JE1CSW — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan Locator transmitted in a decoded message: PM96

Receiver-side FT8 activity involving JE1CSW, decoded by SO8OO in southeastern Poland. 62 related FT8 messages, observed on 60m, 40m, 20m, 10m, across 18 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

62
Related messages
0
CQ messages
18
UTC dates heard
-3 dB
Mean decoder S/N

Bands

First seen: 2026-05-25
Last seen: 2026-08-23 19:37 UTC

Activity Heatmap

Locator transmitted by JE1CSW

Approximate centre of PM96, decoded 2026-08-23 21:35 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 UTCBandJE1CSW S/NCounterpartCounterpart S/NMsgsCapture
08-23 21:29 20m -6 / -17 EA8BYZ 0 / - 11 Partial capture
08-21 22:34 20m - / -9 9K2GR -2 / - 3 Partial capture
08-17 11:41 10m - / - UR9QQ -6 / - 5 Partial capture
08-06 22:52 20m - / -8 7X5CY -2 / - 2 ✓ Closing fragment
06-18 19:15 40m - / - IT9PQU 0 / - 4 Partial capture
06-18 19:13 40m - / -10 9K2HN +5 / - 2 ✓ Closing fragment
06-17 22:52 20m - / -12 TJ1GD/P -2 / - 2 ✓ Closing fragment
06-13 14:22 10m - / -3 D2UY -5 / - 2 ✓ Closing fragment
06-12 20:30 60m - / -2 DL5DQZ 0 / - 6 Partial capture
06-11 00:28 20m - / -6 9X5KM -2 / - 3 Partial capture
06-10 19:43 20m -2 / - 7Z1CZ - / - 5 Partial capture
06-10 19:39 20m -6 / -6 OD5UI -2 / -16 4 ✓ Full exchange observed
06-10 19:36 20m -9 / -3 9K2ET -8 / -17 7 ✓ Full exchange observed
06-10 19:31 20m -6 / - SV9/PD9VOG - / -19 2 Partial capture
06-10 19:28 20m -7 / - <...> - / - 6 Partial capture
06-10 19:24 20m -7 / - <...> - / - 3 Partial capture
06-10 19:16 20m - / - LY4AA 0 / - 4 Partial capture
06-10 19:15 20m - / -14 SV9/PD9VOG +13 / - 4 Partial capture
06-02 14:22 10m - / -2 7Q8AK -14 / - 2 ✓ Closing fragment
05-30 20:26 20m -10 / - E77TH - / -20 3 ✓ Closing fragment
05-30 14:52 40m - / - IU3BTF -20 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
212245  +8 2923  JE1CSW IN3VVK JN55
223430  +1 2246  JE1CSW 9K2GR -09 (x3)
212930  -3 2921  EA8BYZ JE1CSW PM96 (x7)
213615  +1  671  JE1CSW EA8BYZ R-17 (x4)
10m
UTC    dB Audio  Message
104930  -6 1393  JE1CSW 7Q3AM +03
142200 -14 2275  JE1CSW 7Q8AK -02 (x2)
132300 -15  529  JE1CSW 5H1KB -11
132330 -11  529  JE1CSW RR73; OZ5JLH <...> -16
123615 -14 1043  JE1CSW A60PC/5 -08
142200  -6 1937  JE1CSW D2UY -03 (x2)
114100  -8 1842  JE1CSW UR9QQ KN77 (x5)
40m
UTC    dB Audio  Message
145245 -20 1791  JE1CSW IU3BTF JN65 (x3)
191345  +5 1576  JE1CSW 9K2HN -10 (x2)
191545  +0 2728  JE1CSW IT9PQU JM77 (x4)
60m
UTC    dB Audio  Message
203030  +2  783  JE1CSW DL5DQZ JO61 (x6)

Decoder S/N history by band

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