Dear Sir/Madam<div><br></div><div>I need help</div><div>I have problem with grads command,</div><div>I am not well understand with command gr2XY,</div><div><br></div><div>Actually I want to convert the lon 100  to 101, and lat 0 to 1 to distance (km)</div>
<div>let think that lon 100 is 0 km, and lat 0 is 0 km,</div><div><br></div><div>what command I can use to convert lon and lat to km?</div><div><br></div><div>Thank you very much for your help<br clear="all"><div><br></div>
<div>best regards,</div>-- <br><span style="font-family:arial,helvetica,sans-serif;font-size:16px;background-color:rgb(255,255,255)">-------------</span><br style="font-family:arial,helvetica,sans-serif;font-size:16px;background-color:rgb(255,255,255)">
<span style="font-family:arial,helvetica,sans-serif;font-size:16px;background-color:rgb(255,255,255)">Wendi Harjupa. ST                                            </span><br style="font-family:arial,helvetica,sans-serif;font-size:16px;background-color:rgb(255,255,255)">
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