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Operations CXO Status Report

Friday 25 August 2017 9.00am EDT

During the last week the observing schedule was replanned to incorporate an observation of GRB170817A, which was accepted as a Target of Opportunity on Aug 20. Loads for the replanned schedule will be uplinked on Aug 25. A scheduled observation of J1342+0928 was impacted by the replan and will be will be rescheduled in a future week.

Of note this week was the release on Aug 18 of CALDB 4.7.6. This update includes ACIS time-dependent gain corrections for the period Feb 2017 through Jul 2017 and an update to the ACIS background. For details see: http://cxc.harvard.edu/caldb/downloads/Release_notes/CALDB_v4.7.6.html

The schedule of targets for the next week is shown below and includes an observation of PSR J1622-4950, which is a follow-up to a Target of Opportunity which was accepted on May 3 and is coordinated with NuSTAR, an observation of GRB170817A, which was accepted as a Target of Opportunity on Aug 23, and an observation of NGC 1313 X-1 coordinated with NuSTAR.



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NGC1313X-1 ACIS-S/HETG Aug 28 SPT-CLJ2344-4242 ACIS-I Radiation Belts PSRJ2032+4127 ACIS-S Aug 29 SPT-CLJ2344-4242 ACIS-I J1203-3821 ACIS-S Aug 30 NovaLup2016 HRC-S /LETG SDSSJ111138.66+57503 ACIS-S Aug 31 Radiation Belts SPT-CLJ2344-4242 ACIS-I NGC7052 ACIS-S Sep 1 GRB170817A ACIS-S Sep 2 Radiation Belts Sep 3 PSRJ1622-4950 ACIS-S

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All spacecraft subsystems continued to support nominal operations.

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