HA5ZST — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving HA5ZST, decoded by SO8OO in southeastern Poland. 90 related FT8 messages, 4 CQ messages, observed on 80m, 40m, 20m, 10m, across 21 UTC dates. Heard between 2026-05-25 and 2026-08-23.
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.
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Overview
Frequent QSO partners observed at SO8OO
Stations HA5ZST worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by HA5ZST
Approximate centre of JN97, decoded 2026-08-23 08:10 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 UTC | Band | HA5ZST S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 08:16 | 40m | - / - | PA2RO | -16 / - | 2 | Partial capture |
| 08-23 08:16 | 40m | - / - | SP6FME | -6 / - | 2 | Partial capture |
| 08-23 08:09 | 40m | - / - | UT4PA | +14 / - | 4 | Partial capture |
| 08-23 08:02 | 40m | - / - | UT4PA | +14 / - | 2 | Partial capture |
| 08-23 08:01 | 40m | - / - | PA2RO | -16 / - | 3 | Partial capture |
| 08-15 18:12 | 80m | +6 / - | HG25CCS | +6 / +1 | 3 | Partial capture |
| 08-03 19:45 | 40m | - / -9 | R6FX | -6 / - | 2 | Partial capture |
| 08-03 19:39 | 40m | - / -7 | DL3MIB | -3 / - | 7 | ✓ Closing fragment |
| 08-03 19:38 | 40m | -9 / - | YO6MVS | - / -1 | 3 | ✓ Closing fragment |
| 08-02 05:38 | 20m | - / -3 | LX1TI | -8 / - | 2 | ✓ Closing fragment |
| 07-27 04:02 | 20m | - / -14 | TI5RR | -14 / - | 2 | ✓ Closing fragment |
| 07-26 19:46 | 40m | -6 / - | YL3FW | - / -14 | 3 | ✓ Closing fragment |
| 07-21 03:55 | 20m | - / - | OD5KU | -10 / - | 2 | ✓ Closing fragment |
| 07-20 03:58 | 20m | - / -11 | 3A2MW | -24 / - | 2 | ✓ Closing fragment |
| 07-18 21:07 | 10m | - / - | SV2CLJ | -3 / - | 5 | ✓ Closing fragment |
| 07-18 18:25 | 20m | - / -15 | 9A4ZM | +1 / - | 7 | Partial capture |
| 07-18 18:24 | 20m | +11 / -4 | XV9T | -10 / - | 3 | ✓ Closing observed |
| 07-18 15:07 | 20m | +8 / - | XV9T | - / - | 8 | Partial capture |
| 07-18 15:03 | 20m | +10 / - | XV9T | - / - | 4 | Partial capture |
| 07-17 15:03 | 40m | -18 / - | YR50NADIA | -21 / - | 4 | Partial capture |
| 07-16 20:25 | 40m | -5 / - | <...> | - / - | 3 | Partial capture |
| 07-13 04:38 | 40m | -10 / - | S55A | - / - | 2 | Partial capture |
| 07-13 04:35 | 40m | -4 / -8 | YO3GNF | -19 / -2 | 4 | ✓ Full exchange observed |
| 07-13 04:33 | 40m | -8 / - | E70A | - / -3 | 3 | ✓ Closing fragment |
| 07-12 17:49 | 40m | -3 / - | VU3OSA | - / -13 | 4 | Partial capture |
| 07-12 17:41 | 40m | -2 / - | VU3OSA | - / -17 | 5 | Partial capture |
| 07-12 17:17 | 20m | +6 / - | ES3BH | - / - | 6 | Partial capture |
| 07-12 17:14 | 20m | -9 / - | ZS6HON | - / -20 | 4 | Partial capture |
