R1CAV — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia

Receiver-side FT8 activity involving R1CAV, decoded by SO8OO in southeastern Poland. 117 related FT8 messages, 2 CQ messages, observed on 20m, across 28 UTC dates. Heard between 2026-05-29 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

117
Related messages
2
CQ messages
28
UTC dates heard
-7 dB
Mean decoder S/N

Bands

20m
First seen: 2026-05-29
Last seen: 2026-08-22 05:33 UTC

Frequent QSO partners observed at SO8OO

Stations R1CAV worked most often, as logged from our receiver:

Activity Heatmap

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 UTCBandR1CAV S/NCounterpartCounterpart S/NMsgsCapture
08-22 07:32 20m -22 / -20 UF4S/P -4 / -18 6 ✓ Full exchange observed
08-21 20:22 20m - / -18 JA4MOK -6 / - 2 ✓ Closing fragment
08-16 19:13 20m - / -15 RV3X 0 / - 2 ✓ Closing fragment
08-12 17:55 20m - / -3 R2ZJJ -17 / - 2 ✓ Closing fragment
08-04 18:47 20m - / -5 RY4D -12 / - 2 ✓ Closing fragment
08-04 17:31 20m - / -16 JE1FQV -9 / - 2 ✓ Closing fragment
07-28 18:42 20m - / - DL1R -6 / - 3 Partial capture
07-28 18:39 20m - / -7 F1ODM -2 / - 2 ✓ Closing fragment
07-25 08:56 20m - / -17 PD1ADA -18 / - 3 ✓ Closing fragment
07-20 20:05 20m -11 / - YV5WL - / - 2 Partial capture
07-19 09:32 20m - / -4 DL9KM -9 / - 3 ✓ Closing fragment
07-17 19:41 20m - / +3 RL3T +8 / - 2 ✓ Closing fragment
07-16 15:39 20m - / - R9AE -8 / - 2 Partial capture
07-09 12:39 20m - / -18 PD1ADA -12 / - 6 Partial capture
07-09 12:38 20m -21 / - UA4CQS - / +1 2 Partial capture
07-08 07:43 20m - / -4 R7ZL -20 / - 2 ✓ Closing fragment
07-07 20:17 20m - / -12 RW4F -10 / - 2 ✓ Closing fragment
07-07 20:12 20m - / 0 9A2RD +8 / - 4 ✓ Closing fragment
07-07 20:09 20m - / - DL7DO -10 / - 2 Partial capture
07-02 20:16 20m - / -15 TN8GD -11 / - 2 ✓ Closing fragment
07-02 16:56 20m - / -9 RW6B -9 / - 7 Partial capture
07-02 16:53 20m - / - RZ4FWA -13 / - 3 Partial capture
06-24 19:23 20m - / -14 KF0YOB -8 / - 2 ✓ Closing fragment
06-24 19:07 20m - / -15 OH5KNL -16 / - 2 ✓ Closing fragment
06-23 19:34 20m - / -18 R6AO -7 / - 12 Partial capture
06-22 18:16 20m - / -20 F1PBZ -2 / - 2 ✓ Closing fragment
06-22 18:09 20m - / -11 F4HSB -19 / - 3 Partial capture
06-19 19:02 20m - / -9 R1BNF -5 / - 2 ✓ Closing fragment
06-14 18:11 20m - / -1 RX3DQX -3 / - 2 ✓ Closing fragment
06-11 19:33 20m -13 / - R3NCG +9 / - 2 ✓ Closing observed
06-11 19:14 20m - / -9 EW4DX +2 / - 4 ✓ Closing fragment
06-11 19:11 20m -12 / 0 UB8AHK -19 / - 3 ✓ Closing observed
06-08 19:28 20m 0 / -13 DU3JH -7 / - 6 Partial capture
06-07 18:57 20m - / -3 R6FMF 0 / - 2 ✓ Closing fragment
06-07 17:53 20m - / -16 LA1HW -6 / - 3 Partial capture
06-04 18:37 20m - / -14 BG2FYO -10 / - 2 ✓ Closing fragment
06-04 17:42 20m - / -9 UA6XY +5 / - 2 ✓ Closing fragment
05-29 19:38 20m - / -9 JH1CCN +10 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
173145  -9 2674  R1CAV JE1FQV RR73
184700 -11 1920  R1CAV RY4D -05 (x2)
175500 -15 1629  R1CAV R2ZJJ -03 (x2)
191300  -2 2871  R1CAV RV3X -15 (x2)
202215  -9 2834  R1CAV JA4MOK -18 (x2)
073200  -5 1177  R1CAV UF4S/P -20
073215 -19 2288  UF4S/P R1CAV R-18
073230  -7 1177  R1CAV UF4S/P RR73
073245 -24 2288  UF4S/P R1CAV 73
073300  -3 1177  R1CAV UF4S/P RR73 (x2)

Decoder S/N history by band

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