G4SWH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: England Locator transmitted in a decoded message: IO91

Receiver-side FT8 activity involving G4SWH, decoded by SO8OO in southeastern Poland. 493 related FT8 messages, 99 CQ messages, observed on 40m, 20m, 10m, across 32 UTC dates. Heard between 2026-05-22 and 2026-08-19.

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

493
Related messages
99
CQ messages
32
UTC dates heard
-9 dB
Mean decoder S/N

Bands

First seen: 2026-05-22
Last seen: 2026-08-19 05:48 UTC

Activity Heatmap

Locator transmitted by G4SWH

Approximate centre of IO91, decoded 2026-08-18 07:53 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 UTCBandG4SWH S/NCounterpartCounterpart S/NMsgsCapture
08-18 07:48 10m -23 / - UR4UT - / -16 2 Partial capture
08-17 07:12 20m -11 / - I2NOS - / -21 4 Partial capture
08-17 07:07 20m -14 / +7 IK4LZH -9 / 0 4 ✓ Full exchange observed
08-17 06:59 20m - / - RD4AN -9 / - 2 Partial capture
08-17 06:49 20m -14 / -17 DL7RAY -16 / -17 4 ✓ Full exchange observed
07-29 08:07 40m - / -9 SQ6ELK -18 / - 2 Partial capture
07-28 15:32 20m - / -19 R4IK -2 / - 2 Partial capture
07-27 15:43 20m -13 / - RX9WM - / +5 3 ✓ Closing fragment
07-27 15:41 20m -15 / - EX8ABR - / - 4 Partial capture
07-27 15:41 20m - / -24 DL6KA -8 / - 9 Partial capture
07-27 15:41 20m - / - EA3HMM -13 / - 3 Partial capture
07-20 06:46 20m -18 / - LA8OOA - / - 3 Partial capture
07-20 06:44 20m -10 / - LB2WD -22 / - 3 ✓ Closing observed
07-20 06:43 20m -14 / - OH6DBJ - / - 3 Partial capture
07-20 06:37 20m -12 / - SP9JCN - / +2 2 ✓ Closing fragment
07-20 06:33 20m - / - OD5KU -4 / - 3 Partial capture
07-20 06:33 20m -8 / - WB6UNG - / - 2 ✓ Closing fragment
07-20 06:30 20m -8 / - EA5ET -11 / -4 2 Partial capture
07-20 06:28 20m -8 / - F4HSB -17 / +6 4 ✓ Closing observed
07-20 06:26 20m -4 / -20 RU3QR -16 / +2 5 ✓ Full exchange observed
07-20 06:26 20m -6 / -10 R5AV -8 / - 4 ✓ Full exchange observed
07-18 06:18 20m - / +2 R2AL -7 / - 4 ✓ Closing fragment
07-18 06:17 20m - / -23 UA3PAB -17 / - 3 ✓ Closing fragment
07-12 05:59 40m - / -15 LY1SR -17 / - 3 ✓ Closing fragment
07-09 06:54 40m - / - SP9MOC -12 / - 2 Partial capture
07-04 07:46 40m - / -2 DA0WWA -9 / - 2 ✓ Closing fragment
06-28 07:22 20m - / -5 E70SZ -16 / - 3 ✓ Closing fragment
06-28 07:11 20m - / -13 F4LNM -22 / - 2 ✓ Closing fragment
06-28 05:33 20m - / - RM4N -16 / - 4 ✓ Closing fragment
06-18 15:19 40m - / -21 HF5A -22 / - 3 ✓ Closing fragment
06-18 15:18 40m - / - SQ9BDB -11 / - 2 Partial capture
06-18 15:16 40m - / - DK8WQ -7 / - 6 Partial capture
06-18 15:16 40m - / -4 OK6AB -11 / - 3 ✓ Closing fragment
06-18 15:13 40m - / - HF5A -13 / - 3 Partial capture
06-18 15:11 40m - / - SQ9BDB -16 / - 5 Partial capture
06-18 14:59 40m - / +9 DL2ZJA -15 / - 3 ✓ Closing fragment
06-18 14:47 20m -12 / -22 EA2BHE -6 / -13 7 ✓ Full exchange observed
06-18 14:39 20m -14 / -17 IK4RVY -11 / -3 3 Partial capture
06-18 14:36 20m -14 / - IK4RVY - / - 2 Partial capture
06-18 07:52 20m - / -9 LZ1ZF +2 / - 2 ✓ Closing fragment
06-18 07:48 20m - / -16 V31DL -16 / - 2 ✓ Closing fragment
06-18 07:40 20m - / - RZ4FWA +1 / - 3 Partial capture
06-18 07:34 40m - / - DJ1TU -16 / - 2 ✓ Closing fragment
06-18 07:13 40m - / +1 IQ3UCY -9 / - 2 ✓ Closing fragment
06-18 06:51 40m - / - DJ0MAB -11 / - 2 ✓ Closing fragment
06-18 06:42 40m - / -7 OH3OJ -16 / - 2 ✓ Closing fragment
06-16 14:20 20m -2 / - YO2MD - / -10 3 ✓ Closing fragment
06-16 14:19 20m +1 / - LZ1BT - / - 2 Partial capture
06-16 14:17 20m -1 / -17 LZ1ZF +4 / - 7 Partial capture
06-16 14:15 20m -1 / - YL3AKH - / -20 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
065300 -20 1195  G4SWH SP4MPH -21
065400 -11  769  G4SWH SP9MOC JO90 (x2)
054530 -15 1541  G4SWH SP5ROM RR73
055130 -23 1735  G4SWH II4JAFL -11
055930 -18 1231  G4SWH LY1SR -15 (x3)
060130 -20 1542  G4SWH SQ3PMX R-04
055830 -24 1596  UA3YPS G4SWH IO91
075430 -19 1650  G4SWH SP6TL -11
080200 -20 2216  G4SWH DL7FE JN49
080700 -19 2147  G4SWH SQ6ELK -09 (x2)
074830 -24 1463  G4SWH DL1HQN 73
10m
UTC    dB Audio  Message
081700 +16 2733  G4SWH F1PBZ +01 (x2)
074815 -24 1813  UR4UT G4SWH R-16 (x2)
075145 -24 1812  CQ G4SWH IO91
075230 -14 2379  G4SWH R6DWD -19
075345 -17 1812  CQ G4SWH IO91
20m
UTC    dB Audio  Message
070530 -11 1193  CQ G4SWH IO91 (x4)
070730 -11 1193  IK4LZH G4SWH +00
070745  -8  461  G4SWH IK4LZH R+07
070800 -16 1193  IK4LZH G4SWH RR73
070815 -10  461  G4SWH IK4LZH 73
070830 -10 1193  CQ G4SWH IO91 (x3)
071230 -10 1194  I2NOS G4SWH -21 (x4)

Decoder S/N history by band

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