start x,v to orbital elements
write out wikipedia's formulae
add demo (not a test case since it asserts nothing); doesn't work
tidy; still fails test
file.py: return error code
small dumb bugs slipped by the QA team
talks-lowell: some movies illustrating resonances with spiral structure
talks: bar-olr movie; correct epicycles for all of the movies
stand-alone tweak: initial testing
talks: lowell talk + movies
sdsstools: check footprint
sdsstools: added mode to photoobj
sdsstools: get specObjs
start implementing log(scale) vs rotation histogram cross-correlation trick
move histogram to utils; add histogram2d
sdsspm/py-pmm: read the plate list
sdsspm: pmm data accessing tools
sdsspm: find the *right* plate
solarsystem: ci referee's comments
sdsspm: find and display pmm images