Astronomical Data Analysis

天文观测数据类型很多，主要有以下几种：

• N维数组 ndarray

  • 1D: spectrum

  • 2D: image

  • 3D: cube

• table

Contents:

• Data formats
  • how to read
• astropy.ndarray
  • 1D array - spectra
  • 2D array - image
  • 3D array - cube

Examples

• LAMOST spectrum

• CSST image

• MaNGA CUBE

Homework

References

SDSS-MaNGA

https://www.sdss4.org/surveys/manga/