YM4KT — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving YM4KT, decoded by SO8OO in southeastern Poland. 1,032 related FT8 messages, 255 CQ messages, observed on 80m, 40m, 20m, 10m, across 17 UTC dates. Heard between 2026-05-03 and 2026-07-31.
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 YM4KT worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by YM4KT
Approximate centre of KM49, decoded 2026-06-26 05:38 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 | YM4KT S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-31 20:19 | 40m | - / - | OE5ROR | -7 / - | 4 | Partial capture |
| 07-31 20:17 | 40m | - / +5 | UT0CK | -7 / - | 3 | ✓ Closing fragment |
| 07-31 20:15 | 40m | - / -8 | RD3FY | -10 / - | 3 | ✓ Closing fragment |
| 07-31 20:11 | 40m | - / -15 | F5RRS | -14 / - | 4 | ✓ Closing fragment |
| 07-31 20:11 | 40m | - / - | RD3FY | -8 / - | 2 | Partial capture |
| 07-31 20:05 | 40m | - / -7 | HA7TM | +7 / - | 5 | Partial capture |
| 07-30 22:16 | 40m | - / -18 | GM4CXF | -12 / - | 2 | ✓ Closing fragment |
| 07-30 22:00 | 40m | -7 / -4 | R3PLN | -7 / -2 | 5 | ✓ Full exchange observed |
| 07-30 21:47 | 40m | - / -7 | R5AV | -8 / - | 2 | ✓ Closing fragment |
| 07-30 21:45 | 40m | - / +4 | TA7ARH | -5 / - | 2 | Partial capture |
| 07-30 21:44 | 40m | - / -2 | RC6O | -7 / - | 2 | ✓ Closing fragment |
| 07-30 21:41 | 40m | - / -17 | UT8SQ | -5 / - | 3 | ✓ Closing fragment |
| 07-30 21:40 | 40m | - / -7 | UB4CGR | -19 / - | 3 | ✓ Closing fragment |
| 07-30 21:37 | 40m | - / -9 | OK8DJ | -12 / - | 5 | ✓ Closing fragment |
| 06-26 05:42 | 20m | - / -1 | IK4LZH | 0 / - | 2 | Partial capture |
| 06-26 05:36 | 20m | - / - | F4BYA | -6 / - | 2 | Partial capture |
| 06-26 05:30 | 20m | -10 / - | OH1LA | - / -20 | 2 | Partial capture |
| 06-26 05:28 | 20m | - / -15 | DB1EF | -22 / - | 3 | Partial capture |
| 06-26 05:15 | 20m | - / -17 | PA2AMJ | -10 / - | 5 | ✓ Closing fragment |
| 06-22 20:02 | 20m | -7 / - | 3G0YM | - / - | 3 | Partial capture |
| 06-22 19:50 | 20m | -4 / - | 3G0YM | - / -6 | 2 | Partial capture |
| 06-22 19:45 | 20m | -5 / - | 3G0YM | - / - | 3 | Partial capture |
| 06-20 03:33 | 20m | - / -12 | RW9WT | +11 / - | 3 | ✓ Closing fragment |
| 06-14 21:56 | 10m | - / - | S59MA | -7 / - | 13 | Partial capture |
| 06-14 21:54 | 10m | -18 / - | CT7AUT | - / -15 | 2 | ✓ Closing fragment |
| 06-14 21:49 | 10m | -16 / -12 | CT1FJO | -14 / -15 | 8 | ✓ Full exchange observed |
| 06-14 21:48 | 10m | -13 / +3 | IK4TVP | +6 / - | 5 | ✓ Closing observed |
| 06-14 21:48 | 10m | -10 / -4 | IZ4EFV | -4 / -15 | 5 | ✓ Full exchange observed |
| 06-14 21:46 | 10m | -12 / -18 | R3DAJ | -19 / -14 | 3 | ✓ Full exchange observed |
| 06-14 21:43 | 10m | - / -20 | 9A3QO | -8 / - | 2 | ✓ Closing fragment |
| 06-14 21:39 | 10m | -10 / -16 | F6FDY | 0 / -15 | 7 | ✓ Full exchange observed |
| 06-14 21:37 | 10m | -14 / -8 | R6OD | +2 / -7 | 7 | ✓ Full exchange observed |
| 06-14 21:36 | 10m | -14 / - | ZA5G | - / - | 2 | Partial capture |
| 06-13 20:41 | 10m | -14 / - | XQ2OP | - / - | 2 | Partial capture |
| 06-12 09:02 | 10m | - / - | IK0GDK | -12 / - | 2 | Partial capture |
| 06-11 21:48 | 20m | -2 / -20 | K2PS | -14 / -16 | 14 | Partial capture |
| 06-11 21:41 | 20m | -10 / -13 | EA4FTV | +4 / -14 | 4 | ✓ Full exchange observed |
| 06-11 21:38 | 20m | - / - | M7BZY | +2 / - | 2 | Partial capture |
| 06-11 21:22 | 20m | - / - | OH3CBN | -12 / - | 2 | Partial capture |
| 06-11 21:07 | 20m | - / -8 | EB5IVB | -9 / - | 3 | ✓ Closing fragment |
| 06-11 21:06 | 20m | - / - | G3ROY | -17 / - | 3 | Partial capture |
| 06-11 20:59 | 20m | - / -14 | JH5HDA | -20 / - | 2 | Partial capture |
| 06-11 20:48 | 20m | -13 / - | JA9CWJ | -8 / -9 | 4 | Partial capture |
| 06-11 20:46 | 20m | -4 / - | DK4NB | - / -13 | 2 | ✓ Closing fragment |
| 06-11 20:41 | 20m | - / -8 | JG3RPL | -2 / - | 4 | ✓ Closing fragment |
| 06-11 20:37 | 20m | - / - | EA1EE | -2 / - | 2 | Partial capture |
| 06-11 20:29 | 20m | +3 / - | DL7ARV | - / -14 | 2 | ✓ Closing fragment |
| 06-11 20:27 | 20m | +2 / - | IU8PML | - / -2 | 2 | ✓ Closing fragment |
| 06-11 20:23 | 20m | +12 / - | IV3JRY | - / -4 | 2 | ✓ Closing fragment |
| 06-11 20:20 | 20m | +17 / -6 | I1FLC | +1 / -11 | 6 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 201145 -7 634 YM4KT RD3FY KO85 201215 -13 2018 YM4KT F5RRS JN36 (x3) 201545 -13 634 YM4KT RD3FY KO85 (x3) 201715 -7 634 YM4KT UT0CK KN69 (x3) 201915 -6 1153 YM4KT OE5ROR JN78 (x4) 202130 -11 2535 YM4KT R5AT KO85
UTC dB Audio Message 052845 -18 1565 YM4KT DB1EF JO41 052900 -17 885 CQ YM4KT KM49 052915 -24 1565 YM4KT DB1EF JO41 053030 -10 885 OH1LA YM4KT -20 053045 -23 1566 YM4KT DB1EF R-15 053100 -9 885 OH1LA YM4KT -20 053530 -15 885 UA3WG YM4KT -03 053615 -5 3010 YM4KT F4BYA JN19 (x2) 053730 -16 885 US4LC YM4KT -05 053800 -13 885 CQ YM4KT KM49 053815 -12 584 YM4KT R3PJ KO84 054215 +3 411 YM4KT IK4LZH JN54 (x2) 054700 -13 886 UR5FFC YM4KT RR73
UTC dB Audio Message 215500 -17 1971 CQ YM4KT KM49 (x2) 215615 -9 1971 YM4KT S59MA JN76 (x13)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.