共和盆地沙地空间分布格局变化特征
高娜, 胡光印, 董治宝

Change characteristics of spatial distribution pattern of sandy land in Gonghe Basin
Na Gao, Guangyin Hu, Zhibao Dong
表2 19802020年各区域沙地重心和沙地重心迁移
Table 2 Sandy land barycenters and migration data from 1980 to 2020
区域年份沙地重心迁移距离 /km迁移方向 /(°)迁移度时段沙地重心移动
经度(E)纬度(N)距离/km角度/(°)
A1980100°35′15.544″35°55′05.621″53.13124.860.41\\\
1990100°34′42.110″35°54′29.922″53.05126.360.381980—19901.39218.84
2000100°34′38.335″35°54′30.232″52.97126.410.381990—20000.09278.53
2010100°34′39.637″35°54′22.017″53.14126.620.382000—20100.26175.62
2020100°34′45.359″35°54′12.440″53.42126.800.382010—20200.33157.44
平均值\\53.14126.210.391980—20201.83206.56
B1980100°12′35.614″36° 10′55.253″43.41107.870.83\\\
1990100°12′35.617″36° 10′55.250″43.41107.870.831980—19900.00141.59
2000100°12′34.797″36° 10′57.503″43.37107.790.821990—20000.07346.89
2010100°12′35.358″36° 10′56.791″43.39107.810.832000—20100.03151.22
2020100°12′42.548″36° 10′54.671″43.58107.830.832010—20200.19113.44
平均值\\43.43107.830.831980—20200.1798.90
C1980100°25′20.430″36°03′16.092″42.92119.560.65\\\
1990100°23′05.287″36°03′44.740″39.56120.580.601980—19903.44287.81
2000100°23′00.077″36°03′45.477″39.44120.630.601990—20000.13282.90
2010100°22′39.249″36°03′50.351″38.91120.790.592000—20100.53289.15
2020100°22′31.685″36°03′46.971″38.80121.060.592010—20200.21243.25
平均值\\39.93120.520.611980—20204.26285.82
D1980100°35′15.544″35°55′05.621″31.94120.720.32\\\
1990100°34′42.110″35°54′29.922″31.77123.200.291980—19901.39218.84
2000100°34′38.335″35°54′30.232″31.69123.270.291990—20000.09278.53
2010100°34′39.637″35°54′22.017″31.85123.640.292000—20100.26175.62
2020100°34′45.359″35°54′12.440″32.12123.970.292010—20200.33157.44
平均值\\31.88122.960.301980—20201.83206.56
E1980100°50′44.911″35° 42′18.233″3.03340.100.08\\\
1990100°43′43.003″35° 43′10.946″12.39293.520.311980—199010.54281.46
2000100°43′29.202″35° 42′56.722″12.56291.060.321990—20000.56219.81
2010100°51′44.998″35° 40′47.043″0.34102.140.012000—201012.90110.82
2020100°51′45.530″35° 40′47.499″0.3599.460.012010—20200.0244.94
平均值\\5.74225.260.151980—20203.22154.67