| 06-22 19:29 | 20m | - / +6 | 3A2MW | -22 / - | 2 | ✓ Closing fragment |
| 06-22 19:03 | 20m | - / -3 | S79CMW/P | -4 / - | 3 | ✓ Closing fragment |
| 06-20 04:47 | 40m | +6 / -9 | PE1NPS | -12 / -12 | 5 | ✓ Full exchange observed |
| 06-20 04:43 | 40m | +8 / - | MI0NWA | - / -15 | 4 | ✓ Closing fragment |
| 06-20 04:20 | 40m | +6 / - | S52UF | -7 / -2 | 3 | ✓ Closing observed |
| 06-20 04:13 | 40m | +8 / - | EW8AAC | - / -12 | 3 | ✓ Closing fragment |
| 06-16 19:16 | 20m | -10 / - | V31DL | - / - | 2 | Partial capture |
| 06-16 17:49 | 20m | - / -6 | BU2FW | -13 / - | 2 | Partial capture |
| 06-14 07:06 | 20m | - / -13 | W5XO | -14 / - | 2 | ✓ Closing fragment |
| 06-13 05:43 | 20m | +11 / - | 3A2MW | - / -9 | 3 | Partial capture |
| 06-12 19:06 | 20m | +11 / - | 7X2KF | - / - | 2 | Partial capture |
| 06-12 18:47 | 20m | +6 / - | 3A2MW | - / - | 2 | Partial capture |
| 06-06 04:56 | 20m | -6 / - | HP2NG | - / -13 | 2 | Partial capture |
| 06-05 17:48 | 20m | -9 / -10 | A92AB | -17 / - | 5 | Partial capture |
| 06-05 17:37 | 20m | -8 / - | A92AB | - / -25 | 8 | Partial capture |
| 06-05 15:19 | 40m | -4 / - | OK1LTV | - / - | 2 | ✓ Closing fragment |
| 05-30 19:31 | 20m | - / +6 | EI9KF | -8 / - | 2 | ✓ Closing fragment |
| 05-30 05:16 | 40m | - / -8 | GJ0KYZ | -12 / - | 2 | ✓ Closing fragment |
| 05-29 20:19 | 40m | +4 / -7 | OK1DLA | +8 / -4 | 6 | Partial capture |
| 05-29 20:06 | 20m | - / - | RU0LL | 0 / - | 2 | Partial capture |
| 05-26 19:57 | 40m | +6 / - | GB5KYLIE | - / - | 7 | Partial capture |
| 05-26 19:56 | 40m | +8 / - | ON3BLC | - / - | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 080315 -2 340 HA5ZST DK7UY JO44 080930 +7 339 CQ HA5ZST JN97 080945 +14 339 HA5ZST UT4PA KO20 081000 +5 339 CQ HA5ZST JN97 081015 -10 1232 HA5ZST LY1SR -06 081015 +10 339 HA5ZST UT4PA KO20 081030 +7 339 CQ HA5ZST JN97 081045 -15 1182 HA5ZST PA2RO JO22 081045 +14 339 HA5ZST UT4PA KO20 (x2) 081645 -7 339 HA5ZST SP6FME JO90 081645 -16 1181 HA5ZST PA2RO JO22 081715 -5 339 HA5ZST SP6FME JO90 081715 -16 1181 HA5ZST PA2RO JO22 081815 -9 339 HA5ZST DK7UY JO44
UTC dB Audio Message 182645 +3 712 HA5ZST 9A4ZM JN86 (x5) 035815 -24 1591 HA5ZST 3A2MW -11 (x2) 035445 -17 1453 HA5ZST A71XX RR73 035545 -12 2446 HA5ZST OD5KU KM73 (x2) 040215 -15 905 HA5ZST TI5RR -14 (x2) 053815 -9 834 HA5ZST LX1TI -03 (x2) 043200 -6 2823 HA5ZST ZL1VAH RRR
UTC dB Audio Message 181230 +6 1702 HG25CCS HA5ZST KN25 181245 +6 1703 HA5ZST HG25CCS +12 181300 +5 1702 HG25CCS HA5ZST R+01
UTC dB Audio Message 191800 -19 1209 HA5ZST LU1VDF RR73 194200 +6 384 HA5ZST RR73; G3UAS <...> +00 210730 -1 617 HA5ZST SV2CLJ KN10 (x5)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.