Web-based Transformation Tool
Version 3.4.3
Geodetic Survey Section
Lands Department
A
A
A
Coordinates Transformation API
This is a service to conduct coordinates transformation using HTTP request. For more details, please refer to
manual
Note:
1. WGS84 (ITRF96) reference frame refers to epoch 1998:121
2. Vertical Datum transformation is only available between
WGS84 (ITRF96) Geographic Coordinates
and
HK1980 Grid Coordinates
Please complete the following selection.
Transform From:
Please Select INPUT Datum
HK1980 Grid (Northing / Easting) (e.g. 840975.044mN 853223.516mE)
HK1980 Geographic (Latitude / Longitude) (e.g.22.3035, 114.2021)
WGS84 (ITRF96) Geographic (Latitude / Longitude) (e.g.22.5083, 114.5083)
UTM Grid (WGS84 Datum) (e.g.50Q 226523mE 2491523mN)
UTM Grid Reference (WGS84 Datum) (e.g.50Q-KK 265 915)
Please Select Format for INPUT Datum
Degree Minute Second (DDD.MMSS) (e.g.22.3030, 114.3030)
Decimal Degree (DDD.DDD) (e.g.22.5083, 114.5083)
Degree Minute (DD.MM) (e.g.22.305, 114.305)
Transform To:
Please Select OUTPUT Datum
HK1980 Grid (Northing / Easting) (e.g. 840975.044mN 853223.516mE)
HK1980 Geographic (Latitude / Longitude) (e.g.22.3035, 114.2021)
WGS84 (ITRF96) Geographic (Latitude / Longitude) (e.g.22.5083, 114.5083)
UTM Grid (WGS84 Datum) (e.g.50Q 226523mE 2491523mN)
UTM Grid Reference (WGS84 Datum) (e.g.50Q-KK 265 915)
Please Select Format for OUTPUT Datum
Degree Minute Second (DDD.MMSS) (e.g.22.3030, 114.3030)
Decimal Degree (DDD.DDD) (e.g.22.5083, 114.5083)
Degree Minute (DD.MM) (e.g.22.305, 114.305)
Datum (Vertical)
Required Vertical Datum Transformation?
YES
NO
Data Input
Microsoft Internet Explorer does not support File Upload option.
Data Provided by:
Manual Input
File Upload (Comma "," seperator)
File Upload (Space " " seperator)
Next
User Selection
Transform From:
Transform To:
Note:
Vertical Transformation Geoid model refers to HKGEOID2016_SMO
Note:
Ellipsoidal Height is set to zero for computation
User Keyin Table
Point ID
Zone
Zone
Keyin
Keyin
Keyin
Keyin
Zone
Zone
Keyin
Keyin
Keyin
Remark
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Input
Zone
49Q
50Q
Zone
49Q-GE
49Q-HE
50Q-JK
50Q-KK
49Q-GQ
49Q-HQ
50Q-JV
50Q-KV
Input
Input
Input
Compute
Edit
Clear All
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Step 1: Select File
Note:
1. Your submitted file MUST contains column
.
2. Name of column is case insensitive.
3. The order of columns is insignificant.
4. Vertical Transformation Geoid model refers to HKGEOID2016_SMO
Error:
Please check the header of your submitted file.
Error:
The size of submitted file must be less than 1. MB.
Error:
Unknown error. Please contact geodetic@landsd.gov.hk for support.
Select file
Sample File
Step 2: Computation
Compute
Re-select file
Step 3: File Download
Processing... Please Wait.
Only the first 10000 records were computed.
Upload Another File
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