Astron. Astrophys. Suppl. Ser.
Volume 143, Number 3, May I 2000
|Page(s)||405 - 407|
|Published online||15 May 2000|
Astrometric photographic observations of Helene *,**
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Accepted: 19 January 2000
Astrometric photographic positions of the Saturnian satellite Helene obtained from 22 plates taken in 6 nights are presented. The observations are distributed between 5 missions in 1985 and 1987. All positions are compared with those calculated by Jacobson (1999). The residuals have mean and standard deviation smaller than and respectively.
Key words: astrometry / planets and satellites / Saturn
Table 1 is also available in electronic form at the CDS via anonymous ftp to cdsarc.u-strasbg.fr (22.214.171.124) or via http://cdsweb.u-strabg.fr/Abstract.html
© European Southern Observatory (ESO), 2000