ZS1J — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving ZS1J, decoded by SO8OO in southeastern Poland. 1,774 related FT8 messages, 13 CQ messages, observed on 160m, 80m, 40m, across 20 UTC dates. Heard between 2026-05-04 and 2026-07-31.
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
Frequent QSO partners observed at SO8OO
Stations ZS1J worked most often, as logged from our receiver:
Activity Heatmap
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 UTC | Band | ZS1J S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-31 21:32 | 40m | - / - | F5PBG | -10 / - | 3 | Partial capture |
| 07-31 21:30 | 40m | - / -14 | YO6LM | -2 / - | 2 | Partial capture |
| 07-31 21:30 | 40m | - / -14 | Z31CZ | -8 / - | 4 | Partial capture |
| 07-31 21:28 | 40m | - / -2 | EA7ALL | -9 / - | 4 | ✓ Closing fragment |
| 07-31 21:25 | 40m | - / - | OK1VVR | -5 / - | 2 | Partial capture |
| 07-31 21:24 | 40m | - / -14 | UA4AOC | -7 / - | 2 | Partial capture |
| 07-31 21:20 | 40m | - / - | UA3AVY | -12 / - | 10 | Partial capture |
| 07-31 21:18 | 40m | - / - | R6ZBQ | -15 / - | 2 | Partial capture |
| 07-31 21:17 | 40m | - / -10 | YO6LM | -2 / - | 2 | Partial capture |
| 07-31 21:17 | 40m | - / -16 | SP4LO | -18 / - | 2 | Partial capture |
| 07-31 21:12 | 40m | - / - | R6ZBQ | -18 / - | 3 | Partial capture |
| 07-31 21:10 | 40m | - / - | R2DGN | -10 / - | 5 | Partial capture |
| 07-31 21:09 | 40m | - / - | OM3PR | -4 / - | 2 | Partial capture |
| 07-31 21:09 | 40m | - / - | Z31CZ | -8 / - | 3 | Partial capture |
| 07-31 21:09 | 40m | - / -16 | F5RRS | -11 / - | 5 | Partial capture |
| 07-31 21:07 | 40m | - / -14 | DL1YCL | -20 / - | 3 | ✓ Closing fragment |
| 07-31 21:07 | 40m | - / -13 | R3ES | -10 / - | 3 | ✓ Closing fragment |
| 07-31 21:07 | 40m | - / - | SP6LUT | -9 / - | 3 | Partial capture |
| 07-29 21:58 | 40m | - / -12 | M0MLS | -22 / - | 2 | ✓ Closing fragment |
| 07-29 21:48 | 80m | - / - | EA5CRC | -19 / - | 3 | Partial capture |
| 07-29 21:47 | 80m | - / - | UT7AA | +16 / - | 6 | Partial capture |
| 07-29 21:47 | 80m | -20 / - | EA4CFT | - / -19 | 2 | Partial capture |
| 07-29 21:45 | 80m | - / -11 | IT9KHI | -9 / - | 7 | ✓ Closing fragment |
| 07-29 21:45 | 80m | -10 / -13 | IZ0MIT | -7 / -11 | 4 | Partial capture |
| 07-29 21:41 | 80m | -13 / - | LU7FIN | - / -14 | 3 | Partial capture |
| 07-29 21:41 | 80m | -12 / -12 | YO2BTW | +7 / -3 | 6 | ✓ Full exchange observed |
| 07-29 21:39 | 80m | -18 / - | IZ0MIT | +4 / -15 | 2 | Partial capture |
| 07-29 21:38 | 80m | - / -14 | EA4CFT | -16 / - | 4 | Partial capture |
