> I'm attempting to convert latitude and longitude coordinates from degrees
> minutes and second to decimal form. I would like to go from:
>     N39 42 36.3 W77 42 51.5
>  to:
> -77.739855,39.706666

> Does anyone know of a library or some existing out their to help with  
> this
> conversion?

> I'm attempting to convert latitude and longitude coordinates from degrees
> minutes and second to decimal form. I would like to go from:
>     N39 42 36.3 W77 42 51.5
>  to:
> -77.739855,39.706666

> Does anyone know of a library or some existing out their to help with  
> this
> conversion?

> En Fri, 13 Nov 2009 16:05:26 -0300, Ronn Ross <ronn.r...@gmail.com> escribió:

>> I'm attempting to convert latitude and longitude coordinates from degrees
>> minutes and second to decimal form. I would like to go from:
>>    N39 42 36.3 W77 42 51.5
>> to:
>> -77.739855,39.706666

>> Does anyone know of a library or some existing out their to help with this
>> conversion?

> Should be:

> decimal = degrees + minutes/60.0 + seconds/3600.0
> N,E are positive; S,W are negative.

> But the above numbers don't match.

> On Nov 15, 2009, at 11:08 AM, Gabriel Genellina wrote:
>> En Fri, 13 Nov 2009 16:05:26 -0300, Ronn Ross <ronn.r...@gmail.com>  
>> escribió:

>>> I'm attempting to convert latitude and longitude coordinates from  
>>> degrees
>>> minutes and second to decimal form. I would like to go from:
>>>    N39 42 36.3 W77 42 51.5
>>> to:
>>> -77.739855,39.706666

>> decimal = degrees + minutes/60.0 + seconds/3600.0
>> N,E are positive; S,W are negative.
>> But the above numbers don't match.

> It is more complicated than that. For negative numbers the value is  
> degrees -minutes/60. - seconds/3600.
> And people always trip up on numbers that start with -00 :)