R4UA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LO24

Receiver-side FT8 activity involving R4UA, decoded by SO8OO in southeastern Poland. 581 related FT8 messages, 65 CQ messages, observed on 80m, 40m, 20m, 10m, across 43 UTC dates. Heard between 2026-05-26 and 2026-08-22.

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

581
Related messages
65
CQ messages
43
UTC dates heard
-7 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-05-26
Last seen: 2026-08-22 16:26 UTC

Frequent QSO partners observed at SO8OO

Stations R4UA worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by R4UA

Approximate centre of LO24, decoded 2026-08-22 18:25 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 UTCBandR4UA S/NCounterpartCounterpart S/NMsgsCapture
08-22 18:25 80m +3 / -13 R1530IG +8 / 0 4 Partial capture
08-22 18:23 80m +6 / - UA9LP - / -2 4 ✓ Closing fragment
08-22 18:21 80m +4 / - R1530IG - / - 2 Partial capture
08-22 18:20 80m +4 / - R4RZ -3 / -4 3 ✓ Closing observed
08-22 18:18 80m +6 / - UA4WCS +7 / -2 4 ✓ Closing observed
08-22 18:12 80m +6 / - RU9F - / - 2 Partial capture
08-22 18:08 80m +6 / -5 R9DT -8 / -5 5 ✓ Full exchange observed
08-22 18:08 80m +7 / - UA9YHA - / -13 5 ✓ Closing fragment
08-22 18:06 80m +3 / -11 R6ZEJ +4 / -4 6 ✓ Full exchange observed
08-22 18:04 80m +6 / - R1CBA - / - 2 Partial capture
08-22 18:03 80m +9 / +2 R4HHN -2 / -14 5 ✓ Full exchange observed
08-22 18:01 80m +6 / - RU6K +12 / -1 5 ✓ Full exchange observed
08-22 18:00 80m +6 / - <...> - / -2 2 Partial capture
08-22 17:57 80m +2 / - ZS6WAB - / - 3 Partial capture
08-22 17:55 80m +1 / - RA4HTH -8 / -3 6 ✓ Full exchange observed
08-22 17:52 80m +1 / - RA4FUT - / -9 4 ✓ Closing fragment
08-22 17:49 80m -6 / +2 R1OA -15 / -6 5 ✓ Full exchange observed
08-22 17:43 80m -5 / -11 SV1EGE -9 / -15 8 ✓ Full exchange observed
08-22 17:42 80m -4 / - RA4HPQ - / -3 2 ✓ Closing fragment
08-22 17:36 80m -5 / +5 RC2DD -4 / 0 6 ✓ Full exchange observed
08-22 17:32 80m -8 / +1 RA3DEP -9 / -20 8 ✓ Full exchange observed
08-21 19:23 80m - / -1 UA3RMB +2 / - 4 ✓ Closing fragment
08-21 19:05 80m -4 / +1 RA3WY -2 / 0 5 ✓ Full exchange observed
08-21 19:04 80m -4 / - R4FV - / - 3 Partial capture
08-21 19:00 80m -5 / - RA6LTD -12 / 0 4 ✓ Closing observed
08-21 18:55 80m -1 / 0 RU3SD -10 / -3 5 ✓ Full exchange observed
08-21 18:54 80m -1 / 0 RA3XDX -11 / 0 5 ✓ Full exchange observed
08-21 18:52 80m -3 / - RA6OD +1 / -1 4 ✓ Closing observed
08-21 18:47 80m -2 / -2 RA3SO -12 / -4 6 ✓ Full exchange observed
08-21 18:37 80m -6 / 0 UA7N -5 / +2 5 ✓ Full exchange observed
08-21 18:31 80m -6 / -6 RD3AD -15 / -4 5 ✓ Full exchange observed
08-21 18:28 80m -5 / - RC7LX - / - 2 Partial capture
08-21 18:26 80m -3 / - RA5CW -8 / -6 4 ✓ Closing observed
08-21 18:24 80m -4 / -1 RK1N +2 / -5 5 ✓ Full exchange observed
08-21 18:21 80m -1 / -5 UA3XDR -18 / -3 5 ✓ Full exchange observed
08-21 18:10 80m -1 / -6 R8LCI -16 / -6 4 ✓ Full exchange observed
08-21 18:08 80m 0 / +2 RU3OZ +4 / -2 4 ✓ Full exchange observed
08-21 18:07 80m 0 / - R3ZG -5 / -6 3 ✓ Closing observed
08-21 18:06 80m -1 / - UF4S/P -6 / 0 4 ✓ Closing observed
08-20 16:18 40m -3 / - RK4PR - / - 2 Partial capture
08-20 16:18 40m -4 / - ZL1RPC/P - / -16 4 Partial capture
08-20 16:14 40m -4 / - R3PLN/P - / -14 5 ✓ Closing fragment
08-20 16:12 40m -5 / -10 RA2FKD -2 / -11 5 ✓ Full exchange observed
08-20 16:12 40m -4 / -11 UA3WG -2 / +4 6 ✓ Full exchange observed
08-20 16:08 40m -6 / - ZL1RPC/P - / - 2 Partial capture
08-20 16:06 40m -7 / - BA7IWL - / -18 2 Partial capture
08-20 16:05 40m -6 / - UA9MMZ - / -9 2 ✓ Closing fragment
08-20 16:03 40m -4 / - BI3UPU - / -12 2 ✓ Closing fragment
08-20 16:01 40m -5 / - BA7IWL - / -17 3 Partial capture
08-20 15:56 40m -3 / - RV3DFC -13 / +1 4 ✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

