SM7MBG — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Sweden Locator transmitted in a decoded message: JO75

Receiver-side FT8 activity involving SM7MBG, decoded by SO8OO in southeastern Poland. 329 related FT8 messages, 39 CQ messages, observed on 20m, 10m, across 36 UTC dates. Heard between 2026-05-23 and 2026-08-21.

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

329
Related messages
39
CQ messages
36
UTC dates heard
-4 dB
Mean decoder S/N

Bands

First seen: 2026-05-23
Last seen: 2026-08-21 11:39 UTC

Activity Heatmap

Locator transmitted by SM7MBG

Approximate centre of JO75, decoded 2026-08-18 14:02 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 UTCBandSM7MBG S/NCounterpartCounterpart S/NMsgsCapture
08-13 10:42 10m - / -12 IZ3ZOG -10 / - 4 ✓ Closing fragment
08-10 09:52 10m - / -13 EA3EDU -5 / - 3 ✓ Closing fragment
08-10 09:47 10m - / +1 F1PBZ +6 / - 2 Partial capture
08-01 09:57 10m - / - IK2UCK -14 / - 4 Partial capture
07-24 13:57 10m -13 / - DA2JM - / - 2 ✓ Closing fragment
07-24 13:56 10m - / - IN3XUG +3 / - 3 Partial capture
07-24 13:49 10m - / - DO7DE -6 / - 2 Partial capture
07-24 13:23 10m - / -5 F1PBZ 0 / - 3 ✓ Closing fragment
07-23 13:16 10m -14 / - IK1ZYX - / +3 2 ✓ Closing fragment
07-23 13:12 10m -18 / - HA7ARN - / -1 2 ✓ Closing fragment
07-23 13:08 10m -12 / - <...> - / -1 2 Partial capture
07-20 09:37 10m - / -13 UR5EPZ -14 / - 4 ✓ Closing fragment
07-20 09:00 10m - / - UR6LTD -19 / - 3 Partial capture
07-20 08:46 10m - / -14 IZ2CPP 0 / - 3 ✓ Closing fragment
07-18 11:06 10m - / -3 DC6MY -4 / - 2 Partial capture
07-13 13:13 10m - / - DN9OPA +5 / - 12 Partial capture
06-29 13:41 10m - / - ON7HM -1 / - 4 Partial capture
06-29 13:41 10m - / -4 TM2WWA -8 / - 3 Partial capture
06-29 13:40 10m - / -3 PD0HLA +1 / - 2 Partial capture
06-23 09:56 20m - / - IK4LZH +10 / - 4 Partial capture
06-22 11:45 10m - / -3 F4FSY -6 / - 2 Partial capture
06-22 11:36 10m - / -15 IZ2PRI -6 / - 2 ✓ Closing fragment
06-22 10:57 10m - / -2 F4FSY -7 / - 2 Partial capture
06-20 15:10 10m - / -8 IU2SLW -6 / - 4 ✓ Closing fragment
06-20 11:58 10m - / -12 IQ4JO -2 / - 2 Partial capture
06-20 11:57 10m - / - IK1RQX +3 / - 4 Partial capture
06-20 11:18 10m - / - IU0VOG -8 / - 3 Partial capture
06-18 06:47 20m - / - S57LU -2 / - 3 Partial capture
06-18 06:42 20m - / -4 YO3GNF +10 / - 3 ✓ Closing fragment
06-18 06:36 20m - / - RW6HP -16 / - 2 Partial capture
06-18 06:15 20m -8 / - EU6KA -10 / -13 3 ✓ Closing observed
06-18 06:15 20m - / - RZ4FWA +5 / - 7 Partial capture
06-18 06:14 20m - / - F4ISO -14 / - 2 Partial capture
06-17 06:49 20m - / - F4NLM -6 / - 3 Partial capture
06-14 09:37 10m - / -18 UR4UUY +3 / - 3 Partial capture
06-14 06:28 10m - / - IK4LZH -3 / - 3 Partial capture
06-14 06:18 10m - / - EA5LD -9 / - 2 Partial capture
06-09 06:45 10m - / +10 F5RAV -17 / - 3 Partial capture
06-09 06:41 10m - / +6 IS0LJG -5 / - 3 ✓ Closing fragment
06-09 06:39 10m - / - F5RAV -13 / - 5 Partial capture
06-07 10:54 10m 0 / - MW7WCM - / -1 3 ✓ Closing fragment
06-07 10:52 10m +3 / - G0LNI - / -19 4 ✓ Closing fragment
06-06 14:05 10m - / - UT4QM +8 / - 2 Partial capture
06-06 14:04 10m - / -14 RY6O +8 / - 2 Partial capture
06-04 09:35 10m - / -10 LZ4VR +8 / - 2 ✓ Closing fragment
06-03 13:27 10m - / - RL3K +3 / - 8 Partial capture
06-03 06:47 10m - / - LZ4VR +11 / - 4 Partial capture
06-03 06:32 10m - / - LZ4VR +12 / - 4 Partial capture
06-02 15:31 10m - / -11 F4NDC -15 / - 3 ✓ Closing fragment
06-02 09:54 10m - / - IU1QZR -22 / - 6 Partial capture

Recent FT8 messages decoded at SO8OO

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

10m
UTC    dB Audio  Message
095845 -11 1103  SM7MBG IK2UCK JN45 (x2)
094715  +6 2741  SM7MBG F1PBZ +01 (x2)
095200  +1  591  SM7MBG EA3EDU JN01 (x3)
104230  -9 1184  SM7MBG IZ3ZOG JN66 (x4)
135600 -18 1109  F4NLW/P SM7MBG RR73
140000 -20 1108  SP9NSQ SM7MBG 73
140230 -19 1109  CQ SM7MBG JO75                        a1
133945 -11 1106  SM7MBG F6BEC R-06
20m
UTC    dB Audio  Message
064215  +7  709  SM7MBG YO3GNF KN34 (x3)
064600  -3 1091  CQ SM7MBG JO75
064745  +0 1101  SM7MBG S57LU JN76
064815 -11 1774  SM7MBG EA2JE IN92
064815  +1 1100  SM7MBG S57LU JN76 (x2)
064715 -17 1582  SM7MBG RW6HP LN14
061845 +14 2906  SM7MBG IQ4JO JN63 (x2)
095615 +11  411  SM7MBG IK4LZH JN54 (x4)

Decoder S/N history by band

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