Javascript AstroTools

Ephemeris Tool

Ephemeris of Sun, Moon, planets, comets, stars and deep sky objects

Please see the Manual for usage, copyright, credits, source code etc.

Location and time zone
Observatory: Time zone: UTC Select from:
Longitude Daylight Saving Time
Latitude  
Date and Time
Date day(s)
Time
Julian Day Sidereal Time
Time span
Time span: Time step:
Object
Comet:
 Date of perihelion
User object name:
 RA:
 Dec:
 Or select from catalogue:
Tools

Mode
Chart
Text
Include: Sunrises/-sets
(in chart mode only) Choose: Declination Longitude Elongation
Sun altitude:
Time step:
Second object: Uses time step of 'Alt-Az'
Minimum altitude: Sort in R.A.

Copyright © Ole Nielsen 2002-2005

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My web site: Ole's Astronomy Site