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<p class="MsoNormal"><span style="font-size:11.0pt">I know Robert Blommestijn. I can reach out to him if you wish.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Cheers, Peter<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><b><span style="color:black">From:
</span></b><span style="color:black">SLS-SLP <sls-slp-bounces@mailman.ccsds.org> on behalf of Austin Stanton via SLS-SLP <sls-slp@mailman.ccsds.org><br>
<b>Date: </b>Tuesday, May 21, 2024 at 7:26</span><span style="font-family:"Arial",sans-serif;color:black"> </span><span style="color:black">AM<br>
<b>To: </b>Scott Burleigh <sburleig.sb@gmail.com><br>
<b>Cc: </b>sis-dtn@mailman.ccsds.org <sis-dtn@mailman.ccsds.org>, sls-slp@mailman.ccsds.org <sls-slp@mailman.ccsds.org>, keithlscott@gmail.com <keithlscott@gmail.com><br>
<b>Subject: </b>[EXTERNAL] Re: [Sls-slp] [Sis-dtn] Prox-1 implementations?<o:p></o:p></span></p>
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<p class="MsoNormal">I’’ll dig out Chris’s Taylors’s co=orrdinates and send them to Scott.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Dai<o:p></o:p></p>
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<p class="MsoNormal">On 16 May 2024, at 14:42, sburleig.sb--- via SIS-DTN <sis-dtn@mailman.ccsds.org> wrote:<o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt">Hi. I have got contact information for Chris Taylor, but after all this time I doubt he would know where to find that code.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt">Scott</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span class="apple-converted-space"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> </span></span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">SIS-DTN
<<a href="mailto:sis-dtn-bounces@mailman.ccsds.org"><span style="color:#467886">sis-dtn-bounces@mailman.ccsds.org</span></a>><span class="apple-converted-space"> </span><b>On Behalf Of<span class="apple-converted-space"> </span></b>Tomaso de Cola via SIS-DTN<br>
<b>Sent:</b><span class="apple-converted-space"> </span>Thursday, May 16, 2024 12:55 AM<br>
<b>To:</b><span class="apple-converted-space"> </span><a href="mailto:Andrea.Modenini@esa.int"><span style="color:#467886">Andrea.Modenini@esa.int</span></a>;<span class="apple-converted-space"> </span><a href="mailto:matt.cosby@goonhilly.org"><span style="color:#467886">matt.cosby@goonhilly.org</span></a>;<span class="apple-converted-space"> </span><a href="mailto:keithlscott@gmail.com"><span style="color:#467886">keithlscott@gmail.com</span></a>;<span class="apple-converted-space"> </span><a href="mailto:sis-dtn@mailman.ccsds.org"><span style="color:#467886">sis-dtn@mailman.ccsds.org</span></a><br>
<b>Cc:</b><span class="apple-converted-space"> </span><a href="mailto:sls-slp@mailman.ccsds.org"><span style="color:#467886">sls-slp@mailman.ccsds.org</span></a><br>
<b>Subject:</b><span class="apple-converted-space"> </span>Re: [Sis-dtn] [Sls-slp] Prox-1 implementations?</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><span lang="DE" style="font-size:11.0pt;font-family:"Calibri",sans-serif">Hi Andrea,</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="DE" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">by chance I found an old paper “Proximity-1 simulating the CCSDS Proximity-1 protocol for ExoMars” (though I cannot access it) with first author being Robert Blommestijn that
I think is still with ESA. Maybe you can check with him. The other two from ESA are Alistair Winton and Chris Taylor. The last one retired long ago, I don’t know much about the other one.</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Tomaso</span><o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal"><b><span lang="DE" style="font-size:11.0pt;font-family:"Calibri",sans-serif">Von:</span></b><span class="apple-converted-space"><span lang="DE" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> </span></span><span lang="DE" style="font-size:11.0pt;font-family:"Calibri",sans-serif">SLS-SLP
