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Find a Node - Use these links to navigate to any of the 8 publicly accessible PDS Nodes.

This bar indicates that you are within the PDS enterprise which includes 6 science discipline nodes and 2 support nodes which are overseen by the Project Management Office at NASA's Goddard Space Flight Center (GSFC). Each node is led by an expert in the subject discipline, supported by an advisory group of other practitioners of that discipline, and subject to selection and approval under a regular NASA Research Announcement.

Encyclopedia of Standard Planetary Information, Formulae and Constants


This is an "in house" document geared for upper division students in the Astronomy or the Astrophysics fields. This Encyclopedia consists of Standard Planetary Information, Formulae and Constants. It was written by Chris Barnet and edited for HTML by Steve Duran.

Download a PDF version of Encyclopedia



EXAMPLE STRUCTURE


Beer's Law
taunuu = e-sec(theta) integ kappanu rho dz
kappanu = sumkappanu(CO2,CO,CH4,N2O) + kappanu(H2O) + kappanu(O3)

Transmittance between the top of the atmosphere and level at z is a function of the quantity and absorption of all gases.

The taller the glass, the darker the brew,
The less the amount of light that comes through.



Please E-mail Lyle Huber for any comments or suggestions regarding the Encyclopedia.