There’s really no need to convert your lat-lon values to values between 0 and 2, or 2 and 4. Let’s say your lon values range from -180 to +180 and lat ranges from -90 to +90. You can display the data directly with something like -
If i use this then, also the projected values, after plotting will be displayed very small… Coz all values lies between the range of 72 and 73… I want the displayed objects to be directly displayed at the center of the screen with whatever lat lon range they have…