UA3RBM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LO02

Receiver-side FT8 activity involving UA3RBM, decoded by SO8OO in southeastern Poland. 1,188 related FT8 messages, 18 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 84 UTC dates. Heard between 2026-05-25 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

1,188

Related messages

CQ messages

UTC dates heard

-7 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-05-25
Last seen: 2026-08-23 15:18 UTC

Frequent QSO partners observed at SO8OO

Stations UA3RBM worked most often, as logged from our receiver:

EW6BZ · Belarus ×3 R95WTA · European Russia ×3 RA6OD · European Russia ×2 RN1QK · European Russia ×2 RA6ATZ · European Russia ×2 R3SV · European Russia ×2 IQ0VT · Italy ×2 HA7TM · Hungary ×2 RN7A · European Russia ×2 RA3LBW · European Russia ×2 SV9ANC · Crete ×2 EC3A · Spain ×2

Activity Heatmap

Locator transmitted by UA3RBM

Approximate centre of LO02, decoded 2026-08-23 00:44 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	UA3RBM S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-23 17:22	20m	+5 / -	VR2VOG	- / -12	3	Partial capture
08-23 17:19	20m	+9 / -	UA0LQE	- / +5	4	Partial capture
08-23 17:15	20m	+11 / +6	TF1EIN	-10 / +1	5	✓ Full exchange observed
08-23 06:46	20m	+4 / -	UN2NC	- / +6	2	Partial capture
08-23 06:43	20m	-4 / -	R7KM	- / -16	3	Partial capture
08-23 06:40	20m	-2 / -11	UD8S	-13 / -1	3	✓ Full exchange observed
08-23 06:39	20m	-8 / -	R3BGZ	- / +3	2	Partial capture
08-23 06:36	20m	-8 / -	SP9CKS	- / -2	4	✓ Closing fragment
08-23 06:35	20m	-5 / -4	M7FCX	-16 / -5	3	✓ Full exchange observed
08-23 06:33	20m	-2 / -	LA1PHA	-5 / -8	3	✓ Closing observed
08-23 01:51	40m	-12 / -13	EA5HM	-10 / -4	4	✓ Full exchange observed
08-23 01:48	40m	-19 / -	F4CTJ	- / -14	3	✓ Closing fragment
08-23 01:47	40m	-16 / -	IZ8PPI	- / -7	2	Partial capture
08-23 01:45	40m	-12 / -	M6WRB	-16 / -	2	✓ Closing observed
08-23 01:37	40m	-14 / -	RX3ASQ	- / -5	2	Partial capture
08-23 01:34	40m	-14 / -20	YO3WST	-7 / +8	5	✓ Full exchange observed
08-23 01:31	40m	-10 / -	EI9KF	- / -8	2	Partial capture
08-23 01:30	40m	- / +3	MI0NWA	-9 / -	2	✓ Closing fragment
08-23 01:27	40m	-16 / -	RX3DCZ	- / -14	2	Partial capture
08-23 01:20	40m	-17 / -12	R2SL	0 / -	3	✓ Closing observed
08-23 01:15	80m	+4 / -2	R3SN	-16 / -	4	✓ Full exchange observed
08-23 01:13	80m	-1 / -	RY6O	-3 / +9	3	✓ Closing observed
08-23 01:12	80m	-1 / 0	RZ3DW	+2 / -	4	✓ Full exchange observed
08-23 01:09	80m	-3 / 0	RY6O	-8 / -	3	Partial capture
08-23 01:07	80m	-6 / -12	E75C	+2 / -8	4	✓ Full exchange observed
08-23 01:04	80m	-10 / -	TF3VS	- / +4	3	Partial capture
08-23 01:02	80m	-5 / -6	SP1MGM	+11 / +1	6	✓ Full exchange observed
08-23 01:00	80m	+2 / -	TA3NE	-7 / -7	3	✓ Closing observed
08-23 00:56	80m	-3 / -2	RC2DD	0 / -	7	✓ Full exchange observed
08-23 00:54	80m	- / -	IZ0MIT	+1 / -	4	Partial capture
08-23 00:53	80m	-6 / -9	EC3A	-9 / -15	5	✓ Full exchange observed
08-23 00:51	80m	-2 / -5	DO4TYW	0 / -14	10	✓ Full exchange observed
08-23 00:50	80m	-1 / -	OH3GBW	+14 / +9	3	✓ Closing observed
08-22 05:28	20m	- / -9	S54NA	-3 / -	2	Partial capture
08-22 05:17	20m	- / -9	VK7AC	-2 / -	2	✓ Closing fragment
08-22 04:57	20m	- / -15	XQ1KK	0 / -	2	✓ Closing fragment
08-21 16:45	40m	-10 / +9	R4KR	-16 / +6	5	✓ Full exchange observed
08-21 16:45	40m	- / -3	R6DZO	-14 / -	2	Partial capture
08-21 16:44	40m	-6 / -1	UB6OCP	-12 / +9	4	✓ Full exchange observed
08-21 16:43	40m	- / -7	R4PFY	-13 / -	2	Partial capture
08-21 16:42	40m	-12 / -11	UA3GDJ	0 / -2	4	✓ Full exchange observed
08-21 16:40	40m	-4 / -	UA3SCF	- / -6	2	✓ Closing fragment
08-21 16:38	40m	-8 / -	RD3MF	-16 / -	4	✓ Full exchange observed
08-21 16:35	40m	-12 / -	OH3DJP	- / -7	2	Partial capture
08-21 16:35	40m	- / -2	R4PFY	-16 / -	2	Partial capture
08-21 16:34	40m	-15 / -	RK3AW	-16 / -	2	✓ Closing observed
08-21 16:26	40m	-9 / -	9K2MP	- / +2	8	Partial capture
08-21 16:25	40m	-9 / -	UA4QK	- / -	2	✓ Closing fragment
08-21 06:31	20m	- / -12	SP2GK	-1 / -	2	✓ Closing fragment
08-21 02:51	40m	0 / -7	II7MGBT	-7 / +2	6	Partial capture

