R4HAI — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R4HAI, decoded by SO8OO in southeastern Poland. 207 related FT8 messages, 6 CQ messages, observed on 40m, 20m, across 8 UTC dates. Heard between 2026-06-16 and 2026-08-16.
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 R4HAI worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by R4HAI
Approximate centre of LO53, decoded 2026-07-30 17:40 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 | R4HAI S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-16 18:22 | 40m | - / -6 | UC6D | -5 / - | 4 | ✓ Closing fragment |
| 08-03 19:17 | 40m | - / -11 | RA3TVW | -15 / - | 3 | Partial capture |
| 08-03 18:57 | 40m | - / -18 | DH0GBC | -10 / - | 10 | Partial capture |
| 08-03 18:41 | 40m | - / -13 | UA4FKT | -5 / - | 3 | ✓ Closing fragment |
| 07-30 18:28 | 40m | - / - | RA3ZOM | -12 / - | 2 | Partial capture |
| 07-30 18:24 | 40m | - / -3 | R2ZCA | -12 / - | 2 | ✓ Closing fragment |
| 07-30 18:17 | 40m | - / -6 | R7FT | -14 / - | 2 | ✓ Closing fragment |
| 07-30 17:52 | 40m | - / -23 | RW4HD | -14 / - | 3 | Partial capture |
| 07-30 17:52 | 40m | -21 / -7 | RK4FD | -10 / - | 22 | ✓ Closing observed |
| 07-30 17:37 | 20m | -7 / -14 | I1RJP | 0 / -13 | 10 | Partial capture |
| 07-30 16:34 | 20m | - / - | DF0KK | -4 / - | 2 | Partial capture |
| 07-30 16:33 | 20m | - / - | PE9JAN | -7 / - | 3 | Partial capture |
| 07-29 15:22 | 20m | -11 / -7 | G4DBW | -5 / -16 | 5 | ✓ Full exchange observed |
| 07-29 15:18 | 20m | -9 / - | SP9UPH | - / -7 | 2 | Partial capture |
| 07-29 15:14 | 20m | - / -6 | F5HNQ | -14 / - | 2 | Partial capture |
| 07-29 15:12 | 20m | - / -9 | YO4NF | -2 / - | 2 | ✓ Closing fragment |
| 07-29 15:11 | 20m | - / -13 | RW7B | -14 / - | 2 | ✓ Closing fragment |
| 07-28 19:43 | 40m | - / -20 | 9A1CCB | +1 / - | 4 | ✓ Closing fragment |
| 07-28 19:43 | 40m | - / -5 | R2AL | -9 / - | 4 | ✓ Closing fragment |
| 07-28 19:42 | 40m | - / -17 | SP7TF | +2 / - | 2 | ✓ Closing fragment |
| 07-24 17:50 | 40m | - / - | RA3LBW | -8 / - | 3 | ✓ Closing fragment |
| 07-24 17:41 | 40m | - / - | RK4FD | -9 / - | 7 | Partial capture |
| 07-24 17:39 | 40m | - / -13 | RA3LBW | -12 / - | 6 | Partial capture |
| 07-24 16:56 | 40m | - / - | IQ4JO | -9 / - | 3 | Partial capture |
| 07-24 16:53 | 40m | - / - | HG8LXL | -12 / - | 4 | Partial capture |
| 07-24 16:46 | 40m | - / - | IQ4JO | -9 / - | 2 | Partial capture |
| 06-16 20:54 | 40m | - / -13 | UA2KU | +6 / - | 3 | ✓ Closing fragment |
| 06-16 20:52 | 40m | - / -12 | DK7ZT | -5 / - | 3 | Partial capture |
| 06-16 20:51 | 40m | - / - | S51UN | -2 / - | 6 | Partial capture |
| 06-16 20:48 | 40m | - / - | S52D | -5 / - | 3 | Partial capture |
| 06-16 18:51 | 40m | - / -18 | DK7ZT | -10 / - | 2 | Partial capture |
| 06-16 18:49 | 40m | - / -16 | R2FDU | -6 / - | 6 | ✓ Closing fragment |
| 06-16 18:46 | 40m | - / -8 | R2PT | -7 / - | 4 | ✓ Closing fragment |
| 06-16 18:45 | 40m | - / 0 | RA4ADF | -23 / - | 2 | ✓ Closing fragment |
| 06-16 18:39 | 40m | - / -9 | UB6SAN | -15 / - | 3 | ✓ Closing fragment |
| 06-16 18:28 | 40m | - / -2 | RN3QTS | -12 / - | 3 | ✓ Closing fragment |
| 06-16 18:25 | 40m | - / -8 | R1QBQ | -6 / - | 2 | Partial capture |
| 06-16 18:20 | 40m | - / -6 | UD6AWH | -11 / - | 3 | ✓ Closing fragment |
| 06-16 18:16 | 40m | - / -19 | R3LCW | -10 / - | 4 | ✓ Closing fragment |
| 06-16 17:37 | 40m | - / -16 | UA3RBM | -14 / - | 3 | ✓ Closing fragment |
| 06-16 17:34 | 40m | - / -16 | R7OF | -10 / - | 3 | ✓ Closing fragment |
| 06-16 17:19 | 40m | - / -2 | RK4UZ | -11 / - | 8 | ✓ Closing fragment |
| 06-16 17:19 | 40m | - / - | RW6HPS | -18 / - | 2 | Partial capture |
| 06-16 17:14 | 40m | - / - | RK4UZ | -5 / - | 2 | Partial capture |
| 06-16 17:02 | 40m | - / -4 | R3ICU | -12 / - | 2 | ✓ Closing fragment |
| 06-16 16:59 | 40m | - / - | R3DIH | -18 / - | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 190115 -9 1210 R4HAI DH0GBC -18 (x4) 191745 -14 1094 R4HAI RA3TVW -11 (x3) 174245 -18 2318 R4HAI UB4HVA R-07 175945 -16 237 R4HAI RJ6ON -10 190045 -17 1888 R4HAI R2DYC 73 190345 -13 960 R4HAI RA3AV RR73 182200 -4 233 R4HAI UC6D KN95 (x4)
UTC dB Audio Message 163400 -5 2572 R4HAI PE9JAN JO22 163430 -7 580 R4HAI DF0KK JO31 163430 -8 2572 R4HAI PE9JAN JO22 173645 -5 425 CQ R4HAI LO53 173700 -3 425 R4HAI I1RJP JN45 173715 -2 425 I1RJP R4HAI -13 173730 +3 426 R4HAI I1RJP R-14 173745 -12 426 I1RJP R4HAI -13 173800 +2 425 R4HAI I1RJP R-14 173815 -11 426 I1RJP R4HAI -13 173830 +0 425 R4HAI I1RJP R-14 173845 -8 426 I1RJP R4HAI -13 173930 -2 427 R4HAI I1RJP R-08 173945 -3 427 I1RJP R4HAI -13 174045 -1 427 US5WFL R4HAI LO53
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.