HA1SU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving HA1SU, decoded by SO8OO in southeastern Poland. 633 related FT8 messages, 224 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 28 UTC dates. Heard between 2026-05-13 and 2026-08-11.
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 HA1SU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by HA1SU
Approximate centre of JN87, decoded 2026-06-12 03:56 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 | HA1SU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-11 08:57 | 40m | - / +5 | DL7EDU | -18 / - | 4 | Partial capture |
| 08-11 08:47 | 40m | -10 / -8 | DL3HWD | -20 / -9 | 3 | ✓ Full exchange observed |
| 08-11 08:44 | 40m | -11 / - | EA2EED | - / - | 2 | ✓ Closing fragment |
| 08-06 10:22 | 40m | -4 / - | DL4DP | - / -9 | 2 | ✓ Closing fragment |
| 08-06 10:21 | 40m | -2 / - | F1IQH | - / -10 | 2 | ✓ Closing fragment |
| 08-06 10:19 | 40m | -6 / - | ON4KDT | - / -9 | 2 | Partial capture |
| 08-05 07:11 | 40m | 0 / - | DK0ACI | - / 0 | 2 | ✓ Closing fragment |
| 08-05 06:23 | 40m | 0 / +2 | SQ2BXI | -6 / +3 | 6 | ✓ Full exchange observed |
| 08-05 06:22 | 40m | -4 / - | DL6UCK | - / 0 | 2 | ✓ Closing fragment |
| 08-05 06:21 | 40m | -10 / - | IZ1LBD | - / +2 | 2 | ✓ Closing fragment |
| 08-04 10:20 | 40m | -7 / - | PD0DEX | - / +2 | 2 | ✓ Closing fragment |
| 07-28 07:42 | 20m | - / -10 | RU6UR | -15 / - | 3 | ✓ Closing fragment |
| 07-28 07:07 | 20m | - / -6 | MM7CEH | 0 / - | 2 | Partial capture |
| 07-28 06:55 | 20m | - / - | UT0CK | -14 / - | 2 | ✓ Closing fragment |
| 07-28 06:43 | 20m | - / +1 | PD9FLX | -8 / - | 3 | ✓ Closing fragment |
| 06-29 02:45 | 40m | - / +1 | SN1WWA | -8 / - | 2 | ✓ Closing fragment |
| 06-28 04:21 | 40m | +8 / - | F1IQH | - / -17 | 2 | ✓ Closing fragment |
| 06-28 04:08 | 40m | -6 / - | OE7DRT | - / -15 | 6 | ✓ Closing fragment |
| 06-28 04:05 | 40m | -8 / +5 | IK2ZJR | -17 / +1 | 5 | ✓ Full exchange observed |
| 06-28 04:03 | 40m | -8 / - | DL8HAM | - / -10 | 2 | ✓ Closing fragment |
| 06-28 04:01 | 40m | -8 / - | R2EA/P | - / -4 | 2 | ✓ Closing fragment |
| 06-28 03:58 | 40m | -10 / - | OH3NDH | - / -4 | 2 | ✓ Closing fragment |
| 06-28 03:57 | 40m | -8 / - | TA3F | - / -11 | 2 | ✓ Closing fragment |
| 06-28 03:55 | 40m | -6 / - | TN8GD | - / -16 | 2 | Partial capture |
| 06-28 03:52 | 40m | -8 / - | TN8GD | - / -18 | 3 | Partial capture |
| 06-28 03:48 | 40m | -4 / - | RC6OX | -8 / -9 | 3 | ✓ Closing observed |
| 06-20 03:44 | 20m | -11 / - | N8PFK | - / -7 | 2 | ✓ Closing fragment |
| 06-20 03:41 | 20m | -13 / - | KA9TOX | - / - | 2 | ✓ Closing fragment |
