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wiki:ZoologySkyProbe

Are there false detections on skyprobe?

Short answer: No. There are not enough detections.

I put the chip stage images on /data/ipp010.0/heather. The camera stage was not set up to save the fits files, and I just grabbed already processed data. We do not go past camera stage for skyprobe.

These are the images (all MD01):

filter chip_id
g 191434
r 191435
i 191438
z 191491
y 191440

For skyprobe, I just looked at g, because g was the ugliest of gpc1 (with the most false detections).

Here is what skyprobe's detections look like:

Zoomed in:

There are many things not detected in skyprobe. We need to tweak psphot to find them.

I generated histograms, similar to those in http://svn.pan-starrs.ifa.hawaii.edu/trac/ipp/wiki/ZoologyInvestigations2. This was done in g band only. The first is a histogram of pixel/sqrt(variance), the y axis is in log scale. The second histogram is the same, but the red dots are from flipping the histogram (and shifting by .2).

Last modified 15 years ago Last modified on Sep 9, 2011, 2:27:33 PM

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