N4MC — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: FM18

Receiver-side FT8 activity involving N4MC, decoded by SO8OO in southeastern Poland. 428 related FT8 messages, 37 CQ messages, observed on 80m, 60m, 40m, 20m, across 40 UTC dates. Heard between 2026-06-01 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.

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Overview

428
Related messages
37
CQ messages
40
UTC dates heard
-4 dB
Mean decoder S/N

Bands

First seen: 2026-06-01
Last seen: 2026-08-23 23:08 UTC

Activity Heatmap

Locator transmitted by N4MC

Approximate centre of FM18, decoded 2026-08-17 22:10 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 UTCBandN4MC S/NCounterpartCounterpart S/NMsgsCapture
08-24 01:04 40m - / -13 RK6MC +3 / - 5 ✓ Closing fragment
08-21 12:07 20m - / - OT8T -24 / - 2 Partial capture
08-19 23:45 40m -20 / -10 CU6AB -16 / -5 4 ✓ Full exchange observed
08-19 23:04 20m -16 / - ZA5G - / -17 4 Partial capture
08-17 21:34 20m - / - IU6HWW -20 / - 3 Partial capture
08-13 23:53 40m - / - IU0NAD +3 / - 3 Partial capture
08-12 01:50 60m - / -15 SP5JMA +6 / - 2 ✓ Closing fragment
08-12 01:41 60m - / -16 LA9GX +5 / - 2 ✓ Closing fragment
08-12 01:22 60m - / -14 OH1MLZ +13 / - 2 ✓ Closing fragment
08-07 23:00 40m - / -15 G5TV -18 / - 4 ✓ Closing fragment
08-07 01:23 20m - / - DL1R +3 / - 8 Partial capture
08-07 01:01 40m - / -13 IZ8DBJ -7 / - 2 Partial capture
08-06 01:16 40m - / -14 UA4CPM 0 / - 6 ✓ Closing fragment
08-05 04:17 40m - / -16 YL3CU -17 / - 2 ✓ Closing fragment
08-05 04:03 40m - / -13 DF9NV -11 / - 3 Partial capture
08-05 04:03 40m - / -15 TA1CM -18 / - 9 ✓ Closing fragment
08-05 04:02 40m - / -13 SV1FJF -21 / - 2 ✓ Closing fragment
08-05 03:40 60m - / -19 OZ7FOC -15 / - 7 ✓ Closing fragment
08-05 02:27 40m - / -15 US5EAA -18 / - 3 ✓ Closing fragment
08-05 02:11 60m - / -14 F6EQZ -1 / - 5 ✓ Closing fragment
08-05 01:34 40m - / - F5OYA/P -20 / - 3 Partial capture
08-05 01:16 40m - / -13 RN6HK -14 / - 3 ✓ Closing fragment
08-05 01:14 40m - / -13 RN6MA -16 / - 3 Partial capture
08-03 22:13 20m -17 / - C6AKZ - / -19 2 Partial capture
08-03 22:07 20m -17 / - C6AKZ - / -20 3 Partial capture
08-02 01:03 80m - / -10 TF3VS -14 / - 2 ✓ Closing fragment
08-01 05:43 20m - / -15 R2BQM -18 / - 3 Partial capture
08-01 05:41 20m - / - IW2MYH -10 / - 3 Partial capture
08-01 05:39 20m - / - IU5TUG -14 / - 2 ✓ Closing fragment
08-01 05:34 20m - / - IU5TUG -13 / - 3 Partial capture
08-01 05:33 20m - / -21 OD5KU +2 / - 3 ✓ Closing fragment
08-01 05:33 20m - / -5 RK4FF -8 / - 2 Partial capture
08-01 05:32 20m - / -20 IC8TEM -12 / - 2 Partial capture
08-01 05:29 20m -18 / - EW1MN - / - 2 Partial capture
08-01 05:25 20m - / -7 RK4FF -5 / - 3 Partial capture
08-01 05:08 20m -14 / - OA1F - / +2 23 Partial capture
08-01 00:55 80m -20 / - KN0BLE - / -9 2 ✓ Closing fragment
07-31 04:32 20m - / - SP8AJK -13 / - 4 Partial capture
07-31 01:40 80m - / - UT7AA +18 / - 7 Partial capture
07-31 01:37 80m - / - CT7AUT -22 / - 3 Partial capture
07-31 01:33 80m -8 / - NG3P - / -23 3 ✓ Closing fragment
07-31 01:31 80m -12 / - KO4NRT - / -17 2 ✓ Closing fragment
07-31 01:30 80m -11 / - W4U - / -6 2 ✓ Closing fragment
07-31 01:06 80m -7 / - ZP6TT - / - 3 Partial capture
07-31 01:01 80m -21 / - ZP6TT - / - 2 Partial capture
07-31 00:54 80m -24 / - ZP6TT - / - 4 Partial capture
07-31 00:49 80m -24 / -16 DL5DSM +16 / -10 5 ✓ Full exchange observed
07-31 00:49 80m -23 / - KD4MES - / -14 2 ✓ Closing fragment
07-31 00:48 80m -24 / - WB2WJF - / +7 2 ✓ Closing fragment
07-31 00:41 80m -23 / - HI8UD - / -4 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
230130 -13 2256  N4MC DL1ESZ JO31
230200 -16 1602  N4MC G5TV 73
235300  +1 2793  N4MC IU0NAD JN62 (x3)
011100 -12  942  N4MC EA5HM IM99
234500 -21 1839  CU6AB N4MC -05
234515 -16 2028  N4MC CU6AB R-10
234530 -20 1839  CU6AB N4MC RR73
234545 -15 2029  N4MC CU6AB 73
010430  +5 1123  N4MC RK6MC KN97 (x5)
20m
UTC    dB Audio  Message
012715  +4 2671  N4MC DL1R JN58
233030  -3 2848  N4MC K4PRO R+13
213400 -24 1552  N4MC IU6HWW JN63 (x3)
220745 -21 1381  CQ JT N4MC FM18 (x4)
230445 -17 1879  ZA5G N4MC -17 (x4)
120745 -24 1660  N4MC OT8T JO21 (x2)
60m
UTC    dB Audio  Message
034030 -10 1271  N4MC OZ7FOC R-19 (x7)
234445  +7  912  N4MC PI4DX R-19
012030  -5  691  N4MC 5B4ALJ 73
012230 +10 2465  N4MC OH1MLZ R-14 (x2)
014130  +8  884  N4MC LA9GX R-16 (x2)
015030  +6  486  N4MC SP5JMA R-15 (x2)
80m
UTC    dB Audio  Message
013915 -15  703  CQ DX N4MC FM18 (x2)
014030 +19  704  N4MC UT7AA KO70 (x7)
014430 -22  703  CQ DX N4MC FM18
005530 -23 1103  KN0BLE N4MC -09 (x2)
005645 -12 2275  N4MC D2UY RR73
010345 -13 1329  N4MC TF3VS R-10 (x2)

Decoder S/N history by band

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