| 06-19 19:34 | 20m | -10 / -4 | BG4ACY | -16 / -9 | 2 | Partial capture |
| 06-19 19:33 | 20m | -12 / - | CX3VB | - / -12 | 2 | ✓ Closing fragment |
| 06-19 19:32 | 20m | -13 / - | JK1ATM | - / -15 | 2 | Partial capture |
| 06-19 03:04 | 80m | +12 / - | CE8EIO | - / -21 | 4 | Partial capture |
| 06-19 03:02 | 80m | +16 / - | W1C | - / -19 | 3 | Partial capture |
| 06-19 02:55 | 80m | +15 / - | CE8EIO | - / -21 | 6 | Partial capture |
| 06-19 02:53 | 80m | +15 / - | R3LAF | -18 / -6 | 3 | ✓ Closing observed |
| 06-19 02:47 | 80m | +16 / - | CE8EIO | - / -21 | 2 | Partial capture |
| 06-19 02:45 | 80m | +14 / - | VE3LWY | - / -16 | 3 | ✓ Closing fragment |
| 06-19 02:44 | 80m | +22 / - | W3XG | -16 / -15 | 3 | ✓ Closing observed |
| 06-19 02:43 | 80m | +12 / +2 | YL3AVN | -3 / -3 | 5 | ✓ Full exchange observed |
| 06-19 02:39 | 80m | +5 / - | N8KR | - / -14 | 3 | Partial capture |
| 06-19 02:37 | 80m | +6 / -1 | F1PBZ | +12 / +1 | 4 | ✓ Full exchange observed |
| 06-19 02:31 | 80m | +5 / - | N8KR | - / -15 | 2 | Partial capture |
| 06-19 02:30 | 80m | +3 / +6 | SQ2RAD | +14 / -2 | 4 | ✓ Full exchange observed |
| 06-19 02:28 | 160m | -10 / - | OM2WQ | +11 / +3 | 3 | ✓ Closing observed |
| 06-12 04:49 | 20m | -9 / -17 | OM0RX | -12 / -19 | 2 | Partial capture |
| 06-12 04:48 | 20m | +4 / - | ZL1RFF | - / - | 3 | ✓ Closing fragment |
| 06-12 04:38 | 20m | +7 / - | KR4HES | - / -18 | 3 | Partial capture |
| 06-12 04:35 | 20m | +7 / - | VU3OSA | - / -23 | 4 | Partial capture |
| 06-12 04:24 | 20m | - / -10 | EX8QD | -10 / - | 2 | ✓ Closing fragment |
| 06-12 04:22 | 20m | - / -6 | YM1KSR | -2 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 102115 +0 939 F1IQH HA1SU -10 (x2) 102215 -6 939 DL4DP HA1SU R-09 (x2) 084445 -11 1266 EA2EED HA1SU RR73 (x2) 084630 -16 2191 F4NGR HA1SU -04 084700 -12 2190 DL3HWD HA1SU -09 084715 -20 2076 HA1SU DL3HWD R-08 084730 -9 2191 DL3HWD HA1SU RR73 085530 -15 2191 DL7EDU HA1SU -05 085745 -16 1739 HA1SU DL7EDU R+05 (x4)
UTC dB Audio Message 135600 -22 1708 HA1SU <...> R+05 005400 -13 837 XQ3SK HA1SU -10 034815 -13 2020 HA1SU W9JOY R-06 064300 -6 2752 HA1SU PD9FLX JO22 (x3) 065530 -13 717 HA1SU UT0CK R+12 (x2) 070730 -2 718 HA1SU MM7CEH IO85 (x2) 070930 -10 717 HA1SU R5AV RR73 072830 -11 593 HA1SU IZ4JMA R-05 074230 -16 1572 HA1SU RU6UR -10 (x3)
UTC dB Audio Message 025400 -18 1251 HA1SU R3LAF 73 025430 +15 703 SP2TFN HA1SU -01 025530 +17 703 CE8EIO HA1SU -21 (x6) 030200 +15 703 W1C HA1SU -19 (x3) 030400 +13 703 CE8EIO HA1SU -21 (x4)
UTC dB Audio Message 034915 -10 796 CQ HA1SU JN87 (x12) 022845 -11 1946 OM2WQ HA1SU +03 (x2) 022930 +11 1401 HA1SU OM2WQ 73
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.