R3MDR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO97

Receiver-side FT8 activity involving R3MDR, decoded by SO8OO in southeastern Poland. 307 related FT8 messages, 4 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 11 UTC dates. Heard between 2026-06-06 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

307

Related messages

CQ messages

UTC dates heard

-5 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-06-06
Last seen: 2026-08-23 17:26 UTC

Frequent QSO partners observed at SO8OO

Stations R3MDR worked most often, as logged from our receiver:

RM5F · European Russia ×2 R5BM · European Russia ×2 RL3F · European Russia ×2 UA3GT · European Russia ER1CW · Moldova RA3RPW · European Russia UA3LKM · European Russia RT25VR · European Russia RZ6BS · European Russia R2EA · European Russia HA7TM · Hungary RA4P · European Russia

Activity Heatmap

Locator transmitted by R3MDR

Approximate centre of KO97, decoded 2026-08-18 22:10 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	R3MDR S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 19:26	40m	- / -17	5A1AL	-10 / -	2	✓ Closing fragment
08-18 20:46	160m	-21 / -	HA5UA	- / -	2	Partial capture
08-18 20:41	160m	- / -18	RA4P	-11 / -	2	✓ Closing fragment
08-18 20:38	160m	- / -14	UA3LKM	-22 / -	2	✓ Closing fragment
08-18 20:38	160m	- / -12	UA6NT	-10 / -	3	✓ Closing fragment
08-18 20:18	10m	- / -21	IW4AOT	-8 / -	8	Partial capture
08-18 20:01	160m	- / -	SQ2BXI	+16 / -	4	Partial capture
08-18 19:59	160m	- / -21	DL8OH	+5 / -	2	✓ Closing fragment
08-18 19:45	160m	- / -19	R9SAP	-16 / -	3	✓ Closing fragment
08-18 19:42	160m	- / -5	RA1AGX	-12 / -	3	✓ Closing fragment
08-18 18:17	160m	- / -12	RM3ZR	-13 / -	3	Partial capture
08-09 19:33	80m	-10 / -7	R2HB	-2 / -1	6	✓ Full exchange observed
08-09 19:25	160m	- / -15	RU3XX	-16 / -	2	✓ Closing fragment
08-09 19:23	160m	- / -9	R1MA	-14 / -	5	✓ Closing fragment
08-09 19:23	160m	- / -16	RL3F	-12 / -	4	✓ Closing fragment
08-09 19:22	160m	- / -9	RM5F	-1 / -	4	✓ Closing fragment
08-09 18:00	80m	- / -14	RY4D	+2 / -	2	✓ Closing fragment
07-28 20:45	40m	- / -2	R2GFD	-17 / -	4	Partial capture
07-28 20:44	40m	- / -9	RA3WY	-10 / -	2	✓ Closing fragment
07-28 19:51	40m	- / -	DL1CC	-8 / -	10	Partial capture
07-28 19:42	40m	- / -	9A4ZM	-9 / -	2	Partial capture
07-28 19:42	40m	- / -	PE1NPS	-10 / -	4	Partial capture
07-28 19:42	40m	- / -7	R2AL	-12 / -	3	✓ Closing fragment
07-28 19:42	40m	- / -17	RA3M	-12 / -	6	Partial capture
07-27 22:34	80m	+2 / -5	OM3PC	+14 / -1	3	Partial capture
07-27 22:33	80m	-5 / +2	R2PT	0 / +4	6	✓ Full exchange observed
07-27 21:46	80m	- / +6	SP2OSP	-4 / -	2	✓ Closing fragment
07-27 21:42	80m	-12 / -13	RL3F	-10 / +3	3	✓ Full exchange observed
07-27 21:42	80m	-11 / +2	UB3DRL	0 / -1	2	Partial capture
07-27 21:27	40m	- / -3	RX6AOB	-8 / -	2	✓ Closing fragment
07-27 21:22	40m	- / -17	PD2XX	-16 / -	2	✓ Closing fragment
07-27 21:04	40m	- / -13	OM3PC	-7 / -	2	Partial capture
07-27 20:59	40m	- / -13	I1RJP	-5 / -	6	✓ Closing fragment
07-27 20:55	40m	- / -	I1RJP	-4 / -	3	Partial capture
07-27 20:55	40m	- / -6	UB6OCP	-16 / -	6	Partial capture
07-27 20:54	40m	- / -6	UB3YGA	-11 / -	4	✓ Closing fragment
07-27 20:50	80m	-3 / +2	RN3YN	-11 / -10	4	✓ Full exchange observed
07-27 20:48	80m	-5 / -4	RC6OD	+12 / -5	5	✓ Full exchange observed
07-27 20:46	80m	-4 / -2	R7CD	+5 / -1	4	✓ Full exchange observed
07-27 20:44	80m	- / -	R5BM	0 / -	3	✓ Closing fragment
07-27 20:41	80m	-6 / -	RA3RPW	- / +1	2	✓ Closing fragment
07-27 20:40	80m	- / -19	SP9UPH	+18 / -	6	✓ Closing fragment
07-27 20:39	80m	- / -9	R2ARW	-18 / -	2	✓ Closing fragment
07-27 20:38	80m	- / -	HG8LXL	+9 / -	8	Partial capture
07-27 20:38	80m	-4 / -	HA7TM	-14 / -	2	✓ Closing observed
07-27 20:35	80m	-3 / +1	R3TIT	-10 / -	3	Partial capture
07-27 20:33	80m	-4 / +1	RM5F	+5 / +7	5	✓ Full exchange observed
07-27 20:32	80m	-6 / -	R70OBN	+8 / +9	4	✓ Full exchange observed
07-27 18:54	40m	- / -16	RA3BY	-3 / -	2	✓ Closing fragment
07-27 18:45	80m	-15 / -5	RT6Z	+4 / -10	3	✓ 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
195415  -7 2255  R3MDR DL1CC JO72 (x4)
195630 -10  757  R3MDR R6YG -15
195645 -10 2255  R3MDR DL1CC JO72
204445 -13 1337  R3MDR RA3WY R-09 (x2)
204515 -17 1898  R3MDR R2GFD KO92 (x4)
192230 -15 2471  R3MDR R3TAF LO16
192600  -8 2270  R3MDR 5A1AL -17 (x2)

