Ready References
A Guide to Backyard Astronomy
Spectral Types of Stars
The Stellar Magnitude System
Making Variable Star Observations
Signal Conditioning and Data Acquisition Basics
Laboratory Optical Work
Age of the Earth
(2000).iso/amsci01/images/info24.jpg)
Ready References A Guide to Backyard Astronomy Spectral Types of Stars The Stellar Magnitude System (2000).iso/amsci01/images/observ24.jpg)
Making Variable Star Observations (2000).iso/amsci01/images/application.jpg)
Signal Conditioning and Data Acquisition Basics (2000).iso/amsci01/images/construct24.jpg)
Laboratory Optical Work Age of the Earth