GM4YTD — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Scotland Locator transmitted in a decoded message: IO74

Receiver-side FT8 activity involving GM4YTD, decoded by SO8OO in southeastern Poland. 147 related FT8 messages, 16 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 26 UTC dates. Heard between 2026-05-19 and 2026-08-16.

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

147

Related messages

CQ messages

UTC dates heard

-8 dB

Mean decoder S/N

Bands

80m 20m 40m 60m 10m

First seen: 2026-05-19
Last seen: 2026-08-16 14:12 UTC

Frequent QSO partners observed at SO8OO

Stations GM4YTD worked most often, as logged from our receiver:

F1IQH · France ×2 RI0SP · European Russia ×2 BI4XDT · China SP8JCF · Poland IQ2DB · Italy JE1NVD · Japan DL7MD · Fed. Rep. of Germany W3FOX · United States RN6MA · European Russia JG3RPL · Japan PD8F · Netherlands DB8BT · Fed. Rep. of Germany

Activity Heatmap

Locator transmitted by GM4YTD

Approximate centre of IO74, decoded 2026-08-13 20:32 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	GM4YTD S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-13 20:29	20m	-14 / -	DC7LR	- / -	2	Partial capture
08-04 19:55	20m	-12 / -	7K1CPT	-12 / -	2	✓ Closing observed
08-04 06:53	20m	- / -11	R50RKZ	-1 / -	2	✓ Closing fragment
08-03 20:11	80m	-14 / -18	DD0AM	-3 / -	5	✓ Closing observed
08-03 19:58	80m	- / -17	DL6MRM	+14 / -	2	Partial capture
08-03 19:54	60m	-6 / -	<...>	- / 0	2	Partial capture
08-03 19:50	60m	-11 / -	EA5JKT	-16 / 0	2	Partial capture
08-03 19:49	60m	-10 / -13	SP8JCF	+7 / -5	6	✓ Full exchange observed
08-03 19:48	60m	- / -13	OK1JPO	-10 / -	2	✓ Closing fragment
08-01 20:34	40m	- / +2	LY1DY	-10 / -	2	Partial capture
08-01 20:31	40m	- / -5	F1IQH	-11 / -	2	✓ Closing fragment
08-01 20:30	40m	- / -20	YO4GIY	-16 / -	3	✓ Closing fragment
08-01 20:27	40m	- / -5	UR5SD	+2 / -	3	✓ Closing fragment
07-31 20:50	40m	- / -11	UF1A	-10 / -	2	✓ Closing fragment
07-31 20:46	40m	- / -12	T77R	-16 / -	2	✓ Closing fragment
07-29 20:42	40m	- / -11	RA3ZDU	-8 / -	3	✓ Closing fragment
07-28 20:55	40m	-10 / -9	R9FE	-6 / -	3	✓ Closing observed
07-28 20:47	40m	- / -15	F1PBZ	-10 / -	2	✓ Closing fragment
07-28 20:45	40m	- / -2	R2AL	-9 / -	4	✓ Closing fragment
07-27 19:27	20m	-10 / -16	GX4BRA	-18 / -12	3	✓ Full exchange observed
07-27 19:14	20m	- / -	M7NFV	-18 / -	3	Partial capture
07-27 17:06	20m	- / -14	R2RAU	-2 / -	2	✓ Closing fragment
07-27 17:01	20m	- / -19	EA3HMM	-10 / -	3	✓ Closing fragment
07-25 20:25	20m	- / -	PD8F	-8 / -	2	✓ Closing fragment
07-25 20:16	20m	- / -18	RA4FUT	-1 / -	4	✓ Closing fragment
07-25 20:14	20m	-12 / -	R2DQ	- / +4	2	✓ Closing fragment
07-25 19:58	20m	- / -13	RN6MA	+10 / -	2	✓ Closing fragment
07-25 19:53	20m	-16 / -	LU1FIV	- / -	2	Partial capture
07-25 19:44	20m	- / -23	RX4SA	-8 / -	2	Partial capture
07-25 11:52	20m	-10 / -	DL8TG/P	- / -	2	Partial capture
07-24 20:00	20m	- / -6	EA8AT	-14 / -	2	✓ Closing fragment
07-24 19:55	20m	- / -19	BI4XDT	-5 / -	3	✓ Closing fragment
07-24 19:52	20m	-14 / -17	DL7MD	-13 / -	3	✓ Closing observed
07-24 17:58	20m	- / -12	PA2KV	-4 / -	3	✓ Closing fragment
07-23 20:36	40m	- / -17	LZ1ZF	-11 / -	2	✓ Closing fragment
07-23 18:57	20m	-8 / -	W4DXM	- / -	2	Partial capture
07-23 18:08	20m	-8 / -	W4DXM	- / -	2	Partial capture
07-23 17:41	20m	-12 / -	JH5AVM	- / -	4	Partial capture
07-17 10:43	20m	- / -15	UA6FZ	-13 / -	3	✓ Closing fragment
07-16 18:33	20m	-15 / -17	<...>	-23 / -2	4	Partial capture
07-14 20:33	40m	-7 / +1	G4DBW	-19 / +6	2	Partial capture
07-14 20:31	40m	-4 / -14	F1IQH	-8 / -	2	✓ Closing observed
07-14 20:27	40m	- / -14	DL3MIB	-3 / -	3	✓ Closing fragment
06-12 21:36	20m	-7 / -	N9FME	- / -	2	Partial capture
06-12 21:08	20m	-7 / -14	RI0SP	-4 / -6	8	✓ Full exchange observed
06-12 20:49	20m	-11 / -	PD0MNO	- / -19	3	Partial capture
06-12 20:47	20m	-6 / -	PD1HPB	- / -14	2	Partial capture
06-12 20:45	20m	-12 / -	JE1NVD	- / -19	2	✓ Closing fragment
06-12 20:43	20m	-12 / -	N9GKE	- / -15	2	✓ Closing fragment
06-12 20:41	20m	- / -	E70SZ	+9 / -	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
205000 -12  786  GM4YTD UF1A -11 (x2)
201600 -17 1551  GM4YTD YO1BRANCUSI -15
202745  +0 2477  GM4YTD UR5SD KN28 (x3)
203045 -17 1489  GM4YTD YO4GIY -20
203115 -11  496  GM4YTD F1IQH R-05 (x2)
203215 -17 1346  GM4YTD YO4GIY -20 (x2)
203445 -10  496  GM4YTD LY1DY KO14 (x2)
205630 -12 1081  GM4YTD EN35UKR -07
161215  -9  500  GM4YTD DB8BT 73

