SP4XBZ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: KO12

Receiver-side FT8 activity involving SP4XBZ, decoded by SO8OO in southeastern Poland. 147 related FT8 messages, observed on 80m, 20m, 10m, across 13 UTC dates. Heard between 2026-05-03 and 2026-06-27.

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

147
Related messages
0
CQ messages
13
UTC dates heard
-3 dB
Mean decoder S/N

Bands

First seen: 2026-05-03
Last seen: 2026-06-27 17:25 UTC

Activity Heatmap

Locator transmitted by SP4XBZ

Approximate centre of KO12, decoded 2026-06-17 19:27 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 UTCBandSP4XBZ S/NCounterpartCounterpart S/NMsgsCapture
06-27 19:24 20m - / +5 OK1UOZ -3 / - 3 ✓ Closing fragment
06-27 19:10 20m - / -15 D2UY -7 / - 2 ✓ Closing fragment
06-17 19:29 80m - / -4 SP9LS +11 / - 3 Partial capture
06-17 19:25 80m - / - UA4FKT -8 / - 3 Partial capture
06-17 19:24 80m +3 / -9 IQ0VT +14 / -13 5 ✓ Full exchange observed
06-17 19:21 80m - / -8 II3RPAD -12 / - 2 Partial capture
06-17 19:18 80m +2 / -15 IQ7KM +2 / -5 6 ✓ Full exchange observed
06-17 19:16 80m 0 / - SV9MBH - / -9 3 ✓ Closing fragment
06-17 19:15 80m +2 / - SN4X -13 / -2 5 ✓ Full exchange observed
06-17 19:14 80m +4 / -7 SQ8V -14 / -11 5 ✓ Full exchange observed
06-17 19:11 80m +10 / -10 YO4LUP -12 / -9 6 ✓ Full exchange observed
06-17 19:10 80m +5 / - 4L7T -13 / -7 4 ✓ Closing observed
06-17 18:56 20m - / -16 BG2FYO -6 / - 2 ✓ Closing fragment
06-13 18:54 20m - / -10 SV9TLU +2 / - 4 ✓ Closing fragment
06-13 18:49 20m - / -9 EA8UP 0 / - 2 ✓ Closing fragment
06-12 20:58 20m - / -19 BG4UCZ -16 / - 2 ✓ Closing fragment
06-12 20:47 20m - / - 2E0UMK -4 / - 4 Partial capture
06-12 20:40 20m - / -7 JR1NHD -4 / - 2 ✓ Closing fragment
06-12 19:11 10m - / - DN9AD -9 / - 4 Partial capture
06-12 19:07 10m - / - RL3K +6 / - 3 Partial capture
06-12 19:03 10m -2 / - CA6WNE - / -18 3 ✓ Closing fragment
06-12 19:01 10m +2 / - 3G1DX - / - 2 Partial capture
06-12 18:51 10m -8 / - LU7MFB - / - 2 Partial capture
06-06 21:41 80m +6 / -4 9A5TW +29 / +1 5 ✓ Full exchange observed
06-06 21:39 80m +8 / 0 9A5E +14 / -1 6 ✓ Full exchange observed
06-06 21:38 80m +8 / +6 SQ3DVR -20 / -8 4 ✓ Full exchange observed
06-06 21:36 160m -14 / - SQ9CXC - / - 2 Partial capture
06-06 21:33 80m +12 / +3 9A4ZM +12 / -2 5 ✓ Full exchange observed
06-06 21:32 80m +8 / - EA1IOK - / -11 2 ✓ Closing fragment
06-06 21:30 80m +10 / -11 SV4RRK -6 / -5 5 ✓ Full exchange observed
06-06 21:28 80m +8 / +2 SP5BB +14 / 0 6 ✓ Full exchange observed
06-06 21:26 80m +10 / -5 IW5DNZ +4 / -1 6 ✓ Full exchange observed
06-06 21:24 80m +5 / - OM3TWM +22 / -13 5 ✓ Closing observed
06-06 21:22 80m +4 / -4 SP7VCL +15 / -2 4 ✓ Full exchange observed
06-06 21:21 80m +3 / -3 G8BCG -8 / -4 5 ✓ Full exchange observed
06-05 17:05 20m - / - RG0S -12 / - 4 Partial capture
06-05 16:57 20m - / -13 BG4UVR -10 / - 3 Partial capture
06-05 16:43 20m - / -9 G0JEI -1 / - 3 ✓ Closing fragment
06-04 16:55 20m - / -19 BG3NBD -16 / - 3 ✓ Closing fragment
06-04 16:36 20m - / -5 F4HVI +14 / - 2 ✓ Closing fragment
06-04 16:19 20m - / -2 GI0LDI -1 / - 2 ✓ Closing fragment
06-03 17:53 20m +19 / - VK5PO/P - / -18 4 ✓ Closing fragment
06-03 17:51 20m +12 / -13 EA1JWG -16 / -16 5 ✓ Full exchange observed
06-03 17:50 20m +13 / - SV2TPJ - / - 2 Partial capture
06-03 17:47 20m +12 / - LA8ENA -3 / -1 5 ✓ Full exchange observed
06-03 17:44 20m +14 / - JG5VFK - / -15 2 Partial capture
06-03 17:41 20m +10 / -10 HA3HZ +13 / -7 12 ✓ Full exchange observed
06-03 17:40 20m +7 / - BH4GUO - / - 2 Partial capture
06-03 17:38 20m +12 / - IQ0OS - / -9 3 ✓ Closing fragment
06-03 17:36 20m +8 / - DL1CC - / -11 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
205830 -17 2433  SP4XBZ BG4UCZ -19 (x2)
184930  +1  805  SP4XBZ EA8UP -09 (x2)
185415  +2 2571  SP4XBZ SV9TLU -10 (x4)
185630  -7 1807  SP4XBZ BG2FYO -16 (x2)
191030  -6 2571  SP4XBZ D2UY -15 (x2)
192445  -1 2502  SP4XBZ OK1UOZ JO70 (x3)
80m
UTC    dB Audio  Message
192145 -17 1738  SP4XBZ II3RPAD -08
192200  +6 2389  <...> SP4XBZ R-08
192400  +7 2389  IQ0VT SP4XBZ KO12
192415 +13  510  SP4XBZ IQ0VT -09
192430  +3 2388  IQ0VT SP4XBZ R-13
192445 +16  510  SP4XBZ IQ0VT RR73
192500  +0 2389  IQ0VT SP4XBZ 73
192515  -6 2387  SP4XBZ UA4FKT LO23 (x2)
192615  +1 2388  IQ2PV SP4XBZ KO12
192645  -7 2387  SP4XBZ UA4FKT LO23
192730  -4 2389  SP9LS SP4XBZ KO12
192945 +11 2388  SP4XBZ SP9LS -04 (x3)
10m
UTC    dB Audio  Message
185445  -9 2506  PY8ZB SP4XBZ KO12
190015  -9 2483  PY2AOK SP4XBZ KO12
190045  -6 2378  CA6WNE SP4XBZ KO12
190145  -3 2377  3G1DX SP4XBZ KO12 (x2)
190345  +7 2413  CA6WNE SP4XBZ KO12 (x3)
190730  +5 1874  SP4XBZ RL3K KO91 (x3)
191130 -10 1227  SP4XBZ DN9AD JO52 (x4)
160m
UTC    dB Audio  Message
213530 -15 2392  OH6FSO SP4XBZ KO12
213630 -11 2392  SQ9CXC SP4XBZ KO12 (x2)

Decoder S/N history by band

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