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Ephemeris

Service The Minor Planet Ephemeris 2011 January 14 This ...

The Minor Planet Ephemeris 2011 January 14 This manual describes the extended and new features of the MPC's web-based Minor Planet Ephemeris Service

SWISS EPHEMERIS for the year 2012

SWISS EPHEMERIS for the year 2012 JANUARY 2012 00:00 UT Day Sid.t A B C D E F G O I J L K M N S1640159 j 57'307 a 7 19 i 50 13 k 49 20 f 7 0 b 2628 g 17 0 a 5128 k 53 7 j 1913°D5812 i 59 1 b 42 1 l 54 M2 64412 10°58'3919°121°1115°320°210°2728°210°5228°557°2213 i 59 12°56 1°49 1°57 ...

SWISS EPHEMERIS for the year 2011

SWISS EPHEMERIS for the year 2011 JANUARY 2011 00:00 UT Day Sid.t A B C D E F G O I J L K M N S16411310 j 12'1129 h 14 19 i 50 23 h 34 18 j 22 26 l 3316 g 4026 l 5826 k 44 5 j 20 2 j 46 2 j 1820 l 5327 k 37 S2645911°13'2112 i 39 20°9 24°3219°9 26°4116°4226°5926°465°222°462°1520°5927 ...

IMPROVED EPHEMERIDES OF PLUTO

The uncertainties of a planetary ephemeris depend mainly upon the observational data to which the ephemeris is adjusted. In this study, different sets of data are assumed, ...

Ephemeris Protection Level Equations and Monitor Algorithms ...

1 Ephemeris Protection Level Equations and Monitor Algorithms for GBAS Sam Pullen, Jiyun Lee, and Ming Luo Department of Aeronautics and Astronautics, Stanford University Boris Pervan, Fang-Cheng Chan, and Livio Gratton Department of Mechanical, Materials, and Aerospace Engineering, Illinois ...

SPACECRAFT EPHEMERIS AND PARTIALS FILE

SPACECRAFT EPHEMERIS 4-3 4.1 INTRODUCTION This section gives the equations for the acceleration of the spacecraft relative to the center of integration due to gravity only.

Should I Use Precise Ephemeris?

Should I Use Precise Ephemeris? By David MacDonald Waypoint Consulting Inc. November 2001 What is SA? SA, or Selective Availability, was the intentional degradation of the GPS signal by the US DoD (Department of Defense).

PLANETARY EPHEMERIS, SMALL-BODY EPHEMERIS, AND SATELLITE ...

PLANETARY, SMALL-BODY, AND SATELLITE EPHEMERIDES 3-3 3.1PLANETARY EPHEMERIS AND SMALL-BODY EPHEMERIS 3.1.1 DESCRIPTION Interpolation of the planetary ephemeris produces the position (P), velocity (V), and acceleration (A) vectors of the major celestial bodies of the Solar System.

Broadcast vs. precise GPS ephemerides: a historical perspective

(NASA) Goddard Space Flight Centre in Greenbelt, Maryland (CDDIS 2003). The CDDIS website maintains broadcast ephemeris records from GPS week 0570 (1991)

Ephemeris Functions

Orbital Mechanics with MATLAB page 1 Ephemeris Functions This document describes a series of MATLAB scripts and functions that compute ephemerides of the moon, sun, planets and stars.