R7KM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia Locator transmitted in a decoded message: KN74

Receiver-side FT8 activity involving R7KM, decoded by SO8OO in southeastern Poland. 497 related FT8 messages, 38 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 45 UTC dates. Heard between 2026-06-09 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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

497
Related messages
38
CQ messages
45
UTC dates heard
-8 dB
Mean decoder S/N

Bands

80m 20m 40m 10m 160m
First seen: 2026-06-09
Last seen: 2026-08-23 17:17 UTC

Frequent QSO partners observed at SO8OO

Stations R7KM worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by R7KM

Approximate centre of KN74, decoded 2026-08-17 20:26 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 UTCBandR7KM S/NCounterpartCounterpart S/NMsgsCapture
08-23 19:16 40m +3 / - R6LQG -3 / +2 4 ✓ Closing observed
08-23 16:07 40m +4 / - R9UIQ - / -17 2 ✓ Closing fragment
08-23 15:59 40m +6 / - R9YAW - / -8 5 Partial capture
08-23 15:57 40m +1 / 0 UC6D +10 / +2 3 ✓ Full exchange observed
08-23 15:51 40m +4 / - RL1I/P - / -19 8 Partial capture
08-23 15:49 40m +6 / -9 UB4CJS -13 / -4 3 Partial capture
08-23 15:42 40m +5 / - R9HDU - / -13 4 Partial capture
08-23 15:40 40m +5 / - ZL2NU - / -20 3 Partial capture
08-23 15:36 40m +2 / - UA3TCJ - / -2 3 Partial capture
08-23 15:33 40m +3 / - R3TAW - / -8 2 ✓ Closing fragment
08-23 15:29 40m +4 / - R1BZ - / -13 7 Partial capture
08-23 15:27 40m 0 / +4 UG4L -18 / -2 3 ✓ Full exchange observed
08-23 15:24 40m +2 / - R3WDU - / -17 2 Partial capture
08-23 15:02 20m -6 / - EW8CW -1 / +1 3 ✓ Closing observed
08-23 14:59 20m -5 / -6 R3WDU -15 / -8 7 ✓ Full exchange observed
08-23 14:53 20m -6 / - UB3AVN - / -13 2 ✓ Closing fragment
08-23 14:49 20m -6 / - RL3QGD - / -4 4 Partial capture
08-23 14:45 20m -7 / - R7RAG - / -19 4 Partial capture
08-23 09:51 20m - / -14 RZ6CO -6 / - 2 ✓ Closing fragment
08-23 09:36 20m - / -5 R5BM/M +4 / - 2 Partial capture
08-23 06:45 20m -17 / - RA3VMK/P - / -16 3 Partial capture
08-23 06:45 20m - / - EA1IOK -14 / - 2 Partial capture
08-23 06:43 20m - / -16 UA3RBM -4 / - 3 Partial capture
08-23 06:39 20m -18 / - RA3VMK/P - / -11 2 Partial capture
08-23 04:02 40m 0 / +5 YO9IAB 0 / 0 4 ✓ Full exchange observed
08-22 13:49 20m -1 / -6 RN3RC -1 / -7 3 ✓ Full exchange observed
08-22 13:45 20m -13 / - RA3TPJ - / -16 2 ✓ Closing fragment
08-22 12:24 20m -11 / -1 R4SCB -4 / -4 3 ✓ Full exchange observed
08-22 12:14 20m - / -3 R7ZY -6 / - 2 ✓ Closing fragment
08-22 11:14 20m - / -4 RZ6ALZ -5 / - 2 ✓ Closing fragment
08-22 05:37 20m - / -11 PA0ARR -10 / - 4 Partial capture
