SP9JMZ — FT8 activity observed at SO8OO

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

Receiver-side FT8 activity involving SP9JMZ, decoded by SO8OO in southeastern Poland. 2,484 related FT8 messages, 467 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 34 UTC dates. Heard between 2026-05-03 and 2026-08-01.

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

2,484
Related messages
467
CQ messages
34
UTC dates heard
-4 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-05-03
Last seen: 2026-08-01 18:39 UTC

Frequent QSO partners observed at SO8OO

Stations SP9JMZ worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by SP9JMZ

Approximate centre of JO90, decoded 2026-08-01 20:36 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 UTCBandSP9JMZ S/NCounterpartCounterpart S/NMsgsCapture
08-01 20:38 80m +4 / - HA3GX -1 / -8 3 ✓ Closing observed
08-01 20:37 80m +2 / - DL1ARS - / -13 2 ✓ Closing fragment
08-01 20:35 80m +1 / -13 RU3DNN +8 / -6 4 ✓ Full exchange observed
07-23 12:44 10m - / -18 PA3BMB -12 / - 2 ✓ Closing fragment
07-23 12:32 10m - / -23 PI4IPA -18 / - 4 ✓ Closing fragment
07-23 12:11 10m - / -12 DH7DA -8 / - 5 ✓ Closing fragment
07-23 12:07 10m - / -15 PA1HGM -19 / - 2 ✓ Closing fragment
07-23 12:03 10m - / -17 DJ3HW -2 / - 2 ✓ Closing fragment
07-20 23:25 80m +8 / -6 DH1HF -16 / -13 4 ✓ Full exchange observed
07-20 23:07 40m - / -4 DL5DQZ -4 / - 2 ✓ Closing fragment
07-20 22:48 40m - / -8 LZ1ZF -15 / - 2 ✓ Closing fragment
07-20 22:41 40m - / -5 IK4LZH 0 / - 2 ✓ Closing fragment
07-20 22:38 40m - / -11 R2EA -1 / - 2 ✓ Closing fragment
07-20 20:47 40m - / -11 E70A 0 / - 2 ✓ Closing fragment
07-20 20:46 40m - / -10 DF3IS -6 / - 2 ✓ Closing fragment
07-20 20:43 40m - / 0 OZ9GA -15 / - 3 ✓ Closing fragment
07-20 18:23 20m - / -5 F4LZK -8 / - 2 ✓ Closing fragment
07-20 18:16 20m - / -14 EW1MN -15 / - 2 ✓ Closing fragment
07-20 18:10 20m - / -5 DL6UM -4 / - 4 Partial capture
07-20 13:54 20m - / -15 G3ROY -21 / - 2 Partial capture
07-20 13:38 20m - / -4 GJ0KYZ -2 / - 2 ✓ Closing fragment
07-20 06:26 10m - / -2 DB7GE -14 / - 2 ✓ Closing fragment
07-20 06:23 10m - / -7 RA3LCX -16 / - 3 Partial capture
07-20 06:07 10m - / +2 UA3MLR -20 / - 2 ✓ Closing fragment
07-20 05:57 80m -2 / - OZ7FOC - / - 4 Partial capture
07-20 05:35 40m - / +1 SP8NFO -20 / - 2 ✓ Closing fragment
07-20 05:24 40m - / -9 HA3GX -22 / - 3 ✓ Closing fragment
07-20 05:21 40m - / -18 YO4NT -18 / - 2 ✓ Closing fragment
07-20 05:08 40m - / -12 DJ2PW -19 / - 2 ✓ Closing fragment
07-20 05:00 40m - / -4 OE4BHF -18 / - 2 ✓ Closing fragment
07-20 04:51 40m - / -17 OZ1HYM -6 / - 2 ✓ Closing fragment
07-20 03:25 20m - / -12 OZ1KEF -13 / - 2 ✓ Closing fragment
07-20 02:11 80m +8 / - IZ0AIO - / - 7 Partial capture
07-20 02:10 80m +4 / -15 DO5PY -1 / -1 5 ✓ Full exchange observed
07-20 01:54 40m - / -14 RC6OD -12 / - 2 ✓ Closing fragment
07-20 01:52 40m - / +1 YO9HP +4 / - 2 ✓ Closing fragment
07-20 01:51 40m - / -4 MI0NWA -11 / - 2 ✓ Closing fragment
07-20 01:38 40m - / +1 RK4CH -17 / - 3 ✓ Closing fragment
07-20 00:30 80m +2 / - IZ0AIO - / - 3 Partial capture
07-20 00:27 80m 0 / - S55X - / - 4 Partial capture
07-20 00:26 80m +10 / - SP3HGD 0 / -24 4 ✓ Closing observed
07-20 00:24 80m +7 / - IZ0AIO - / - 3 Partial capture
07-20 00:22 80m +6 / -3 F1PBZ +5 / -2 5 ✓ Full exchange observed
07-20 00:21 80m +4 / +3 OH1CIN +7 / +1 4 ✓ Full exchange observed
07-20 00:19 80m +6 / -7 DL2VEL +8 / - 4 ✓ Closing observed
07-20 00:01 40m - / -4 R3XG -16 / - 2 ✓ Closing fragment
07-19 23:59 40m - / -6 OS9T -11 / - 3 ✓ Closing fragment
07-19 22:32 20m - / -3 G8KHF -10 / - 2 ✓ Closing fragment
07-19 06:43 10m - / -13 R3BCL -23 / - 2 ✓ Closing fragment
07-19 06:22 10m - / -8 R2EC -14 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m 
UTC    dB Audio  Message
232545  +4 1971  DH1HF SP9JMZ RR73
232600 -17 1213  SP9JMZ DH1HF 73
232615  +0 1971  CQ SP9JMZ JO90 (x3)
203530  +4 1151  SP9JMZ RU3DNN KO96
203545  +1 1968  RU3DNN SP9JMZ -06
203600 +11 1151  SP9JMZ RU3DNN R-13 (x2)
203645  -2 1967  CQ SP9JMZ JO90
203715  +7 1967  DL1ARS SP9JMZ -13 (x2)
203815  +4 1967  HA3GX SP9JMZ -08 (x2)
203900  -1 1962  SP9JMZ HA3GX 73
10m 
UTC    dB Audio  Message
120715 -19 1419  SP9JMZ PA1HGM -15 (x2)
121145  -9 1115  SP9JMZ DH7DA -12 (x5)
122915 -23 2065  SP9JMZ OZ1BSM RR73
123215 -20 2156  SP9JMZ PI4IPA -23 (x4)
123645  -3 1936  SP9JMZ DN9SGE -15
124415 -20 1745  SP9JMZ PA3BMB -18 (x2)
60m 
UTC    dB Audio  Message
055230 -11  533  DD6ZV SP9JMZ +02
232300 -18 2001  SP9JMZ F5RRS RR73
40m 
UTC    dB Audio  Message
204645  -5 1123  SP9JMZ DF3IS RR73
204745  -3 2575  SP9JMZ E70A -11 (x2)
223315 -18 2245  SP9JMZ HA7TM R-16
223845  +1 2571  SP9JMZ R2EA -11 (x2)
224115  -3  438  SP9JMZ IK4LZH -05 (x2)
224245  -8  352  SP9JMZ R4ZZ -01
224815 -14 1975  SP9JMZ LZ1ZF -08 (x2)
230045 -23 2042  SP9JMZ DK4NB RR73
230745  -5 2632  SP9JMZ DL5DQZ -04 (x2)
231315  -8  942  SP9JMZ RA3TE RR73
20m 
UTC    dB Audio  Message
105600 -24 1541  SP9JMZ PD1ACB RR73
133800  -1  816  SP9JMZ GJ0KYZ -04 (x2)
134600 -16 1452  SP9JMZ HB9CNU RR73
135430 -21 2021  SP9JMZ G3ROY -15 (x2)
181045  -7 1085  SP9JMZ DL6UM JO60 (x4)
181645 -17 2378  SP9JMZ EW1MN -14 (x2)
181945 -11 1275  SP9JMZ DL3EBJ -05
182345  -5 1710  SP9JMZ F4LZK -05 (x2)

Decoder S/N history by band

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