260 likes | 393 Views
Chandra Calibration Status. Highlights from the Chandra Calibration Review New results on the HRMA effective area Updates to the ACIS contamination model Flux Cross-Calibration with Other X-ray Telescopes. Proper Stellar Motions with Chandra. Temperature-dependent ACIS gain corrections.
E N D
Chandra Calibration Status • Highlights from the Chandra Calibration Review • New results on the HRMA effective area • Updates to the ACIS contamination model • Flux Cross-Calibration with Other X-ray Telescopes
Recent HRMA Calibration Results CALDB Version
Updates to the ACIS contamination Model Optical depth of the contaminant at the Mn-L and F-K complex on ACIS-S
External Calibration Source (ECS) Courtesy of Dan McCammon
Surface Roughness of ACIS Filter Contaminant External Calibration Source (ECS)
Effect of Surface Roughness on Measured Optical Depths External Calibration Source (ECS)
Revised ACIS Contamination Model CALDB New
The Coma Cluster 2009 CALDB 1999 2009 New
LETG/ACIS-S Observation of Mkn 421 CALDB New
Flux Cross-Calibration with Other X-Ray Telescopes OVII OVIII Ne IX Ne X
Additional AO-11 Calibration Observations • A set of 5 LETG/ACIS-S observations of Mkn421 • A set of 4 observations of Abell 1795 on ACIS-I and ACIS-S • Measure the C-K edge optical depth at the aim-point on S3 with a LETG/ACIS-S observation of Mkn421