RC1TB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: European Russia

Receiver-side FT8 activity involving RC1TB, decoded by SO8OO in southeastern Poland. 505 related FT8 messages, 16 CQ messages, observed on 80m, 40m, 20m, 10m, across 25 UTC dates. Heard between 2026-06-06 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.

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Overview

505
Related messages
16
CQ messages
25
UTC dates heard
-7 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-06-06
Last seen: 2026-08-23 18:58 UTC

Frequent QSO partners observed at SO8OO

Stations RC1TB 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 UTCBandRC1TB S/NCounterpartCounterpart S/NMsgsCapture
08-22 19:31 80m -9 / - RW3DW -4 / - 2 ✓ Closing observed
08-21 22:20 40m - / -9 F1HFP -12 / - 2 ✓ Closing fragment
08-21 19:27 40m -12 / -10 RM6OG -8 / -16 3 ✓ Full exchange observed
08-21 19:26 40m -8 / -11 EA5OL -4 / -16 4 ✓ Full exchange observed
08-21 19:19 80m -12 / -18 RA9FDR -18 / -18 4 ✓ Full exchange observed
08-21 12:32 20m - / -15 RW0SM -14 / - 2 ✓ Closing fragment
07-25 20:03 40m - / -3 R3KLJ -16 / - 2 ✓ Closing fragment
07-24 21:53 40m -20 / - TJ1GD/P - / -18 2 Partial capture
07-24 21:47 40m -17 / - IQ8BV - / -17 2 ✓ Closing fragment
07-24 21:45 40m -16 / - TA2BMV - / -16 2 ✓ Closing fragment
07-24 21:41 40m -14 / - UA0SCF - / -10 2 ✓ Closing fragment
07-24 21:39 40m -20 / - YB2CLC - / -11 2 Partial capture
07-24 21:39 40m -19 / -13 R2FDU -18 / - 2 ✓ Closing observed
07-23 21:12 40m - / -11 TK5K -6 / - 2 ✓ Closing fragment
07-23 21:12 80m - / -14 IW2OHP -6 / - 3 Partial capture
07-23 21:08 40m - / -1 RN1ON -11 / - 2 ✓ Closing fragment
07-23 21:00 80m -9 / - HB9EFK - / -16 3 Partial capture
07-23 20:59 80m -9 / -7 G4DBW +4 / -13 2 Partial capture
07-23 20:57 80m -11 / -2 RN1NEB -4 / -2 5 ✓ Full exchange observed
07-23 20:55 80m -9 / -11 R9FEM -16 / -14 4 ✓ Full exchange observed
07-18 08:14 10m - / -7 R6DOB -11 / - 2 Partial capture
07-10 23:47 40m - / -16 UB6SAN -9 / - 3 ✓ Closing fragment
07-10 21:49 40m -19 / - PR8EP - / - 2 ✓ Closing fragment
07-10 21:46 40m -18 / - LU1VDF - / -24 2 Partial capture
07-10 21:38 40m - / -14 OH3N -19 / - 2 ✓ Closing fragment
07-10 21:06 80m - / - F6BHK -8 / - 2 Partial capture
07-10 21:06 80m - / - EA8AR -19 / - 2 Partial capture
07-10 21:05 80m - / -18 DM8ET -13 / - 3 Partial capture
07-10 21:05 80m - / - ON6CQ -13 / - 2 Partial capture
07-10 21:02 80m - / -18 R9SAP 0 / - 2 ✓ Closing fragment
07-08 23:41 40m -17 / - PS8FR - / -12 4 ✓ Closing fragment
07-08 23:39 40m -17 / - YT4ET - / -11 2 Partial capture
07-08 23:37 40m -14 / - PS8FR - / -12 2 Partial capture
07-08 23:34 40m -16 / - LU1VDF - / -23 2 Partial capture
