| UTC | |
| USA Pacific | |
| Japan | 
| Date | Call | Grid | Mode | Band | Frequency | 
|---|---|---|---|---|---|
| 20 Mar 14 | M1EHI | IO83qp | PSK31 | 10m | 28.121398 | 
| 26 Oct 12 | G4KHG | IO83qk | PSK31 | 10m | 28.120000 | 
| 25 Oct 12 | G4WHX | IO83tl | PSK31 | 10m | 28.121299 | 
| 12 Nov 11 | G1PIE | IO83qr | PSK31 | 10m | 28.121135 | 
| 12 Nov 11 | G1PIE | IO83QR | PSK31 | 10m | 28.000000 | 
| 05 Nov 11 | G7JWR | IO83wa | PSK31 | 10m | 28.120798 | 
| 07 Dec 10 | G4DBX | IO83sd | PSK31 | 17m | 18.101761 | 
| 07 Dec 10 | G4DBX | IO83SD | PSK31 | 17m | 18.101800 | 
| 01 Mar 10 | G0WRE | IO83nk | PSK31 | 17m | 18.101934 | 
| 21 Dec 09 | 2E0GHQ | IO83mq | PSK31 | 20m | 14.071574 | 
| 19 Nov 08 | G0UZP | IO83vc | PSK31 | 20m | 14.070614 | 
| 17 Jan 08 | G4KHG | IO83qk | PSK31 | 20m | 14.072620 | 
| 05 Dec 07 | M0PSK | IO83ll | PSK31 | 20m | 14.071310 |