S58BO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Slovenia Locator transmitted in a decoded message: JN75

Receiver-side FT8 activity involving S58BO, decoded by SO8OO in southeastern Poland. 385 related FT8 messages, 48 CQ messages, observed on 40m, 20m, 10m, across 41 UTC dates. Heard between 2026-05-23 and 2026-08-21.

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

385
Related messages
48
CQ messages
41
UTC dates heard
-8 dB
Mean decoder S/N

Bands

First seen: 2026-05-23
Last seen: 2026-08-21 17:03 UTC

Activity Heatmap

Locator transmitted by S58BO

Approximate centre of JN75, decoded 2026-07-11 14:56 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 UTCBandS58BO S/NCounterpartCounterpart S/NMsgsCapture
08-21 19:02 40m - / -20 IK4IDY -7 / - 2 ✓ Closing fragment
08-18 14:52 20m - / - F4LZZ -12 / - 2 Partial capture
08-18 14:47 20m - / -16 F1PPH -12 / - 4 ✓ Closing fragment
08-02 05:09 40m -20 / -8 OK1JMB -13 / - 2 ✓ Closing observed
08-02 05:01 40m - / -8 HA3HX -9 / - 2 ✓ Closing fragment
08-01 16:32 20m - / -7 TF4M +3 / - 3 ✓ Closing fragment
07-19 11:33 20m -22 / -18 DB8APG -22 / - 4 ✓ Closing observed
07-19 10:36 20m -24 / -6 EA5RR -16 / - 5 ✓ Closing observed
07-19 10:29 20m - / 0 F1ODM -14 / - 2 Partial capture
07-19 10:13 20m -16 / -9 F5SFT -10 / - 4 Partial capture
07-19 10:12 20m -17 / -14 DC2CB -13 / - 4 Partial capture
07-19 10:06 20m -19 / +1 9A5E -14 / -7 5 ✓ Full exchange observed
07-19 09:33 20m - / -2 IK4LZH +2 / - 2 ✓ Closing fragment
07-17 12:41 20m - / -16 DL4KER -9 / - 5 Partial capture
07-17 12:23 20m - / -24 UT7UJ -3 / - 5 Partial capture
07-17 12:13 20m - / -10 DB2VS -18 / - 2 ✓ Closing fragment
07-14 13:08 20m -12 / - PA1PA - / - 2 Partial capture
07-12 13:35 40m - / 0 DL4JTH -20 / - 2 ✓ Closing fragment
07-12 10:18 20m -16 / - ON3NR - / - 3 Partial capture
07-05 16:42 40m - / - DL3LO -10 / - 2 ✓ Closing fragment
07-05 16:41 40m - / - UA3VVA -18 / - 2 Partial capture
07-05 13:27 20m -6 / +5 SN0WWA 0 / - 3 Partial capture
07-03 14:38 20m - / - F5IXN -14 / - 4 ✓ Closing fragment
07-03 14:26 20m - / -11 F4VQJ -10 / - 2 Partial capture
06-30 16:06 20m -13 / - F4LCB - / -23 4 Partial capture
06-29 16:05 40m - / -16 YT1KN -17 / - 4 ✓ Closing fragment
06-28 05:43 20m - / -17 SV2HTW 0 / - 3 Partial capture
06-28 05:40 20m - / -20 EA3KY -17 / - 4 Partial capture
06-27 09:27 20m - / -18 DB2VS -20 / - 3 Partial capture
06-22 11:09 20m - / - F4HSB -22 / - 2 Partial capture
06-22 11:06 20m - / -8 GJ0KYZ -1 / - 3 ✓ Closing fragment
06-21 18:13 20m -23 / - SV1EAG -11 / - 2 ✓ Closing observed
06-21 17:56 10m - / -8 F1PBZ +10 / - 2 Partial capture
06-21 17:56 10m - / - PD1ADA -13 / - 2 Partial capture
06-21 17:52 10m - / - DF1LON -16 / - 2 ✓ Closing fragment
06-21 17:52 10m - / -1 EC3A -24 / - 2 Partial capture
06-21 17:46 40m -18 / - YO3GJE - / -20 5 Partial capture
06-19 14:49 20m - / -7 F5DGQ -11 / - 9 Partial capture
06-17 20:25 20m - / +5 M7NJI -18 / - 2 Partial capture
06-17 20:18 40m -3 / - I1WUA -7 / -9 2 ✓ Closing observed
06-17 20:16 40m -2 / - SP9LS - / -13 3 ✓ Closing fragment
06-13 12:26 40m - / -3 DL1VVQ -6 / - 3 ✓ Closing fragment
06-13 06:03 40m - / -23 HB10GBT -12 / - 2 Partial capture
06-13 05:14 10m - / - EA6UE -13 / - 3 ✓ Closing fragment
06-12 20:30 10m - / -14 F4HTA -3 / - 14 Partial capture
06-12 20:27 10m - / -15 F4HTA -6 / - 2 ✓ Closing fragment
06-12 20:18 40m - / -11 OK1PVT +7 / - 5 ✓ Closing fragment
06-12 20:18 40m - / - SP9MOA +5 / - 4 Partial capture
06-12 20:14 40m - / -16 IU8VAS -2 / - 3 ✓ Closing fragment
06-12 20:13 40m - / - DM4GG -8 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
145615 -19 1418  CQ S58BO JN75
133545 -18 1834  S58BO DL4JTH +00 (x3)
145215 -23 1845  S58BO DM7MA -20
050130  -7 1080  S58BO HA3HX -08 (x2)
050945 -13 2136  S58BO OK1JMB -08
051030 -20 1413  OK1JMB S58BO 73
093345 -13  872  S58BO SQ9SET -15
145930 -20 2103  S58BO 9A7BB -03
151815 -21 2024  S58BO <...> -07
183115 -22 1927  S58BO YO9ADN KN35
190245  -6 1309  S58BO IK4IDY -20 (x2)
20m
UTC    dB Audio  Message
163230  -1 2333  S58BO RR73; 8S2X <...> -16
163330  +4 2333  S58BO TF4M RR73 (x2)
164430 -15  687  S58BO M3NRX -18
155130  +6 2190  S58BO TM84TFR -14
112600  +0 2865  S58BO MI0OBC RR73
113100 -22 1330  S58BO UI6O -14 (x2)
144745 -10 1134  S58BO F1PPH JN07 (x4)
145215 -12  229  S58BO F4LZZ JN09 (x2)
160045 -10  930  S58BO MM0TBH -12
10m
UTC    dB Audio  Message
203530  +0 1578  S58BO F4HTA -14 (x4)
051415 -13 1346  S58BO EA6UE +26 (x3)
175200 -24 1659  S58BO EC3A -01
175230 -15 1423  S58BO DF1LON JO31
175330 -24 1659  S58BO EC3A -07
175330 -16 1424  S58BO DF1LON 73
175600 -10 2053  S58BO PD1ADA JO21
175600 +10 2587  S58BO F1PBZ -08
175630 -16 2053  S58BO PD1ADA JO21
175630  +9 2588  S58BO F1PBZ -08

Decoder S/N history by band

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