R4CHQ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia

Receiver-side FT8 activity involving R4CHQ, decoded by SO8OO in southeastern Poland. 558 related FT8 messages, 2 CQ messages, observed on 80m, 40m, 20m, across 41 UTC dates. Heard between 2026-04-27 and 2026-07-26.

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

558

Related messages

CQ messages

UTC dates heard

-6 dB

Mean decoder S/N

Bands

80m 40m 20m

First seen: 2026-04-27
Last seen: 2026-07-26 02:42 UTC

Frequent QSO partners observed at SO8OO

Stations R4CHQ worked most often, as logged from our receiver:

DA0WWA · Fed. Rep. of Germany ×2 RZ6ALZ · European Russia OH1LA · Finland RX6LN · European Russia UB3BDJ · European Russia RD6ZQ · European Russia EW8DG · Belarus F8NHF · France R8CGE · Asiatic Russia GM4HYG · Scotland YC5NCT · Indonesia RV3X · European Russia

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	R4CHQ S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-09 06:05	40m	-11 / -	R3DHP	- / +4	2	✓ Closing fragment
08-04 23:32	80m	-9 / -	RY4ABB	- / +3	2	✓ Closing fragment
08-03 01:27	40m	-4 / -	WE2N	- / -16	2	✓ Closing fragment
07-26 03:56	40m	-23 / -4	SN1A	-14 / -17	3	Partial capture
07-26 03:53	40m	-20 / -	R7YZ	- / -14	2	Partial capture
07-26 02:18	40m	-9 / -14	<...>	-22 / -19	2	Partial capture
07-26 02:15	40m	-6 / -	8S7DL	- / -13	2	✓ Closing fragment
07-24 02:28	40m	-20 / -	S55DX	- / -9	2	Partial capture
07-24 02:11	40m	-19 / -	F5NNN	-6 / -	4	✓ Closing observed
07-22 05:18	40m	- / -17	HA1MHC	-20 / -	2	✓ Closing fragment
07-22 04:01	40m	- / -9	DG3BZ	-10 / -	2	✓ Closing fragment
07-22 03:53	40m	-24 / -	SP5ROM	- / -12	2	Partial capture
07-22 03:47	40m	-23 / +7	UY0HY	-20 / -	3	✓ Closing observed
07-22 02:36	40m	-21 / -	ER3ZW	- / -9	2	Partial capture
07-22 02:20	40m	-2 / -	VP5G	- / -17	5	Partial capture
07-21 04:18	20m	- / -11	7Z1BQ	-19 / -	2	✓ Closing fragment
07-19 19:27	80m	- / +1	OH1CIN	-3 / -	2	✓ Closing fragment
07-19 19:23	80m	-12 / -9	SQ9MEZ	+9 / -21	4	✓ Full exchange observed
07-19 19:22	80m	- / -	SP6FME	+9 / -	3	Partial capture
07-19 19:22	80m	-16 / -3	RA5AK	-16 / -1	3	✓ Full exchange observed
07-19 19:18	80m	-16 / -	R3DON	- / -16	2	Partial capture
07-19 19:16	40m	- / -5	RD6ZQ	-14 / -	2	✓ Closing fragment
07-18 04:37	40m	- / -12	II3DRC	-10 / -	3	Partial capture
07-18 04:23	40m	-16 / -	YO3OBB	- / -16	2	✓ Closing fragment
07-16 03:50	40m	- / -	US1EA	-17 / -	2	Partial capture
07-15 00:49	40m	-13 / -20	W4DXM	-7 / -9	2	Partial capture
07-14 22:37	40m	-17 / -	TF8KW	- / -15	2	✓ Closing fragment
07-14 22:33	40m	-12 / -	RZ4FWA	- / -15	2	✓ Closing fragment
07-14 22:29	40m	-17 / -8	OY/DO1BBM/M	-22 / -7	2	Partial capture
07-14 22:25	40m	-10 / -	YT2FA	- / -11	2	✓ Closing fragment
07-14 16:44	40m	-3 / -	EW8DG	- / -18	2	✓ Closing fragment
07-14 16:37	40m	-16 / -	R3YCJ	- / -13	3	✓ Closing fragment
07-14 16:01	40m	-10 / -	UN7DCS	- / -14	3	✓ Closing fragment
07-14 15:58	40m	-5 / -	R6FMK	- / -9	2	✓ Closing fragment
07-14 04:32	40m	- / -6	OE3DXA	-14 / -	2	✓ Closing fragment
07-14 03:31	40m	- / -3	IW4DV	+7 / -	2	✓ Closing fragment
07-10 03:41	40m	- / -	M0IQW	-18 / -	2	✓ Closing fragment
06-29 23:52	40m	-3 / -	TM8WWA	- / -13	2	✓ Closing fragment
06-29 23:51	40m	+2 / -	R2UC	- / -2	2	Partial capture
06-29 23:46	40m	-4 / -	CS8ABF	- / -18	4	Partial capture
06-29 23:35	40m	-12 / -	CS2WWA	- / -17	2	✓ Closing fragment
06-29 23:23	40m	-8 / -	TM2WWA	- / -12	2	✓ Closing fragment
06-29 23:18	40m	-3 / +4	RV3V	+1 / +2	4	✓ Full exchange observed
06-29 22:36	40m	-11 / -	II0WWA	- / -16	3	✓ Closing fragment
06-29 22:32	40m	-6 / -	YC5NCT	- / -16	2	Partial capture
06-29 22:26	40m	-8 / -	R4SCQ	- / -1	2	Partial capture
06-29 22:22	40m	-6 / -	G4DBW	- / -12	7	Partial capture
06-29 22:20	40m	-2 / -	SV1ENG/P	- / -20	2	✓ Closing fragment
06-29 22:17	40m	-12 / -	R8CBB	- / -3	2	✓ Closing fragment
06-29 21:59	40m	-7 / -2	DA0WWA	-10 / -16	4	✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

