K4JRS — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving K4JRS, decoded by SO8OO in southeastern Poland. 122 related FT8 messages, 1 CQ messages, observed on 60m, 40m, 20m, across 7 UTC dates. Heard between 2026-06-09 and 2026-08-20.
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 K4JRS worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by K4JRS
Approximate centre of EM73, decoded 2026-07-29 02:07 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 | K4JRS S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-20 02:23 | 60m | -16 / -5 | DK7ZT | -11 / -18 | 11 | ✓ Full exchange observed |
| 08-20 02:20 | 60m | -19 / -10 | HA7TM | -12 / -7 | 5 | Partial capture |
| 08-20 02:20 | 60m | -17 / -1 | ON7KEI | -13 / -17 | 9 | ✓ Full exchange observed |
| 08-20 02:16 | 60m | -18 / 0 | DL7FE | -8 / -20 | 8 | ✓ Full exchange observed |
| 08-20 02:13 | 60m | -17 / -6 | F5PBG | -10 / -10 | 10 | ✓ Full exchange observed |
| 08-20 02:10 | 60m | -17 / -5 | EC3A | -17 / -10 | 9 | ✓ Full exchange observed |
| 08-14 01:49 | 60m | - / - | 7Z1XX | -12 / - | 3 | Partial capture |
| 08-14 01:48 | 60m | - / - | DD6ZV | 0 / - | 2 | Partial capture |
| 08-14 01:46 | 60m | - / - | 9A4ZM | -15 / - | 2 | Partial capture |
| 08-14 01:46 | 60m | - / - | F8NHF | +2 / - | 3 | Partial capture |
| 08-14 01:41 | 60m | - / - | F8NHF | +2 / - | 5 | Partial capture |
| 08-14 01:41 | 60m | - / -4 | OZ8ABA | +10 / - | 2 | ✓ Closing fragment |
| 08-14 01:33 | 60m | - / +10 | IT9FGA | 0 / - | 4 | ✓ Closing fragment |
| 08-14 01:32 | 60m | - / - | DD6ZV | +4 / - | 2 | Partial capture |
| 08-14 01:32 | 60m | - / -3 | G0AZH | 0 / - | 4 | Partial capture |
| 08-14 01:32 | 60m | - / - | ON7KEI | -16 / - | 4 | Partial capture |
| 08-14 01:28 | 60m | - / +4 | DG4BZ | -6 / - | 2 | Partial capture |
| 08-14 01:25 | 60m | - / -15 | F5RAV | -8 / - | 5 | ✓ Closing fragment |
| 08-14 01:25 | 60m | - / - | SP9UPH | -16 / - | 4 | Partial capture |
| 08-14 01:25 | 60m | - / -12 | US2YW | -19 / - | 3 | ✓ Closing fragment |
| 07-29 02:07 | 20m | -15 / - | SP9JCN | - / -14 | 7 | ✓ Closing fragment |
| 07-29 02:01 | 20m | -11 / - | DJ2MS | - / - | 2 | Partial capture |
| 07-29 01:49 | 20m | -20 / - | 7Z1BQ | -23 / -11 | 3 | ✓ Closing observed |
| 07-29 01:31 | 20m | -23 / - | PD9JPV | - / - | 4 | ✓ Closing fragment |
| 07-27 01:22 | 20m | -12 / - | EA3HMM | - / -11 | 3 | ✓ Closing fragment |
| 07-27 01:19 | 20m | -11 / - | OE8DDX | - / -7 | 2 | ✓ Closing fragment |
| 07-27 01:14 | 20m | -6 / - | HA9GKL | - / - | 2 | ✓ Closing fragment |
| 07-27 01:11 | 20m | -7 / - | UR4QWW | - / - | 2 | Partial capture |
| 07-23 01:31 | 20m | - / - | IK4TVP | -19 / - | 3 | Partial capture |
| 07-23 01:30 | 20m | - / -12 | HB9XBY | -12 / - | 2 | ✓ Closing fragment |
| 07-17 23:38 | 20m | - / -10 | IK4TVP | -12 / - | 2 | Partial capture |
| 07-17 23:33 | 20m | - / -7 | 9K2YM | -7 / - | 2 | ✓ Closing fragment |
| 06-19 00:57 | 40m | - / - | F5NNN | -1 / - | 6 | Partial capture |
| 06-19 00:52 | 40m | - / -8 | EA1IOK | -4 / - | 2 | ✓ Closing fragment |
| 06-19 00:49 | 60m | - / -6 | DK7ZT | -15 / - | 2 | Partial capture |
| 06-19 00:38 | 20m | -2 / -3 | A61CK | +4 / - | 8 | Partial capture |
| 06-10 00:47 | 40m | - / -11 | PW8BR | -16 / - | 3 | Partial capture |
| 06-10 00:42 | 40m | - / - | F6FHZ | -8 / - | 3 | Partial capture |
| 06-10 00:39 | 40m | -9 / - | SP5MIG | -12 / - | 2 | ✓ Closing observed |
| 06-10 00:37 | 40m | - / - | F1IQH | -3 / - | 2 | Partial capture |
| 06-10 00:37 | 40m | - / -6 | DK7ZT | +2 / - | 4 | Partial capture |
| 06-10 00:36 | 40m | - / - | IZ8DBJ | +3 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 022215 -18 1421 ON7KEI K4JRS -17 022230 -6 1182 K4JRS ON7KEI R-01 022245 -16 1421 ON7KEI K4JRS RR73 022300 -16 1901 K4JRS DK7ZT -05 022300 -19 1182 K4JRS ON7KEI 73 022315 -18 1190 DK7ZT K4JRS R-18 022330 -7 1901 K4JRS DK7ZT RR73 022345 -16 1190 DK7ZT K4JRS R-18 022400 -11 1901 K4JRS DK7ZT RR73 022415 -16 1191 DK7ZT K4JRS R-18 022430 -11 1901 K4JRS DK7ZT RR73 022445 -14 1191 DK7ZT K4JRS R-18 022500 -12 1901 K4JRS DK7ZT RR73 022615 -14 1191 DK7ZT K4JRS R-18 (x2)
UTC dB Audio Message 013345 -24 1871 PD9JPV K4JRS 73 013800 -12 881 OE8DDX K4JRS EM73 014900 -20 1626 7Z1BQ K4JRS R-11 014915 -23 1628 K4JRS 7Z1BQ RR73 014930 -20 1627 7Z1BQ K4JRS 73 015315 -21 1714 UA4SN K4JRS R-12 020130 -10 1105 DJ2MS K4JRS EM73 (x2) 020730 -14 1514 SP9JCN K4JRS EM73 (x7)
UTC dB Audio Message 004230 -16 1036 K4JRS F6FHZ JN18 (x3) 004715 -16 798 K4JRS PW8BR -11 (x3) 005100 +0 398 K4JRS 9A60CBM -08 005230 -5 438 K4JRS EA1IOK R-08 (x2) 005700 -2 1475 K4JRS F5NNN IN94 (x6)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.