EI3CTB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Ireland Locator transmitted in a decoded message: IO63

Receiver-side FT8 activity involving EI3CTB, decoded by SO8OO in southeastern Poland. 559 related FT8 messages, 8 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 49 UTC dates. Heard between 2026-05-25 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

559
Related messages
8
CQ messages
49
UTC dates heard
-7 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-05-25
Last seen: 2026-08-22 20:41 UTC

Frequent QSO partners observed at SO8OO

Stations EI3CTB worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by EI3CTB

Approximate centre of IO63, decoded 2026-08-13 20:36 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 UTCBandEI3CTB S/NCounterpartCounterpart S/NMsgsCapture
08-22 22:50 40m -8 / - JY5IB - / -18 3 Partial capture
08-22 22:47 40m -3 / - JY5IB - / -18 2 Partial capture
08-22 22:44 40m -7 / - TN8GD - / -15 3 ✓ Closing fragment
08-22 11:18 10m - / -18 M0BEW -8 / - 2 ✓ Closing fragment
08-20 13:41 20m - / -20 ON3YDM -11 / - 2 ✓ Closing fragment
08-20 13:37 20m - / -9 G6INI -8 / - 2 Partial capture
08-20 13:27 20m - / -13 M0ELS -8 / - 2 ✓ Closing fragment
08-20 12:50 20m - / -14 M0ELS -12 / - 2 ✓ Closing fragment
08-20 07:49 40m - / -14 F4LVF -9 / - 3 ✓ Closing fragment
08-20 04:38 40m - / -19 SP3PLD 0 / - 3 Partial capture
08-20 04:04 40m - / +1 HB9CXZ 0 / - 2 ✓ Closing fragment
08-20 01:47 40m - / -17 RW6PA +14 / - 2 ✓ Closing fragment
08-19 09:48 20m - / -16 ON4AOI -4 / - 4 ✓ Closing fragment
08-17 22:36 40m - / -2 SQ2JG -15 / - 4 ✓ Closing fragment
08-16 22:57 60m - / +4 SM0EJR -6 / - 2 Partial capture
08-16 22:37 60m - / -3 DJ2KP -4 / - 3 ✓ Closing fragment
08-13 20:25 80m -19 / - YL3CW - / - 4 Partial capture
08-13 20:17 80m -10 / - HB3YQP - / - 3 Partial capture
08-13 20:15 80m - / -25 OL900CO +8 / - 2 Partial capture
08-13 20:13 80m -10 / - <...> - / -13 4 Partial capture
08-13 20:11 60m -18 / - LX1GQ - / - 2 Partial capture
08-13 20:05 60m -17 / - EA9UV - / - 3 Partial capture
08-13 19:53 60m - / -9 SP3PLD +2 / - 2 ✓ Closing fragment
08-13 19:50 60m -21 / -8 SP8AWL +9 / - 3 ✓ Closing observed
08-13 19:49 60m -20 / -7 G3SED +4 / - 3 ✓ Closing observed
08-12 23:58 80m -7 / - <...> - / - 3 Partial capture
08-12 23:55 80m -5 / -15 LY2HM +3 / -8 7 ✓ Full exchange observed
08-12 23:52 80m -17 / -17 EA7LIC -10 / - 4 ✓ Closing observed
08-12 23:51 80m -18 / -8 DF7EF +22 / +7 5 ✓ Full exchange observed
08-12 23:49 80m -8 / - K1ZZ - / - 5 Partial capture
08-12 16:04 10m - / +2 DJ3HW +1 / - 3 ✓ Closing fragment
08-11 17:59 20m -11 / -19 4L7T -11 / - 2 Partial capture
