<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I have not done total rate estimations myself. A long time ago Marco and Paul looked at total rates. Their slides are at:<div class=""><br class=""></div><div class=""><a href="https://indico.jlab.org/event/255/contributions/3267/attachments/2627/3203/MarcoCarmignotto_TDIS_mTPC_20180222.pdf" class="">https://indico.jlab.org/event/255/contributions/3267/attachments/2627/3203/MarcoCarmignotto_TDIS_mTPC_20180222.pdf</a></div><div class=""><a href="https://hallaweb.jlab.org/wiki/images/7/7f/Pking_tdis_20171114.pdf" class="">https://hallaweb.jlab.org/wiki/images/7/7f/Pking_tdis_20171114.pdf</a></div><div class=""><br class=""></div><div class="">Knowing those rates though is important for the tracking in order to know how many tracks per event the tracking algorithms need to deal with. (Where to look on the X axis of my plot.) I have assumed 1 GHz total rate in my section of the document.</div><div class=""><br class=""></div><div class="">I have looked at singles rates for the “TDIS” (or do we say VIP) protons. Knowing these rates is important for calculating accidental rates. Some of the slides where I discuss this are:</div><div class=""><br class=""></div><div class=""><a href="https://hallaweb.jlab.org/wiki/images/7/70/Efficiencies_and_Accidentals_20190416.pdf" class="">https://hallaweb.jlab.org/wiki/images/7/70/Efficiencies_and_Accidentals_20190416.pdf</a></div><div class=""><a href="https://hallaweb.jlab.org/wiki/images/e/e7/TDIS_collaboration_0720_wood.pdf" class="">https://hallaweb.jlab.org/wiki/images/e/e7/TDIS_collaboration_0720_wood.pdf</a></div><div class=""><br class=""></div><div class="">An independent look at these rates is important as I don’t know how good EPC is in the TDIS kinematics.</div><div class=""><br class=""></div><div class="">Steve</div><div class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Apr 21, 2022, at 11:09 AM, Cynthia (Thia) Keppel <<a href="mailto:keppel@jlab.org" class="">keppel@jlab.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta charset="UTF-8" class=""><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class="">Hi all,</div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class=""><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class="">Thanks for the minutes, Eric! The lab planning meeting ran over... and over... ugh.<span class="Apple-converted-space"> </span><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class=""><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class="">Regarding Steve's question about the deuterium luminosity, can the simulation team do a fastish comparison of Steve's initial rate projections for the tracking work, and the current simulations? His are way back in the meeting slides somewhere, but likely he can resend something to compare to. It's a defining number, so good to check.<span class="Apple-converted-space"> </span><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class=""><br class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class="">Best,<br class="">Thia<br class=""></div><div style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class=""><br class=""></div><div id="Signature" class=""><div class=""><div class=""></div><div id="divtagdefaultwrapper" dir="ltr" style="font-size: 12pt; font-family: Calibri, Helvetica, sans-serif;" class=""><div style="margin-top: 0px; margin-bottom: 0px;" class="">Cynthia Keppel, PhD</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Associate Director for Physics<br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Thomas Jefferson National Accelerator Facility</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">1-757-269-7580</div></div></div></div></div><div id="appendonsend" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""></div><div style="font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;" class=""><br class=""></div><hr tabindex="-1" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; display: inline-block; width: 1046.625px;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class=""></span><div id="divRplyFwdMsg" dir="ltr" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><font face="Calibri, sans-serif" style="font-size: 11pt;" class=""><b class="">From:</b><span class="Apple-converted-space"> </span>Tdis <<a href="mailto:tdis-bounces@jlab.org" class="">tdis-bounces@jlab.org</a>> on behalf of Eric Fuchey <<a href="mailto:efuchey@jlab.org" class="">efuchey@jlab.org</a>><br class=""><b class="">Sent:</b><span class="Apple-converted-space"> </span>Thursday, April 21, 2022 10:30 AM<br class=""><b class="">To:</b><span class="Apple-converted-space"> </span><a href="mailto:tdis@jlab.org" class="">tdis@jlab.org</a> <<a href="mailto:tdis@jlab.org" class="">tdis@jlab.org</a>><br class=""><b class="">Subject:</b><span class="Apple-converted-space"> </span>Re: [Tdis] regular TDIS meeting tomorrow 10 am EDT</font><div class=""> </div></div><div class="BodyFragment" style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;"><font size="2" class=""><span style="font-size: 11pt;" class=""><div class="PlainText">Dear all,<br class=""><br class="">please find below the link to the minutes for today's meeting:<br class=""><br class=""><a href="https://hallaweb.jlab.org/wiki/index.php/TDIS_Bi-monthly_meeting,_2022_April_20#Minutes" data-auth="NotApplicable" class="">https://hallaweb.jlab.org/wiki/index.php/TDIS_Bi-monthly_meeting,_2022_April_20#Minutes</a><br class=""><br class="">Note we will meet next week to review the document; please (re)read it<br class="">carefully for next week!