S57SWR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Slovenia Locator transmitted in a decoded message: JN76

Receiver-side FT8 activity involving S57SWR, decoded by SO8OO in southeastern Poland. 945 related FT8 messages, 279 CQ messages, observed on 80m, 40m, 20m, 10m, across 27 UTC dates. Heard between 2026-05-16 and 2026-08-14.

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

945
Related messages
279
CQ messages
27
UTC dates heard
-5 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-05-16
Last seen: 2026-08-14 05:02 UTC

Frequent QSO partners observed at SO8OO

Stations S57SWR worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by S57SWR

Approximate centre of JN76, decoded 2026-08-14 04:11 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 UTCBandS57SWR S/NCounterpartCounterpart S/NMsgsCapture
08-14 07:02 20m - / -10 EK1KE -21 / - 2 ✓ Closing fragment
08-14 04:11 80m +4 / - F8BJK/P - / -15 2 ✓ Closing fragment
08-14 04:09 80m +6 / +4 DL1YAU -22 / -7 4 ✓ Full exchange observed
08-14 04:01 80m -6 / - KC2YWE - / -20 11 Partial capture
08-14 03:58 80m 0 / - GB8VJ -24 / -19 3 ✓ Closing observed
08-14 03:56 80m - / - DL6LG -13 / - 5 Partial capture
08-14 03:56 80m -4 / -1 LY1DY +3 / -11 5 ✓ Full exchange observed
08-14 03:49 80m -18 / -5 TN8GD -23 / - 2 Partial capture
08-14 03:48 80m - / - DL6LG -5 / - 7 Partial capture
08-14 03:48 80m -12 / -6 YO8BJK -4 / -11 5 ✓ Full exchange observed
08-14 03:46 80m -12 / +2 MM0KQC -6 / +5 4 ✓ Full exchange observed
08-14 03:44 80m -9 / - EA5HM -17 / +6 3 ✓ Closing observed
08-14 03:40 80m - / +5 LZ01MIKU -4 / - 2 Partial capture
08-14 03:37 80m +1 / - 9A4BP/P - / - 4 Partial capture
08-11 08:09 20m -11 / -7 DK4BP -10 / 0 2 Partial capture
08-11 08:07 20m -12 / -10 E75W -12 / - 4 Partial capture
08-11 08:05 20m -22 / - DL3BLA - / -4 2 Partial capture
08-11 08:03 20m -12 / - R50RKZ - / +9 2 ✓ Closing fragment
08-11 08:01 20m -6 / - F1RCQ - / -21 2 ✓ Closing fragment
08-11 07:58 20m -13 / - MI0NWA - / -11 3 ✓ Closing fragment
08-11 07:54 20m -4 / - SV1MNE - / -20 2 ✓ Closing fragment
08-11 07:52 20m +1 / - GM4ZTO - / - 3 Partial capture
08-11 07:51 20m -17 / - HA8LKI - / -4 2 ✓ Closing fragment
08-11 07:46 20m -22 / - F1NQP - / -20 2 ✓ Closing fragment
08-11 07:39 20m -12 / - K8CW - / -25 2 Partial capture
08-11 07:33 20m -18 / - M6YVX - / -15 4 ✓ Closing fragment
08-11 07:27 20m -21 / -5 M0LTA -12 / -15 4 ✓ Full exchange observed
08-11 07:23 20m -20 / +4 LZ1ZF -14 / -9 4 ✓ Full exchange observed
08-11 07:11 20m - / -14 E75W -7 / - 7 Partial capture
08-11 05:56 20m - / -1 F1PBZ -9 / - 2 ✓ Closing fragment
08-11 04:07 40m -24 / - KE2CUR - / -16 2 Partial capture
