Centuries: 10th century - 11th century - 12th century
Decades: 990s - 1000s - 1010s - 1020s - 1030s - 1040s - 1050s - 1060s - 1070s - 1080s - 1090s
1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050