K4RFH — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving K4RFH, decoded by SO8OO in southeastern Poland. 152 related FT8 messages, 1 CQ messages, observed on 40m, 20m, across 19 UTC dates. Heard between 2026-05-30 and 2026-07-05.
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 K4RFH worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by K4RFH
Approximate centre of FM04, decoded 2026-06-30 00:42 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 | K4RFH S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-03 02:33 | 20m | - / -12 | EB5AL | +6 / - | 2 | ✓ Closing fragment |
| 07-03 00:54 | 40m | - / - | SP1TJ | 0 / - | 3 | Partial capture |
| 07-03 00:47 | 40m | - / - | SP1TJ | +2 / - | 8 | Partial capture |
| 07-03 00:41 | 40m | - / - | IK2ZJR | -3 / - | 9 | Partial capture |
| 07-03 00:36 | 40m | - / - | SP1TJ | -1 / - | 13 | Partial capture |
| 07-03 00:24 | 40m | - / - | PC2J | -12 / - | 2 | Partial capture |
| 07-02 22:45 | 20m | - / - | SV5BYP | -4 / - | 4 | Partial capture |
| 07-02 22:36 | 20m | - / - | SV5BYP | -2 / - | 3 | Partial capture |
| 06-28 01:13 | 20m | - / -4 | Z62NS | -18 / - | 3 | ✓ Closing fragment |
| 06-19 00:46 | 20m | -12 / - | XQ3SK | - / - | 2 | Partial capture |
| 06-18 23:22 | 20m | -17 / - | AF4BM | - / - | 2 | Partial capture |
| 06-18 23:20 | 20m | -10 / - | DK1UJ | - / 0 | 2 | ✓ Closing fragment |
| 06-18 00:56 | 40m | -10 / - | WB0SFT | - / +1 | 2 | ✓ Closing fragment |
| 06-17 22:03 | 20m | - / -14 | IU5HIU | -4 / - | 3 | ✓ Closing fragment |
| 06-17 01:05 | 20m | -10 / - | KG5FI | - / -15 | 9 | Partial capture |
| 06-17 00:59 | 20m | -12 / - | KG5FI | - / - | 2 | Partial capture |
| 06-17 00:57 | 20m | +4 / - | KJ5GCH | - / -8 | 3 | ✓ Closing fragment |
| 06-17 00:54 | 20m | -6 / - | F4HTA | - / - | 2 | ✓ Closing fragment |
| 06-14 00:38 | 20m | -4 / - | W7LCB | - / - | 2 | Partial capture |
| 06-14 00:33 | 20m | -18 / -19 | HB9VAA | -12 / -14 | 5 | ✓ Full exchange observed |
| 06-14 00:31 | 20m | -18 / - | YO9PH | - / -11 | 2 | ✓ Closing fragment |
| 06-13 00:59 | 40m | - / - | F5NNN | -4 / - | 5 | Partial capture |
| 06-12 01:03 | 20m | -8 / - | E70A | - / -4 | 2 | Partial capture |
| 06-12 00:58 | 20m | -10 / -10 | CR7BRV | -1 / - | 3 | ✓ Closing observed |
| 06-12 00:28 | 40m | - / -15 | PA5HR | -4 / - | 3 | ✓ Closing fragment |
| 06-12 00:11 | 20m | -16 / - | RA3Y | - / -5 | 2 | Partial capture |
| 06-11 23:30 | 20m | -15 / - | KB0RFC | - / - | 3 | Partial capture |
| 06-11 23:29 | 20m | -13 / - | N5TLH | - / +3 | 2 | Partial capture |
| 06-11 23:27 | 20m | -12 / - | WT5TX | - / -9 | 2 | ✓ Closing fragment |
| 06-11 00:58 | 20m | -16 / -1 | 5Z4VJ | -1 / 0 | 8 | ✓ Full exchange observed |
| 06-11 00:42 | 20m | -17 / -15 | K4CAE | -8 / - | 6 | Partial capture |
| 06-11 00:38 | 20m | -2 / -9 | DJ0VOG | -8 / -9 | 4 | ✓ Full exchange observed |
| 06-11 00:27 | 20m | -13 / - | W2BJ | - / - | 2 | ✓ Closing fragment |
| 06-10 00:03 | 20m | - / - | F5RRS | -18 / - | 4 | Partial capture |
| 06-08 23:18 | 20m | -3 / - | <...> | - / - | 4 | Partial capture |
| 06-07 01:09 | 20m | -10 / - | LA8ENA | - / - | 2 | Partial capture |
| 06-07 01:02 | 20m | -10 / - | HZ1BQ | +4 / +8 | 3 | ✓ Closing observed |
| 06-05 01:18 | 20m | -14 / - | KQ4JYG | - / - | 4 | Partial capture |
| 06-05 01:17 | 20m | -15 / - | KQ4ZIP | - / - | 2 | Partial capture |
| 06-05 01:11 | 20m | -2 / - | WG0Y | - / - | 3 | Partial capture |
| 06-05 01:09 | 20m | -6 / - | OS9T | - / - | 2 | Partial capture |
| 06-04 01:00 | 20m | -17 / - | VE6CV | - / - | 3 | Partial capture |
| 06-04 00:53 | 20m | - / -1 | F1PBZ | +6 / - | 2 | Partial capture |
| 06-04 00:53 | 20m | - / - | IK4LZH | +4 / - | 3 | Partial capture |
| 06-04 00:53 | 20m | - / -13 | IS0KNG | -14 / - | 2 | ✓ Closing fragment |
| 06-04 00:46 | 40m | - / -11 | IQ0VT | -4 / - | 4 | Partial capture |
| 06-04 00:41 | 20m | - / -8 | OE8DDX | -4 / - | 13 | ✓ Closing fragment |
| 06-04 00:37 | 20m | - / -13 | TI5RR | -3 / - | 2 | ✓ Closing fragment |
| 06-04 00:32 | 20m | -14 / -5 | CR7BUJ | -11 / +9 | 4 | Partial capture |
| 06-04 00:27 | 20m | -16 / - | KQ4JYG | - / +6 | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 004415 -12 2331 K4RFH IK2ZJR JN45 (x3) 004745 +2 324 K4RFH SP1TJ JO74 (x11) 234545 -4 2082 K4RFH PI4DX RR73
UTC dB Audio Message 004715 -14 2121 XQ3SK K4RFH FM04 011330 -17 1481 K4RFH Z62NS -04 (x3) 232300 -3 2732 K4RFH IQ4JO JN63 004245 -24 1867 KG5FI K4RFH FM04 223615 -2 1871 K4RFH SV5BYP KM46 (x7) 023330 +6 2067 K4RFH EB5AL R-12 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.