IU8TSR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Italy Locator transmitted in a decoded message: JN70

Receiver-side FT8 activity involving IU8TSR, decoded by SO8OO in southeastern Poland. 51 related FT8 messages, observed on 40m, across 9 UTC dates. Heard between 2026-05-31 and 2026-08-20.

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

51
Related messages
0
CQ messages
9
UTC dates heard
-5 dB
Mean decoder S/N

Bands

40m
First seen: 2026-05-31
Last seen: 2026-08-20 17:29 UTC

Activity Heatmap

Locator transmitted by IU8TSR

Approximate centre of JN70, decoded 2026-08-20 19:31 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 UTCBandIU8TSR S/NCounterpartCounterpart S/NMsgsCapture
08-20 19:30 40m +8 / - JH2VVH - / - 2 Partial capture
08-20 19:28 40m +1 / +1 9A7BB -3 / -5 5 ✓ Full exchange observed
08-08 19:11 40m -14 / -10 RK3QA -14 / -1 3 ✓ Full exchange observed
08-06 19:33 40m -10 / - <...> - / +2 2 Partial capture
08-06 19:31 40m -12 / - EC1COU - / -3 2 ✓ Closing fragment
08-06 19:21 40m -8 / - RA3ZH - / - 2 Partial capture
08-06 19:16 40m - / - R1CF -6 / - 2 ✓ Closing fragment
08-06 19:11 40m -8 / - R1CF - / - 2 Partial capture
08-06 19:07 40m -7 / - RA4FUT - / - 2 Partial capture
08-06 19:05 40m -8 / - YL2NX - / -11 2 ✓ Closing fragment
08-06 19:04 40m -10 / - OH6NEQ - / - 2 Partial capture
07-22 20:34 40m -12 / - PY7BC - / -14 2 ✓ Closing fragment
07-22 20:32 40m -7 / -1 PD1ACS -17 / -17 4 ✓ Full exchange observed
07-22 20:23 40m -4 / - A61DD - / -14 2 Partial capture
07-22 20:20 40m -6 / - UF1A - / +1 3 ✓ Closing fragment
07-19 19:21 40m -16 / - SQ8LE -9 / - 3 ✓ Closing observed
07-19 19:18 40m -17 / - JA0RUG - / -10 4 Partial capture
07-19 19:13 40m -16 / - UN8PC - / -1 4 ✓ Closing fragment
07-19 19:09 40m -17 / - IZ8PPI - / - 2 ✓ Closing fragment
07-19 19:06 40m -16 / - 8Q7PR - / -15 4 ✓ Closing fragment
07-17 19:46 40m -19 / - <...> - / - 2 Partial capture
07-17 19:44 40m - / -1 G8OO -14 / - 2 ✓ Closing fragment
07-17 19:39 40m -15 / +2 OK1DLA +1 / - 5 ✓ Closing observed
07-17 19:33 40m -16 / - JA0JWQ - / - 2 Partial capture
07-17 19:18 40m -16 / -3 DD125RFD -7 / +10 2 Partial capture
06-14 18:37 40m -8 / - DD7EE -11 / -3 4 ✓ Closing observed
06-08 19:36 40m -1 / - 9H5DX -10 / +6 5 ✓ Closing observed
06-08 19:35 40m -1 / -8 S52UF -8 / -10 3 ✓ Full exchange observed
05-31 19:13 40m - / - DL7ACA +8 / - 3 Partial capture
05-31 19:11 40m +5 / - IV3IEA - / +4 2 Partial capture
05-31 19:03 40m +6 / - IZ8PPI - / - 3 Partial capture
05-31 18:58 40m +6 / -6 IU8RFW -1 / -9 5 ✓ Full exchange observed
05-31 18:57 40m +5 / -3 R95WTA -7 / -10 9 ✓ Full exchange observed
05-31 18:55 40m - / -8 RY7F +1 / - 2 ✓ Closing fragment
05-31 18:53 40m - / -14 RN3ZKT -8 / - 2 ✓ Closing fragment
05-31 18:21 40m -3 / - 7Z1CE - / - 2 Partial capture
05-31 18:20 40m -3 / +6 4O5JD +4 / -1 4 ✓ Full exchange observed
05-31 18:18 40m - / +9 IQ0RU -14 / - 2 ✓ Closing fragment
05-31 18:13 40m -10 / -6 RA6FRI -11 / - 3 ✓ Closing observed
05-31 18:08 40m -6 / - YB9HIU - / - 4 Partial capture
05-31 18:02 40m -6 / - UN8DSW - / -5 3 ✓ Closing fragment
05-31 18:01 40m -4 / -1 F5RRS -2 / +1 6 ✓ Full exchange observed
05-31 17:59 40m -8 / - <...> - / +3 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
193100 -14  995  EC1COU IU8TSR R-03 (x2)
193345 -10  544  <...> IU8TSR JN70 (x2)
191130 -14  808  JE1QKC IU8TSR JN70
191145 -16 1538  IU8TSR RK3QA -10
191200 -14  807  RK3QA IU8TSR R-01
191215 -12 1538  IU8TSR RK3QA RR73
192845  -1  808  9A7BB IU8TSR JN70
192900  -4 2246  IU8TSR 9A7BB +01
192915  +0  808  9A7BB IU8TSR R-05
192930  -2 2246  IU8TSR 9A7BB RR73
192945  +3  808  9A7BB IU8TSR 73
193045  +5  808  JH2VVH IU8TSR JN70 (x2)

Decoder S/N history by band

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