HF5A — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving HF5A, decoded by SO8OO in southeastern Poland. 2,534 related FT8 messages, 17 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 90 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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations HF5A worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by HF5A
Approximate centre of JO92, decoded 2026-08-24 01:08 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 | HF5A S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 01:06 | 80m | -4 / - | M0PEL | - / - | 3 | Partial capture |
| 08-23 18:06 | 80m | +9 / -8 | DG4ST | -8 / -15 | 5 | ✓ Full exchange observed |
| 08-23 18:00 | 80m | +7 / -2 | 9A3EYA | +9 / -6 | 6 | ✓ Full exchange observed |
| 08-23 17:55 | 80m | +12 / - | DO9OX | - / -16 | 4 | ✓ Closing fragment |
| 08-23 17:52 | 80m | +4 / - | HA3KU | - / - | 2 | Partial capture |
| 08-23 17:46 | 80m | +10 / -7 | DJ8RP | -12 / -13 | 5 | ✓ Full exchange observed |
| 08-23 17:44 | 80m | +14 / -5 | UR5KC | +11 / 0 | 5 | ✓ Full exchange observed |
| 08-23 15:48 | 40m | -5 / - | DF9HT/P | - / - | 2 | Partial capture |
| 08-23 15:45 | 40m | -5 / - | <...> | - / -17 | 3 | Partial capture |
| 08-23 15:06 | 20m | - / -4 | PD9SD | -9 / - | 3 | Partial capture |
| 08-23 14:59 | 20m | - / +3 | DH1FA | -10 / - | 2 | ✓ Closing fragment |
| 08-23 14:55 | 20m | - / -8 | DK5US | -4 / - | 4 | ✓ Closing fragment |
| 08-23 07:06 | 20m | - / -16 | DB3EH | -9 / - | 2 | ✓ Closing fragment |
| 08-22 23:05 | 160m | -2 / -19 | F1TYP | -12 / -21 | 6 | ✓ Full exchange observed |
| 08-22 23:02 | 80m | +13 / - | ON3ABR | - / - | 3 | Partial capture |
| 08-22 22:58 | 80m | +14 / -16 | DO9POL | -17 / -19 | 13 | ✓ Full exchange observed |
| 08-22 22:54 | 80m | +12 / - | ON3ABR | - / - | 4 | Partial capture |
| 08-22 22:52 | 80m | +17 / - | DO8KE | +1 / -8 | 4 | ✓ Closing observed |
| 08-22 22:50 | 80m | +19 / -5 | TF3VS | +1 / -7 | 5 | ✓ Full exchange observed |
| 08-22 22:46 | 160m | +1 / -15 | DF3YG | -18 / -10 | 5 | ✓ Full exchange observed |
| 08-22 22:42 | 80m | +15 / - | DO9POL | - / - | 3 | Partial capture |
| 08-22 22:35 | 80m | +15 / -19 | G0YYZ | -16 / -22 | 8 | ✓ Full exchange observed |
| 08-22 22:29 | 160m | +1 / - | IK0HBN | - / - | 5 | Partial capture |
| 08-22 22:27 | 40m | - / - | RA5BQ | -2 / - | 4 | Partial capture |
| 08-22 22:26 | 40m | -2 / -10 | M8GGQ | -10 / -18 | 4 | ✓ Full exchange observed |
| 08-22 22:14 | 40m | - / - | RD3FY | 0 / - | 3 | Partial capture |
| 08-22 22:13 | 40m | -15 / - | SP1KGM | +4 / -3 | 3 | ✓ Full exchange observed |
| 08-22 22:10 | 40m | -10 / - | DA1TE | - / - | 3 | Partial capture |
| 08-22 20:26 | 160m | +1 / - | 9A2RD | - / - | 3 | Partial capture |
| 08-22 20:21 | 160m | +2 / - | SP6ZWD | - / -4 | 8 | Partial capture |
| 08-22 20:14 | 160m | +2 / - | DL3HBT | - / - | 5 | Partial capture |
| 08-22 20:12 | 160m | +1 / - | DL7UKM | -24 / -15 | 4 | ✓ Closing observed |
| 08-22 20:10 | 160m | 0 / -6 | SM5EPO | -10 / -8 | 3 | ✓ Full exchange observed |
| 08-22 20:08 | 160m | +2 / -1 | SQ8NGI | -10 / -18 | 5 | ✓ Full exchange observed |
| 08-22 20:07 | 160m | -4 / - | SM5EPO | - / - | 2 | Partial capture |
