Contour interval

No. of pixels

Pixel area

Area (sq m)

Area (sq km)

Area %

Relative area

Relative height

20

11,196

400

4,478,400

4.47

10.3588

0.100

0.083

21 - 40

2318

400

927,200

0.92

2.14466

0.049

0.166

41 - 60

2904

400

1,161,600

1.16

2.68684

0.062

0.250

61 - 80

10,583

400

4,233,200

4.23

9.79164

0.236

0.330

81 - 100

18,565

400

7,426,000

7.42

17.1767

0.396

0.416

101 - 120

17,021

400

6,808,400

6.80

15.7482

0.363

0.500

121 - 140

21,074

400

8,429,600

8.42

19.4981

0.450

0.583

141 - 160

17,134

400

6,853,600

6.85

15.8527

0.366

0.660

161 - 180

5270

400

2,108,000

2.10

4.87592

0.112

0.750

181 - 200

1505

400

602,000

0.60

1.39246

0.032

0.833

201 - 220

417

400

166,800

0.16

0.38581

0.009

0.916

221 - 240

95

400

38,000

0.03

0.08789

0.002

1.000