A. V. Devyatkin, “Analysis of positional observations of Uranus, Neptune, Pluto and problem of planet X”, News of the Kabardin-Balkar scientific center of RAS, 2010, Issue 6,Pages <nobr>20

PHYSICS. ASTRONOMY

Analysis of positional observations of Uranus, Neptune, Pluto and problem of planet X

A. V. Devyatkin

The main (Pulkovsky) Astronomical Observatory of the Russian Academy of Sciences, Mountain astronomical station, 196140, St.-Petersburg, 65, Pulkovsky highway

Abstract: The analysis of series of astrometric observations of Uranus, Neptune and Pluto are fulfilled. On the result of this investigation, no valid evidence of existence of a massive planet behind Pluto was found.

Keywords: positional observations of Uranus, Neptune and Pluto, Planet X.

UDC: 520.8;521.3

Received: 24.11.2010