From gregory.mantelet at astro.unistra.fr Tue May 6 11:23:33 2025 From: gregory.mantelet at astro.unistra.fr (Gregory MANTELET) Date: Tue, 6 May 2025 11:23:33 +0200 Subject: DAL Running Meeting #20 - Spectral lines In-Reply-To: <1b149a19-7f9c-4dc2-a115-6bb290ed2d28@astro.unistra.fr> References: <1b149a19-7f9c-4dc2-a115-6bb290ed2d28@astro.unistra.fr> Message-ID: <88389d04-e967-4eef-827e-4ae08853d4aa@astro.unistra.fr> Dear DAL members and DM chairs, Thanks you for your votes. Here are the info for the next DAL running meeting: *Date???? :* Monday 12 May 2025 *Time???? :* 2:00 PM UTC *Duration :* 1 hour *Zoom link:* https://cnrs.zoom.us/j/93123478759?pwd=CijFJxycChKygbAT97JG3eYrvzbMlG.1 /(//*Meeting ID:* 931 2347 8759 ; //*Passcode:* 85aNGH)/ Best regards, Gr?gory and Joshua On 25/04/2025 16:16, Gregory MANTELET wrote: > Dear DAL members and DM chairs, > > In the IVOA and more specifically in DAL, we do not have yet a stable > solution > to give access to spectral lines. > > For the record, REC-SLAP-1.0 > > (Simple Line Access Protocol) was published in > 2010. Very few SLAP-1.0 services are available in the IVOA Registry. > It seems > that the data model proposed by this protocol is not complete enough: > SSLDM-1.0 > . > With the help of VAMDC, a second version has been proposed: SLAP-2.0 > . > It is a > Working Draft since 2019. In parallel SSLDM-2.0 > > (also in 2019) is a Proposed > Recommendation and reaches the RFC stage. Both have been frozen in > order to > explore an alternative solution: LineTAP > . > It is based on TAP and defines a > different and independent data model. > > It is now time to decide which protocol is the most helpful from the > point of > view of data providers and users. This is the goal of the DAL Running > Meeting > that Joshua and I are now proposing. Note that, as the main actors for > spectral > lines, I had recently a meeting with VAMDC and CASSIS developer in > order to have > their point of view and see what would be their preferred solution and > why. I > will start the running meeting by giving conclusions of this side meeting. > > @Mark, Mathieu: I invited both of you because providing spectral lines > implies > data models and more specifically SSLDM. It would nice to have one of you > during this meeting. > > Anyway, in order to find the best possible date, please, answer to the > following poll > before the 2nd of May: > > https://strawpoll.com/xVg716X0Qyr > > > As usual, this meeting will be one hour long and will be remote (using > Zoom). > > Best regards, > Gr?gory and Joshua -------------- next part -------------- An HTML attachment was scrubbed... URL: From gregory.mantelet at astro.unistra.fr Tue May 6 16:08:12 2025 From: gregory.mantelet at astro.unistra.fr (Gregory MANTELET) Date: Tue, 6 May 2025 16:08:12 +0200 Subject: [REMINDER] Call for contributions to DAL WG session at June 2025 Interop In-Reply-To: <99262849-0827-4bf9-b73a-b6d84e37851a@astro.unistra.fr> References: <99262849-0827-4bf9-b73a-b6d84e37851a@astro.unistra.fr> Message-ID: On 10/04/2025 11:42, Gr?gory Mantelet wrote: > Dear DAL members and IVOA, > > The June IVOA Interoperability Meeting > will take place in > the University of Maryland from the 2nd to the 6th of June 2025. > Remote attendance is supported. > As a reminder, if you want to participate to this meeting, do not > forget to register on the meeting website > (even you > plan to attend remotely). > > With this email, Joshua and I invite you to contribute to DAL sessions > with a DAL related topic. > > /DAL stands for Data Access Layer. This Working Group aims to > define standards and protocols to access data in an interoperable > way. Here are few examples of well-known DAL standards: (Simple) > Cone Search, SIA (image access), SSA (spectra access), TAP (Table > Access Protocol) and ADQL (SQL-like language to query a database). > The full list of DAL standards is available on the IVOA Documents > page ./ > > > During this interop., you can contribute, remotely or in-person, with > a talk presenting implementations, sharing your experience as user, > presenting and discussing progress on a DAL standards, or presenting > use-cases. > > If you are interested, please send your contribution to > gregory.mantelet at astro.unistra.fr and jfraustro at stsci.edu with: > > * a speaker name, > * a title, > * ideally an abstract. > > If you are unsure about the suitability of a talk, or are a first time > contributor, please get in contact with us. > > Cheers, > Gr?gory Mantelet and Joshua Fraustro -------------- next part -------------- An HTML attachment was scrubbed... URL: