SP3MZ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JO82

Receiver-side FT8 activity involving SP3MZ, decoded by SO8OO in southeastern Poland. 284 related FT8 messages, 73 CQ messages, observed on 80m, 40m, 20m, 10m, across 21 UTC dates. Heard between 2026-05-25 and 2026-08-23.

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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

284
Related messages
73
CQ messages
21
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-25
Last seen: 2026-08-23 17:23 UTC

Activity Heatmap

Locator transmitted by SP3MZ

Approximate centre of JO82, decoded 2026-08-23 19:23 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 UTCBandSP3MZ S/NCounterpartCounterpart S/NMsgsCapture
08-22 12:35 20m - / - M7JVT -16 / - 2 Partial capture
08-22 12:34 20m +4 / - M1DBB - / - 3 Partial capture
08-22 11:15 20m +2 / - EA2EED - / - 2 Partial capture
08-21 16:07 40m -8 / -1 HA1DSL -10 / -19 5 ✓ Full exchange observed
08-21 16:04 40m +2 / +6 DL1KYF -8 / +5 5 ✓ Full exchange observed
08-15 21:16 40m -8 / - SV1MNE - / -17 8 Partial capture
08-09 09:43 40m -12 / - JH2MYN - / - 2 Partial capture
08-08 22:03 80m - / - G8OO -18 / - 6 Partial capture
08-08 22:02 80m - / -14 US5WFL +2 / - 2 Partial capture
08-02 22:28 40m -9 / - SP3VSC - / - 3 Partial capture
08-02 22:23 40m -8 / - D2UY - / -10 9 Partial capture
08-02 22:20 40m -10 / - OH3NXW - / - 3 Partial capture
08-02 22:18 40m -8 / - LA8ENA - / -1 3 ✓ Closing fragment
08-02 22:15 80m +12 / -6 M7CWF -13 / -25 5 ✓ Full exchange observed
08-02 22:12 80m +15 / +4 DD0AM -4 / 0 10 ✓ Full exchange observed
08-02 22:10 80m +13 / - <...> - / - 3 Partial capture
08-02 22:09 80m +13 / +7 OH7ML +1 / +5 3 Partial capture
08-02 22:06 80m +12 / +1 SP7ROH +8 / +5 7 ✓ Full exchange observed
08-02 21:57 80m +12 / -4 EW8DU -4 / -19 7 ✓ Full exchange observed
08-02 21:55 80m +14 / -4 IK4LZH +2 / -12 5 ✓ Full exchange observed
08-02 21:53 80m +16 / - G8OO - / - 2 ✓ Closing fragment
08-02 21:52 80m +16 / - JF6XQJ - / -3 2 Partial capture
08-01 20:14 80m +13 / - SV1EKI - / - 9 Partial capture
08-01 20:13 80m +13 / - YU65AEC - / - 2 Partial capture
08-01 20:08 80m +10 / -4 8S7DL +7 / -3 11 ✓ Full exchange observed
08-01 20:06 80m +9 / +9 SP8NR +13 / +7 5 ✓ Full exchange observed
08-01 20:03 80m +8 / - SV3CKF - / -15 5 ✓ Closing fragment
08-01 20:00 80m +4 / -8 EA2CVV -13 / -15 3 ✓ Full exchange observed
08-01 19:58 80m +12 / +9 SP6TID 0 / +1 5 ✓ Full exchange observed
08-01 19:52 80m +6 / - TM69TFR - / -14 3 Partial capture
08-01 19:49 80m +10 / - <...> - / -10 2 Partial capture
08-01 19:47 80m +8 / - SQ4WMA -12 / -2 5 ✓ Closing observed
08-01 19:45 80m +8 / - DL1IP - / -6 2 ✓ Closing fragment
08-01 19:40 80m +10 / - A71XX - / - 2 Partial capture
08-01 19:39 80m +16 / - HA3GX - / - 2 Partial capture
08-01 19:38 80m +15 / +8 SA6DST +2 / -4 5 ✓ Full exchange observed
08-01 19:36 80m +10 / - DO3JP - / -15 2 ✓ Closing fragment
08-01 19:35 80m +12 / -5 EA3HCJ -15 / -12 5 ✓ Full exchange observed
07-25 10:31 10m - / - OT4R -18 / - 2 ✓ Closing fragment
07-25 10:29 10m - / +1 DL3MIB -6 / - 3 ✓ Closing fragment
07-25 10:27 10m - / -3 OH3OJ -19 / - 2 ✓ Closing fragment
07-19 08:32 10m - / -4 IQ4JO -8 / - 3 ✓ Closing fragment
07-16 21:46 40m -6 / -4 TA7ARH +2 / - 4 Partial capture
07-16 21:32 40m -5 / -3 LB7ZG -6 / - 5 ✓ Full exchange observed
07-16 21:29 40m -8 / - GM4VAC - / -9 3 Partial capture
07-16 20:58 80m +11 / -9 GW4HZA -11 / -14 22 ✓ Full exchange observed
07-16 20:56 80m +12 / -16 EA3FCQ +7 / 0 4 ✓ Full exchange observed
07-16 20:52 80m +8 / -6 HA3GX +2 / - 8 ✓ Closing observed
07-16 20:49 80m +10 / - UB0SMX/P - / -3 3 Partial capture
07-16 20:46 80m +6 / -10 OH3NXW +18 / - 4 ✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

