Dear Christophe, Philip, All, No further comments have been received regarding the proposed name: mole_content_of_ozone_in_atmosphere_layer; mol m-2. The name is therefore accepted for inclusion in the standard name table and will be added at the next update.
Best wishes, Alison ------ Alison Pamment Tel: +44 1235 778065 NCAS/British Atmospheric Data Centre Email: [email protected] STFC Rutherford Appleton Laboratory R25, 2.22 Harwell Oxford, Didcot, OX11 0QX, U.K. > -----Original Message----- > From: CF-metadata [mailto:[email protected]] On Behalf > Of [email protected] > Sent: 24 January 2013 14:03 > To: [email protected]; [email protected] > Cc: Miles, Georgina (STFC,RAL,RALSP); [email protected]; > [email protected] > Subject: Re: [CF-metadata] standard name for ozone partial column in > atmosphere layer > > Dear Christophe and Philip, > > thank you both for your comments. The amended proposal is now: > > mole_content_of_ozone_in_atmosphere_layer; mol m-2 > > ' "Content" indicates a quantity per unit area. The > "content_of_X_in_atmosphere_layer" refers to the vertical integral > between two specified levels in the atmosphere. "Layer" means any layer > with upper and lower boundaries that have constant values in some vertical > coordinate. There must be a vertical coordinate variable indicating the > extent of the layer(s). If the layers are model layers, the vertical > coordinate > can be model_level_number, but it is recommended to specify a physical > coordinate (in a scalar or auxiliary coordinate variable) as well. For the > mole > content integrated from the surface to the top of the atmosphere, standard > names including "atmosphere_mole_content_of_X" are used. The chemical > formula for ozone is O3. "mole_content_of_ozone_in_atmosphere_layer" is > usually measured in Dobson Units which are equivalent to 446.2 micromoles > m-2. N.B. Data variables containing column content of ozone can be given > the standard name of either equivalent_thickness_at_stp_o > f_atmosphere_ozone_content or atmosphere_mole_content_of_ozone. > The latter name is recommended for consistency with mole content names > for chemical species other than ozone.' > > I think this proposal is in pretty good shape and unlikely to be > controversial. > Therefore, unless further comments are received within the next seven > days the name will be accepted for addition to the standard name table. > > Philip made a comment about the order of the wording: > > > > Although this shouldn't affect the current proposal, I note for the record > that it seems strange that for the Integral of the whole atmosphere > > our pattern is: > > > > atmosphere_X_content > > > > But for a partial integral we put 'atmosphere' after X: > > > > X_content_of_atmosphere_layer > > > > The standard name Guidelines http://cf-pcmdi.llnl.gov/documents/cf- > standard-names/guidelines don't explicitly cover the different word order > for atmosphere and atmosphere_layer, however, I think this case is very > like the situation described for surfaces in the 'Qualifications' section of > the > document. Following the same thinking, a single word qualification such as > 'atmosphere' would go at the beginning of the name whereas a multi-word > phrase such as 'atmosphere_layer' would go at the end after a connecting > word such as 'of' or 'in'. Certainly this is the approach we have taken with > all > the existing atmosphere and atmosphere_layer names. > > Best wishes, > Alison > > ------ > Alison Pamment Tel: +44 1235 778065 > NCAS/British Atmospheric Data Centre Email: [email protected] > STFC Rutherford Appleton Laboratory > R25, 2.22 > Harwell Oxford, Didcot, OX11 0QX, U.K. > > > > > -----Original Message----- > > From: Christophe Lerot [mailto:[email protected]] > > Sent: 23 January 2013 08:01 > > To: Cameron-smith, Philip > > Cc: Pamment, Alison (STFC,RAL,RALSP); [email protected]; > > [email protected]; Miles, Georgina (STFC,RAL,RALSP) > > Subject: Re: [CF-metadata] standard name for ozone partial column in > > atmosphere layer > > > > Hi Alison and Philip, > > > > I agree with each of your comment. > > > > Best regards, > > Christophe > > > > On 22/01/2013 19:31, Cameron-smith, Philip wrote: > > > Hi Alison, Christophe, et al., > > > > > > I agree that this name follows existing patterns. > > > > > > It would be good to add a comment similar to the one we added for > > atmosphere_mole_content_of_ozone (although we don't currently have > the > > corresponding layer version of > > equivalent_thickness_at_stp_of_atmosphere_ozone_content, so the > > wording will need to be tweaked): > > > > > > "N.B. Data variables containing column content of ozone can be given > the > > standard name of either > > equivalent_thickness_at_stp_of_atmosphere_ozone_content or > > atmosphere_mole_content_of_ozone.The latter name is recommended > for > > consistency with mole content names for chemical species other than > > ozone." > > > > > > Although this shouldn't affect the current proposal, I note for the record > > that it seems strange that for the Integral of the whole atmosphere our > > pattern is: > > > > > > atmosphere_X_content > > > > > > But for a partial integral we put 'atmosphere' after X: > > > > > > X_content_of_atmosphere_layer > > > > > > Best wishes, > > > > > > Philip > > > > > > ----------------------------------------------------------------------- > > > Dr Philip Cameron-Smith, [email protected], Lawrence Livermore National > Lab. > > > ----------------------------------------------------------------------- > > > > > > > > > > > >> -----Original Message----- > > >> From: CF-metadata [mailto:[email protected]] On > > Behalf Of > > >> [email protected] > > >> Sent: Tuesday, January 22, 2013 6:30 AM > > >> To: [email protected]; [email protected] > > >> Cc: [email protected] > > >> Subject: Re: [CF-metadata] standard name for ozone partial column in > > >> atmosphere layer > > >> > > >> Dear Christophe, > > >> > > >> Thank you for proposing this name. I think > > >> mole_content_of_ozone_in_atmosphere_layer is the correct name > and > > it is > > >> consistent with existing names such as > > >> mass_content_of_water_in_atmosphere_layer. The canonical units > > would be > > >> mol m-2 as for the total column name. Regarding your suggested > > definition, I > > >> think we could delete the third sentence: > > >> "mole_content_of_X_in_atmosphere_layer" means the vertically > > integrated > > >> number of moles of X above a unit area" as it is essentially repeating > the > > >> information contained in the previous two sentences, but otherwise it > > looks > > >> fine. > > >> > > >> Best wishes, > > >> Alison > > >> > > >> ------ > > >> Alison Pamment Tel: +44 1235 778065 > > >> NCAS/British Atmospheric Data Centre Email: > > [email protected] > > >> STFC Rutherford Appleton Laboratory > > >> R25, 2.22 > > >> Harwell Oxford, Didcot, OX11 0QX, U.K. > > >> > > >> > > >> > > >>> -----Original Message----- > > >>> From: CF-metadata [mailto:[email protected]] On > > Behalf > > >>> Of Christophe Lerot > > >>> Sent: 22 January 2013 09:35 > > >>> To: [email protected] > > >>> Cc: Jacob van Peet > > >>> Subject: [CF-metadata] standard name for ozone partial column in > > >>> atmosphere layer > > >>> > > >>> Dear all, > > >>> > > >>> Similarly to what has been done for total ozone columns, some > > >>> colleagues of mine would need a standard name for ozone partial > > >>> columns in defined layers of the atmosphere. > > >>> > > >>> Therefore, I'd like to propose such a standard name based on the one > > >>> corresponding to total ozone > > >>> > > >>> "mole_content_of_ozone_in_atmosphere_layer": > > >>> "Content" indicates a quantity per unit area. The > > >>> "content_of_X_in_atmosphere_layer" refers to the vertical integral > > >>> between two specified levels in the atmosphere. > > >>> "mole_content_of_X_in_atmosphere_layer" means the vertically > > >>> integrated number of moles of X above a unit area. "Layer" means any > > >>> layer with upper and lower boundaries that have constant values in > > >>> some vertical coordinate. There must be a vertical coordinate variable > > >>> indicating the extent of the layer(s). If the layers are model layers, > > >>> the vertical coordinate can be model_level_number, but it is > > >>> recommended to specify a physical coordinate (in a scalar or auxiliary > > >>> coordinate variable) as well. For the mole content integrated from the > > >>> surface to the top of the atmosphere, standard names including > > >> "atmosphere_mole_content_of_X" > > >>> are > > >>> used. The chemical formula for ozone is O3. > > >>> "mole_content_of_ozone_in_atmosphere_layer" is usually measured > in > > >>> Dobson Units which are equivalent to 446.2 micromoles m-2. > > >>> > > >>> Thank you for considering this. > > >>> > > >>> Best wishes, > > >>> Christophe > > >>> > > >>> -- > > >>> ----------------------------------------------------- > > >>> Dr. Christophe LEROT > > >>> Belgian Institute for Space Aeronomy > > >>> Chemistry & Physics of Atmospheres > > >>> Avenue circulaire, 3 > > >>> 1180 Brussels > > >>> Belgium > > >>> phone: +32/(0)2-3730-407 > > >>> mobile: +32/(0)472-81.87.00 > > >>> mail: [email protected] > > >>> url: http://uv-vis.aeronomie.be/ > > >>> ----------------------------------------------------- > > >>> > > >>> _______________________________________________ > > >>> CF-metadata mailing list > > >>> [email protected] > > >>> http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata > > >> -- > > >> Scanned by iCritical. > > >> _______________________________________________ > > >> CF-metadata mailing list > > >> [email protected] > > >> http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata > > > > -- > > ----------------------------------------------------- > > Dr. Christophe LEROT > > Belgian Institute for Space Aeronomy > > Chemistry & Physics of Atmospheres > > Avenue circulaire, 3 > > 1180 Brussels > > Belgium > > phone: +32/(0)2-3730-407 > > mobile: +32/(0)472-81.87.00 > > mail: [email protected] > > url: http://uv-vis.aeronomie.be/ > > ----------------------------------------------------- > > > > > > -- > Scanned by iCritical. > _______________________________________________ > CF-metadata mailing list > [email protected] > http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata -- Scanned by iCritical. _______________________________________________ CF-metadata mailing list [email protected] http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata
