<br><br><div class="gmail_quote">On Wed, Jan 27, 2010 at 5:13 PM, Thiago Veloso <span dir="ltr"><<a href="mailto:thi_veloso@yahoo.com.br">thi_veloso@yahoo.com.br</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<table cellspacing="0" cellpadding="0" border="0"><tbody><tr><td valign="top" style="font:inherit"><div> Accordingly to this website (<a href="http://disc.sci.gsfc.nasa.gov/daac-bin/DataHoldings.pl" target="_blank">http://disc.sci.gsfc.nasa.gov/daac-bin/DataHoldings.pl</a>), there is no precipitation dataset on the listings.</div>
<div><br></div></td></tr></tbody></table></blockquote><div><br></div><div>MERRA's emphasis is on the hydrological cycle, therefore precipitation is a key parameter. If you have the opengrads bundle start</div><div><br>
</div><div>% merra</div><div><br></div><div>then click on the [Monthly]/[Surface Fluxes] and select any of the precipitation variables.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<table cellspacing="0" cellpadding="0" border="0"><tbody><tr><td valign="top" style="font:inherit"><div></div><div> However, I'd recommend you to look for precipitation data on GPCP, TRMM or CMORPH programs.</div><div>
<br></div></td></tr></tbody></table></blockquote><div><br></div><div>Precipitation from reanalyses are model derived parameters. Although MERRA precipitation has been evaluated against GPCP and other datasets, this is not a direct measurement. It is most useful in the context of the other climate parameters provided by MERRA.</div>
<div><br></div><div> Arlindo</div><div><br></div><div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><table cellspacing="0" cellpadding="0" border="0">
<tbody><tr><td valign="top" style="font:inherit"><div></div><div> Best regards,</div><div><br></div><div> Thiago.</div><br>--- On <b>Wed, 27/1/10, Diego Souza <i><<a href="mailto:dsouza@CPTEC.INPE.BR" target="_blank">dsouza@CPTEC.INPE.BR</a>></i></b> wrote:<br>
<blockquote style="border-left:2px solid rgb(16, 16, 255);margin-left:5px;padding-left:5px"><br>From: Diego Souza <<a href="mailto:dsouza@CPTEC.INPE.BR" target="_blank">dsouza@CPTEC.INPE.BR</a>><br>Subject: Question about MERRA<div class="im">
<br>To: <a href="mailto:GRADSUSR@LIST.CINECA.IT" target="_blank">GRADSUSR@LIST.CINECA.IT</a><br></div>Date: Wednesday, 27 January, 2010, 15:04<div><div></div><div class="h5"><br><br><div>Hi,<div><br></div><div>I would like kown if have precipitation data in the MERRA
datasets.</div><div><br></div><div>Thanks,<br clear="all">_________________________________________<br><br>Diego Oliveira de Souza<br>Grupo de Estudos Ambientais Integrados (GEAI) <br>
Instituto Nacional de Pesquisas Espaciais - INPE<br>Cachoeira Paulista - SP<br>Fone: (12) 31869512<br>Cel: (12) 91219668<br>_________________________________________<br>
</div>
</div></div></div></blockquote></td></tr></tbody></table><br>
</blockquote></div><br><br clear="all"><br>-- <br>Arlindo da Silva<br><a href="mailto:dasilva@alum.mit.edu">dasilva@alum.mit.edu</a><br>