SP5GSM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: KO02

Receiver-side FT8 activity involving SP5GSM, decoded by SO8OO in southeastern Poland. 199 related FT8 messages, 19 CQ messages, observed on 40m, 20m, across 11 UTC dates. Heard between 2026-05-08 and 2026-07-04.

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

199
Related messages
19
CQ messages
11
UTC dates heard
-9 dB
Mean decoder S/N

Bands

First seen: 2026-05-08
Last seen: 2026-07-04 17:08 UTC

Activity Heatmap

Locator transmitted by SP5GSM

Approximate centre of KO02, decoded 2026-06-27 19:19 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 UTCBandSP5GSM S/NCounterpartCounterpart S/NMsgsCapture
07-04 19:07 20m - / - IU2RQJ -20 / - 3 Partial capture
07-04 19:03 20m - / -6 OE5OSP -13 / - 4 ✓ Closing fragment
07-04 18:43 20m - / - IU2SLW -18 / - 2 Partial capture
07-04 18:21 20m - / - F4HSB -23 / - 2 Partial capture
07-04 18:19 20m - / - EA3CY -24 / - 2 Partial capture
07-04 17:51 20m - / -23 IZ4EFV 0 / - 3 ✓ Closing fragment
07-04 08:36 20m - / -7 DG1PO -8 / - 3 ✓ Closing fragment
06-27 19:16 40m -19 / -10 DH4ST -18 / -15 5 ✓ Full exchange observed
06-27 18:59 40m -21 / +6 E70SZ -17 / - 4 ✓ Closing observed
06-27 18:57 40m -20 / -13 S57MG -21 / -5 4 ✓ Full exchange observed
06-27 18:56 40m -20 / - IN3LHF - / -14 2 ✓ Closing fragment
06-27 18:54 40m -22 / - RA6ZD - / -19 2 Partial capture
06-27 18:54 40m - / - R4FDK -22 / - 2 Partial capture
06-27 18:51 40m -18 / - RV3GZ - / -3 3 ✓ Closing fragment
06-27 18:51 40m -20 / +4 IZ4AIF -14 / +2 7 ✓ Full exchange observed
05-31 19:06 20m - / - DJ5VC -15 / - 2 Partial capture
05-31 18:27 20m - / -12 RZ4FWA +10 / - 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
175245  +1 2099  SP5GSM IZ4EFV 73
181945 -23 1953  SP5GSM EA3CY JN00 (x2)
182115 -24 1855  SP5GSM F4HSB JN37 (x2)
184315 -20 1537  SP5GSM IU2SLW JN45 (x2)
185245 -17 1329  SP5GSM IZ0EAC JN62
190315 -14 1538  SP5GSM OE5OSP JN68 (x4)
190715 -20 1635  SP5GSM IU2RQJ JN44 (x3)
40m
UTC    dB Audio  Message
190545 -20 1637  CQ SP5GSM KO02 (x6)
191045 -21 1637  SQ6RDO SP5GSM RR73
191315 -17 1637  5B4AJG SP5GSM -20
191600 -20 1500  SP5GSM DH4ST JO60 (x2)
191715 -19 1637  DH4ST SP5GSM -15
191800 -17 1499  SP5GSM DH4ST R-10 (x2)
191845 -24 1637  CQ SP5GSM KO02 (x2)

Decoder S/N history by band

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