Table 3 Construction time of the Great Wall in 1522–1566 (chronological)
From: Temporal and spatial distribution characteristics of the Ming Great Wall
Name | The dating of China | Calendar year/AD | Starting point coordinates (X, Y) | Ending point coordinates (X, Y) | Literature records of length (km) | Existing length (km) | Total length (km) | Percentage (%) |
|---|---|---|---|---|---|---|---|---|
Ningxia town | Jiajing 9th | 1529 | 106.646°E, 39.210°N | 106.816°E, 39.165°N | 30.91 | 20.216 | 280.223 | 35.31 |
Jiajing 10th | 1531 | 105.798°E, 37.958°N | 105.861°E 38.296°N | 28.62 | 17.712 | |||
Jiajing 10th | 1531 | 106.385°E, 39.050°N | 106.569°E, 38.975°N | > 45.792 | 73.987 | |||
Jiajing 17th | 1538 | 105.837°E 38.245°N | 106.634°E 39.198°N | Not Recorded | 154.65 | |||
Jiajing 19th | 1540 | 105.789°E, 38.363°N | 105.861°E, 38.296°N | 28.042 | 13.658 | |||
Gansu town | Jiajing 10th | 1531 | 102.749°E, 38.198°N | 103.837°E, 36.072°N | Not Recorded | 314.565 | 461.062 | 33.48 |
Jiajing 15th | 1536 | 101.366°E, 38.581°N | 102.749°E, 38.198°N | > 57.24 | 131.738 | |||
Jiajing 18th | 1539 | 98.200°E, 39.747°N | 98.202°E, 39.756°N | 17.172 | 14.759 | |||
Shanxi town | Jiajing 13th | 1534 | 112.527°E, 39.073°N | 112.636°E, 39.089°N | 46.24 | 20.497 | 186.064 | 33.19 |
Jiajing 19th | 1540 | 112.123°E, 39.298°N | 112.331°E, 39.102°N | 73.267 | 73.267 | |||
Jiajing 23th | 1544 | 111.874°E, 39.648°N | 111.879°E, 39.591°N | 12.164 | 12.164 | |||
Jiajing 23th | 1544 | 111.874°E, 39.590°N | 112.118°E, 39.2306°N | 80.136 | 80.136 | |||
Guyuan town | Jiajing 16th | 1536 | 106.093°E, 37.378°N | 106.450°E, 37.114°N | 71.55 | 15.036 | 145.176 | 30.32 |
Jiajing 32th | 1553 | 103.290°E, 36.070°N | 104.418°E, 36.421°N | 171.72 | 145.176 | |||
Datong town | Jiajing 25th | 1546 | 112.844°E, 40.202°N | 113.503°E, 40.487°N | > 74.412 | 115.034 | 115.033 | 12.73 |
Xuanfu town | Jiajing 28th | 1549 | 115.433°E, 40.791°N | 116.133°E, 40.731°N | Not Recorded | 79.452 | 151.382 | 20.00 |
Jiajing 28th | 1549 | 115.507°E, 40.825°N | 116.195°E, 40.800°N | Not Recorded | 71.930 |