R4HM — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving R4HM, decoded by SO8OO in southeastern Poland. 153 related FT8 messages, 101 CQ messages, observed on 20m, 10m, across 12 UTC dates. Heard between 2026-05-31 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 R4HM worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by R4HM
Approximate centre of LO43, decoded 2026-08-14 05:22 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 | R4HM S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 15:32 | 20m | - / -17 | R8CGT | -18 / - | 2 | Partial capture |
| 08-14 05:21 | 20m | +2 / - | HC5F | - / - | 2 | Partial capture |
| 08-08 18:00 | 20m | +9 / - | OK1UOZ | - / +4 | 2 | ✓ Closing fragment |
| 08-08 17:59 | 20m | +8 / - | OK8RM | - / -12 | 2 | ✓ Closing fragment |
| 08-08 17:41 | 20m | +1 / - | LX1MDA | -13 / -9 | 4 | ✓ Closing observed |
| 08-08 17:39 | 20m | -4 / - | G8IXM | - / -13 | 2 | ✓ Closing fragment |
| 08-08 17:34 | 20m | +4 / - | BG5BNW | - / -18 | 4 | ✓ Closing fragment |
| 08-08 17:23 | 20m | - / - | YO5PHL | +4 / - | 4 | Partial capture |
| 08-08 17:19 | 20m | - / - | YO5PHL | 0 / - | 2 | Partial capture |
| 08-08 17:17 | 20m | +11 / - | DL6RH | - / -24 | 3 | Partial capture |
| 08-08 17:13 | 20m | +12 / - | BG5BNW | - / -16 | 2 | Partial capture |
| 08-08 17:12 | 20m | +5 / - | EW4DX | - / +2 | 2 | ✓ Closing fragment |
| 08-08 17:10 | 20m | +4 / -12 | CR7BRV | -4 / -8 | 6 | ✓ Full exchange observed |
| 08-08 17:10 | 20m | +3 / -1 | DL8WEM | +2 / - | 3 | ✓ Closing observed |
| 08-08 17:08 | 20m | +4 / - | EP2AES | - / -8 | 3 | ✓ Closing fragment |
| 08-08 17:05 | 20m | +2 / - | R9WXK | - / - | 3 | Partial capture |
| 08-01 18:15 | 20m | +5 / - | 9J2FI | - / -7 | 3 | ✓ Closing fragment |
| 08-01 18:13 | 20m | +9 / - | TJ1GD/P | - / -15 | 4 | ✓ Closing fragment |
| 07-26 05:23 | 20m | +3 / - | KJ7MMU | - / -18 | 3 | ✓ Closing fragment |
| 07-26 04:46 | 20m | +2 / - | KF8EFV | - / -16 | 2 | ✓ Closing fragment |
| 07-26 04:36 | 20m | +8 / - | HK3AB | - / -16 | 2 | ✓ Closing fragment |
| 07-26 04:32 | 20m | +11 / - | N9ICE | - / -20 | 2 | ✓ Closing fragment |
| 07-26 04:29 | 20m | +13 / - | HK3G | - / -14 | 4 | ✓ Closing fragment |
| 07-19 17:40 | 20m | +2 / - | 5N0YEN | - / -16 | 3 | ✓ Closing fragment |
| 07-18 14:40 | 20m | - / - | EB1LA | -19 / - | 3 | Partial capture |
| 07-18 14:40 | 20m | 0 / +1 | RN6MA | +1 / +2 | 5 | Partial capture |
| 07-18 14:40 | 20m | +8 / - | RK3AQ | -18 / -4 | 2 | ✓ Closing observed |
| 07-18 14:38 | 20m | +4 / - | LZ1BT | - / -15 | 2 | ✓ Closing fragment |
| 07-18 14:37 | 20m | +7 / - | RZ4FWA | - / -1 | 2 | Partial capture |
| 07-18 14:36 | 20m | +6 / - | UA3SCU | - / -2 | 2 | Partial capture |
| 07-18 12:22 | 20m | - / -9 | UA4HBJ | -18 / - | 3 | ✓ Closing fragment |
| 07-11 19:34 | 20m | +6 / - | TN8GD | - / -10 | 8 | Partial capture |
| 07-11 19:21 | 20m | +10 / - | RA6OY | - / -9 | 3 | ✓ Closing fragment |
| 07-11 19:06 | 20m | +7 / - | LU3DLY | - / -13 | 3 | ✓ Closing fragment |
| 07-11 19:03 | 20m | -2 / - | DL1R | - / -17 | 4 | Partial capture |
| 06-29 18:46 | 20m | +3 / - | TJ1GD/P | - / - | 3 | Partial capture |
| 06-27 01:58 | 20m | - / - | DL1R | -2 / - | 4 | Partial capture |
| 06-20 04:14 | 20m | +12 / - | KA8VHF | - / -13 | 2 | ✓ Closing fragment |
| 06-20 04:07 | 20m | +16 / - | KE8ZKN | - / - | 2 | Partial capture |
| 06-20 04:05 | 20m | +14 / - | R7YZ | - / -12 | 3 | ✓ Closing fragment |
| 06-20 04:04 | 20m | +11 / - | AJ7IX | - / -20 | 2 | Partial capture |
| 06-20 04:02 | 20m | +13 / - | W7XE | - / -16 | 3 | ✓ Closing fragment |
| 06-19 20:37 | 20m | +21 / - | M7HET | -4 / -9 | 4 | ✓ Closing observed |
| 06-19 20:36 | 20m | +16 / -1 | F5OYA/P | -3 / -4 | 5 | ✓ Full exchange observed |
| 06-19 20:33 | 20m | +23 / - | W3JJL | - / -18 | 2 | ✓ Closing fragment |
| 06-19 20:31 | 20m | +20 / - | JG1IPZ | - / -15 | 2 | ✓ Closing fragment |
| 06-19 20:30 | 20m | - / - | M7HET | +4 / - | 4 | Partial capture |
| 06-07 04:08 | 20m | -13 / -19 | WA4FU | 0 / -25 | 5 | ✓ Full exchange observed |
| 06-07 04:05 | 20m | -12 / -8 | N8HRZ | +6 / - | 3 | ✓ Closing observed |
| 05-31 14:56 | 10m | -6 / - | OJ0MN | - / -14 | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 175330 +0 3006 CQ R4HM LO43 (x3) 175600 +5 3006 TA4LYL R4HM 73 175730 +1 3006 CQ R4HM LO43 (x3) 175900 +10 3006 OK8RM R4HM -12 (x2) 180000 +10 3007 OK1UOZ R4HM +04 (x2) 052100 +5 2915 HC5F R4HM LO43 (x2) 153230 -18 2103 R4HM R8CGT -17 (x2)
UTC dB Audio Message 145645 -9 2905 OJ0MN R4HM LO43 (x3) 150445 -5 2912 CQ R4HM LO43 a1 190715 -7 2957 R4HM RV6HE -16
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.