GM4JYB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Scotland Locator transmitted in a decoded message: IO88

Receiver-side FT8 activity involving GM4JYB, decoded by SO8OO in southeastern Poland. 140 related FT8 messages, 52 CQ messages, observed on 160m, 20m, 10m, across 20 UTC dates. Heard between 2026-05-26 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

140
Related messages
52
CQ messages
20
UTC dates heard
-9 dB
Mean decoder S/N

Bands

First seen: 2026-05-26
Last seen: 2026-08-23 19:36 UTC

Activity Heatmap

Locator transmitted by GM4JYB

Approximate centre of IO88, decoded 2026-08-23 21:36 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 UTCBandGM4JYB S/NCounterpartCounterpart S/NMsgsCapture
08-23 21:32 160m -18 / -5 DB8WK +6 / +5 5 ✓ Full exchange observed
08-19 21:26 160m -19 / -9 SP5GW +2 / -8 6 ✓ Full exchange observed
08-19 21:25 160m -18 / - G0WZM - / 0 2 ✓ Closing fragment
08-19 21:23 160m -14 / - DF8XC +13 / - 3 ✓ Closing observed
08-08 22:09 160m -10 / -9 F1PBZ 0 / -3 3 ✓ Full exchange observed
08-08 22:05 160m -8 / - G0TAA - / - 2 Partial capture
08-08 22:03 160m -9 / +7 G4ITR -4 / - 5 ✓ Full exchange observed
08-08 22:00 160m -11 / - G0TAA - / - 4 Partial capture
08-08 21:59 160m -16 / - IW5DNZ - / - 2 Partial capture
08-08 21:57 160m -16 / - EA8AR - / -4 2 ✓ Closing fragment
08-08 21:53 160m -14 / - DH3KR -13 / +5 6 ✓ Closing observed
08-07 22:01 160m -22 / - M0ABG - / -12 2 Partial capture
08-07 21:52 160m - / -17 SP6LUV +5 / - 3 ✓ Closing fragment
08-07 21:49 160m -23 / -4 PE1MSU -12 / - 2 ✓ Closing observed
08-05 21:35 160m - / -16 R2EA 0 / - 2 ✓ Closing fragment
08-05 21:26 160m - / -19 UA3ECJ -1 / - 3 ✓ Closing fragment
08-05 21:23 160m -22 / -16 SN5J +6 / -5 5 ✓ Full exchange observed
08-05 21:08 160m - / -8 DO3VE -6 / - 2 ✓ Closing fragment
08-05 20:57 160m -20 / - LA8ZIA - / -16 2 Partial capture
08-04 21:26 160m - / - R3HH -10 / - 3 Partial capture
08-03 21:56 160m -19 / -7 9A5AFP -15 / -1 4 ✓ Full exchange observed
08-03 21:40 160m - / -12 F5RRS -19 / - 2 ✓ Closing fragment
08-03 21:30 160m - / -18 UA3ZUX -8 / - 3 ✓ Closing fragment
07-27 22:18 160m -10 / - PY5XH - / - 2 Partial capture
07-27 20:37 160m - / -9 SP7SEK +11 / - 3 ✓ Closing fragment
07-21 21:53 160m -17 / - GW3TYI - / -11 2 ✓ Closing fragment
07-21 21:43 160m - / -12 R3TKN -6 / - 2 ✓ Closing fragment
07-21 21:32 160m -22 / - EA1DFP -24 / - 2 ✓ Closing observed
07-21 21:26 160m -22 / -11 DL3TC -8 / - 3 ✓ Closing observed
07-16 21:32 160m -20 / -19 UI5A +3 / -6 5 ✓ Full exchange observed
07-16 21:29 160m -17 / - HB9FUR - / - 3 Partial capture
07-16 21:26 160m - / -16 DL1HB +2 / - 2 ✓ Closing fragment
07-08 22:07 160m -16 / -2 DA6SL -8 / -6 4 ✓ Full exchange observed
07-03 22:13 160m -6 / - SM6WZI - / - 4 ✓ Closing fragment
07-03 22:06 160m -14 / - DL6CGU - / -4 2 ✓ Closing fragment
07-03 22:01 160m -17 / +6 DL4GBF -13 / +10 11 ✓ Full exchange observed
07-03 21:59 160m -15 / - DL7GP +8 / - 4 ✓ Closing observed
07-03 21:57 160m -18 / - DL2AND -6 / - 4 ✓ Closing observed
07-03 21:54 160m -15 / -3 SP2LLP -2 / - 4 ✓ Full exchange observed
07-03 21:51 160m -18 / -1 DL6II +3 / - 4 ✓ Full exchange observed
07-03 21:47 160m -19 / +3 G7RAU -12 / - 5 ✓ Full exchange observed
07-03 21:42 160m -20 / -3 OM2WQ +4 / - 6 ✓ Full exchange observed
06-27 09:53 20m - / -9 EA1IOK -12 / - 2 ✓ Closing fragment
05-27 20:13 10m - / -11 7Q3WS -2 / - 2 ✓ Closing fragment
05-26 21:57 160m +2 / -1 DK2BJ +6 / +8 6 ✓ Full exchange observed
05-26 21:55 160m 0 / -10 EA3NG -14 / - 5 ✓ Full exchange observed
05-26 21:53 160m +4 / 0 SQ2IHP +8 / - 5 ✓ Full exchange observed
05-26 21:50 160m -2 / - EA3NG - / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

160m
UTC    dB Audio  Message
215730 -20 1486  CQ GM4JYB IO88                        a1 (x4)
213245  +6  805  GM4JYB DB8WK JO33
213300 -18 1571  DB8WK GM4JYB +05
213315  +6  805  GM4JYB DB8WK R-05
213330 -18 1571  DB8WK GM4JYB RR73
213345  +6  805  GM4JYB DB8WK 73
213400 -20 1571  CQ GM4JYB IO88 (x6)
20m
UTC    dB Audio  Message
095300 -12  528  GM4JYB EA1IOK R-09 (x2)
10m
UTC    dB Audio  Message
201330  -5 1926  GM4JYB 7Q3WS -11 (x2)

Decoder S/N history by band

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