08-21 16:05 40m +6 / - ER1XYZ - / -11 2 Partial capture
08-21 16:01 40m +4 / - R1TET - / -13 2 ✓ Closing fragment
08-21 15:58 40m +2 / - UA9UFJ - / -14 6 Partial capture
08-21 15:53 40m +4 / - UA9OR - / -9 8 Partial capture
08-21 15:52 40m +4 / - RN3RHQ - / -11 2 Partial capture
08-21 15:48 40m +2 / +8 R4HNW -8 / -3 5 ✓ Full exchange observed
08-21 15:47 40m +3 / - RN3RHQ - / -5 4 Partial capture
08-21 15:45 40m +3 / -2 RW2Z -6 / +1 3 Partial capture
08-20 19:46 40m +2 / - R4UBH - / -16 2 ✓ Closing fragment
08-20 19:00 40m +12 / - RV6AVU - / +4 3 ✓ Closing fragment
08-20 18:58 40m +10 / - R6DOB/M - / -6 3 Partial capture
08-20 18:57 40m +6 / 0 5Q1T -10 / -14 4 ✓ Full exchange observed
08-20 18:53 40m +10 / - R6DOB/M - / -12 4 Partial capture
08-20 18:49 40m +3 / - R6DOB/M - / +1 4 Partial capture
08-20 18:44 40m -1 / - R6AO - / -13 2 ✓ Closing fragment
08-20 18:40 40m +3 / -10 R6BA -11 / +1 6 ✓ Full exchange observed
08-20 18:38 40m - / - RA6OD +10 / - 2 Partial capture
08-20 18:38 40m +4 / - RC6BB -8 / -1 5 ✓ Full exchange observed
08-20 18:37 40m +5 / -9 R6DUW -1 / -4 4 ✓ 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
155730  +1 2588  UC6D R7KM +02
155745  +9 2588  R7KM UC6D R+00 (x2)
155945  +6 2589  R9YAW R7KM -08 (x6)
160700  +4 2589  R9UIQ R7KM -17 (x2)
191615  +4 2589  R6LQG R7KM +02 (x3)
191730  -3 2589  R7KM R6LQG 73
20m 
UTC    dB Audio  Message
145000  -9 2628  RL3QGD R7KM -04 (x2)
145300  -6 2628  UB3AVN R7KM -13 (x2)
145715 -14 2628  UB0SMX/P R7KM RR73
145945  -9 2628  R3WDU R7KM -08
150130 -11 1334  R7KM R3WDU 73
150200  -1 2363  R7KM EW8CW KO52
150215  -8 2628  EW8CW R7KM +01 (x2)
150300 -17 1335  R7KM R3WDU KO81
150415  -4 2628  R3WDU R7KM -09 (x3)
150530 -16 1720  R7KM R3WDU R-06
10m 
UTC    dB Audio  Message
152600 -15 2276  RK6OV R7KM RR73
160730 -18 2279  R3GO R7KM +00
160745 -10 1364  R7KM R3GO R-02 (x2)
063945 -11  632  R7KM RA3RQF R-05
070700 -16 2275  R7KM R6YG LN04 (x2)
071100 -23 1619  R7KM 4L1AX -01 (x4)
051730 -20 2272  VK8DR R7KM -12
053215 -21 1680  R7KM UA3GT 73
101915  -9 1052  R7KM IW8XLD R-04 (x2)
160m 
UTC    dB Audio  Message
192700  -3 2226  RA3LCI R7KM 73
192730  -8 2226  R3ICU R7KM RR73
204215  -2 2233  <...> R7KM -20
174915 -14 1347  R2UZ/P R7KM -20 (x4)
190245  -6 1155  <RO2E/M> R7KM -06
194145  -5 1344  R2UZ/P R7KM -12 (x4)
202645  -4 1175  <...> R7KM KN74 (x3)
80m 
UTC    dB Audio  Message
021330  -7 2182  9J2FI R7KM RR73
021345 -18 2298  R7KM 9J2FI 73
214915  +8 1102  R3DFE/M R7KM +04
214930  +5 2616  R7KM R3DFE/M R+09
181045 +20 1029  RI0FA R7KM -11 (x6)
183915  +6 2812  R1BQW/M R7KM -04 (x4)
184130 -11 2186  R7KM <R6DOB/7> R-13

Decoder S/N history by band

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