OK1ZJH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Czech Republic Locator transmitted in a decoded message: JN69

Receiver-side FT8 activity involving OK1ZJH, decoded by SO8OO in southeastern Poland. 274 related FT8 messages, 61 CQ messages, observed on 80m, 20m, across 9 UTC dates. Heard between 2026-04-24 and 2026-07-23.

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

274
Related messages
61
CQ messages
9
UTC dates heard
-2 dB
Mean decoder S/N

Bands

First seen: 2026-04-24
Last seen: 2026-07-23 09:24 UTC

Activity Heatmap

Locator transmitted by OK1ZJH

Approximate centre of JN69, decoded 2026-07-26 12:36 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 UTCBandOK1ZJH S/NCounterpartCounterpart S/NMsgsCapture
07-26 12:36 40m -11 / - PD4AH - / - 2 Partial capture
07-23 11:24 20m - / +9 IZ4JMA -12 / - 2 Partial capture
07-23 10:04 20m -8 / - F1PPH - / -5 2 Partial capture
07-23 10:03 20m - / - EC3A -20 / - 2 Partial capture
07-23 09:58 20m -4 / - M0LEX - / -15 2 ✓ Closing fragment
07-23 09:55 20m - / - DL1BGH -12 / - 3 Partial capture
07-23 08:52 20m - / - MW0KJN -18 / - 2 Partial capture
07-23 08:51 20m -8 / -15 OE5WRO -8 / - 7 ✓ Closing observed
07-23 08:23 20m -14 / - F4EGM - / -8 2 ✓ Closing fragment
07-23 07:25 20m - / - OE3EHS -2 / - 2 Partial capture
07-23 07:09 20m -6 / - TA4INO - / -3 3 ✓ Closing fragment
07-23 06:51 20m - / -9 F1ODM -2 / - 2 ✓ Closing fragment
07-23 06:36 20m -11 / - W5LW - / - 2 Partial capture
06-18 12:13 20m - / - R6DV -2 / - 2 Partial capture
06-18 12:09 20m +4 / -23 TA2ED -9 / -17 2 Partial capture
06-18 12:01 20m -10 / -10 F1POK -14 / -10 4 ✓ Full exchange observed
06-18 11:56 20m - / - RA6FRI -2 / - 2 Partial capture
06-18 11:50 20m - / - TA3XEE -14 / - 2 Partial capture
06-18 11:48 20m - / -18 2E0UMK -13 / - 3 ✓ Closing fragment
06-18 11:41 20m -18 / - VP2MAA - / - 2 Partial capture
06-18 11:33 20m -12 / - IU4DTV - / +1 2 ✓ Closing fragment
06-18 11:28 20m -10 / - MW7FKA - / -22 4 ✓ Closing fragment
06-18 08:49 20m - / - SV1EGE +5 / - 3 Partial capture
06-18 08:46 20m -9 / -6 G5MJF -22 / - 2 ✓ Closing observed
06-18 08:31 20m -7 / - N5KKG - / - 3 Partial capture
06-18 08:24 20m - / -5 IK4TVP -16 / - 3 Partial capture
06-18 07:55 20m - / - YO3GNF +13 / - 4 Partial capture
06-18 06:28 20m - / -2 R5AV +7 / - 2 ✓ Closing fragment
06-18 06:28 20m - / - RZ4FWA +7 / - 4 Partial capture
06-16 11:46 20m - / -15 TA2ED -2 / - 2 Partial capture
06-16 11:31 20m - / - F5IXN +1 / - 2 Partial capture
06-13 21:15 80m +13 / - UA3VVA - / -15 2 ✓ Closing fragment
06-13 21:10 80m - / - PE1NPS -7 / - 4 Partial capture
06-13 21:10 80m +16 / -3 UR5ZHJ -2 / -5 4 ✓ Full exchange observed
06-13 21:09 80m - / - SP2SGN -16 / - 2 Partial capture
06-13 21:08 80m +16 / - OK2MTR -11 / -24 3 ✓ Full exchange observed
06-13 21:07 80m - / - SV1EKI -3 / - 12 Partial capture
06-13 21:05 80m +12 / - RZ4M - / -20 2 ✓ Closing fragment
06-13 21:05 80m - / -3 F1PBZ +5 / - 4 Partial capture
06-13 20:49 80m +14 / +3 F6BHK -4 / -1 5 ✓ Full exchange observed
06-13 20:49 80m - / - SV1EKI +3 / - 6 Partial capture
06-13 20:44 80m +12 / -12 UE26DNR +5 / +8 2 Partial capture
06-13 20:42 80m +16 / 0 DL1AG -2 / -1 5 ✓ Full exchange observed
06-13 20:42 80m - / - SV1EKI 0 / - 5 Partial capture
06-13 20:41 80m +13 / - DA6WA -11 / -7 4 ✓ Full exchange observed
06-13 20:39 80m +12 / - SP5DFK -3 / -1 5 ✓ Full exchange observed
06-13 20:39 80m - / - DR800WE +4 / - 4 ✓ Closing fragment
06-13 20:38 80m - / - DO2ANW -12 / - 4 Partial capture
06-13 20:38 80m +14 / +7 IN3IZQ -3 / +3 5 ✓ Full exchange observed
06-13 20:38 80m - / - ON6CQ -21 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
123645 -11  704  PD4AH OK1ZJH JN69 (x2)
20m
UTC    dB Audio  Message
095800 -22 1875  OK1ZJH EC3A JN00
095815  -7  596  M0LEX OK1ZJH -15 (x2)
100315  -6  595  CQ OK1ZJH JN69
100330 -20 1875  OK1ZJH EC3A JN00
100345  -6  595  CQ OK1ZJH JN69
100400 -21 1875  OK1ZJH EC3A JN00
100415 -10  596  F1PPH OK1ZJH -05 (x2)
102615 -11  595  CQ OK1ZJH JN69 (x3)
112400 -10 1061  OK1ZJH IZ4JMA JN54
112430 -24 1893  OK1ZJH IZ2SXZ JN56
112430 -13 1061  OK1ZJH IZ4JMA R+09
80m
UTC    dB Audio  Message
211015  -2  696  OK1ZJH UR5ZHJ -03
211030 +16  505  UR5ZHJ OK1ZJH R-05
211045  +0 2767  OK1ZJH SV1EKI KM18
211045  -3  696  OK1ZJH UR5ZHJ RR73
211045 -11 2552  OK1ZJH PE1NPS JO22
211100 +15  505  UR5ZHJ OK1ZJH 73
211115  -3 2767  OK1ZJH SV1EKI KM18
211115  -7 2552  OK1ZJH PE1NPS JO22
211145  -2 2767  OK1ZJH SV1EKI KM18
211145  -8 2552  OK1ZJH PE1NPS JO22
211215  -4 2767  OK1ZJH SV1EKI KM18 (x3)
211530 +12  505  UA3VVA OK1ZJH -15 (x2)

Decoder S/N history by band

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