<<a href="mailto:sls-slp-bounces@mailman.ccsds.org"><span style="color:#467886">sls-slp-bounces@mailman.ccsds.org</span></a>><span class="apple-converted-space"> </span><b>Im Auftrag von<span class="apple-converted-space"> </span></b>Andrea Modenini via SLS-SLP<br>
<b>Gesendet:</b><span class="apple-converted-space"> </span>Donnerstag, 16. Mai 2024 09:36<br>
<b>An:</b><span class="apple-converted-space"> </span>Matt Cosby <<a href="mailto:matt.cosby@goonhilly.org"><span style="color:#467886">matt.cosby@goonhilly.org</span></a>>; Keith Scott <<a href="mailto:keithlscott@gmail.com"><span style="color:#467886">keithlscott@gmail.com</span></a>>;<span class="apple-converted-space"> </span><a href="mailto:sis-dtn@mailman.ccsds.org"><span style="color:#467886">sis-dtn@mailman.ccsds.org</span></a>;<span class="apple-converted-space"> </span><a href="mailto:sls-slp@mailman.ccsds.org"><span style="color:#467886">sls-slp@mailman.ccsds.org</span></a><br>
<b>Cc:</b><span class="apple-converted-space"> </span>juanfraire <<a href="mailto:juanfraire@gmail.com"><span style="color:#467886">juanfraire@gmail.com</span></a>><br>
<b>Betreff:</b><span class="apple-converted-space"> </span>Re: [Sls-slp] Prox-1 implementations?</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="DE"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri",sans-serif">Hi all,</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri",sans-serif">I had long time ago a heads-up that ESA has three SW (reported also on CCSDS website<span class="apple-converted-space"> </span><a href="https://urldefense.us/v3/__https:/public.ccsds.org/implementations/software.aspx__;!!PvBDto6Hs4WbVuu7!LHONO58BN_huuBNHg24u_-eHlYPvkXYRy76tOTtDEInj32CwYHXH5R81XICre0MdabPYL54Oi2pd5UZqMhpO-DdWPtry2S4$"><span style="color:#467886">https://public.ccsds.org/implementations/software.aspx</span></a>)
that could had been adopted freely, by placing a license with ESA (it should be no cost, just for limiting the distribution).</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri",sans-serif">But I don’t know what layers were implemented and who was following these SW (I was not there yet).</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri",sans-serif">If somebody of the CCSDS veterans has some indications, in case I can inquire in ESA.</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri",sans-serif">Regards</span><o:p></o:p></p>
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<p class="MsoNormal"><b><span lang="EN-GB" style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:#00A1E0">Ph.D. Andrea Modenini</span></b><b><span lang="EN-GB" style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:gray"><br>
TT&C Communications Systems Engineer</span></b><b><span lang="EN-GB" style="font-family:"Tms Rmn",serif"> </span></b><span lang="EN-GB" style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:gray"><br>
TT&C and PDT Systems & Techniques Section (TEC-EST)<br>
RF Systems Division<b><br>
European Space Agency, ESTEC</b><br>
Keplerlaan 1, PO Box 299<br>
NL-2200 AG Noordwijk, The Netherlands</span><u><span lang="EN-GB" style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:blue"><br>
</span></u><span lang="EN-GB" style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:gray"><a href="mailto:andrea.modenini@esa.int">andrea.modenini@esa.int</a><span class="apple-converted-space"> </span>|<span class="apple-converted-space"> </span></span><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri",sans-serif"><a href="https://urldefense.us/v3/__http:/www.esa.int/__;!!PvBDto6Hs4WbVuu7!LHONO58BN_huuBNHg24u_-eHlYPvkXYRy76tOTtDEInj32CwYHXH5R81XICre0MdabPYL54Oi2pd5UZqMhpO-DdWDkPtxhs$"><span style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:#8F8F8F">www.esa.int</span></a></span><span lang="EN-GB" style="font-size:7.5pt;font-family:"Verdana",sans-serif;color:gray"><br>
T +31 6 484 56 527</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> </span><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span class="apple-converted-space"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> </span></span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">SLS-SLP
