SQ9SZ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JO90

Receiver-side FT8 activity involving SQ9SZ, decoded by SO8OO in southeastern Poland. 633 related FT8 messages, 257 CQ messages, observed on 80m, 60m, 40m, 20m, across 16 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

633
Related messages
257
CQ messages
16
UTC dates heard
-11 dB
Mean decoder S/N

Bands

80m 20m 40m 60m
First seen: 2026-05-23
Last seen: 2026-08-21 06:01 UTC

Frequent QSO partners observed at SO8OO

Stations SQ9SZ worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by SQ9SZ

Approximate centre of JO90, decoded 2026-08-21 08:01 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 UTCBandSQ9SZ S/NCounterpartCounterpart S/NMsgsCapture
08-21 07:56 40m -9 / - SP1ETT -10 / +10 11 Partial capture
08-21 07:53 40m -6 / +6 SQ4FAE -11 / +4 5 ✓ Full exchange observed
08-21 07:20 20m - / - HB9CNU -4 / - 2 Partial capture
08-21 07:13 40m - / - DK1AJ -8 / - 5 Partial capture
08-21 07:06 40m 0 / 0 SP6AMI +5 / - 4 ✓ Full exchange observed
08-21 07:05 40m 0 / -5 DL5XL -3 / +7 5 ✓ Full exchange observed
08-21 06:58 40m -5 / - SP8GF - / -4 4 ✓ Closing fragment
08-20 17:47 20m - / - M0IEP -7 / - 2 ✓ Closing fragment
08-20 17:36 40m - / -16 DL2DBI -16 / - 2 Partial capture
08-20 17:31 40m - / -10 DL1RI -1 / - 2 ✓ Closing fragment
08-20 17:25 40m -12 / - M0IEP - / +3 2 ✓ Closing fragment
08-20 17:18 40m -12 / -15 OE3RHI -7 / +6 6 ✓ Full exchange observed
08-20 17:18 40m -14 / -12 SA7KJE -18 / 0 6 ✓ Full exchange observed
08-20 17:10 40m - / -13 SP3SFS -3 / - 3 ✓ Closing fragment
08-20 17:03 40m -15 / -17 DL7ROB -7 / +5 5 ✓ Full exchange observed
08-20 16:49 40m - / -21 DL6EL -4 / - 3 ✓ Closing fragment
08-20 16:39 40m -13 / - G6MTI -17 / -2 7 Partial capture
08-20 16:32 40m -10 / - HA1DUQ - / +7 3 ✓ Closing fragment
08-20 16:28 40m -18 / - SP9MIV - / +1 2 ✓ Closing fragment
08-20 16:25 40m -16 / -18 SQ3TR -12 / 0 3 ✓ Full exchange observed
08-20 15:37 40m -4 / - 3Z6O -1 / - 4 ✓ Closing observed
08-20 15:17 40m -14 / - SP8HAS -7 / +9 4 ✓ Closing observed
08-20 15:15 40m -11 / -8 DF3XP -4 / - 5 ✓ Closing observed
08-20 15:12 40m -20 / -15 IK2IKW -14 / 0 4 ✓ Full exchange observed
08-20 14:29 40m -12 / - DB3MAX - / +1 2 ✓ Closing fragment
08-20 13:52 40m -13 / - SP9SOS - / +5 2 ✓ Closing fragment
08-20 13:38 40m -21 / -11 HA1DSL -12 / -1 3 ✓ Full exchange observed
08-20 13:33 40m -17 / -8 SP7LPD -7 / - 5 ✓ Closing observed
08-20 13:22 40m -18 / - DB5JH -16 / -1 3 ✓ Closing observed
08-20 13:20 40m -18 / - SP6NEO - / +4 2 ✓ Closing fragment
08-20 13:14 40m -17 / - DL5YCL -20 / +9 3 ✓ Closing observed
08-20 09:41 40m -15 / +7 DL7UVO -8 / +10 5 ✓ Full exchange observed
08-20 09:40 20m - / - DL6REX -4 / - 2 Partial capture
08-20 09:21 40m -15 / - DJ9GP - / -1 3 Partial capture
08-20 09:12 40m - / -10 SQ5CZL -5 / - 3 ✓ Closing fragment
08-20 09:10 40m -23 / - DL4MFC -18 / - 3 ✓ Closing observed
08-16 08:25 40m -14 / - ON3ZEP/P - / 0 2 Partial capture
08-16 08:23 40m -16 / - DL1ASL - / +6 3 ✓ Closing fragment
08-16 07:57 20m - / - DK5EI -9 / - 2 Partial capture
08-16 07:44 40m - / -21 OK4KOP -5 / - 12 Partial capture
08-16 07:24 40m - / -14 DK4FH -13 / - 2 ✓ Closing fragment
08-16 07:15 40m -15 / +6 SP9BEB -2 / +9 5 ✓ Full exchange observed
08-16 07:12 40m -17 / -10 SQ5TA -12 / - 3 ✓ Closing observed
08-16 07:08 40m - / - SP9XG -12 / - 3 ✓ Closing fragment
08-09 12:11 20m - / -13 PD3LKN -22 / - 3 ✓ Closing fragment
08-09 12:07 20m - / -30 DJ4FAN -18 / - 4 ✓ Closing fragment
08-08 15:03 20m - / +2 PD0WC -7 / - 3 ✓ Closing fragment
08-08 15:01 20m - / -15 G3EFG -9 / - 3 Partial capture
08-07 19:14 20m - / -23 PC9K -7 / - 2 Partial capture
08-07 18:21 40m -21 / 0 IN3JRZ -16 / - 3 ✓ Closing observed

