RA4CEH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: LO21

Receiver-side FT8 activity involving RA4CEH, decoded by SO8OO in southeastern Poland. 567 related FT8 messages, 132 CQ messages, observed on 80m, 40m, 20m, 10m, across 16 UTC dates. Heard between 2026-06-12 and 2026-08-24.

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

567
Related messages
132
CQ messages
16
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-06-12
Last seen: 2026-08-24 04:49 UTC

Activity Heatmap

Locator transmitted by RA4CEH

Approximate centre of LO21, decoded 2026-08-24 06:47 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 UTCBandRA4CEH S/NCounterpartCounterpart S/NMsgsCapture
08-24 06:47 20m -8 / -13 PD4RJ -15 / - 4 Partial capture
08-24 06:39 20m 0 / - DJ3HW - / - 2 Partial capture
08-24 05:04 40m - / -1 UA3RAU -4 / - 2 ✓ Closing fragment
08-23 22:52 40m - / - DG5PW -9 / - 5 Partial capture
08-23 22:52 40m - / - F4BYA -2 / - 4 Partial capture
08-23 22:52 40m - / -20 G1LQT -8 / - 2 Partial capture
08-23 22:51 40m - / - IK4LZH +2 / - 4 Partial capture
08-23 22:21 40m - / - F4BYA +7 / - 4 Partial capture
08-23 22:17 40m -16 / -10 SN40KZE -8 / -9 3 Partial capture
08-23 22:09 40m - / -10 UA6JQ +11 / - 3 ✓ Closing fragment
08-23 22:08 40m - / -16 F5HNQ 0 / - 3 ✓ Closing fragment
08-23 07:22 20m - / - PD3LKN -10 / - 2 Partial capture
08-23 07:19 20m - / -15 G4YTU -11 / - 2 Partial capture
08-23 07:16 20m 0 / -12 F4BYA +1 / - 4 ✓ Closing observed
08-23 07:13 20m -3 / -3 RA3Y -7 / +2 6 ✓ Full exchange observed
08-23 07:10 20m -8 / - M1DBW - / - 2 Partial capture
08-23 07:09 20m - / - PD3LKN -7 / - 2 Partial capture
08-23 07:07 20m -8 / -15 F5MOO +4 / - 5 ✓ Closing observed
08-23 07:05 20m -6 / -11 DB7GE -1 / -12 5 ✓ Full exchange observed
08-23 07:00 20m -3 / - AO2026FM - / -17 7 Partial capture
08-23 06:59 20m - / - F5NNN -2 / - 4 Partial capture
08-23 06:49 20m -10 / -11 RA3Y -10 / - 2 Partial capture
08-23 06:44 20m -10 / -17 HB9ACA +3 / -9 5 ✓ Full exchange observed
08-23 06:41 20m -12 / -9 R3LDK +14 / -3 4 ✓ Full exchange observed
08-23 06:40 20m - / -16 PD2WL -10 / - 7 Partial capture
08-23 06:40 20m - / - PD3LKN -6 / - 2 Partial capture
08-23 06:33 20m - / - F4BYA -4 / - 3 Partial capture
08-23 06:26 20m - / - F4BYA +2 / - 2 Partial capture
08-23 06:20 20m -17 / -16 RD1A -17 / -11 3 ✓ Full exchange observed
08-23 06:20 20m -8 / - F4BYA +2 / -19 6 Partial capture
08-23 06:16 20m -10 / - SQ8GKT - / -12 4 Partial capture
08-23 06:15 20m - / -18 UR5ZGY +12 / - 2 Partial capture
08-23 06:10 20m -9 / -19 F4BYA +1 / -19 12 Partial capture
08-23 06:08 20m - / -9 PI4DX -2 / - 2 ✓ Closing fragment
08-23 06:02 20m -3 / - IT9ACJ - / - 2 Partial capture
08-23 05:35 20m 0 / -6 F6HUK 0 / -17 5 ✓ Full exchange observed
08-23 05:20 20m - / - EA3BIC -3 / - 4 Partial capture
08-23 05:19 20m -2 / - RA3LBW - / -19 2 ✓ Closing fragment
08-23 05:16 20m - / - EA3BIC -9 / - 3 Partial capture
08-23 05:14 20m -3 / - YO8XFU - / - 4 Partial capture
08-23 04:23 40m - / - UB3DQR -19 / - 2 ✓ Closing fragment
08-23 04:10 40m - / - UA3WG -16 / - 2 Partial capture
08-23 03:59 40m - / -10 R7OF -14 / - 6 ✓ Closing fragment
08-23 03:36 40m - / -16 RZ6ALZ -15 / - 3 ✓ Closing fragment
08-23 03:34 40m - / -7 RX3DCZ -17 / - 2 ✓ Closing fragment
08-23 03:31 40m - / -11 RA6ATZ -18 / - 2 ✓ Closing fragment
08-23 03:13 40m - / - R7OF -8 / - 3 Partial capture
08-23 03:09 40m - / - F1IQH -2 / - 4 Partial capture
08-23 02:41 20m - / -10 9K2MP -5 / - 3 ✓ Closing fragment
08-23 02:28 40m -13 / -14 LZ2CC -4 / - 3 ✓ Closing observed

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
072015 -11 2591  RA4CEH G4YTU -15
072215  -7  757  RA4CEH PD3LKN JO22 (x2)
072330 -10  757  PA1HL RA4CEH LO21
081845  -9  762  CQ RA4CEH LO21
231615  +6 2942  RA4CEH IW5ALZ JN53
063945  +0  759  DJ3HW RA4CEH LO21 (x2)
064115  +0  758  CQ RA4CEH LO21 (x2)
064245  -4  758  YO8DHD RA4CEH LO21
064730  -8  769  PD4RJ RA4CEH LO21
064745 -12 1427  RA4CEH PD4RJ -13 (x3)
40m
UTC    dB Audio  Message
225215  -5 2881  RA4CEH F4BYA JN19
225215  -5  728  RA4CEH DG5PW JO30
225215  +3  439  RA4CEH IK4LZH JN54
225215 -10 1131  RA4CEH G1LQT -20
225245  +4  439  RA4CEH IK4LZH JN54
225245  -2 2881  RA4CEH F4BYA JN19
225245  -7 1131  RA4CEH G1LQT -20
225245  -6  728  RA4CEH DG5PW JO30 (x2)
225315  -2 2881  RA4CEH F4BYA JN19 (x2)
225345 -16  728  RA4CEH DG5PW JO30 (x2)
050400  -3 1096  RA4CEH UA3RAU -01 (x2)
80m
UTC    dB Audio  Message
210245  -9  564  RA4CEH UA4CKN -24 (x2)
10m
UTC    dB Audio  Message
131100 -18 1855  RA4CEH UA3LNM -14

Decoder S/N history by band

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