<<a href="mailto:sls-slp-bounces@mailman.ccsds.org"><span style="color:#467886">sls-slp-bounces@mailman.ccsds.org</span></a>><span class="apple-converted-space"> </span><b>On Behalf Of<span class="apple-converted-space"> </span></b>Matt Cosby via SLS-SLP<br>
<b>Sent:</b><span class="apple-converted-space"> </span>Wednesday, May 15, 2024 9:42 PM<br>
<b>To:</b><span class="apple-converted-space"> </span>Keith Scott <<a href="mailto:keithlscott@gmail.com"><span style="color:#467886">keithlscott@gmail.com</span></a>>;<span class="apple-converted-space"> </span><a href="mailto:sis-dtn@mailman.ccsds.org"><span style="color:#467886">sis-dtn@mailman.ccsds.org</span></a>;<span class="apple-converted-space"> </span><a href="mailto:sls-slp@mailman.ccsds.org"><span style="color:#467886">sls-slp@mailman.ccsds.org</span></a><br>
<b>Cc:</b><span class="apple-converted-space"> </span>juanfraire <<a href="mailto:juanfraire@gmail.com"><span style="color:#467886">juanfraire@gmail.com</span></a>><br>
<b>Subject:</b><span class="apple-converted-space"> </span>Re: [Sls-slp] Prox-1 implementations?</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt">Hi Keith,</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt">I am not aware of any open source implementations. The only European implementations (I believe) are from QinetiQ (UK) and TAS (Italy), neither of which are open source.<span class="apple-converted-space"> </span></span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt">Cheers, Matt.</span><o:p></o:p></p>
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<p class="MsoNormal"><b><span lang="EN-GB" style="font-size:11.0pt">Matthew Cosby</span></b><o:p></o:p></p>
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<p class="MsoNormal"><b><span lang="EN-GB" style="font-size:11.0pt">Chief Technology Officer<span class="apple-converted-space"> </span></span></b><o:p></o:p></p>
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<p class="MsoNormal"><b><span lang="EN-GB" style="font-size:11.0pt">Goonhilly Earth Station Ltd</span></b><o:p></o:p></p>
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<p class="MsoNormal"><b><span lang="EN-GB" style="font-size:11.0pt"> </span></b><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:11.0pt"><image001.jpg></span><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span class="apple-converted-space"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> </span></span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">SLS-SLP
<<a href="mailto:sls-slp-bounces@mailman.ccsds.org"><span style="color:#467886">sls-slp-bounces@mailman.ccsds.org</span></a>><span class="apple-converted-space"> </span><b>On Behalf Of<span class="apple-converted-space"> </span></b>Keith Scott via SLS-SLP<br>
<b>Sent:</b><span class="apple-converted-space"> </span>Wednesday, May 15, 2024 8:08 AM<br>
<b>To:</b><span class="apple-converted-space"> </span><a href="mailto:sis-dtn@mailman.ccsds.org"><span style="color:#467886">sis-dtn@mailman.ccsds.org</span></a>;<span class="apple-converted-space"> </span><a href="mailto:sls-slp@mailman.ccsds.org"><span style="color:#467886">sls-slp@mailman.ccsds.org</span></a><br>
<b>Cc:</b><span class="apple-converted-space"> </span>Juan A. Fraire <<a href="mailto:juanfraire@gmail.com"><span style="color:#467886">juanfraire@gmail.com</span></a>><br>
<b>Subject:</b><span class="apple-converted-space"> </span>[Sls-slp] Prox-1 implementations?</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB">Does anyone have an open source (or at least available to a European student) implementation of prox-1?</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB"> </span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB">v/r,</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN-GB"> --keith</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:9.0pt;font-family:Helvetica">_______________________________________________<br>
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