Astronomical Spectra Experiment
Starts October 02, 2011
Due October 16, 2011
Field trip to Leuschner Observatory: October 9

Lab 2 Instructions

Ocean Optics USB2000 Mini Fiber Optic Spectrometer.
Product Web Page

Thanks to Ocean Optics, and to the National Science Foundation Division of Undergraduate Education who provided partial support for the equipment used in this Lab.

Spectrograph Basics, slides by James Graham (pdf)
Least Square Fits handout by James Graham (pdf)
General Linear Least Square Fits handout by James Graham (pdf)

Programming Examples for Least Square Fits:
Example 1: Parabolic fit -
Example 2: Sine Wave fit -

Useful Links:
Atomic Line Data from NIST
Element Finding List

David Fanning's IDL Website:

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