Skip Navigation Links
MenuExpand
ASSIST
   Data updated: 12 Jan 2026. Home |  About Quick Search |  ASSIST |  ASSIST Updates Document Details

Document ID:   ASTM-E490       Scroll down to access document images

Overview
Title:  Tables, Irradiance, Solar Constant and Zero Air Mass Solar Spectral
Scope:  These tables define the solar constant and zero air mass solar spectral irradiance for use in thermal analysis, thermal balance testing, and other tests of spacecraft and spacecraft components and materials.
Status:  Active Adoption Date:  03-OCT-1994      
  Next Review Due:  29-NOV-2031
6660 Doc Category:   American Society for Testing and Materials (ASTM)  
Reaffirmation Date:  01-DEC-2021

Responsibilities
Lead Standardization Activity:  99  Air Force Life Cycle Management Center - Item Reduction Support  
  Adopting Activity: 11  Air Force Life Cycle Management Center - Aircraft Systems
Coordination:  Full  
Army Custodian:  CR   US Army Combat Capabilities Development Command, C5ISR Center  
Navy Custodian:  AS   Naval Air Systems Command  
Air Force Custodian:  11   Air Force Life Cycle Management Center - Aircraft Systems  

Revision History Click on column headings for a description of column content.
MediaDocument Part DescriptionDist StmtDocument DatePagesSize
Document ImageNotice - Adoption, Tier 2A03-OCT-199412.8 KB

NOTE: It is recommended that you use Adobe Reader v7.0 or higher for optimal download performance; older versions should continue to work, but downloading large files may appear to take longer, so please be patient in those cases.


  About Quick Search  |  Contact Us  |  FAQ  |  ASSIST  |  Privacy and Security  |  Section 508 Compliance  |  Defense Standardization Program  

WARNING: UNAUTHORIZED ACCESS TO THIS UNITED STATES GOVERNMENT COMPUTER SYSTEM AND SOFTWARE IS PROHIBITED BY PUBLIC LAW 99-474 (THE COMPUTER FRAUD AND ABUSE ACT OF 1986) AND CAN RESULT IN ADMINISTRATIVE, DISCIPLINARY OR CRIMINAL PROCEEDINGS.