<br class=""><br class="">Best,<br class=""><br class="">Eric<br class=""><br class="">> Dear all,<br class="">><br class="">> to make up for missed last time, Thia suggested we meet this week.<br class="">> *This doesn't mean the whole schedule is shifted by a week!*<br class="">> We'll simply have to meet again next week (or skip for another 3 weeks?<br class="">> may depend on how much we have to discuss) to put us back on track.<br class="">><br class="">> Anyway, the zoom meeting link is the usual one:<br class="">><br class="">><span class="Apple-converted-space"> </span><a href="https://jlab-org.zoomgov.com/j/1619070793?pwd=UEhkUFo1S2Q5YVdDYlF2VnU4ZWUxdz09" data-auth="NotApplicable" class="">https://jlab-org.zoomgov.com/j/1619070793?pwd=UEhkUFo1S2Q5YVdDYlF2VnU4ZWUxdz09</a><br class="">><br class="">> The main topic currently indicated on the wiki page is the conditional<br class="">> release document status, but feel free to add any item to the agenda, at<br class="">><br class="">><span class="Apple-converted-space"> </span><a href="https://hallaweb.jlab.org/wiki/index.php/TDIS_Bi-monthly_meeting,_2022_April_20#Agenda" data-auth="NotApplicable" class="">https://hallaweb.jlab.org/wiki/index.php/TDIS_Bi-monthly_meeting,_2022_April_20#Agenda</a><br class="">><br class="">> Best,<br class="">><br class="">> Eric<br class="">><br class="">> PS: Organizational details<br class="">><br class="">> ZoomGov meeting.<br class="">><br class="">> Topic: TDIS biweekly meeting Time: Jan 20, 2022 10:00 AM Eastern Time (US<br class="">> and Canada)<br class="">><br class="">> Please download and import the following iCalendar (.ics) files to your<br class="">> calendar system.<br class="">><br class="">> Weekly:<br class="">><span class="Apple-converted-space"> </span><a href="https://jlab-org.zoomgov.com/meeting/vJIsfumvrjwjGRCW5P3j27AdNL94IYbgjdw/ics?icsToken=98tyKuiurzIqHdSSuRrBeI86EJngaOnrlXtpmIBqyS-2CXIEQwfYGrsWG4t9F9LU" data-auth="NotApplicable" class="">https://jlab-org.zoomgov.com/meeting/vJIsfumvrjwjGRCW5P3j27AdNL94IYbgjdw/ics?icsToken=98tyKuiurzIqHdSSuRrBeI86EJngaOnrlXtpmIBqyS-2CXIEQwfYGrsWG4t9F9LU</a><br class="">><br class="">> Join ZoomGov Meeting:<br class="">><br class="">><span class="Apple-converted-space"> </span><a href="https://jlab-org.zoomgov.com/j/1619070793?pwd=UEhkUFo1S2Q5YVdDYlF2VnU4ZWUxdz09" data-auth="NotApplicable" class="">https://jlab-org.zoomgov.com/j/1619070793?pwd=UEhkUFo1S2Q5YVdDYlF2VnU4ZWUxdz09</a><br class="">><br class="">> Meeting ID: 161 907 0793<br class="">><br class="">> Passcode: 123457<br class="">><br class="">> One tap mobile +16692545252,,1619070793# US (San Jose)<br class="">> +16468287666,,1619070793# US (New York)<br class="">><br class="">> Dial by your location<br class="">><br class="">> +1 669 254 5252 US (San Jose)<br class="">> +1 646 828 7666 US (New York)<br class="">> +1 669 216 1590 US (San Jose)<br class="">> +1 551 285 1373 US<br class="">> 833 568 8864 US Toll-free<br class="">><br class="">> Meeting ID: 161 907 0793 Find your local number:<br class="">><span class="Apple-converted-space"> </span><a href="https://jlab-org.zoomgov.com/u/abeUneAoT" data-auth="NotApplicable" class="">https://jlab-org.zoomgov.com/u/abeUneAoT</a><br class="">><br class="">> Join by SIP <a href="mailto:1619070793@sip.zoomgov.com" class="">1619070793@sip.zoomgov.com</a><br class="">><br class="">> Join by H.323 161.199.138.10 (US West) 161.199.136.10 (US East)<br class="">><br class="">> Meeting ID: 161 907 0793 Passcode: 123457<br class="">><br class="">><br class="">><br class="">><br class="">> --<br class="">> Eric FUCHEY<br class="">><br class="">><br class="">> _______________________________________________<br class="">> Tdis mailing list<br class="">> <a href="mailto:Tdis@jlab.org" class="">Tdis@jlab.org</a><br class="">><span class="Apple-converted-space"> </span><a href="https://mailman.jlab.org/mailman/listinfo/tdis" data-auth="NotApplicable" class="">https://mailman.jlab.org/mailman/listinfo/tdis</a><br class="">><br class=""><br class=""><br class="">--<span class="Apple-converted-space"> </span><br class="">Eric FUCHEY<br class=""><br class=""><br class="">_______________________________________________<br class="">Tdis mailing list<br class=""><a href="mailto:Tdis@jlab.org" class="">Tdis@jlab.org</a><br class=""><a href="https://mailman.jlab.org/mailman/listinfo/tdis" data-auth="NotApplicable" class="">https://mailman.jlab.org/mailman/listinfo/tdis</a><br class=""></div></span></font></div><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; 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