08-11 04:06 40m -18 / - F1PBZ - / -10 2 ✓ Closing fragment
08-11 04:00 40m -8 / - KD9RBJ - / -11 2 ✓ Closing fragment
08-11 03:55 40m -15 / - F4FPR - / -19 3 Partial capture
08-11 03:48 40m -20 / - WB8UFC - / -22 2 Partial capture
08-11 03:47 40m -24 / - SQ3MQD - / -6 2 ✓ Closing fragment
08-11 03:37 40m - / -12 US3EW -20 / - 3 ✓ Closing fragment
08-11 03:36 40m - / +3 DJ4WM -18 / - 2 Partial capture
08-11 03:31 80m -10 / - S51TN +4 / +5 5 ✓ Full exchange observed
08-11 03:24 80m +3 / - S51TN - / - 2 Partial capture
08-11 03:18 80m -3 / -15 HF5A +3 / - 4 ✓ Closing observed
08-11 03:17 80m - / - ON4MAP -20 / - 2 Partial capture
08-11 03:15 80m +1 / -6 SP6FME +5 / -9 18 ✓ Full exchange observed
08-11 03:11 80m +4 / - CT2GQA -22 / -25 3 ✓ Closing observed
08-11 03:09 80m +11 / -1 F1PBZ +11 / +1 3 ✓ Full exchange observed
08-11 03:06 80m +8 / +1 DL3HN +9 / -10 5 ✓ Full exchange observed
08-11 03:06 80m +7 / -5 G8OO +11 / - 6 ✓ Closing observed
08-11 02:46 80m +11 / +1 DO2YJG -8 / -12 5 ✓ Full exchange observed
08-06 20:17 80m +1 / -16 4Z5AV -10 / -12 5 ✓ Full exchange observed
08-06 20:14 80m +8 / - DH1TS - / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
075915 -15 1007  MI0NWA S57SWR 73
080115  -8 1007  F1RCQ S57SWR -21 (x2)
080345 -10 1812  R50RKZ S57SWR R+09 (x2)
080545 -24 1649  DL3BLA S57SWR R-04 (x2)
080730 -11 2529  E75W S57SWR JN76
080745 -10 2530  S57SWR E75W -10
080800 -14 2530  E75W S57SWR JN76
080815 -14 2530  S57SWR E75W -14
080915 -10 1846  S57SWR DK4BP -07
080930 -11 1845  DK4BP S57SWR R+00
070200 -21 1326  S57SWR EK1KE -10 (x2)
80m 
UTC    dB Audio  Message
040330  -8 1495  KC2YWE S57SWR R-20 (x7)
040900  +2 1761  CQ S57SWR JN76
040930  +7 1761  DL1YAU S57SWR -07
040945 -24 1761  S57SWR DL1YAU R+04
041000  +6 1761  DL1YAU S57SWR RR73
041015 -19 1760  S57SWR DL1YAU 73
041100  +5 1761  CQ S57SWR JN76
041130  +4 1761  F8BJK/P S57SWR R-15 (x2)
40m 
UTC    dB Audio  Message
035315 -23 1638  <...> S57SWR R-12
035545 -16 2473  F4FPR S57SWR -19 (x3)
040045  -6  696  KD9RBJ S57SWR R-11 (x2)
040615 -20 1645  CQ S57SWR JN76
040645 -17 1645  F1PBZ S57SWR R-10 (x2)
040745 -24 1645  KE2CUR S57SWR -16 (x2)
041115 -23 1678  DL6LG S57SWR RR73
041300 -14 2471  KQ4RLN S57SWR JN76
041415 -21 2022  <...> S57SWR R-13
041545  +3  994  HI3QMT S57SWR JN76
10m 
UTC    dB Audio  Message
080100 -17  995  ON4AZR S57SWR R-13
080115  -4  996  S57SWR ON4AZR RR73 (x4)
080600 -22 2231  IZ8PPI S57SWR R+01
080815  -4  845  S57SWR DL8NW -25 (x2)
081045  +0  934  S57SWR YO7BPC -12 (x2)
081915 -13 1752  S57SWR F5ADE +14 (x2)
082830  -7  378  S57SWR <...> -14 (x2)
084945  -4 2321  S57SWR F8AEJ +15

Decoder S/N history by band

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