08-11 13:53 20m -5 / - R0AX - / - 3 Partial capture
08-07 19:04 40m - / -15 HA7TM +4 / - 2 Partial capture
08-06 20:27 40m - / -17 PA0GSP -20 / - 2 Partial capture
08-06 20:19 40m - / -13 CR5VP -18 / - 2 ✓ Closing fragment
08-06 18:26 40m - / -1 SP9TEX -14 / - 2 ✓ Closing fragment
08-06 18:24 40m - / -15 OM3PC -6 / - 3 ✓ Closing fragment
08-05 23:51 40m - / - DL9KM -21 / - 5 Partial capture
08-04 23:00 20m - / -16 HI8UD -10 / - 3 ✓ Closing fragment
08-04 21:47 80m -8 / - 8S7DL - / - 2 Partial capture
08-04 21:46 80m -8 / - RC6OD - / - 2 Partial capture
08-04 21:45 80m -7 / -17 <...> +10 / - 4 Partial capture
08-04 21:42 80m -12 / -19 HB10GBT +12 / - 3 Partial capture
08-04 21:39 80m -16 / - TN8GD - / -11 6 Partial capture
08-04 21:35 60m -16 / -1 ON5LW -3 / +4 4 ✓ Full exchange observed
08-04 16:11 20m -10 / - <...> - / - 2 Partial capture
08-01 13:36 20m - / -7 UT7UJ -7 / - 2 ✓ Closing fragment
07-31 21:42 20m -9 / - A71UN - / - 4 Partial capture
07-30 23:58 40m - / -5 W4DXM -19 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
062900 -11 2235  EI3CTB PD1AC -16
074900  -8  685  EI3CTB F4LVF -14 (x3)
224045  -7 2967  <...> EI3CTB +17
224130  -7 1072  EI3CTB GB50PUNK R+09
224315  -5 2967  VK6BAD EI3CTB RR73
224415  -8 2967  TN8GD EI3CTB -15 (x3)
224715  -3 2967  JY5IB EI3CTB -18 (x5)
10m 
UTC    dB Audio  Message
093730  -8 3021  EI3CTB EA5AOP RR73
105230 +14  247  EI3CTB OZ0A -10 (x3)
113230 -10 1293  EI3CTB LA1HW -25 (x4)
204715  -1 2464  EI3CTB CE2SV -19 (x2)
160415  +2 1160  EI3CTB DJ3HW JO30 (x3)
111815  -9 1060  EI3CTB M0BEW -18 (x2)
20m 
UTC    dB Audio  Message
175900 -11 2753  EI3CTB 4L7T -19
175915 -11 3061  4L7T EI3CTB IO63
003430 -12  653  EI3CTB HI8J -18
094845 -11 2579  EI3CTB ON4AOI -16 (x4)
125000 -13 1489  EI3CTB M0ELS -14 (x4)
133700  -4  820  EI3CTB G6INI -09 (x2)
134100  -8 1813  EI3CTB ON3YDM -20 (x2)
60m 
UTC    dB Audio  Message
195145 -19 1561  ON4AZR EI3CTB -08
195300  +6  742  EI3CTB SP3PLD -09 (x2)
195800 -20 1301  EI3CTB F8MGW RR73
200530 -16 1561  EA9UV EI3CTB IO63 (x3)
201130 -18 1562  LX1GQ EI3CTB IO63 (x2)
223745  -8 1801  EI3CTB DJ2KP JO42 (x3)
223915 -23 1607  EI3CTB VE1YX RR73
225715  -6 1403  EI3CTB SM0EJR +04 (x2)
80m 
UTC    dB Audio  Message
201500  +4 1681  EI3CTB OL900CO -25 (x2)
201545  -9 2630  <...> EI3CTB R-13 (x2)
201715  -9 2630  HB3YQP EI3CTB IO63 (x3)
202045 -10 2630  G4RWD EI3CTB 73
202500 -21 2631  YL3CW EI3CTB IO63 (x4)
202915 -16 2630  TF4M EI3CTB IO63
203630 -20 2630  YL3CW EI3CTB IO63
210130 -24 2024  EI3CTB TF4M -17

Decoder S/N history by band

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