<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:Wingdings;
panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Verdana;
panose-1:2 11 6 4 3 5 4 4 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
font-size:11.0pt;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:72.0pt 72.0pt 72.0pt 72.0pt;}
div.WordSection1
{page:WordSection1;}
/* List Definitions */
@list l0
{mso-list-id:2092771111;
mso-list-template-ids:1921003490;}
@list l0:level1
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l0:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l0:level3
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level4
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level5
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level6
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level7
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level8
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level9
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
ol
{margin-bottom:0cm;}
ul
{margin-bottom:0cm;}
--></style>
</head><body lang="EN-GB" link="#0563C1" vlink="#954F72" style="word-wrap:break-word">
<div class="WordSection1">
<p class="MsoNormal">Dear DM WG, IVOA members,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The data model working group is pleased to announce that the PhotDM 1.1 (Photometry Data Model) 1.1 Proposed Recommendation is starting the Request for Comments from the IVOA community.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The RFC page can be found here:<o:p></o:p></p>
<p class="MsoNormal"><a href="https://wiki.ivoa.net/twiki/bin/view/IVOA/PhotDM11RFC">https://wiki.ivoa.net/twiki/bin/view/IVOA/PhotDM11RFC</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">And the versions to be reviewed are at:<o:p></o:p></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoNormal" style="mso-list:l0 level1 lfo1">RCF Document versions (IVOA repository)<o:p></o:p>
<ul style="margin-top:0cm" type="circle">
<li class="MsoNormal" style="mso-list:l0 level2 lfo1"><u>https://www.ivoa.net/documents/PHOTDM/20220301/index.html</u><o:p></o:p></li></ul>
</li><li class="MsoNormal" style="mso-list:l0 level1 lfo1">Development Version: (Git Repository)<o:p></o:p>
<ul style="margin-top:0cm" type="circle">
<li class="MsoNormal" style="mso-list:l0 level2 lfo1"><u>https://github.com/ivoa-std/PhotDM</u><o:p></o:p></li></ul>
</li></ul>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">PHOTDM v1.1 is a revision of PhotDM v1.0, redesigned to follow the rules and constraints set by the VODML meta-model definition.
<o:p></o:p></p>
<p class="MsoNormal">The goals are warrant backward compatibility as much as possible.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Looking forward to hearing your comments.<o:p></o:p></p>
<p class="MsoNormal"><span lang="ES">Regards,<o:p></o:p></span></p>
<p class="MsoNormal">Jesus Salgado, Mireille Louys and Laurent Michel<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<table class="MsoNormalTable" border="0" cellspacing="0" cellpadding="0" width="600" style="width:450.0pt">
<tbody>
<tr>
<td colspan="3" valign="bottom" style="padding:3.75pt 3.75pt 3.75pt 3.75pt">
<p class="MsoNormal"><span style="mso-fareast-language:EN-GB"><img border="0" width="600" height="30" style="width:6.25in;height:.3125in" id="Picture_x0020_3" src="cid:image001.jpg@01D8330B.95888A80" alt="SKAO Horizontal Dividing Rule"><o:p></o:p></span></p>
</td>
</tr>
<tr style="height:114.0pt">
<td valign="top" style="padding:3.75pt 3.75pt 3.75pt 3.75pt;height:114.0pt">
<p class="MsoNormal"><span style="mso-fareast-language:EN-GB"><img border="0" width="184" height="152" style="width:1.9166in;height:1.5833in" id="Picture_x0020_2" src="cid:image002.jpg@01D8330B.95888A80" alt="SKAO Logo"><o:p></o:p></span></p>
</td>
<td valign="top" style="padding:3.75pt 3.75pt 3.75pt 3.75pt;height:114.0pt">
<p class="MsoNormal" align="center" style="text-align:center"><span style="mso-fareast-language:EN-GB"><img border="0" width="41" height="152" style="width:.427in;height:1.5833in" id="Picture_x0020_1" src="cid:image003.jpg@01D8330B.95888A80" alt="SKAO Vertical Dividing Rule"><o:p></o:p></span></p>
</td>
<td width="375" valign="top" style="width:281.25pt;padding:3.75pt 3.75pt 3.75pt 3.75pt;height:114.0pt">
<p class="MsoNormal"><span lang="ES" style="color:#070068;mso-fareast-language:EN-GB">Jesús Salgado</span><span lang="ES" style="font-size:9.0pt;font-family:"Verdana",sans-serif;mso-fareast-language:EN-GB"> <br>
<span style="color:#E70068">SKA Regional Centre Architect</span></span><span lang="ES" style="mso-fareast-language:EN-GB"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:#5B6770;mso-fareast-language:EN-GB"><a href="mailto:jesus.salgado@skao.int"><span lang="ES" style="color:#0563C1">jesus.salgado@skao.int</span></a></span><span lang="ES" style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:#5B6770;mso-fareast-language:EN-GB"><br>
</span><span style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:#5B6770;mso-fareast-language:EN-GB"><a href="https://www.skao.int/"><span lang="ES" style="color:#5B6770">www.skao.int</span></a></span><span lang="ES" style="mso-fareast-language:EN-GB"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:#5B6770;mso-fareast-language:EN-GB">SKA Observatory<br>
Jodrell Bank, Lower Withington,<br>
Macclesfield, SK11 9FT, UK</span><span style="mso-fareast-language:EN-GB"><o:p></o:p></span></p>
</td>
</tr>
</tbody>
</table>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<br>
<br>
<font size="1.5px">
The SKA Observatory is an inter-governmental organisation and the successor of SKA Organisation, a private limited company by guarantee registered in England and Wales with registered number 07881918, with a registered office of Jodrell Bank, Lower Withington, Macclesfield, Cheshire, England, SK11 9FT.
<br><br>
This message is intended solely for the addressee and may contain confidential information. If you have received this message in error, please inform the sender, and immediately and permanently delete the email. Do not use, copy or disclose the information contained in this message or in any attachment.
<br><br>
This email has been scanned for viruses and malware, and may have been automatically archived, by Mimecast Ltd. Although SKA Observatory and SKA Organisation have taken reasonable precautions to ensure no viruses are present in this email, neither SKA Observatory nor SKA Organisation accept responsibility for any loss or damage sustained as a result of computer viruses and the recipient must ensure that the email (and attachments) are virus free.
</font>
</body></html>