RA3X — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KO73

Receiver-side FT8 activity involving RA3X, decoded by SO8OO in southeastern Poland. 1,740 related FT8 messages, 600 CQ messages, observed on 80m, 40m, 10m, across 53 UTC dates. Heard between 2026-05-21 and 2026-08-19.

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

1,740
Related messages
600
CQ messages
53
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-05-21
Last seen: 2026-08-19 04:14 UTC

Activity Heatmap

Locator transmitted by RA3X

Approximate centre of KO73, decoded 2026-08-19 06:09 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 UTCBandRA3X S/NCounterpartCounterpart S/NMsgsCapture
08-19 06:12 40m - / -19 DH5BM -21 / - 4 Partial capture
08-19 06:09 40m -19 / -5 SP5ROM -16 / - 4 ✓ Closing observed
08-12 11:41 40m - / - RA3LCX -18 / - 2 Partial capture
08-08 19:55 80m - / - ON1AEY -4 / - 3 Partial capture
08-08 19:40 80m - / - IV3DSG -7 / - 3 Partial capture
08-08 19:38 80m +10 / - R9FGF - / -6 5 ✓ Closing fragment
08-08 19:37 80m +10 / - OH3OJ/1 -4 / - 3 ✓ Closing observed
08-08 19:37 80m - / - OE6TNO -4 / - 2 Partial capture
08-08 19:33 80m +13 / -2 RC3D +3 / - 3 ✓ Closing observed
08-08 19:33 80m +9 / - UA3XDR -15 / -18 4 ✓ Closing observed
08-08 19:33 80m - / - OE6TNO -3 / - 2 Partial capture
08-08 19:33 80m - / - R1IO -3 / - 2 Partial capture
08-08 19:30 80m +12 / -1 RW3YS +2 / +1 5 ✓ Full exchange observed
08-08 19:28 80m +11 / +1 RA3LBW +6 / +3 6 ✓ Full exchange observed
08-08 19:23 80m +10 / -7 UA3NFG -12 / -18 10 Partial capture
08-08 19:21 80m +4 / -9 R7IA -12 / - 6 Partial capture
08-08 19:19 80m +6 / -15 R2DYC -2 / +3 4 ✓ Full exchange observed
08-08 19:19 80m - / - SV9MBH -12 / - 2 Partial capture
08-08 19:17 80m -7 / +6 RA2FU -13 / - 4 ✓ Closing observed
08-08 19:10 80m +4 / -3 EW8CW 0 / -4 4 ✓ Full exchange observed
08-08 19:09 80m +5 / -3 UA3RLE -2 / -6 4 ✓ Full exchange observed
08-08 19:08 80m +3 / -12 DO9BAU +5 / -17 13 ✓ Full exchange observed
08-08 19:07 80m +6 / -2 RD3AD -9 / -9 6 ✓ Full exchange observed
08-08 19:04 80m +6 / - R1BED - / -18 5 Partial capture
08-08 19:03 80m +4 / +3 ER5DX -7 / -10 5 ✓ Full exchange observed
08-08 19:01 80m +2 / -3 SP9UPH +16 / -12 5 ✓ Full exchange observed
08-08 18:58 80m +6 / -4 OK1FRG +6 / -20 11 ✓ Full exchange observed
08-08 18:56 80m +4 / -4 R3BCL -8 / -5 5 ✓ Full exchange observed
08-08 18:55 80m +8 / +9 UA3ECJ -2 / +4 6 ✓ Full exchange observed
08-08 18:53 80m +2 / - R3BCL - / - 2 Partial capture
08-08 18:52 80m -2 / -3 R4UA +4 / - 4 ✓ Closing observed
08-08 18:51 80m -1 / - RC6OD - / - 2 Partial capture
08-08 18:50 80m - / - LA2JKA +2 / - 4 Partial capture
08-08 18:47 80m +2 / -11 R2BHQ -15 / -13 6 ✓ Full exchange observed
08-08 18:46 80m - / - SP9UPH +24 / - 2 Partial capture
08-08 18:43 80m +5 / -2 OK1FRG +7 / -15 9 Partial capture
08-08 18:43 80m +5 / -9 RA9SJG -17 / -18 14 Partial capture
08-08 18:42 80m +4 / +2 R2ATY -14 / -9 4 ✓ Full exchange observed
08-08 18:41 80m +2 / -4 RY3D +5 / - 5 ✓ Closing observed
08-08 18:36 80m +2 / -8 RA3VX +3 / -12 10 ✓ Full exchange observed
08-08 18:36 80m +3 / +2 RU3DNN +3 / +7 5 ✓ Full exchange observed
08-08 18:36 80m - / - OD5SB -22 / - 2 Partial capture
08-08 18:36 80m +4 / - RG7O +2 / -2 7 ✓ Closing observed
08-08 18:34 80m +6 / -12 RK9DO -21 / -19 7 ✓ Full exchange observed
08-08 18:32 80m -3 / 0 RA3WY -2 / -1 7 ✓ Full exchange observed
08-08 18:30 80m -1 / +4 R2GFD -8 / +4 6 ✓ Full exchange observed
08-08 18:27 80m -2 / - RC6OD - / - 3 Partial capture
08-07 17:13 80m -5 / +1 RD6OX +5 / +1 5 ✓ Full exchange observed
08-07 17:08 80m -6 / -11 RA9MAI -14 / -11 7 ✓ Full exchange observed
08-07 17:07 80m -8 / +1 RA3LCX -6 / +5 6 ✓ 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
164400  -2 2427  RA3X RR73; RU9BM <...> -18
165115 -20 1980  RA3X OK2RM JN89
114130 -18 1128  RA3X RA3LCX KO65 (x2)
130045 -24 1687  RA3X SP6AMI -24
130530 -24 1687  CQ RA3X KO73
131245 -20 1528  RA3X HA7JLR -09
060945 -19 2203  SP5ROM RA3X KO73
061000 -17 2175  RA3X SP5ROM -05 (x3)
061230 -24 1673  RA3X DH5BM R-19 (x4)
10m
UTC    dB Audio  Message
133600 -20 1808  RA3X F5ADE JN07 (x3)
134600 -13 2325  RA3X PA1HGM -11 (x2)
135130 -15 1945  RA3X DK3HV JO31 (x3)
135630  -6 2740  RA3X F4LML JN29 (x3)
140230 -23 1550  RA3X G1JRU RR73
140400  -4 2005  RA3X F4HQL JN29
140600 -16 1741  RA3X DN9ZZ 73
132845 -18 2227  RA3X DO1ZK 73
80m
UTC    dB Audio  Message
194130 +10 2127  R1IO RA3X KO73
194230  +5 2127  CQ RA3X KO73 (x3)
195445 -21 2398  RA3X JE6WOQ -16
195500  -1 2355  CQ RA3X KO73 (x2)
195545  -1 2355  RA3X ON1AEY JO11
195600  +4 2355  CQ RA3X KO73
195615 -24 2138  RA3X UN3QA MN83
195615  -5 2355  RA3X ON1AEY JO11
195630  +3 2355  CQ RA3X KO73
195645  -7 2355  RA3X ON1AEY JO11
195700  +6 2355  CQ RA3X KO73
195715  -8 1432  RA3X SV9MBH KM25

Decoder S/N history by band

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