There will be a network outage, Sunday, April 26 from 13:00 EDT - Monday April 27 01:00 EDT. All services, web sites, and systems that require access to the internet will be affected by this work.

NASA Logo Wilkinson Microwave Anisotropy Probe
NASA Logo, National Aeronautics and Space Administration

Other Images

Images > Other Images > Measuring Accurately

Two boys back to back measuring head height difference
Measuring Accurately

The Wilkinson Microwave Anisotropy Probe measures the differences in temperature of the Cosmic Microwave Background Radiation between two different points in the sky rather than the absolute temperature values themselves. This is because differential measurements of the CMB are much more accurate than absolute measurements.

Site link: Measuring Accurately

Credit: NASA / WMAP Science Team

Available formats:
250 x 149 JPG (7 KB)
320 x 183 JPG(10 KB)
620 x 354 GIF (25 KB)

WMAP # 081012

  • Webmaster: Britt Griswold
  • NASA Official: Dr. Edward J. Wollack
  • Page Updated: Tuesday, 01-04-2011