AJ IL18 (x3)

10m

UTC    dB Audio  Message
092400  -8 1194  CQ EA5RJ IM98
092600 -17 1195  G4YTU EA5RJ -16 (x2)
152245 -15  797  EA5RJ PA1HGM -02 (x2)
152415 -15 1016  EA5RJ G0JEI -20
104930 -20 1694  EA5RJ YB5NHD -14 (x5)
143430 -15 1310  EA5RJ 7Q5MP -08
140200 -16 1837  EA5RJ 7Q3CM +00 (x2)
135745 -17 2173  EA5RJ SV1GYN -10

Decoder S/N history by band

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