HB9TSO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Switzerland Locator transmitted in a decoded message: JN47

Receiver-side FT8 activity involving HB9TSO, decoded by SO8OO in southeastern Poland. 160 related FT8 messages, 22 CQ messages, observed on 40m, 20m, 10m, across 7 UTC dates. Heard between 2026-04-28 and 2026-06-28.

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

160
Related messages
22
CQ messages
7
UTC dates heard
+1 dB
Mean decoder S/N

Bands

20m 40m 10m
First seen: 2026-04-28
Last seen: 2026-06-28 12:13 UTC

Frequent QSO partners observed at SO8OO

Stations HB9TSO worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by HB9TSO

Approximate centre of JN47, decoded 2026-06-05 21:19 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 UTCBandHB9TSO S/NCounterpartCounterpart S/NMsgsCapture
06-05 21:25 20m - / -13 WA4FU -10 / - 2 ✓ Closing fragment
06-05 21:22 20m - / - V31DL -18 / - 3 Partial capture
06-05 21:22 40m - / - ON3CRD +4 / - 3 Partial capture
06-05 21:20 40m - / - ON4MAP -13 / - 2 Partial capture
06-05 21:19 40m - / -1 PD2RAL +7 / - 7 Partial capture
06-05 21:15 40m -3 / +2 PD0IFI +3 / +4 7 Partial capture
06-05 21:12 40m -2 / +1 OO0O -3 / -1 7 ✓ Full exchange observed
06-05 21:12 40m - / - F4BYA 0 / - 4 Partial capture
06-05 21:11 40m -1 / -3 OE5TXF +19 / +5 15 ✓ Full exchange observed
06-05 21:11 40m -1 / - TA3TCW -14 / -18 2 Partial capture
06-05 21:09 40m -4 / +6 F4FLF +4 / - 2 ✓ Closing observed
06-05 21:08 40m +3 / - OK1AWC -8 / -1 4 ✓ Closing observed
06-05 21:05 40m -5 / - SP7TF - / -15 3 ✓ Closing fragment
06-05 20:58 40m - / - F4BYA +2 / - 4 Partial capture
06-05 20:58 40m +2 / +5 F4GTB +7 / +6 9 ✓ Full exchange observed
06-05 20:58 40m - / - IK4LZH +10 / - 2 Partial capture
06-05 20:56 40m -2 / -1 9A4ZM +7 / -1 5 ✓ Full exchange observed
06-05 20:54 40m -1 / - 4X1UF -10 / -10 7 ✓ Closing observed
06-05 20:52 40m - / - DL7ACA +4 / - 2 Partial capture
06-05 20:51 40m -2 / -7 M0DPK -8 / -7 7 ✓ Full exchange observed
06-01 20:04 40m -3 / - YT2U - / - 5 Partial capture
06-01 19:45 40m - / - ON6DSL +3 / - 3 Partial capture
06-01 19:41 40m - / -2 YT2U 0 / - 3 ✓ Closing fragment
06-01 19:40 40m - / -1 IZ0ZIP +10 / - 4 Partial capture
06-01 19:38 40m -3 / -6 F5RRS +3 / -4 6 ✓ Full exchange observed
06-01 19:38 40m -3 / - PD8RB +4 / -5 4 ✓ Closing observed
06-01 19:34 40m -3 / - UX5UW - / -1 5 ✓ Closing fragment
06-01 18:58 40m +2 / +6 SP6AXW -12 / -3 3 Partial capture
06-01 18:57 40m +2 / -9 F5RRS +2 / -5 6 Partial capture
06-01 18:57 40m - / - OE5PEN +6 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

10m 
UTC    dB Audio  Message
141345 -20 2051  HB9TSO IZ8PPI +03
20m 
UTC    dB Audio  Message
212045  -8  373  HB9TSO RA6OY R-15
212245 -15 1572  HB9TSO V31DL EK57 (x3)
212545 -10 1187  HB9TSO WA4FU -13 (x2)
40m 
UTC    dB Audio  Message
211815  +4  700  HB9TSO PD0IFI R+15
211830  -1  627  CQ HB9TSO JN47 (x2)
211915  +4  627  HB9TSO PD2RAL -01 (x3)
212045 -13 2436  HB9TSO ON4MAP JO20
212115  +6  626  HB9TSO PD2RAL -01 (x2)
212145 -13 2436  HB9TSO ON4MAP JO20
212215  +8  626  HB9TSO PD2RAL -01
212245  +8  627  HB9TSO ON3CRD JO20
212315  +7  626  HB9TSO PD2RAL -01
212345  +8  628  HB9TSO ON3CRD JO20 (x2)

Decoder S/N history by band

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