PE4MAR — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Netherlands Locator transmitted in a decoded message: JO22

Receiver-side FT8 activity involving PE4MAR, decoded by SO8OO in southeastern Poland. 163 related FT8 messages, 7 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 26 UTC dates. Heard between 2026-06-08 and 2026-08-22.

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

163
Related messages
7
CQ messages
26
UTC dates heard
-8 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-06-08
Last seen: 2026-08-22 20:09 UTC

Frequent QSO partners observed at SO8OO

Stations PE4MAR worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by PE4MAR

Approximate centre of JO22, decoded 2026-08-08 15:16 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 UTCBandPE4MAR S/NCounterpartCounterpart S/NMsgsCapture
08-22 22:12 40m -6 / - GB50PUNK - / +4 2 Partial capture
08-22 21:48 20m - / -5 CX6TU -13 / - 2 ✓ Closing fragment
08-09 21:00 20m - / -17 EB3JT -12 / - 8 Partial capture
07-31 20:34 40m - / -13 DL6UM -7 / - 7 Partial capture
07-31 20:34 40m - / - SM7JKW -9 / - 2 ✓ Closing fragment
07-31 20:29 40m - / -8 DL6UM -7 / - 3 Partial capture
07-31 19:27 20m -11 / - EH5FJI - / - 2 Partial capture
07-31 19:18 20m -10 / - EH5FJI - / - 3 Partial capture
07-31 19:14 20m -9 / - EH5FJI - / - 4 Partial capture
07-24 20:28 20m - / -14 EA3GXK -13 / - 2 ✓ Closing fragment
07-24 20:22 20m - / +3 S57FF -6 / - 4 Partial capture
07-24 20:20 20m - / - IK4LZH -2 / - 2 Partial capture
07-02 19:05 20m - / -18 EG4WWA -17 / - 2 ✓ Closing fragment
06-30 15:03 20m -14 / - II1WWA - / - 4 Partial capture
06-30 09:13 20m - / -11 II7WWA -16 / - 3 Partial capture
06-30 09:08 20m - / - TM8WWA -16 / - 2 ✓ Closing fragment
06-30 09:02 20m -20 / - LA1WWA -9 / - 2 ✓ Closing observed
06-29 20:38 20m -14 / - EH3WWA - / - 2 Partial capture
06-29 20:32 40m - / -14 TM2WWA -10 / - 2 ✓ Closing fragment
06-29 14:17 20m - / -4 OS9T -5 / - 3 ✓ Closing fragment
06-29 13:54 20m - / 0 GB2WWA -8 / - 2 ✓ Closing fragment
06-27 20:18 20m - / -2 UN0GY -8 / - 2 ✓ Closing fragment
06-23 21:18 60m - / -3 TK4TH -22 / - 2 ✓ Closing fragment
06-23 19:55 40m - / -10 IQ4JHE -12 / - 2 ✓ Closing fragment
06-23 19:38 20m -4 / - YL3QZ - / -6 6 Partial capture
06-23 19:33 20m -7 / - PZ5TW - / - 8 Partial capture
06-23 19:31 20m -1 / - 3A2MW - / - 3 Partial capture
06-22 20:19 60m -5 / -16 EC3A -5 / +5 4 ✓ Full exchange observed
06-22 20:13 40m - / -5 DH0GBC -12 / - 2 ✓ Closing fragment
06-22 20:12 40m - / -3 F1PBZ -9 / - 2 ✓ Closing fragment
06-22 19:35 20m - / -17 JN1ILK -14 / - 2 ✓ Closing fragment
06-21 19:23 40m - / -3 SP3OCC +1 / - 2 ✓ Closing fragment
06-21 18:49 20m - / -10 II9RICT 0 / - 2 Partial capture
06-21 17:47 10m -15 / - IQ8PC - / -15 2 Partial capture
06-21 17:41 10m -17 / -14 S55A -14 / -12 5 ✓ Full exchange observed
06-21 17:11 20m -9 / - ZS6KBS - / - 3 Partial capture
06-21 17:08 20m -7 / - <...> - / - 2 Partial capture
06-20 20:35 60m - / - DL1GLO -1 / - 10 Partial capture
06-19 13:46 20m -6 / - EA6NB - / - 2 Partial capture
06-17 20:07 40m -9 / - IR7RMAT - / - 2 Partial capture
06-17 20:03 40m -12 / +3 LY7T +4 / - 4 ✓ Closing observed
06-16 21:28 40m -8 / - OO0O - / - 5 Partial capture
06-16 21:21 60m - / -15 G3UHU -12 / - 4 ✓ Closing fragment
06-15 21:07 80m - / -15 DK7ZT -4 / - 4 Partial capture
06-15 21:05 80m - / -15 PA3BMB -4 / - 3 ✓ Closing fragment
06-15 20:56 40m -13 / - Z62NS - / - 2 Partial capture
06-15 20:28 60m - / -15 EW7BU/P -13 / - 2 ✓ Closing fragment
06-15 20:22 60m - / -15 S58X -11 / - 2 ✓ Closing fragment
06-14 13:13 20m - / -7 II9RICT +14 / - 4 Partial capture
06-12 19:09 20m - / +4 OK1USU -3 / - 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
202945  -8  661  PE4MAR DL6UM R-08 (x3)
203445  -9 1305  PE4MAR SM7JKW JO65
203545  -9  662  PE4MAR DL6UM JO60
203545  -9 1306  PE4MAR SM7JKW 73
203645  -9  662  PE4MAR DL6UM R-13 (x5)
220915  +0  402  PE4MAR GB50PUNK +08
221130 -10  475  <...> PE4MAR R+06
221200  -9  475  <GB50PUNK> PE4MAR R+04 (x2)
20m 
UTC    dB Audio  Message
191930  -4 2114  EH5FJI PE4MAR JO22 (x3)
201700 -13 1342  CQ PE4MAR JO22 (x2)
210045  -7 1045  PE4MAR EB3JT JN01 (x8)
214815 -14 2156  PE4MAR CX6TU -05 (x2)
80m 
UTC    dB Audio  Message
211430  -7 1762  PE4MAR IQ2UL -14
211530 -18  949  <...> PE4MAR JO22 (x2)
205900 -20 1517  IQ9BF PE4MAR JO22
210200 -20 1517  4X1YA PE4MAR JO22 (x2)
210545  -4  932  PE4MAR PA3BMB JO22 (x3)
210715  -5 1804  PE4MAR DK7ZT -15 (x4)
211530 -14 2215  IQ4JO PE4MAR JO22
195945 -11 1508  PE4MAR PC2K -03
10m 
UTC    dB Audio  Message
174130 -14 1349  S55A PE4MAR JO22
174145 -13  702  PE4MAR S55A -14
174200 -19 1349  S55A PE4MAR R-12
174215 -14  702  PE4MAR S55A RR73
174230 -18 1349  S55A PE4MAR 73
174700 -14 1350  IQ8PC PE4MAR R-15 (x2)
182815 -11 2483  PE4MAR LU1FIV -15
094400 -11  748  SX0W PE4MAR JO22
60m 
UTC    dB Audio  Message
203530  +0 2371  PE4MAR DL1GLO JN47 (x9)
201900  -4 1220  PE4MAR EC3A -16
201915  -2  594  EC3A PE4MAR R+05
201930  -6 1220  PE4MAR EC3A RR73
201945  -8  594  EC3A PE4MAR 73
211845 -22 1775  PE4MAR TK4TH -03 (x2)

Decoder S/N history by band

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