Dear Roy,
thank you for your helpful comment on the in-situ conditions.
For the question about adding this information in some way, perhaps I had
worded this ambiguously. I was more asking about updating the description
(and not in fact the standard name).
Best regards,
Matthias
On Thu, Jun 8, 2017 at 12:18 PM, Lowry, Roy K. <rkl at bodc.ac.uk> wrote:
> Dear Matthias,
>
>
> All I can say that is that in-situ conditions were my assumption when
> involved in the initial discussions on this issue. However, I would not rely
> on the Standard Name to convey such detailed usage metadata information.
> Its function is to describe what was measured rather than the details of
> how it was measured.
>
>
> For many years I have been suggesting the development of O&M Process
> Document standard profiles to do this job properly. In the mean time all I
> can suggest is to use the Long Name parameter attribute if you need to
> label more explicitly in CF.
>
>
> Cheers, Roy.
>
>
> Please note that I partially retired on 01/11/2015. I am now only working
> 7.5 hours a week and can only guarantee e-mail response on Wednesdays, my
> day in the office. All vocabulary queries should be sent to
> enquiries at bodc.ac.uk. Please also use this e-mail if your requirement is
> urgent.
>
>
> ------------------------------
> *From:* CF-metadata <cf-metadata-bounces at cgd.ucar.edu> on behalf of
> Matthias Tuma <mtuma at wmo.int>
> *Sent:* 08 June 2017 10:56
> *To:* cf-metadata at cgd.ucar.edu
> *Subject:* [CF-metadata] Sea water pH values: at standard or in-situ
> conditions?
>
> Hello all,
>
> we had a question come up for the "sea_water_ph_reported_on_total_scale"
> standard name: it appears that for some communities, in particular on the
> measurement side, pH would regularly be reported only after first having
> converted to its equivalent at standard conditions (25C, 0dbar). In other
> communities, pH would most regularly be reported at in-situ conditions
> (temperature and pressure at actual measurement spot).
>
> While we assume that the CF conventions would implicitly assume values to
> be reported at in-situ conditions (i.e., the latter variant), my two
> questions are:
> 1) whether someone can confirm this, to be 100% certain?, and
> 2) whether adding a few according clarifying words to the description
> would be seen as useful?
>
> Thanks and best,
> Matthias
>
> --
> Matthias Tuma
> WCRP Junior Professional Officer
> c/o WMO
> 7bis, avenue de la Paix
> Case postale 2300
> CH-1211 Geneva 2
> Switzerland
> Tel: +41 22 730 8217 <+41%2022%20730%2082%2017>
> Fax: +41 22 730 8036 <+41%2022%20730%2080%2036>
> Email: mtuma at wmo.int
> http://www.wcrp-climate.org
>
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--
Matthias Tuma
WCRP Junior Professional Officer
c/o WMO
7bis, avenue de la Paix
Case postale 2300
CH-1211 Geneva 2
Switzerland
Tel: +41 22 730 8217
Fax: +41 22 730 8036
Email: mtuma at wmo.int
http://www.wcrp-climate.org
--
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