NICER Data Analysis

This page contains links to documents and information on the NICER software (NICERDAS) necessary to calibrate and analyse the NICER data.

The current NICERDAS software version 12 is distributed with HEAsoft version 6.33 (Feb 2024). The current version of calibration files, CALDB xti20240206, has been released on Feb 27 2024 together with NICER Calibration documentation.

Documents	Release Date	Description
Analysis Threads	Varies	RECOMMENDED: Step-by-step analysis threads and reference information for various NICER tasks
NICER Analysis Tips	Jul 2023	Tips and caveats in NICER data
NICER Mission Guide	Jul 2023	Overview of NICER as an observatory and NICER data
NICER Calibration Documents	Varies	NICER calibration release notes, calibration documents, and format specifications
Deprecated: Software User Guide	Oct 2019	DEPRECATED: General analysis guide (deprecated; see the Analysis Threads instead)

Do you have questions?

Any questions regarding analysis and calibration can be submitted to our NICER helpdesk. You can access our helpdesk by using HEASARC's Feedback Form, or clicking the "HELP" icon below.

Please be sure to select "NICER" as the mailing list so that your question can be routed to the correct helpdesk most quickly.

NICER Calibration Archive and Software

The calibration data are archived in the HEASARC calibration database (CALDB). The latest releases of the calibration data and their supporting information are available in the NICER Calibration page . The latest software is available from the HEASARC software download page.

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NICER Data Analysis