There is a problem w/ your write-up. Check that you have valied entries for \$CAID and \$Campn in your analysis.php file. If that checks out, then Contact Stansberry"; return ; } // get first matching task $row = mysql_fetch_array($result); $title = $row["title"]; $princ = $row["principal"]; $deputy= $row["deputy"]; $campn0 = $row["campn0"]; $aorkeys = $row["aorkeys"]; // get real name of principal, deputies $princ = ioc_get_person($princ); $princ = $princ[0]; $deps = explode(",",$deputy); foreach ($deps as $depty) { $depty = trim($depty); $depty = ioc_get_person($depty); $depty = $depty[0]; $depty = explode(",",$depty); $depty = $depty[0]; // last names only $deplist[] = $depty; } $deplist = implode(", ", $deplist); $caid = sprintf("%03d",$caid); $file = "mips-".$caid.$campn.".analysis.php"; // if more matches, append the AORKEYS from those $numrows = mysql_num_rows($result); if ($numrows > 1) { $aorkeys = " " . $numrows . " Task Executions:  ". $aorkeys; for ($i=0;$i < mysql_num_rows($result); $i++) { $row = mysql_fetch_array($result); $morekeys = $row["aorkeys"]; $aorkeys = $aorkeys .';  '.$morekeys; } } // END PHP. ?> <? echo "MIPS-$caid, Campaign $campn IOC/SV Analysis"; ?>

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Last Updated:


Task Outcome Summary


Abstract

The goal of this task is to measure high spatial frequency PSF structure indicative of short wavelength spectral leaks in the MIPS 70 micron filter. The data is taken in an IER that executes 8 repeats of each column of the MIPS 70 photometry AOT dither pattern, with each repeat offset by 1/8 of a pixel in the scan mirror direction. Only default scale data was taken. The resulting data was useless for the goals of the task - both the red and blue targets were missed. A repeat of the task is desirable.

Analysis

Neither the red source or blue source was seen in the detector field of view, in coadded mosaics or in the individual DCEs. The target coordinates were confirmed to be correct in the input IER files and in the output pipeline fits files. It appears that the scan mirror parameters used in the IER file were out of date, and thus the target was not centered properly on the detector. However, further investigation is needed to confirm that this problem can account for missing the source in all the DCEs. Additional effects, such as bias changes in campaign H, could have contributed to our failure to detect the two targets.

Results

No results.

Conclusions

This task should be repeated. However, a repeat is not essential: the MIPS 70 PSF characterization task (336) will acquire data on blue and red souces, and could be used to fulfill the objectives of the spectral leak check.

Output and Deliverable Products

None.

Actions Following Analysis

It was decided to repeat this task using AORs. Nevertheless, IT IS ESSENTIAL that the failure of this task be understood before the 70 micron PSF characterization task (336) is run in SV. This is because the IERs for MIPS 336 have a very similar design to those which produced no useful results for this task in campaign H. MIPS 336 runs for ~10 hours on the spacecraft, and we need to make sure this time will not be wasted.