NIRSpec's Milestones

Upcoming Milestones

Date Event
October 2018 Launch
2017/2018 OTIS-spacecraft integration
Spring 2017 OTIS cryo-vacuum campaign @ JSC

Past Milestones

Date Event
Autumn 2016 OTIS Vibration/acoustics tests (GSFC)
Spring 2016 Integration of OTE (Optical Telescope Element) with ISIM  => OTIS
Winter 2015-2016 ISIM  cryo-vacuum testing @ GSFC (CV3)
Spring 2015 ISIM vibration and accoustic testing
Jan-Feb 2015 MSA and FPA replacement
Jul-Oct 2014 ISIM cryo-vacuum testing @ GSFC (CV2)
Feb 2014 Integration of NIRSpec to ISIM (Integrated Science Instruments module)
22 Oct 2013 NIRSpec ESA-NASA handover meeting
19 Sep 2013 NIRSpec leaves Europe
Jun-Sep 2013 NIRSpec  PSR (Pre-Ship Review) / AR (Acceptance Review)
Jun-Aug 2013 NIRSpec FM2 environmental testing including second thermal vacuum cycle
Dec-Feb 2013 NIRSpec FM2 thermal vaccum cycle and instrument calibration campaign
2011 NIRSpec FM1 (Flight Module) thermal vacuum cycle and first calibration campaign
2010 NIRSpec ETU (Engineering Test Unit) delivered to NASA
2008 NIRSpec CDR (Critical Design Review)
2007 ESA/NASA MOU (Memorandum Of Understanding) signed
2007 NIRSpec PDR (Preliminary Design Review)
2004 Appointment of NIRSpec Instrument Science Team (IST)
2002 SPC approves ESA JWST participation