07-08 23:33 40m -14 / - NP4PR - / -18 2 ✓ Closing fragment
07-08 23:27 80m -11 / -10 R6ZEJ -2 / -12 5 ✓ Full exchange observed
07-08 23:26 80m -8 / +8 RO2X +12 / -1 4 ✓ Full exchange observed
07-08 23:24 80m -11 / -8 SP9MOA +9 / -18 3 Partial capture
07-08 23:23 80m -8 / -17 EC5M 0 / -20 5 ✓ Full exchange observed
07-08 23:19 80m -4 / - EA5HM -6 / -22 6 Partial capture
07-08 23:19 80m 0 / -5 LB2YJ -3 / - 2 ✓ Closing observed
07-08 23:18 80m 0 / - M0MLS - / -13 3 ✓ Closing fragment
07-08 23:17 80m -4 / - A71QQ - / -17 2 Partial capture
07-08 23:15 80m +1 / - EA1IOK - / -13 2 ✓ Closing fragment
07-08 23:14 80m -2 / -2 G4RCV -8 / -15 2 Partial capture
07-08 23:12 80m 0 / +10 DO5OT +11 / -3 4 ✓ Full exchange observed
07-08 23:10 80m 0 / - A71QQ - / -18 3 Partial capture
07-08 23:08 80m +2 / -8 OE8DDX +20 / -5 4 ✓ Full exchange observed
07-08 23:04 40m - / -2 4O7CC -18 / - 2 ✓ Closing fragment
07-03 21:43 80m - / -16 RA4P -8 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
200315 -19 1430  RC1TB R3KLJ R-03 (x2)
192600  -7 1259  EA5OL RC1TB -16
192615  -3  686  RC1TB EA5OL R-11
192630  -9 1259  EA5OL RC1TB RR73
192645  -5  686  RC1TB EA5OL 73
192700 -10 1259  RM6OG RC1TB -16
192715  -8 2056  RC1TB RM6OG R-10
192730 -15 1259  RM6OG RC1TB RR73
222000 -16 2036  RC1TB F1HFP R-09 (x2)
222330 -13 1298  BD8ELZ RC1TB RR73
223445 -17 1154  RC1TB RK3AW 73
201845 -10 1299  BG2ATH RC1TB -19
213745  -7 1300  TN8GD RC1TB -22
20m 
UTC    dB Audio  Message
054145  -6 2672  RC1TB N9W 73
155130 -10 1199  RC1TB 8A1WWA 73
155400 -19 1473  RC1TB SN0WWA R-03
155430 -22 1473  RC1TB RR73; DF3LZ <...> +00
211200 -13 2647  RC1TB LU1FIV R-11 (x2)
211800 -13  505  RC1TB K2I R-08
085730 -21 1720  RC1TB RR73; IU8PLP <...> -18
122445 -20 1266  RM0W RC1TB -07
122730  -4  453  RC1TB <...> R-09
123100 -17 1473  RC1TB GM8RVC R-04
123215 -14 1262  RC1TB RW0SM R-15 (x2)
123345 -21 1262  R4WAM RC1TB RR73
205800  +0  502  RC1TB XU7O RR73
80m 
UTC    dB Audio  Message
210130  -7 1289  HB9EFK RC1TB -15 (x2)
210215  -1 2189  RC1TB RK3DWA/3 R+07
211200  -7 1235  RC1TB IW2OHP R-14 (x3)
191215  -6 1608  RC1TB RA3SO 73
191900 -10 1521  RC1TB UG4L RR73
191915 -16 1229  RA9FDR RC1TB -18
191930 -19 2104  RC1TB RA9FDR R-18
191945  -9 1229  RA9FDR RC1TB RR73
192000 -17 2104  RC1TB RA9FDR 73
193100  -9 1269  RW3DW RC1TB RR73
193115  -4 1555  RC1TB RW3DW 73
193130 -11 1268  R4HHN RC1TB -15
10m 
UTC    dB Audio  Message
144845  +1 1896  RC1TB R4CR R-09 (x2)
091600 -14 2382  RC1TB DO3BZ JO64 (x3)
082100  -7  747  RC1TB RZ3ZY KO90 (x4)
113300  +2  912  RC1TB DA0WWA R-02 (x2)
081400 -14  960  RC1TB R6DOB KN95 (x2)

Decoder S/N history by band

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