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
075615 -11 1360  SQ9SZ SP1ETT JO74
075630  -6 1441  SP1ETT SQ9SZ +13
075645 -11 1359  SQ9SZ SP1ETT JO74
075700  -7 1441  SP1ETT SQ9SZ +10
075715  -8 1359  SQ9SZ SP1ETT JO74
075730 -12 1255  SP1ETT SQ9SZ +09
075745 -12 1359  SQ9SZ SP1ETT JO74
075800 -10 1255  SP1ETT SQ9SZ +12
075815  -8 1359  SQ9SZ SP1ETT JO74
075830 -12 1232  SP1ETT SQ9SZ +04 (x2)
075930  -5 1164  CQ POTA SQ9SZ JO90
080000 -10 1163  F1IQH SQ9SZ +00
080115  -4 1163  CQ POTA SQ9SZ JO90 (x2)
20m 
UTC    dB Audio  Message
120815 -19 1352  SQ9SZ DJ4FAN -30 (x2)
121115 -24 1671  SQ9SZ PD3LKN JO22 (x3)
121430 -17 1670  SQ9SZ OE9KFV JN47
075715  -8 2807  SQ9SZ DK5EI JO42 (x2)
094030  -1 1783  SQ9SZ DL6REX JO40 (x3)
174715  -7 1911  SQ9SZ M0IEP IO91 (x2)
072030  -8 1957  SQ9SZ HB9CNU JN37 (x2)
60m 
UTC    dB Audio  Message
043415 -15 1903  SQ9SZ SQ2JSE R+01 (x2)
195615  -6 1485  CQ LOTA SQ9SZ JN99 (x2)
195700  -2 1585  SQ9SZ DL5DQZ JO61
195715  -9 1486  DL5DQZ SQ9SZ +07
195730  -3 1585  SQ9SZ DL5DQZ R-05
195745  -9 1485  DL5DQZ SQ9SZ RR73
195800  -3 1585  SQ9SZ DL5DQZ R-05
195815 -16 1485  DL5DQZ SQ9SZ RR73
195830  -2 1585  SQ9SZ DL5DQZ 73
200215  -9 1629  CQ LOTA SQ9SZ JN99
201245 -14 1485  SQ9SZ <...> +00
201745 -16 1486  SQ9SZ SP5MIG/6 -02 (x2)
80m 
UTC    dB Audio  Message
040900 -24 1400  CQ LOTA SQ9SZ JN99 (x2)

Decoder S/N history by band

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