SP4WRF — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JO93

Receiver-side FT8 activity involving SP4WRF, decoded by SO8OO in southeastern Poland. 184 related FT8 messages, 7 CQ messages, observed on 80m, 40m, 20m, 10m, across 16 UTC dates. Heard between 2026-06-07 and 2026-08-16.

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

184
Related messages
7
CQ messages
16
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-06-07
Last seen: 2026-08-16 21:54 UTC

Activity Heatmap

Locator transmitted by SP4WRF

Approximate centre of JO93, decoded 2026-08-22 22:17 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 UTCBandSP4WRF S/NCounterpartCounterpart S/NMsgsCapture
08-22 22:13 40m -11 / - RI1FJL - / - 7 Partial capture
08-16 23:53 80m - / - UA4FKT +8 / - 4 Partial capture
08-16 23:50 80m +6 / -3 A93MO -19 / -18 8 ✓ Full exchange observed
08-16 23:35 80m - / - G8OO -12 / - 8 Partial capture
08-16 23:30 80m +2 / - A93MO - / -19 7 ✓ Closing fragment
08-04 20:59 20m - / - RA6OY -11 / - 2 Partial capture
08-03 20:59 20m - / - CT2KCK -11 / - 2 Partial capture
08-03 12:56 20m - / - PD4FL -20 / - 6 Partial capture
08-03 10:04 20m - / 0 GJ0KYZ -9 / - 2 Partial capture
08-03 10:01 20m - / - DL3MIB -7 / - 2 Partial capture
08-03 09:56 20m - / - R3DHP -15 / - 2 Partial capture
07-30 15:59 20m - / - F1PPH -13 / - 11 Partial capture
07-24 21:26 20m - / - DL1R +3 / - 9 Partial capture
07-22 22:27 20m - / - DG5PW -3 / - 2 Partial capture
07-22 22:23 20m +1 / - WI9MLG - / -13 2 ✓ Closing fragment
07-22 22:22 20m -7 / - VE3TJ - / +9 2 ✓ Closing fragment
07-13 22:09 40m - / - F4BYA +3 / - 3 Partial capture
07-13 22:04 40m - / - IQ4JO +4 / - 2 ✓ Closing fragment
07-13 22:03 40m - / - F4BYA +2 / - 4 Partial capture
07-10 19:56 10m - / -8 DN9DZ -8 / - 6 Partial capture
07-10 19:53 10m - / - G3VCQ -16 / - 2 ✓ Closing fragment
07-10 18:27 20m - / - DL2FX -10 / - 2 Partial capture
07-07 20:28 20m - / - UR4QWW -16 / - 2 Partial capture
07-06 22:02 40m - / - UB6OCP -18 / - 4 Partial capture
07-06 21:57 20m - / - PD1HPB -14 / - 6 Partial capture
07-06 21:49 20m - / -10 DL3RAJ 0 / - 18 Partial capture
07-06 21:48 20m - / -10 OE6TNO -7 / - 3 ✓ Closing fragment
07-05 22:31 80m +5 / -15 DO5HOK +5 / - 4 ✓ Closing observed
07-05 22:28 80m - / - UA4FKT +6 / - 3 Partial capture
07-05 22:28 80m +2 / -8 IK4LZH +4 / - 4 ✓ Closing observed
07-05 22:04 20m - / -8 YO4NF -11 / - 3 ✓ Closing fragment
07-05 21:50 40m - / 0 RN6MA -4 / - 3 Partial capture
07-05 21:47 40m - / +7 PA2KV -5 / - 3 ✓ Closing fragment
07-05 21:43 40m - / -3 G4DBW -11 / - 3 Partial capture
07-02 19:43 20m - / -13 TA3ZGR -8 / - 2 Partial capture
07-02 19:42 20m - / +2 RZ4FWA -14 / - 2 Partial capture
07-02 12:50 20m - / +10 IZ4AIF -6 / - 3 Partial capture
07-02 12:49 20m - / +7 RZ4FWA -13 / - 3 Partial capture
07-02 12:49 20m - / -8 IU4DTV -12 / - 2 Partial capture
07-02 12:43 20m - / - UR4QWW -16 / - 3 Partial capture
07-02 09:28 20m +1 / - K4YT - / -13 3 ✓ Closing fragment
07-02 09:28 20m - / - G4DBW -12 / - 2 Partial capture
06-30 20:35 20m - / -11 F5HNQ +3 / - 2 ✓ Closing fragment
06-23 18:37 20m - / - F4BYA -6 / - 2 Partial capture
06-08 09:30 20m - / -6 TA3XEE -16 / - 2 Partial capture
06-08 09:25 20m +21 / - HH2JR - / -14 6 ✓ Closing fragment
06-07 17:43 20m - / -5 LB4BI +6 / - 2 Partial capture
06-07 17:39 20m - / -10 OE7MAH -7 / - 5 Partial capture
06-07 17:38 20m - / - DL0BX -4 / - 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
220400  +0 2982  SP4WRF F4BYA JN19 (x2)
220430  +3 2762  SP4WRF IQ4JO JN63 (x2)
220900  +4 2982  SP4WRF F4BYA JN19
220930 -19 1344  SP4WRF PG7R JO22
220930  +4 2982  SP4WRF F4BYA JN19 (x2)
221315  -6  489  RI1FJL SP4WRF JO93 (x7)
80m
UTC    dB Audio  Message
233730 -12  702  SP4WRF G8OO JO02 (x3)
235030  +9 2217  A93MO SP4WRF JO93 (x4)
235215 -19 1383  SP4WRF A93MO -03
235230  -1 1383  A93MO SP4WRF R-18
235245 -19 1383  SP4WRF A93MO RR73
235300  +1 1383  A93MO SP4WRF 73
235315  +8 1383  SP4WRF UA4FKT LO23 (x4)
20m
UTC    dB Audio  Message
100545 -11  617  SP4WRF GJ0KYZ +00
100615 -13  593  SP4WRF CR7BRV IM58
121930  +0 2756  SP4WRF IK2ZJR JN45
125630 -24 1578  SP4WRF PD4FL JO33 (x4)
125845  +4 2641  AA0HJ SP4WRF -08
125900 -19 1578  SP4WRF PD4FL JO33 (x2)
205945 -10 2631  SP4WRF CT2KCK IM59 (x2)
205945 -16  324  SP4WRF RA6OY KN88 (x2)
210615  +0 2686  SP4WRF EA1FRP IN81
10m
UTC    dB Audio  Message
195300 -17 1797  SP4WRF G3VCQ RR73 (x2)
195630  -7  303  SP4WRF DN9DZ R-08 (x6)

Decoder S/N history by band

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