<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><div class="">Dear DAL, </div><div class=""><br class=""></div><div class="">First of all best wishes for this New Year!</div><div class=""><br class=""></div><div class="">In October 2016, during the third DAL session at the Trieste Interop, we discussed the opportunity of a convergence between the IVOA standards SSLDM/SLAP and the standard produced by the VAMDC community (XSAMS). </div><div class=""><br class=""></div><div class="">A consensus was found between the participants for working on the following aspects:</div><div class=""><br class=""></div><div class=""><b class="">In a first step</b>, <b class="">we should work on minimal requirements on the couple SLAP/SSLDM. </b></div><div class=""><ul class="MailOutline"><li class="">Introduction of the file-creation timestamp into each output file produced. </li><li class="">Providing information about the version of the database used for generating the output file (a database may evolve over time and having different versions. For the reproducibility of a scientific procedure, the final user should be informed about the version of data he/she is using). </li><li class="">Providing the references to the scientific sources (in the bibliographic sense) used for compiling the data contained into an output file. </li><li class="">Explicitly define the units used for expressing the energies. </li></ul></div><div class=""><br class=""></div><div class="">Only in a second further step we may focus on more difficult topics (e.g. a stricter framework for the definition of quantum states and numbers, a unique identification of species). </div><div class="">But for now the priority is only to focus on the minimal requirement listed above. </div><div class=""><br class=""></div><div class="">Nicolas Moreau and myself are going to prepare a draft document for a 1.1 version of those standards. This could be a base for discussion during the spring 2017 Interop. </div><div class="">If you would like to work with us on this document, please feel free to join us. </div><div class="">Best regards, </div></div><div class=""><br class=""></div><div class="">Carlo and Nicolas</div><div class=""><br class=""></div><br class=""><div apple-content-edited="true" class="">
Dr Carlo Maria Zwölf<br class="">Observatory of Paris - PSL Research University<br class="">LERMA, UMR8112<br class="">Meudon Site, Building Schatzman, 250<br class="">5 Place Jules Janssen, 92195 Meudon Cedex, France<br class="">Tel: + 33 (0) 1 45 07 74 88<br class=""><br class="">
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