SP9SM — FT8 activity observed at SO8OO

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

Receiver-side FT8 activity involving SP9SM, decoded by SO8OO in southeastern Poland. 137 related FT8 messages, 28 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 27 UTC dates. Heard between 2026-05-11 and 2026-08-08.

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

137
Related messages
28
CQ messages
27
UTC dates heard
-3 dB
Mean decoder S/N

Bands

First seen: 2026-05-11
Last seen: 2026-08-08 18:50 UTC

Activity Heatmap

Locator transmitted by SP9SM

Approximate centre of JO90, decoded 2026-08-23 19:05 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 UTCBandSP9SM S/NCounterpartCounterpart S/NMsgsCapture
08-23 19:01 40m -1 / - ZL2NU - / -22 11 ✓ Closing fragment
08-23 18:55 40m -2 / - ZL2NU - / - 2 Partial capture
08-23 18:53 40m -10 / - ZL1RPC/P - / - 3 Partial capture
08-21 20:55 40m -20 / - HV0KIS - / - 2 Partial capture
08-17 18:33 80m +5 / - BI1HJR - / - 6 Partial capture
08-15 18:19 40m -11 / - <...> - / -15 4 Partial capture
08-12 06:25 40m -12 / - OA4ENG - / - 5 Partial capture
08-11 17:30 40m -12 / - UK7AL - / -12 6 Partial capture
08-08 20:49 40m - / -6 CU3EM -16 / - 2 Partial capture
08-05 20:22 80m -2 / -9 R3HH -6 / -2 4 ✓ Full exchange observed
08-05 20:19 80m +7 / - <...> - / -13 4 Partial capture
08-02 20:26 80m 0 / - VK4VO - / - 5 Partial capture
08-02 20:18 80m +11 / - 5Z4AB - / - 8 Partial capture
08-02 20:10 80m +15 / - A71QQ - / - 3 Partial capture
08-02 20:07 80m - / +7 SP1RKT +19 / - 3 ✓ Closing fragment
07-27 19:24 80m +18 / +9 SP5DFK -11 / -21 5 ✓ Full exchange observed
07-27 19:21 80m +16 / - SV9FBK - / - 12 Partial capture
07-27 11:38 10m - / -5 F1PBZ -10 / - 2 ✓ Closing fragment
07-26 19:35 160m +4 / -17 R6ML -8 / -17 9 ✓ Full exchange observed
07-26 19:34 160m +8 / +7 SP7SEK -3 / +6 5 ✓ Full exchange observed
07-26 19:21 40m -8 / - Z62NS - / - 11 Partial capture
07-26 19:08 40m -8 / - Z62NS - / - 5 Partial capture
07-21 17:47 10m - / +6 TK5K -9 / - 2 ✓ Closing fragment
07-18 18:12 40m -6 / - CR7BRV - / - 7 Partial capture
07-13 18:51 20m - / -11 CN2DX -3 / - 4 ✓ Closing fragment
07-12 20:43 80m +8 / - OY/DO1BBM/M - / - 7 Partial capture
07-11 20:54 160m 0 / +4 OK2USM -10 / -5 6 ✓ Full exchange observed
07-11 20:53 160m +7 / -5 RN3AOE -14 / -15 4 ✓ Full exchange observed
07-11 20:53 160m +7 / -5 RU3DNN +3 / +4 5 ✓ Full exchange observed
07-11 20:41 80m +7 / - EA8CVR - / - 4 Partial capture
07-09 19:20 80m +7 / - LY3QR - / -15 3 Partial capture
07-09 19:08 80m +4 / 0 R2AL +12 / +1 5 ✓ Full exchange observed
06-30 20:42 40m -13 / - TN8GD - / - 2 Partial capture
06-30 20:34 160m +8 / +7 SP2FWC +3 / +7 5 ✓ Full exchange observed
06-26 19:45 40m -11 / - UN8DSW - / - 7 Partial capture
06-24 13:32 20m - / +2 HA1BF -17 / - 2 ✓ Closing fragment
06-20 19:39 40m -15 / - ZS6OB - / - 7 Partial capture
06-19 12:31 20m - / - F1PSX -10 / - 2 ✓ Closing fragment
06-19 07:08 20m - / -7 TI5RR -16 / - 2 ✓ Closing fragment
06-13 17:49 80m -7 / - YE9BJM - / - 9 Partial capture
06-10 13:32 10m - / - F6FDY -7 / - 3 ✓ Closing fragment
06-10 13:31 10m - / - SV9KNA +8 / - 2 ✓ Closing fragment
06-10 13:25 10m - / -24 HB9TVS -5 / - 6 ✓ Closing fragment
06-09 20:06 80m +6 / -7 UT2SQ +10 / +6 8 ✓ Full exchange observed
06-09 20:03 80m +2 / +3 Z62NS +4 / -3 5 ✓ Full exchange observed
06-08 19:51 40m +3 / - CT2KCK - / - 10 Partial capture
06-07 20:24 40m -3 / - 9V1YC - / - 9 Partial capture
06-07 19:30 40m +3 / - TL8BNW - / - 5 Partial capture
06-06 18:58 80m +11 / - DL3HO -22 / -15 6 Partial capture
06-06 18:57 80m +11 / - UK8FCM - / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
185330  -9 1738  ZL1RPC/P SP9SM JO90 (x2)
185530  -2 1738  ZL2NU SP9SM JO90 (x13)
80m
UTC    dB Audio  Message
201930  +7 1504  <...> SP9SM JO90
201945  -5  396  SP9SM Z3123KR -17
202030  +9 1503  <...> SP9SM R-13 (x2)
202215  -2 2638  SP9SM R3HH KO95
202230  -2 1504  R3HH SP9SM -02
202245 -11 2638  SP9SM R3HH R-09
202300  -2 1504  R3HH SP9SM RR73
193645 +14 2160  E54FQJ SP9SM JO90
183300  +3 2159  BI1HJR SP9SM JO90 (x6)
160m
UTC    dB Audio  Message
193600 -10 1934  SP9SM R6ML LN17
193615  +3 1989  R6ML SP9SM -17
193630 -10 1934  SP9SM R6ML R-17
193645  +5 1989  R6ML SP9SM RR73
193700 -13 1934  SP9SM R6ML 73
193845  +2 1989  R6ML SP9SM RR73 (x2)
193930  -2  858  SP9SM R6ML 73
194345  +4 1989  CQ SP9SM JO90 (x6)
203115 +12 1497  H6LWJ SP9SM JO90
10m
UTC    dB Audio  Message
132615  -4 1992  SP9SM HB9TVS -24 (x5)
133130  +5  705  SP9SM SV9KNA +15 (x2)
133230  -6 1021  SP9SM F6FDY JN33 (x3)
174700  -9  560  SP9SM TK5K +06 (x2)
113830  -8 2645  SP9SM F1PBZ -05 (x2)
091230 -14 1176  SP9SM SV5ADM RR73
20m
UTC    dB Audio  Message
175645 -22 1878  7Z1BH SP9SM JO90
070800 -15  906  SP9SM TI5RR -07 (x2)
073030 +19  454  SP9SM OH0Z +00
073100 +12  455  SP9SM RR73; IX1HPN <...> +08
123130 -14 1961  SP9SM F1PSX JN08 (x2)
133200 -18 1279  SP9SM HA1BF +02 (x2)
185130  -1 1778  SP9SM CN2DX -11 (x4)
195500 -20 2067  SP9SM MW7RHR IO73
184430 -23 1672  SP9SM EX8ABR -23

Decoder S/N history by band

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