4O/YT4ZZ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving 4O/YT4ZZ, decoded by SO8OO in southeastern Poland. 648 related FT8 messages, 187 CQ messages, observed on 80m, 40m, 20m, 10m, across 6 UTC dates. Heard between 2026-07-22 and 2026-07-29.
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 4O/YT4ZZ 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 | 4O/YT4ZZ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-26 19:23 | 20m | - / - | M0LAD | -7 / - | 3 | Partial capture |
| 07-26 19:20 | 20m | -12 / - | LA7VK | - / -23 | 6 | Partial capture |
| 07-26 19:12 | 20m | -10 / - | PD2FS | - / -20 | 2 | Partial capture |
| 07-26 19:09 | 20m | -8 / - | <...> | - / - | 3 | ✓ Closing fragment |
| 07-26 19:09 | 20m | - / -8 | HB9ZCF | -12 / - | 2 | Partial capture |
| 07-26 19:02 | 20m | -7 / - | SP6GCU | - / -6 | 13 | Partial capture |
| 07-26 18:57 | 20m | -10 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-26 18:52 | 20m | - / - | M0ENG | -11 / - | 2 | Partial capture |
| 07-26 18:50 | 20m | -10 / -18 | BH8PYF | -13 / -22 | 2 | Partial capture |
| 07-26 18:42 | 20m | -9 / - | <...> | - / - | 3 | ✓ Closing fragment |
| 07-26 18:32 | 20m | -8 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-26 18:27 | 20m | -9 / - | <...> | - / - | 3 | ✓ Closing fragment |
| 07-26 18:22 | 20m | -8 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-26 18:13 | 20m | -9 / - | <...> | -5 / - | 5 | ✓ Closing fragment |
| 07-26 18:11 | 20m | - / -17 | ON5PF | -12 / - | 6 | Partial capture |
| 07-26 18:09 | 20m | -12 / - | RD4AAK | - / -12 | 2 | Partial capture |
| 07-26 18:02 | 20m | - / - | PA1X | -10 / - | 2 | Partial capture |
| 07-26 17:58 | 20m | -12 / -5 | YO8CKT | -3 / 0 | 9 | Partial capture |
| 07-26 17:53 | 20m | -8 / - | <...> | -5 / - | 19 | ✓ Closing fragment |
| 07-26 17:43 | 20m | - / +1 | DM2CYN | -5 / - | 2 | Partial capture |
| 07-26 17:41 | 20m | - / - | R3DHP | -9 / - | 2 | Partial capture |
| 07-26 17:40 | 20m | -10 / - | <...> | - / - | 10 | ✓ Closing fragment |
| 07-26 17:36 | 20m | -9 / - | RW4HB | - / -14 | 8 | Partial capture |
| 07-26 17:24 | 20m | -11 / - | <...> | - / - | 7 | ✓ Closing fragment |
| 07-26 17:02 | 20m | -10 / - | YL3QZ | - / -8 | 2 | Partial capture |
| 07-26 16:57 | 20m | -16 / - | <...> | -5 / - | 2 | ✓ Closing fragment |
| 07-26 16:32 | 20m | - / -10 | R4FDW | -17 / - | 2 | Partial capture |
| 07-26 16:32 | 20m | -15 / - | <...> | -12 / - | 4 | ✓ Closing fragment |
| 07-26 16:13 | 20m | -18 / - | <...> | -17 / - | 7 | ✓ Closing fragment |
| 07-26 13:58 | 20m | - / -1 | RK3AF | -5 / - | 2 | Partial capture |
| 07-26 13:58 | 20m | -18 / - | <...> | - / - | 7 | ✓ Closing fragment |
| 07-26 13:51 | 20m | -18 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-26 13:46 | 20m | - / - | DK3ME | -12 / - | 4 | Partial capture |
| 07-26 13:46 | 20m | -18 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-26 13:42 | 20m | -18 / - | <...> | -12 / - | 3 | ✓ Closing fragment |
| 07-26 13:32 | 20m | -17 / - | IZ2OAR | - / -12 | 5 | Partial capture |
| 07-26 13:28 | 20m | - / - | UB3BCT | -17 / - | 2 | Partial capture |
| 07-26 13:28 | 20m | -19 / - | <...> | -9 / - | 5 | ✓ Closing fragment |
| 07-26 13:00 | 20m | -21 / - | <...> | -17 / - | 2 | ✓ Closing fragment |
| 07-26 12:52 | 20m | -19 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-26 12:27 | 20m | -19 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-26 12:24 | 20m | -18 / - | <...> | - / - | 2 | ✓ Closing fragment |
| 07-25 22:15 | 80m | -4 / - | EB4SM | - / -7 | 2 | Partial capture |
| 07-25 22:12 | 80m | -6 / -3 | DL4KSD | -6 / -16 | 10 | Partial capture |
| 07-25 22:10 | 80m | - / - | EB4SM | -16 / - | 2 | Partial capture |
| 07-25 22:08 | 80m | -4 / - | <...> | +3 / - | 8 | ✓ Closing fragment |
| 07-25 22:08 | 80m | -6 / - | R3NB | - / -15 | 3 | ✓ Closing fragment |
| 07-25 21:59 | 80m | - / - | R3NB | -16 / - | 2 | Partial capture |
| 07-25 21:59 | 80m | -1 / - | <...> | -5 / - | 2 | ✓ Closing fragment |
| 07-25 21:52 | 80m | -6 / - | <...> | +6 / - | 7 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 140645 -11 2114 4O/YT4ZZ <...> 73 (x2)
UTC dB Audio Message 191500 -9 2264 CQ 4O/YT4ZZ (x2) 191930 -15 2264 <...> 4O/YT4ZZ RR73 192000 -16 2264 CQ 4O/YT4ZZ 192030 -11 2264 LA7VK 4O/YT4ZZ -23 (x6) 192330 -7 2264 SQ3MQD 4O/YT4ZZ -14 192345 -4 2264 4O/YT4ZZ M0LAD 192400 -13 2264 <...> 4O/YT4ZZ RR73 192415 -7 2264 4O/YT4ZZ M0LAD (x2)
UTC dB Audio Message 221315 +22 2500 4O/YT4ZZ <...> 73 221330 -7 1454 CQ 4O/YT4ZZ 221400 -6 1454 DL4KSD 4O/YT4ZZ -16 221430 -4 1454 <...> 4O/YT4ZZ RR73 221515 -7 1454 4O/YT4ZZ DL4KSD R-03 221530 -4 1454 EB4SM 4O/YT4ZZ -07 221545 -5 1454 4O/YT4ZZ DL4KSD JO71 221600 -5 1454 EB4SM 4O/YT4ZZ -07 221615 -6 1454 4O/YT4ZZ DL4KSD JO71 221630 -3 1454 <...> 4O/YT4ZZ RR73 221645 -5 1454 4O/YT4ZZ DL4KSD JO71 (x5)
UTC dB Audio Message 202815 +2 1586 4O/YT4ZZ DL6NDW JN58 (x5) 203245 -20 1980 4O/YT4ZZ OS4K -15 203345 -10 774 4O/YT4ZZ <...> 73 203445 -16 1990 4O/YT4ZZ PD1ACS JO32 (x2) 203515 -24 1712 4O/YT4ZZ <...> RR73 (x6)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.