| 08-22 20:06 | 160m | -1 / +2 | SP6AXW | +7 / +6 | 5 | ✓ Full exchange observed |
| 08-22 20:02 | 80m | +12 / -8 | SP6TID | -4 / -10 | 5 | ✓ Full exchange observed |
| 08-22 20:01 | 80m | +12 / - | F4GHN | - / - | 2 | Partial capture |
| 08-22 19:58 | 80m | +16 / - | T77R | -20 / -22 | 5 | ✓ Closing observed |
| 08-22 19:55 | 80m | +15 / -10 | T77R | -16 / -19 | 2 | Partial capture |
| 08-22 19:52 | 80m | +16 / - | T77R | - / - | 3 | Partial capture |
| 08-22 19:49 | 80m | +8 / - | ON5VKE | - / - | 4 | Partial capture |
| 08-22 19:43 | 80m | +11 / - | T77R | - / - | 9 | Partial capture |
| 08-22 19:42 | 80m | - / - | UA4FKT | +18 / - | 3 | Partial capture |
| 08-22 19:39 | 80m | +8 / - | EA7LIC | - / - | 2 | Partial capture |
| 08-22 19:38 | 80m | +9 / -5 | DA6IUK | +8 / -18 | 7 | ✓ Full exchange observed |
| 08-22 19:34 | 80m | +8 / - | DA6IUK | - / - | 2 | Partial capture |
| 08-22 19:28 | 160m | -1 / - | DL8OH | - / - | 2 | Partial capture |
| 08-22 19:17 | 60m | +10 / - | I/DH3YAK | - / - | 2 | Partial capture |
| 08-22 19:13 | 60m | +10 / -2 | DF6QN | -6 / -4 | 6 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 175700 +10 2488 DO9OX HF5A 73 180045 +5 2488 9A3EYA HF5A JO92 (x2) 180200 +9 2327 HF5A 9A3EYA -02 180215 +7 2488 9A3EYA HF5A R-06 180230 +9 2327 HF5A 9A3EYA RR73 180245 +9 2487 9A3EYA HF5A 73 180615 +7 2488 DG4ST HF5A JO92 180630 -8 1623 HF5A DG4ST -08 180645 +11 2488 DG4ST HF5A R-15 180700 -7 1623 HF5A DG4ST RR73 180715 +8 2488 DG4ST HF5A 73 010630 -7 2351 M0PEL HF5A JO92 (x3)
UTC dB Audio Message 070500 -24 1900 HF5A F4JXY/P -18 070615 -10 1888 HF5A DB3EH -16 (x2) 145515 -3 2597 HF5A DK5US -08 (x4) 145900 -8 1629 HF5A DH1FA +03 (x2) 150630 -9 1392 HF5A PD9SD -04 (x3) 150900 -9 824 HF5A II7MGFG +00 (x2) 165615 -8 980 HF5A GM0GMN RR73
UTC dB Audio Message 222600 -10 2538 HF5A M8GGQ -10 222615 -2 2788 M8GGQ HF5A R-18 222630 -10 2538 HF5A M8GGQ RR73 222645 -1 2788 M8GGQ HF5A 73 222730 -1 1012 HF5A RA5BQ KO96 (x4) 154415 -9 2548 UR5WBO HF5A JO92 154445 -10 2600 DF9HT/P HF5A JO92 154530 -8 373 <...> HF5A JO92 (x3) 154815 -7 374 DF9HT/P HF5A JO92 (x2)
UTC dB Audio Message 222945 -3 2429 IK0HBN HF5A JO92 (x4) 224645 +0 2516 DF3YG HF5A JO92 224700 -19 1309 HF5A DF3YG -15 224715 +0 2515 DF3YG HF5A R-10 224730 -16 1309 HF5A DF3YG RR73 224745 +3 2515 DF3YG HF5A 73 230530 -4 2426 F1TYP HF5A JO92 (x2) 230615 -14 2426 HF5A F1TYP -19 230630 -5 2426 F1TYP HF5A R-21 230645 -9 2426 HF5A F1TYP RR73 230700 +2 2426 F1TYP HF5A 73
UTC dB Audio Message 191100 +11 2529 SP7MJ HF5A JO92 (x2) 191215 -1 1789 HF5A SP7MJ +09 191230 +13 2529 SP7MJ HF5A R+04 191245 +4 1789 HF5A SP7MJ RR73 191300 +9 2529 SP7MJ HF5A 73 191345 +6 2529 DF6QN HF5A JO92 (x2) 191430 -4 1146 HF5A DF6QN -02 191445 +8 2529 DF6QN HF5A R-04 191500 -8 1146 HF5A DF6QN RR73 191515 +15 2529 DF6QN HF5A 73 191700 +10 2529 I/DH3YAK HF5A JO92 191800 +7 2530 <SM4/OZ8XZL> HF5A JO92 191830 +10 2529 I/DH3YAK HF5A JO92
UTC dB Audio Message 175645 -19 1069 HF5A F4HTA RR73 135730 -19 1659 HF5A SV5BYP -04 (x2) 142715 +8 422 HF5A OE4DJN +15 (x4) 143015 -20 1705 HF5A 9A6ZZ +00 (x2) 141345 -4 2740 HF5A LX1JX RR73 (x2) 145330 -4 521 HF5A R6DWD -08 (x3) 152400 -18 1854 HF5A DN9PMH +06
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.