[CF-metadata] Salinity units

From: Russ Rew <russ>
Date: Fri, 19 Jun 2009 09:32:34 -0600

Karl,

> We are using dB for one of the radar reflectivity fields that will be
> collected as part of CMIP5. So, I second Jonathan's suggestion to allow
> "dB" as a unit in udunits. No one has ever mentioned to me what the
> "reference level" for this field is, so I'm afraid it won't be part of
> the units.

It's just been pointed out to me that the standard unit for radar
reflectivity is "dBZ", which is included in the current release of
udunits. It is defined there as equal to "0.1 lg(re (1e-6 m)^3)", so
the reference level is included in the definition.

--Russ
Received on Fri Jun 19 2009 - 09:32:34 BST