80m
UTC    dB Audio  Message
220045  +0 1478  CQ SP3MZ JO82 (x4)
220230  +3  509  SP3MZ US5WFL -14
220245  -3 1478  CQ SP3MZ JO82
220300 -15  662  SP3MZ G8OO JO02
220300  +2 1477  SP3MZ SP1ZMO JO73
220300  +1  509  SP3MZ US5WFL -12
220330 -14  662  SP3MZ G8OO JO02 (x5)
192300  +5 1309  CQ SP3MZ JO82
20m
UTC    dB Audio  Message
175030  +2 1319  AP2IN SP3MZ JO82 (x5)
111115  +0 1106  NX4RH SP3MZ JO82
111515  +2 1386  EA2EED SP3MZ JO82 (x2)
123215  +1 1105  CQ SP3MZ JO82 (x2)
123400  +2 1105  M1DBB SP3MZ JO82 (x3)
123530 -15 1578  SP3MZ M7JVT IO94 (x2)
40m
UTC    dB Audio  Message
160245  -1 1345  CQ SP3MZ JO82 (x3)
160400 -10 1346  SP3MZ DL1KYF JO62
160415  +0 1345  DL1KYF SP3MZ +05
160430  -9 1346  SP3MZ DL1KYF R+06
160445  +3 1345  DL1KYF SP3MZ RR73
160500 -21 2124  <SP3MZ> OH/SM5MRW
160500  -5 1346  SP3MZ DL1KYF RR73
160530 -19 1345  SP3MZ HA1DSL JN86
160745  -9 1346  HA1DSL SP3MZ -19 (x2)
160830 -11  699  SP3MZ HA1DSL R-01
160845  -9 1346  HA1DSL SP3MZ RR73
160930  -9  699  SP3MZ HA1DSL 73
10m
UTC    dB Audio  Message
160645 -13 2447  SP3MZ DO1FDK R-10 (x2)
160715 -11 1335  SP3MZ DJ0MAB JN49
161115  -8 1966  SP3MZ DL9KM JN68
083200  -3 2683  SP3MZ IQ4JO JN63 (x3)
201800  -5 2931  SP3MZ DN9OPA R-12
102700 -20 1398  SP3MZ OH3OJ -03 (x2)
102930  -5 1125  SP3MZ DL3MIB JN57 (x2)
103130 -15 1454  SP3MZ OT4R +11
103130  -8 1126  SP3MZ DL3MIB 73
103300 -20 1454  SP3MZ OT4R RR73

Decoder S/N history by band

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