JA5XAE — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: PM63

Receiver-side FT8 activity involving JA5XAE, decoded by SO8OO in southeastern Poland. 687 related FT8 messages, 2 CQ messages, observed on 80m, 40m, 20m, 10m, across 62 UTC dates. Heard between 2026-05-26 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

687

Related messages

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

80m 40m 20m 10m

First seen: 2026-05-26
Last seen: 2026-08-23 19:23 UTC

Frequent QSO partners observed at SO8OO

Stations JA5XAE worked most often, as logged from our receiver:

S52D · Slovenia ×2 DL6AZ · Fed. Rep. of Germany ×2 UT7HX · Ukraine ×2 IU0POV · Italy ×2 UN3QA · Kazakhstan ×2 I0KMJ · Italy ×2 RZ4AT · European Russia E77TH · Bosnia-Herzegovina UT6HN · Ukraine SV1QVZ · Greece EA8Y · Canary Islands W7C · United States

Activity Heatmap

Locator transmitted by JA5XAE

Approximate centre of PM63, decoded 2026-08-23 21:30 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	JA5XAE S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 21:27	20m	-2 / -	9K2KU	- / -	2	✓ Closing fragment
08-23 21:26	20m	-1 / -	IS0LYN	- / -12	3	✓ Closing fragment
08-23 21:23	20m	-4 / -13	IV3NEP	-20 / -11	5	Partial capture
08-23 20:15	80m	- / -11	9A9N	+4 / -	2	✓ Closing fragment
08-23 20:13	80m	- / -19	UA3QQG	-2 / -	2	Partial capture
08-23 20:11	80m	- / -10	US1VAA	+12 / -	2	✓ Closing fragment
08-23 20:10	80m	- / -	SV8TCK	-1 / -	7	Partial capture
08-23 20:10	80m	-7 / -	9A9N	- / -	2	Partial capture
08-23 20:06	80m	-11 / -12	IK5CHL	+3 / -18	7	✓ Closing observed
08-23 20:05	80m	-10 / -10	E75C	+4 / -14	5	✓ Full exchange observed
08-23 20:01	40m	- / -	LA7OY	-8 / -	3	Partial capture
08-23 19:59	40m	- / -	DL6NAC	+12 / -	3	Partial capture
08-23 19:57	40m	-7 / -	RA3APK	- / -15	2	✓ Closing fragment
08-23 19:55	40m	-10 / -20	OZ1KZX	-4 / -10	4	✓ Full exchange observed
08-23 19:54	40m	- / -	PA2WDR	-7 / -	7	Partial capture
08-23 19:53	40m	-8 / -8	HB9AFZ	-6 / -14	5	✓ Full exchange observed
08-23 19:52	40m	-8 / -	DJ9NY	-1 / -13	4	Partial capture
08-23 19:52	40m	- / -	G0OYQ	-2 / -	5	Partial capture
08-23 19:52	40m	-9 / -14	G0VXE	+4 / -16	5	✓ Full exchange observed
08-23 19:50	40m	-10 / -	RL2F	- / -22	3	✓ Closing fragment
08-23 19:46	40m	-11 / -	IW2EGM	-5 / -13	4	Partial capture
08-23 19:43	40m	-11 / -	IK3GHR	- / -17	2	Partial capture
08-23 19:42	40m	- / -	G8OO	-5 / -	9	Partial capture
08-23 19:41	40m	- / -8	R3BDQ	-4 / -	3	Partial capture
08-23 19:39	40m	-7 / -	BA7IWL	- / -5	3	✓ Closing fragment
08-23 19:39	40m	- / -11	F1PBZ	-10 / -	2	Partial capture
08-23 19:38	40m	-9 / -	SV8GXC	- / -13	2	✓ Closing fragment
08-23 19:32	40m	-10 / -	UN8DAW	- / -13	4	✓ Closing fragment
08-23 19:29	40m	- / -12	OM2WW	+3 / -	3	✓ Closing fragment
08-23 19:25	40m	- / -10	DJ3HW	+2 / -	8	✓ Closing fragment
08-23 19:23	40m	-13 / -8	LB7ZG	+7 / -14	4	✓ Full exchange observed
08-22 23:12	20m	- / -9	CR7BRV	+16 / -	2	✓ Closing fragment
08-22 23:07	20m	- / -16	CR7BRV	+11 / -	3	Partial capture
08-22 20:40	40m	-4 / -24	T77R	0 / -	3	✓ Closing observed
08-21 21:37	20m	-8 / -	EA3AKY	-15 / -13	4	✓ Closing observed
08-21 21:35	20m	-10 / -14	DG6VC	+5 / -15	5	✓ Full exchange observed
08-21 21:35	20m	-8 / -4	EA6LU	-7 / -	4	✓ Closing observed
08-21 21:33	20m	-8 / -11	EA1N	-1 / -13	4	✓ Full exchange observed
08-21 21:31	20m	- / -9	EN35UKR	+2 / -	2	Partial capture
08-21 20:30	80m	- / -15	DL7ACN	-9 / -	6	Partial capture
08-21 20:28	80m	- / -22	RZ4AT	-7 / -	5	✓ Closing fragment
08-21 20:25	80m	- / -16	R3BDQ	-8 / -	2	✓ Closing fragment
08-21 20:24	80m	- / -14	DK9WI	+11 / -	3	✓ Closing fragment
08-21 20:23	80m	- / +3	OH5KNL	+2 / -	2	✓ Closing fragment
08-21 20:07	40m	-20 / -	PA0GSP	-14 / -13	4	✓ Closing observed
08-21 20:05	40m	-15 / -	HB9XBY	- / -	2	Partial capture
08-21 20:04	40m	-18 / -	I1YTO	-8 / -17	4	✓ Closing observed
08-21 20:02	40m	-20 / -7	DC1SN	-10 / -14	6	✓ Full exchange observed
08-21 20:00	40m	-24 / -10	SA3LEN	-3 / -13	4	✓ Full exchange observed
08-21 12:22	20m	- / -20	GJ0KYZ	+10 / -	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
231200 +16  594  JA5XAE CR7BRV -09 (x2)
212300  -7 1330  IV3NEP JA5XAE PM63 (x2)
212345 -20 1329  JA5XAE IV3NEP -13
212400  -3 1330  IV3NEP JA5XAE R-11 (x2)
212530  +1 1330  EA8BYZ JA5XAE PM63
212600  -2 1330  IS0LYN JA5XAE PM63 (x3)
212730  -1 1330  9K2KU JA5XAE PM63 (x2)
212900  -6 1330  F4HTA JA5XAE PM63
213000  -2 1330  UR5WCS JA5XAE PM63

