Questions tagged [hong-kong]

Hong Kong (HKG) is a special administrative area of the People's Republic of China.

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1answer
356 views

Convert X, Y into Latitude,Longitude with unknown system

I have a set of X, Y values that indicate some locations in Hong Kong. But I am not able to convert the X/Y into latitude/longitude since the coordinate system is unknown. Is there any way I can fit ...
1
vote
1answer
465 views

PyProj - Transform coordinate in “HK80 grid” to “WGS 84 / UTM zone 49N or 49S”

Am trying to use python pyproj to do the above conversion (convert/transform from Hong Kong GRID to Hong Kong UTM), but am getting different values from the expected result. My expected conversion ...
-2
votes
2answers
629 views

Offline geocoding for web on Windows systems [closed]

I'm developing an WebGIS in Windows development platform that cannot use Internet and need to deal with maps and positioning. The place where I need to geocode to is HongKong. Download OpenStreetMap'...
0
votes
0answers
71 views

Inconsistent coordinates of centroid were found using the given value of radius of curvature in the prime vertical and in the meridian

I am currently writing a function on geodetic datum transformation in Hong Kong by referring to the Explanatory Notes on Geodetic Datums in Hong Kong by the Survey & Mapping Office of the Lands ...