<font face="Verdana, Arial, Helvetica" size="2">Amy Mioduszewski updated #11045<br />
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BB379 - amplitudes very low on EB<br />
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<div style="margin-left: 40px;">Ticket ID: 11045</div>
<div style="margin-left: 40px;">URL: <a href="https://help.nrao.edu/staff/index.php?/Tickets/Ticket/View/11045">https://help.nrao.edu/staff/index.php?/Tickets/Ticket/View/11045</a></div>
<div style="margin-left: 40px;">Name: Michael Bietenholz</div>
<div style="margin-left: 40px;">Email address: <a href="mailto:mbieten@yorku.ca">mbieten@yorku.ca</a></div>
<div style="margin-left: 40px;">Creator: User</div>
<div style="margin-left: 40px;">Department: AIPS Data Reduction</div>
<div style="margin-left: 40px;">Staff (Owner): Amy Mioduszewski</div>
<div style="margin-left: 40px;">Type: Issue</div>
<div style="margin-left: 40px;">Status: Open</div>
<div style="margin-left: 40px;">Priority: Default</div>
<div style="margin-left: 40px;">SLA: NRAO E2E</div>
<div style="margin-left: 40px;">Template group: Default</div>
<div style="margin-left: 40px;">Created: 25 September 2017 11:14 AM</div>
<div style="margin-left: 40px;">Updated: 27 September 2017 01:21 PM</div>
<div style="margin-left: 40px;">Resolution due: 22 June 2020 05:00 PM (999d 3h 39m)</div>
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Response from analysts:<br /><span style="font-family: Helvetica,Arial,sans-serif;">"Last spring/summer we had a number of EB projects with low EB amplitude. Ewe Bach (Uwe Bach <a class="moz-txt-link-rfc2396E" href="mailto:ubach@mpifr-bonn.mpg.de"></a>) responded in a couple cases with different problems experienced at EB, though I don't find any email regarding this project.<br /> eg. for bm440e (observed July 4) he said<br /> "</span><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;"><span style="font-family: Helvetica,Arial,sans-serif;">Eb observed BM440E, but there was some trouble with the timing on the VLBI control PC. The PC time was wrong by 130s and therefore all commands were executed to late."<br /> <span style="font-family: Helvetica,Arial,sans-serif;">Perhaps something similar ha<span style="font-family: Helvetica,Arial,sans-serif;">pp<span style="font-family: Helvetica,Arial,sans-serif;">en<span style="font-family: Helvetica,Arial,sans-serif;">ed for bb379."<br /></span></span></span></span></span></span></span></span></span></span></span></span></span></span><br />
<br />Amy Mioduszewski<br />VLA Scheduling Manager<br />NRAO
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