80m

UTC    dB Audio  Message
201000  -8  872  9A9N JA5XAE PM63 (x2)
201045  +0  401  JA5XAE SV8TCK KM18 (x2)
201145 +17 2446  JA5XAE US1VAA -10
201145  +5  401  JA5XAE SV8TCK KM18
201215  +7 2446  JA5XAE US1VAA RR73
201215  -7  401  JA5XAE SV8TCK KM18 (x4)
201345  -1  871  JA5XAE UA3QQG -19 (x2)
201515  +2  715  JA5XAE 9A9N -11 (x2)

40m

UTC    dB Audio  Message
195700  -7 2442  RA3APK JA5XAE R-15
195715 -10 2240  JA5XAE PA2WDR JO21
195730  -7 2442  RA3APK JA5XAE 73
195745  -7 2240  JA5XAE PA2WDR JO21
195815  +5 2442  <JA5XAE> OK/PE5EIE
195815  -5 2240  JA5XAE PA2WDR JO21
195830 -11 2442  CQ DX JA5XAE PM63
195845  -6 2240  JA5XAE PA2WDR JO21 (x2)
195945 +13 2442  JA5XAE DL6NAC JO50 (x3)
200115  -7 2442  JA5XAE LA7OY JO49 (x3)

10m

UTC    dB Audio  Message
120345  -3  905  JA5XAE A61CK RR73
114830 -13 2090  JA5XAE 7Q8AK RR73
141045 -10 2345  JA5XAE UN3QA +01 (x2)

Decoder S/N history by band

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