| 07-29 21:38 | 80m | -11 / - | VK6ABC | - / -11 | 2 | ✓ Closing fragment |
| 07-27 02:41 | 80m | - / - | LA6VQ | -21 / - | 6 | Partial capture |
| 07-27 02:26 | 40m | - / - | UT5ZC | -6 / - | 4 | Partial capture |
| 07-27 02:22 | 40m | - / -6 | RA4FW | +1 / - | 4 | ✓ Closing fragment |
| 07-27 02:10 | 40m | - / -18 | R2AL | +4 / - | 4 | Partial capture |
| 07-27 01:57 | 40m | - / +4 | RW3FY | -13 / - | 5 | Partial capture |
| 07-27 01:51 | 40m | - / -10 | UA4FKT | +8 / - | 5 | Partial capture |
| 07-19 21:57 | 80m | - / - | HB9HBY | +10 / - | 3 | Partial capture |
| 07-19 21:55 | 80m | -10 / -23 | HF5A | +7 / -17 | 9 | ✓ Full exchange observed |
| 07-19 21:55 | 80m | - / - | LA6NNA | -11 / - | 12 | Partial capture |
| 07-19 21:46 | 80m | -11 / -5 | LB9ZG | +1 / -15 | 10 | ✓ Full exchange observed |
| 07-19 21:45 | 80m | -7 / -11 | DO6AZ | +3 / - | 9 | ✓ Closing observed |
| 07-19 21:44 | 80m | - / -5 | LA6NNA | -8 / - | 6 | Partial capture |
| 07-19 21:43 | 80m | - / - | 9A7BB | -10 / - | 2 | Partial capture |
| 07-19 21:41 | 80m | -12 / -9 | OH2CGU | +2 / -16 | 5 | ✓ Full exchange observed |
| 07-19 21:40 | 80m | -14 / -13 | DD7EE | +5 / -11 | 10 | ✓ Full exchange observed |
| 07-19 21:39 | 80m | - / -18 | IC8FKB | +8 / - | 5 | ✓ Closing fragment |
| 07-19 21:38 | 80m | -14 / -11 | DL2DBR | -2 / - | 6 | ✓ Closing observed |
| 07-19 21:38 | 80m | - / - | LA6NNA | -13 / - | 3 | Partial capture |
| 07-19 21:37 | 80m | -12 / -14 | PA4CC | +6 / -10 | 5 | ✓ Full exchange observed |
| 07-19 21:31 | 80m | -10 / - | VK5GR | - / -19 | 2 | Partial capture |
| 07-19 21:28 | 80m | -11 / -15 | OM0RX | +4 / -14 | 4 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 212615 -8 1282 ZS1J UA3AVY KO95 (x2) 212845 -10 556 ZS1J EA7ALL IM88 (x4) 213015 -10 1039 ZS1J Z31CZ KN02 213015 +0 855 ZS1J YO6LM -14 (x2) 213145 -7 1039 ZS1J Z31CZ R-14 (x2) 213245 -10 624 ZS1J F5PBG IN78 213245 -9 1039 ZS1J Z31CZ R-14 213315 -12 624 ZS1J F5PBG IN78 (x2)
UTC dB Audio Message 214700 -13 1929 ZS1J IT9KHI R-11 214715 -16 1625 EA4CFT ZS1J -19 214730 +8 454 ZS1J UT7AA KO70 214730 -5 1929 ZS1J IT9KHI R-11 214745 -24 1624 EA4CFT ZS1J -19 214800 -6 1928 ZS1J IT9KHI R-11 214800 +6 454 ZS1J UT7AA KO70 214830 -7 1929 ZS1J IT9KHI 73 214830 +9 454 ZS1J UT7AA KO70 214830 -16 1625 ZS1J EA5CRC IM98 (x3) 215030 +24 454 ZS1J UT7AA KO70 (x3)
UTC dB Audio Message 221115 +25 411 ZS1J SQ8N R-24 (x2) 221215 -2 1022 ZS1J OK7GU JN69 221215 +17 1321 ZS1J SQ8N R-20 221245 +1 1022 ZS1J OK7GU JN69 221245 +17 1321 ZS1J SQ8N 73 221315 +9 1022 ZS1J OK7GU JN69 (x3) 221515 -1 1432 ZS1J ON1BD JO21 (x6)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.