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
064630  +1 1834  UN2NC UA3RBM +06 (x2)
171530 +12 2218  TF1EIN UA3RBM +01
171630  +5 2218  RA3BU UA3RBM -12
171730 +10 2218  TF1EIN UA3RBM -06
171745  -6 2381  UA3RBM TF1EIN R+06
171800 +10 2218  TF1EIN UA3RBM RR73
171815 -13 2381  UA3RBM TF1EIN 73
171915 +11 2218  UA0LQE UA3RBM +05 (x4)
172215 +11 2266  VR2VOG UA3RBM -12 (x3)

10m

UTC    dB Audio  Message
133915 -11 1335  UA3RBM <...> R+07
075315  -8  877  UA3RBM RA6ATZ R-03 (x2)
125600 -20 1681  UA3RBM RA1AOB 73
092700 -20 1059  UA3RBM RK6DL 73
131830 -13 1823  UA3RBM RZ1AS R-10 (x2)
113615 -24 1841  UA3RBM R6DJR 73
090300 -11 2649  UA3RBM R7RAG R-03
090615  -3 2679  UA3RBM R7KKO 73
091415  -5  744  UA3RBM R6DWD R-12 (x2)
091645 -22 1400  UA3RBM 4X5MZ R-12
103300 -17 1296  UA3RBM A61BG R-09
160645 -20 1712  UA3RBM A61FJ R+04

40m

UTC    dB Audio  Message
013745  -7 2384  UA3RBM YO3WST R-20
013800 -15 1362  RX3ASQ UA3RBM -05
013945 -11 1430  RX3DCZ UA3RBM +04
014515 -12  985  M6WRB UA3RBM RR73
014530 -16  984  UA3RBM M6WRB 73
014700 -16 1405  IZ8PPI UA3RBM -07 (x2)
014800 -20 1405  F4CTJ UA3RBM -14 (x3)
015145 -13 1578  UA3RBM EA5HM IM99
015200 -12 1108  EA5HM UA3RBM -04
015215 -11 1578  UA3RBM EA5HM R-13 (x2)
015445 -15 1827  DK7ZT UA3RBM -10

80m

UTC    dB Audio  Message
010745  +2 1605  UA3RBM E75C 73
010915  -3 1439  RY6O UA3RBM +13 (x2)
011130  -8 1953  UA3RBM RY6O R+00
011215  +1 1439  RZ3DW UA3RBM +22
011300  +0 1692  UA3RBM RZ3DW R+00
011315  -3 1439  RZ3DW UA3RBM RR73
011330  +3 1693  UA3RBM RZ3DW 73
011345  +0 1439  RY6O UA3RBM +09 (x2)
011430  -3 1953  UA3RBM RY6O 73
011500  +4 1439  R3SN UA3RBM +24
011515 -15 1196  UA3RBM R3SN R-02
011530  +4 1439  R3SN UA3RBM RR73
011545 -18 1196  UA3RBM R3SN 73

160m

UTC    dB Audio  Message
210300 -16 1379  SP5GW UA3RBM RR73
210315  -3 1788  UA3RBM SP5GW 73
210415 -16 1482  RA9YTI UA3RBM -10 (x3)
210600 -22 1384  UA3RBM RA9YTI R-20
210615 -24 1482  RA9YTI UA3RBM RR73
211300 -10 1535  EW6BZ UA3RBM +14 (x2)
211345  +4 2786  UA3RBM EW6BZ R-01
211400 -14 1535  EW6BZ UA3RBM RR73
211415  +8 2786  UA3RBM EW6BZ 73
004300  -9 1489  CQ UA3RBM LO02 (x3)

Decoder S/N history by band

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