| DII x II |
| Roman 104 |
| Twice DII |
| Roman 1004 |
| Roman 1,014 |
| DII doubled |
| 1004, to Marcus |
| CCLI quadrupled |
| 11th-century date |
| 1,004, in old Rome |
| Leif Ericson's time. |
| Four-thirds of DCCLIII |
| Early 11th-century date |
| Year in Basil II's rule |
| Year in Leif Ericson's era |
| More than a millennium ago |
| When Henry II invaded Italy |
| Early second-millennium year |
| Early second-millennium date |
| Early in the eleventh century. |
| Year Pope John XVIII was anointed |
| Year Pope John XVIII's reign began |
| Year in Ethelred the Unready's reign |
| Year in the rule of Ethelred the Unready |