Re: mixhum_ptrh (specific humidity)

(ep*es)/(p-es) => (mb)/(mb)

ep = ratio molecular weight of water vapour/dry air = 0.622
This is dimensionless.

On 7/10/12 10:29 AM, Zachary Mangin wrote:
> NCL Developers,
>
> I am inquiring about specific humidity. How exactly is it calculated in
> the function, /mixhum_ptrh/? The equation I find from previous e-mails
> is q = rh * ((ep*es)/(p-es)). I assumed this to be the correct form of
> Clausius-Clapeyron. Do units work out though? If ep and es are in mb and
> rh is in percent, how do the units work out to kg/kg? I obtain just
> units of mb. Is this just a proxy? Thanks.
>
> -Zac
>
>
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Received on Tue Jul 10 14:37:05 2012