Amateur activity
Asteroid Observing
Measuring the positions and brightness of asteroids, and timing the moments they pass in front of stars. From these occultation timings, amateurs reconstruct asteroid shapes and sizes to a precision that rivals spacecraft flybys.
Methods, objects & tools
Across public astronomy
Knowledge connections
- Associated withStellar Occultations
- Associated withALPO
- Associated withALPO
Sources
The primary and reference sources this topic draws on.
- NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.