| UTC | |
| USA Pacific | |
| Japan |
| Date | Call | Grid | Mode | Band | Frequency |
|---|---|---|---|---|---|
| 25 Nov 20 | KX0S | EN21ac | FT8 | 40m | 7.075200 |
| 22 Nov 20 | K0WOI | EN21xr | FT8 | 40m | 7.075834 |
| 19 Oct 20 | KD0YTI | EN21bg | FT8 | 20m | 14.076500 |
| 28 Sep 20 | KL7NW | EN21ah | FT8 | 20m | 14.076005 |
| 20 Sep 20 | KL7NW | EN21ah | FT8 | 80m | 3.574800 |
| 28 Apr 14 | KD0NMD | EN21ad | PSK31 | 15m | 21.071824 |
| 29 Sep 12 | N0NI | EN21vw | RTTY | 15m | 21.085544 |
| 09 Mar 12 | WD0DMO | EN21bd | PSK31 | 40m | 7.035696 |
| 12 Feb 12 | N0XR | EN21vw | RTTY | 15m | 21.080000 |
| 07 Jan 12 | N0NI | EN21vw | RTTY | 15m | 21.080786 |
| 12 Apr 11 | WA0GUD | EN21mr | PSK31 | 30m | 10.142146 |
| 16 May 10 | WD0BFO | EN21bf | PSK31 | 17m | 18.101102 |
| 18 Apr 10 | WA0GUD | EN21mr | PSK31 | 17m | 18.101727 |
| 09 Jan 10 | WB0M | EN21ag | PSK31 | 20m | 14.072425 |
| 27 Dec 09 | WA0GUD | EN21mr | PSK31 | 17m | 18.101116 |
| 10 Dec 09 | WA0GUD | EN21mr | PSK31 | 40m | 7.035889 |
| 26 Apr 09 | WB0M | EN21ag | PSK31 | 20m | 14.070641 |
| 03 Apr 09 | K0MDV | EN21sa | PSK31 | 40m | 7.036993 |
| 10 Jan 09 | W0KT | EN21ae | PSK31 | 80m | 3.582309 |
| 27 Nov 08 | WD0BFO | EN21bf | PSK31 | 30m | 10.141485 |
| 09 Nov 07 | AC0DQ | EN21an | PSK31 | 20m | 14.071897 |