Study of centering CCD image of faint satellites near a bright primary object†
Abstract
The polynomial-fit method is applied to remove the uneven background of a satellite when it is near a bright primary object. Detailed analysis of this method is given. Some useful conclusions are drawn from the results of simulated data.
- Publication:
-
A Giant Step: from Milli- to Micro-arcsecond Astrometry
- Pub Date:
- July 2008
- DOI:
- Bibcode:
- 2008IAUS..248..138T
- Keywords:
-
- astrometry;
- solar system: general;
- techniques: image processing;
- planets and satellites: general