ZL4AS — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving ZL4AS, decoded by SO8OO in southeastern Poland. 531 related FT8 messages, 34 CQ messages, observed on 20m, across 34 UTC dates. Heard between 2026-04-23 and 2026-07-22.
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.
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Overview
Frequent QSO partners observed at SO8OO
Stations ZL4AS 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 | ZL4AS S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-22 05:18 | 20m | - / - | DK9RC | -5 / - | 3 | Partial capture |
| 07-22 05:18 | 20m | - / -10 | DL9MCS | -3 / - | 4 | ✓ Closing fragment |
| 07-22 05:16 | 20m | - / -12 | DK1STE | -1 / - | 7 | Partial capture |
| 07-21 05:02 | 20m | - / - | PD5MJF | -18 / - | 3 | Partial capture |
| 07-21 04:49 | 20m | -19 / -22 | PD7JVI | -15 / -14 | 6 | Partial capture |
| 07-21 04:48 | 20m | -18 / - | N4SEI | - / 0 | 3 | Partial capture |
| 07-21 04:46 | 20m | - / - | PD5MJF | -21 / - | 3 | Partial capture |
| 07-21 04:45 | 20m | -18 / - | Z35T | - / +2 | 4 | ✓ Closing fragment |
| 07-17 04:42 | 20m | -21 / - | UW8SM | - / - | 4 | Partial capture |
| 07-14 01:47 | 20m | -14 / - | YC7VMS | - / -11 | 2 | ✓ Closing fragment |
| 07-14 01:44 | 20m | - / - | UR5VCR | -16 / - | 2 | Partial capture |
| 07-14 01:42 | 20m | -14 / - | SQ5I | - / -7 | 2 | ✓ Closing fragment |
| 07-13 04:34 | 20m | - / - | F6JON/QRP | -15 / - | 2 | Partial capture |
| 07-13 04:29 | 20m | - / - | OE6JVE | -8 / - | 8 | Partial capture |
| 07-13 01:18 | 20m | - / -12 | UY7VV | +2 / - | 3 | ✓ Closing fragment |
| 07-12 05:38 | 20m | -20 / - | YT1UBN | - / -12 | 2 | ✓ Closing fragment |
| 07-12 05:26 | 20m | -18 / - | SQ9OKB | - / -8 | 2 | ✓ Closing fragment |
| 07-12 05:23 | 20m | -20 / - | KC2OUV | - / -13 | 2 | ✓ Closing fragment |
| 07-12 05:03 | 20m | -22 / - | KF8EKF | - / -11 | 2 | Partial capture |
| 07-12 04:59 | 20m | -20 / - | K2AMF | - / -6 | 2 | ✓ Closing fragment |
| 07-12 04:56 | 20m | -19 / - | PD1RK | - / -2 | 2 | ✓ Closing fragment |
| 07-12 04:46 | 20m | -18 / - | I1FLC | - / -6 | 2 | Partial capture |
| 07-12 04:43 | 20m | -19 / - | RT3K | - / -8 | 3 | ✓ Closing fragment |
| 07-12 04:40 | 20m | -18 / - | 7Z1DS | - / -16 | 5 | ✓ Closing fragment |
| 07-12 04:38 | 20m | -16 / - | VA2SVP | - / -9 | 2 | ✓ Closing fragment |
| 07-12 04:38 | 20m | - / - | RT3K | -14 / - | 3 | Partial capture |
| 07-12 04:37 | 20m | -14 / - | DL3EYB | - / -6 | 2 | ✓ Closing fragment |
| 07-11 05:05 | 20m | - / -4 | EA5DE | -10 / - | 2 | ✓ Closing fragment |
| 07-11 04:42 | 20m | -16 / - | SQ2BXI | - / -12 | 3 | ✓ Closing fragment |
| 07-11 04:40 | 20m | -14 / - | SP9MIV | - / -23 | 2 | Partial capture |
| 07-10 05:11 | 20m | - / -8 | DG1KPC | -8 / - | 5 | Partial capture |
| 07-10 05:08 | 20m | - / - | DG1KPC | -20 / - | 2 | Partial capture |
| 07-10 04:58 | 20m | -18 / - | UT1KWA | - / -12 | 2 | ✓ Closing fragment |
| 07-10 04:56 | 20m | - / - | UX2LM | -6 / - | 4 | Partial capture |
| 07-10 04:53 | 20m | -13 / - | IS0AFM | - / -3 | 2 | ✓ Closing fragment |
| 07-09 05:45 | 20m | - / -6 | F5NZ | -10 / - | 2 | ✓ Closing fragment |
| 07-09 05:35 | 20m | - / -6 | MD0CCE | -16 / - | 2 | ✓ Closing fragment |
| 07-09 05:32 | 20m | - / -14 | IW1FRD | -22 / - | 2 | ✓ Closing fragment |
| 07-09 05:19 | 20m | - / - | GW0SGL | -9 / - | 8 | Partial capture |
| 07-09 05:18 | 20m | - / -17 | 5B4AIF | -3 / - | 13 | ✓ Closing fragment |
| 07-09 05:16 | 20m | - / -16 | UA3RAU | -3 / - | 2 | Partial capture |
| 07-08 05:19 | 20m | - / - | IK4LZH | -7 / - | 2 | Partial capture |
| 07-08 05:15 | 20m | - / - | M0WID | -9 / - | 3 | Partial capture |
| 07-08 05:11 | 20m | - / -8 | S59A | -14 / - | 2 | Partial capture |
| 07-08 05:09 | 20m | - / - | S51CC | -15 / - | 2 | Partial capture |
| 07-08 05:01 | 20m | - / -3 | A61QQ | -18 / - | 2 | ✓ Closing fragment |
| 07-08 04:57 | 20m | - / -4 | F4ASA | -15 / - | 4 | ✓ Closing fragment |
| 07-08 04:51 | 20m | - / -14 | R3RAQ | -18 / - | 2 | Partial capture |
| 07-08 04:51 | 20m | - / - | RA6FSV | -19 / - | 3 | Partial capture |
| 07-08 04:41 | 20m | - / - | A71AT | -8 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 051615 -3 2808 ZL4AS DK1STE JN58 (x4) 051845 +11 470 ZL4AS LX1TI RR73 051845 -7 822 ZL4AS DK9RC JN69 051845 -1 1148 ZL4AS DL9MCS JN58 051845 -1 2929 ZL4AS DK1STE JN58 051915 -5 1148 ZL4AS DL9MCS JN58 051915 -2 822 ZL4AS DK9RC JN69 051915 -2 2782 ZL4AS DK1STE JN58 (x2) 051945 -5 822 ZL4AS DK9RC JN69 052045 -1 1148 ZL4AS DL9MCS R-10 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.