This directory contains Herschel HIFI spectra and spectral maps from the Highly Processed Data Products (HPDP) data set.

Read more about the HPDP project here:
http://irsa.ipac.caltech.edu/data/Herschel/HPDP/overview.html

Each of the directories below represents a different HIFI band:

band6a: 1430.2-1557.8 GHz
band6b: 1578.2-1697.8 GHz
band7a: 1701.2-1793.8 GHz
band7b: 1793.2-1901.8 GHz

The spectral files within each directory are described in the HPDP README file:
http://irsa.ipac.caltech.edu/data/Herschel/HPDP/docs/README.pdf