80m 
UTC    dB Audio  Message
181930  +7 2569  R4UA UA4WCS RR73
181945  +6 2571  UA4WCS R4UA 73
182015  +3 2571  R4RZ R4UA R-04
182030  -3 2117  R4UA R4RZ RR73
182045  +4 2571  R4RZ R4UA 73
182115  +2 2571  R1530IG R4UA LO24 (x2)
182300  +1 2571  UA9LP R4UA LO24 (x4)
182545  +6 2571  R1530IG R4UA LO24
182630  +8 2570  R4UA R1530IG -13
182645  +3 2571  R1530IG R4UA R+00 (x2)
20m 
UTC    dB Audio  Message
132430  +3 2625  R7GA R4UA RR73
132445  -4 2192  R4UA R7GA 73 (x2)
132645 +12 2660  R0SV/P R4UA LO24
141015  +1 2530  RY7G R4UA LO24 (x2)
141300  +7 2530  UA0ABA R4UA LO24 (x2)
145015  -5 2471  XU7O R4UA LO24 (x5)
025930 -11 2588  ZL1RPC R4UA LO24
030330 -12 2584  EX8ABC R4UA -02
40m 
UTC    dB Audio  Message
161415  -6 2549  FR4OM R4UA LO24
161445  -4 2550  R3PLN/P R4UA LO24 (x5)
161800  -7 2550  ZL1RPC/P R4UA LO24
161830  -2 2550  RK4PR R4UA LO24 (x2)
161930  -6 2550  CQ R4UA LO24
162000  -4 2550  ZL1RPC/P R4UA R-16 (x3)
162130  -7 2550  CQ R4UA LO24 (x2)
10m 
UTC    dB Audio  Message
081600 -17 1227  R4UA UA3MLR RR73
082645  -9 2555  R4UA UA3WG +00 (x5)
084615 -14 2557  R4UA R1WBJ RR73
092330  -2 2712  R4UA IQ4JO JN63 (x3)
062100 -20 2099  R4UA RA1N +02
062300 -17  980  R4UA UA3MLU RR73
063330 -14 2475  R4UA R4FDD LO33 (x2)
094230 -14  805  R4UA UB1AXF -02

Decoder S/N history by band

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