ACIS Bad Pixel List

Updated: 2013-5-25 (DOY: 145 / DOM: 5058)


Previously unknown bad pixels/columns appeared in the last 14 days:

Warm Pixels No New Warm Pixels
Hot Pixels No New Hot Pixels
Bad Columns No New Bad Columns

Current Bad Pixels/Columns

Click one of the cell under "Data" to see lists of warm pixels and other entires. The description of each column is found below.

CCDDataWarm Pixel HistoryHot Pixel HistoryBad Column HistoryData List
CCD0 Bad Pixels Today Change Change Change Data Used
CCD1 Bad Pixels Today Change No History Change Data Used
CCD2 No Bad Pixels Today Change No History Change Data Used
CCD3 Bad Pixels Today Change No History Change Data Used
CCD4 No Bad Pixels Today Change Change Change Data Used
CCD5 No Bad Pixels Today Change Change Change Data Used
CCD6 No Bad Pixels Today Change No History Change Data Used
CCD7 No Bad Pixels Today Change No History Change Data Used
CCD8 No Bad Pixels Today Change No History Change Data Used
CCD9 No Bad Pixels Today Change No History Change Data Used
 

Bad Pixel Trend Plots


Columns in Table

Warm Pixel: a list of warm pixels currently observed
Flickering: any warm pixels which were on and off 3 times or more in the last 3 months
Past Warm Pixels: a list of all pixels appeared as warm pixels in past
History: history of when a particular warm pixel was on or off
Hot Pixel: a list of hot pixels currently observed
Flickering: any hot pixels which were on and off 3 times or more in the last 3 months
Past Hot Pixels: a list of all pixels appeared as hot pixels in past
History: history of when a particular hot pixel was on or off
Warm Column: a list of warm columns currently observed
Flickering: any warm columns which were on and off 3 times or more in the last 3 months
Past Warm Columns: a list of all columns appeared as warm columns in past
History: history of when a particular warm columns was on or off

A bad pixel was selected as follows:

A bad column was selected as follows:


If you have any quesitons about this page, please contact swolk@head.cfa.harvard.edu.