40m

UTC    dB Audio  Message
021800  -9 1748  <...> R4CHQ -19
021815 -22 1747  R4CHQ <...> R-14
021930  -5  877  SQ9SET R4CHQ -07
035330 -19 1809  R7YZ R4CHQ -14 (x2)
035615 -20 2084  R6OIZ R4CHQ RR73
035630 -14 1435  R4CHQ SN1A -04
035815 -24 1436  SN1A R4CHQ R-17 (x2)
044215 -21 1434  R4CHQ SN1A -05
012730  +0 1904  WE2N R4CHQ -16 (x2)
233745 -19 2016  OH1LA R4CHQ RR73
060530 -11  651  R3DHP R4CHQ +04 (x2)

80m

UTC    dB Audio  Message
192200 -13 2021  RA5AK R4CHQ -01
192215 -16 2021  R4CHQ RA5AK R-03
192230 -18 2021  RA5AK R4CHQ RR73
192245  +8 2020  R4CHQ SP6FME JO90 (x2)
192330 -15  998  SQ9MEZ R4CHQ -21
192345  +9 2020  R4CHQ SP6FME JO90
192345  +9 1000  R4CHQ SQ9MEZ R-09
192400 -10  999  SQ9MEZ R4CHQ RR73
192415  +9 1000  R4CHQ SQ9MEZ 73
192700  -2 1699  R4CHQ OH1CIN R+01 (x2)
233215  -7 1869  RY4ABB R4CHQ +03 (x2)
233530  -9 1869  RU3DBT R4CHQ RR73

20m

UTC    dB Audio  Message
093345  -2 2571  OZ6MM R4CHQ RR73 (x2)
030945  -9  919  LY2J R4CHQ -12
124245  -6 2812  DA0WWA R4CHQ -17
124300 +15 2812  R4CHQ DA0WWA R+00 (x2)
124345  -6 2812  DA0WWA R4CHQ RR73
124400 +14 2812  R4CHQ DA0WWA RR73
124845 -13 1234  SQ3JVA R4CHQ RR73
124945 -12  832  KF0YOB R4CHQ -19
121830 -11 2526  LY2BSW R4CHQ -17
122045 -10 2073  R4CHQ OK1ZJK 73
122245 -19 1576  RY9KYL R4CHQ -16
041845 -19 1917  R4CHQ 7Z1BQ R-11 (x2)

Decoder S/N history by band

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