Douglas Heggie's Home Page


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18 September 2015: some participants at the N-body workshop in Lund
From the left: Seungkyung Oh, Anna Sippel, Mark Gieles, Taras Panamarev, Keigo Nitadori, Long Wang, Sverre Aarseth

Lectures on Computation and Astrophysics of the N-body problem

Prague, November 2016

Lecture 1

Lectures 1 and 2

Lecture 3

Compilation of NBODY1

It appears that it runs well on 32-bit operating systems, but not on 64-bit ones. The simplest fix, found by Vaclav Pavlik, is to edit the source file


change line 8 by replacing




and recompile.

Lecture 4

Recent and not-so-recent talks

(updated 11/6/16)

An N-body Simulation of the Globular Cluster M4 A 1-minute video on the project (7.3MB)  

Some Astronomical Images

People, events (total eclipses, Leonids, transit, aurora)  (revised 6/6/6) 

Some Published Papers; and a translation of Ambartsumian (1937)

(updated 23/9/14)

Work in Progress

Recent (and not so recent) Preprints

(updated 17/1/5)

GPU at the School of Mathematics