| UTC | |
| USA Pacific | |
| Japan | 
| Date | Call | Grid | Mode | Band | Frequency | 
|---|---|---|---|---|---|
| 27 Mar 14 | MM3WYM | IO75ow | PSK31 | 10m | 28.121596 | 
| 21 Nov 11 | GM0SDV | IO75ws | PSK31 | 10m | 28.121013 | 
| 10 Nov 11 | MM3WYM | IO75ow | PSK31 | 10m | 28.121508 | 
| 14 Oct 11 | 2M0YIO | IO75pp | PSK31 | 10m | 28.120836 | 
| 12 Oct 11 | MM0ABB | IO75rp | PSK31 | 12m | 24.921328 | 
| 04 Nov 10 | MM3WZL | IO75to | PSK31 | 17m | 18.100000 | 
| 04 Nov 10 | GM4WZL | IO75to | PSK31 | 17m | 18.101620 | 
| 30 Sep 10 | 2M0YIO | IO75pp | PSK31 | 20m | 14.071360 | 
| 09 Mar 10 | MM0ABB | IO75rp | PSK31 | 17m | 18.100836 | 
| 19 Feb 10 | GM0KWW | IO75ng | PSK31 | 17m | 18.102292 | 
| 21 Oct 09 | GM0CHM | IO75su | PSK31 | 20m | 14.071383 | 
| 28 Sep 09 | GA0SDV | IO75xs | PSK31 | 20m | 14.072009 | 
| 28 Aug 09 | GM0SDV | IO75ws | PSK31 | 20m | 14.072064 | 
| 27 Feb 09 | MM0ABB | IO75rp | PSK31 | 20m | 14.071736 | 
| 29 Jan 09 | GM0SDV | IO75ws | PSK31 | 20m | 14.071985 | 
| 04 Nov 08 | GM0KWW | IO75nf | PSK31 | 20m | 14.072160 | 
| 10 Oct 08 | GM0SDV | IO75ws | PSK31 | 20m | 14.072161 |