Tagged Questions

Longitude is a geographic coordinate that specifies the east-west position of a point on the Earth's surface.

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4
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1answer
93 views

Display XY Format to Shapefile (Scale)

Using ArcView 10.1 and using excel for Lat/Long conversion to a shapefile. The original Lat/Long has 7 numerical characters past the decimal point xx.1143717. When I convert this excel into a ...
0
votes
1answer
145 views

convert GPS to x,y using reference node

i am using sensor nodes and their antenna to calculate GPS coordinates as notation of (degrees/minutes/seconds), i have some question of how to do these things: how can i convert latitude and ...
0
votes
1answer
54 views

Shrinking the co-ordinates into a unique number

I have a bunch of data's in my gpx files. I would like to shrink those bulk data's(co-ordinates) into a single ID or sort of something. any suggestions?
2
votes
0answers
117 views

calculating bounding box from known centre coordinate and zoom

I have a map, the centre of that map (centrepoint) is = -37,175 ( gps) I know the zoom of the map = 13 I know the size = 320x320px I know there is 111111m in a degree of latitude and a varying degree ...
2
votes
0answers
94 views

how to convert lat and longitude into distance near poles?

I am trying to convert latitude and longitude into meters in polar regions. I am looking for higher accuracy upto 0.00 meters preferably. I tried the haversine formula but it doesnt seem to be ...
2
votes
0answers
196 views

Convert Lat/Long to UTM specifying which zone to use (Java)

I have a set of coordinates in decimal degrees spread across two UTM zones in my Java application that I want to export to use in Petrel, so they need to be in the same UTM zone. Is there a java ...
1
vote
0answers
72 views

Using gdal to convert from UTM to equidistant lat/lon

I am getting rather confused with converting a UTM gridded dataset into a equidistant/rectangular latlon gridded dataset. Can anybody help me? I have a UTM set with the following projection: ...
1
vote
0answers
240 views

convert GPS to XY coordinates

if i have obtain GPS coordinates as Latitude/Longitude, then i need to convert them to XY coordinates, i see this link actually i need to get the Trilateration , in its equation i need the XY ...
1
vote
0answers
96 views

Google earth incorrectly rendering coordinates?

My circles are rendering funky on the poles, and along the equator. Here are my coordinates: 158.05553767833,-78.151355482613 152.68654993135,-76.924955252783 147.72303124605,-75.713526831152 ...
1
vote
0answers
64 views

What to use to divide longitude on smaller parts than time zones?

I have a database of earth's grid, I have consolidated elements from 1152x576 to 360°x180° and then those degrees into geographical zones and time zones so I get 5(6) geographical zones (N/S frigid, ...
1
vote
0answers
336 views

mixing lon/lat and mercator layers in a MapServer .map file

I have a basic question about my MapServer .map file, which has two layers, each with a different coordinate system, longlat vs. mercator. See my .map file below. If I leave it as shown below, with ...
0
votes
0answers
68 views

Long/lat to tile row and column for a certain layer on EPSG:900913

I have a bunch of XYZ layers rendered in OpenLayers. I want to give a lon, lat and Z value and the system would return the X and Y location of the tile of that XYZ layer. I found the following 2 ...
0
votes
0answers
55 views

Offset a Polygon defined in Lat Lng points by a given distance of miles or km

I am trying apply a positive offset/buffer (enlarge a shape equally from the borders) to a polygon that is made up of a series of latitude/longitude coordinates by a distance that is defined in either ...
0
votes
0answers
68 views

How to convert ISO 6709 cordinates?

I would like to convert ISO 6709 coordiantes to string ? For example Latitude: 1002.0672 N Longitude : 07624.1767 E Can you provide Java function ? I go through it , but didn't get the answer..