Automatic Universal CCD-Astrometry of Minor Planets

Click here to start Got to other presentations

Tab le of contents

Automatic Universal CCD-Astrometry of Minor Planets

Known Minor Planets 1995 to 2008

Use of MP-Astrometry

Astrometric software packages (incomplete)

The universality concept

Astrometric Position Measurement

General PSF Model Parameters

Mathematical PSF Models

Gaussian PSF Model function

Lorentzian PSF Model Function

Double Exponential PSF Model Function

Bivariate Gaussian PSF Model Function

Empiri-cal PSF Model

Celestial reference star positions

Differential chromatic refraction (DCR)

Identifying reference stars

Transformation and plate constants

Transformation polynomials

Getting minor planet position

Software package MpCCD

Features of MpCCD

Current astrometric catalogues

Comparison to other packages

Further improvements

Dr.-Ing. Ralf Langhans

Author: Dr.-Ing. Ralf Langhansr i

Further information:
Automatic Universal CCD-Astrometry of Minor Planets