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Data updated: 12 Jan 2026.
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Document ID:
ASTM-E490
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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
FSC/Area:
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.
Media
Document Part Description
Dist Stmt
Document Date
Pages
Size
Notice - Adoption, Tier 2
A
03-OCT-1994
1
2.8 KB
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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.