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View this ticket online: <a href="https://help.nrao.edu/app#/t/ticket/40433" title="(#)" style="color: #0065A3; font-family: Helvetica, Arial, sans-serif; font-weight: normal; padding: 0; margin: 0; text-align: left; line-height: 1.3; text-decoration: underline;">https://help.nrao.edu/app#/tickets/t/40433</a>
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Diego Alvarez-Ortega <dalvarez@physics.uoc.gr> </td>
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Awaiting Agent
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Redhat 7-64bit
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Dear Eric, I am writing to report a problem with applying EOPS corrections using CLCOR that appears to be related to the previous ticket on this issue. When working with the archival VL...
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<div>Dear Eric,</div><div><br></div><div>I am writing to report a problem with applying EOPS corrections using CLCOR that appears to be related to the previous ticket on this issue.</div><div>When working with <span style="font-size:1.125rem;">the archival VLBA dataset VLBA_GC034A_gc034a_1_100510T213149.idifits, AIPS fails to apply the EOPS corrections, both with CLCOR and VLBAEOPS. As in the earlier case, the task prints the message:</span></div><pre>CLCOR1: BAD XA INPUT IN SPLIN4</pre><div> and flags all the visibilities of the dataset.</div><div><br></div><div>The CT table of the dataset appears as follows:</div><pre>COL. NO. 1 2 3 4 5<br> ROW TIME UT1-UTC IAT-UTC A1-IAT UT1 TYPE<br> NUMBER D/HMS SECONDS SECONDS SECONDS<br> 1 0/00:00:00.0 0.02866 34.00000 0.00000 X<br> 2 1/00:00:00.0 0.02806 34.00000 0.00000 X<br> 3 2/00:00:00.0 0.02727 34.00000 0.00000 X<br> 4 3/00:00:00.0 0.02614 34.00000 0.00000 X<br> 5 4/00:00:00.0 0.02467 34.00000 0.00000 X</pre><div><span style="font-size:1.125rem;">If I manually edit the table using TABPUT and change the day entries to −1, 0, 1, 2, 3, the task runs normally. </span><span style="font-size:1.125rem;">The reason why I believe this is related to the earlier fix in this ticket is that I can reproduce this error in </span><span style="font-size:1.125rem;"> 31DEC24 and 31DEC25, but the task runs normally in 31DEC22. </span></div><div><span style="font-size:1.125rem;">Could you please have a look at this?</span></div><div>Many thanks,<br>Diego</div><div><br></div>
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