160m

UTC    dB Audio  Message
200015  +6 1805  R3MDR DL8OH RR73
200115 +16  271  R3MDR SQ2BXI KN09 (x4)
203815 -10 1558  R3MDR UA6NT -12
203815 -21 1698  R3MDR UA3LKM R-14
203845  -9 1558  R3MDR UA6NT -12
203845 -22 1697  R3MDR UA3LKM 73
203915 -11 1558  R3MDR UA6NT RR73
204115 -11  573  R3MDR RA4P -18 (x2)
204645 -20 2105  HA5UA R3MDR KO97 (x2)
221030 -14 2456  YU1LD R3MDR KO97

80m

UTC    dB Audio  Message
223415 +11 1273  R3MDR OM3PC JN98
223430  +2 2204  OM3PC R3MDR -01
223445 +18 1273  R3MDR OM3PC R-05
223545  -8 1825  R3MDR ON1BH -14
180000  +3  969  R3MDR RY4D -14 (x2)
193245 -16 2101  R3MDR R6OQ KN87
193315  +7  300  R3MDR <...> -11
193345  -2 1154  R3MDR R2HB KO85 (x2)
193430 -12 2521  R2HB R3MDR -01
193445  -3 1154  R3MDR R2HB R-07
193500  -9 2521  R2HB R3MDR RR73
193515  +1 1154  R3MDR R2HB 73
211100  -9 1227  R3MDR R3VE LO16

10m

UTC    dB Audio  Message
114945 -10 2173  R3MDR RZ6LY -10
201845  -4 2301  R3MDR IW4AOT -21 (x8)

20m

UTC    dB Audio  Message
092245  -4 2780  R3MDR R8CC -14

Decoder S/N history by band

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