20m

UTC    dB Audio  Message
070345 -19 1629  GM4YTD R2ZCA RR73
193115 -18 1283  F4MGY/P GM4YTD IO74
193200 -20 1282  JE1LFX GM4YTD IO74
065330  -1 2075  GM4YTD R50RKZ -11 (x2)
170845 -11  586  R3UAX GM4YTD IO74
191715  -9  716  TA7MMI GM4YTD IO74
194215  -8  782  CQ GM4YTD IO74
194245  -9  782  YT3PL GM4YTD +08
195545 -12  696  7K1CPT GM4YTD IO74
195630 -12 2674  GM4YTD 7K1CPT RR73
201500 -18  872  BG7ZHS GM4YTD IO74
202930 -16 1205  DC7LR GM4YTD IO74 (x2)
203230 -17 1160  NE8Z GM4YTD IO74

80m

UTC    dB Audio  Message
205930 +12  518  GM4YTD DJ2CR -23 (x2)
210015 -19  571  DJ2CR GM4YTD 73
210300 -14  571  EA5KT GM4YTD IO74
210745 -22  571  IQ0RU GM4YTD IO74
195830 +13 2546  GM4YTD DL6MRM -17 (x2)
200715 -12  389  <...> GM4YTD IO74
201145 -16  389  DD0AM GM4YTD IO74
201200  -3  557  GM4YTD DD0AM -18 (x3)
201315 -11  389  DD0AM GM4YTD 73

60m

UTC    dB Audio  Message
204315  -9 1790  GM4YTD II3RPAD -15
194845 -12 1075  GM4YTD OK1JPO -13 (x2)
194915  +7  979  GM4YTD SP8JCF KN09 (x2)
195000 -10  543  SP8JCF GM4YTD -05
195015 -16 2024  GM4YTD EA5JKT IM99
195015  +8  979  GM4YTD SP8JCF R-13
195030 -10  543  SP8JCF GM4YTD RR73
195045  +8  980  GM4YTD SP8JCF 73
195100 -11  543  EA5JKT GM4YTD +00
195400  -8  529  <...> GM4YTD IO74
195415  +2 1957  GM4YTD DR800WE -01
195430  -5  530  <...> GM4YTD R+00
195700  -4  384  CQ GM4YTD IO74

Decoder S/N history by band

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