Image:Earth precession.jpg

From Wikipedia, the free encyclopedia

Wikimedia Commons logo This is a file from the Wikimedia Commons. The description on its description page there is shown below.
Commons is a freely licensed media file repository. You can help.
Description

Precession of rotational axis relative to the direction to the Sun at perihelion and aphelion. This changes the time of the year at which perihelion and aphelion occur.
Source

Earth Observatory / NASA
Date
Author

Robert Simmon, NASA GSFC
Permission
( Reusing this image)

see below


Public domain
 This file is in the public domain because it was created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". ( NASA copyright policy page or JPL Image Use Policy).

Deutsch | English | Español | Français | Galego | Nederlands | Português | Русский | ‪中文(简体)‬ | ‪中文(繁體)‬ | +/-
Warning sign
 Warnings:
  • Use of NASA logos, insignia and emblems are restricted per US law 14 CFR 1221.
  • The NASA website hosts a large number of images from the Soviet/ Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
  • Materials from the Hubble Space Telescope may be copyrighted if they do not explicitly come from the STScI.
  • All materials created by the SOHO probe are copyrighted and require permission for commercial non-educational use.
  • Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted.

A vector version of this image (SVG) is available.
It should be used in place of this raster image when superior.

Image:Earth precession.jpg    Image:Earth precession.svg

For more information about vector graphics, read about Commons transition to SVG.
There is also information about MediaWiki's support of SVG images.

Deutsch | English | Español | Français | Galego | עברית | Magyar | Italiano | 日本語 | 한국어 | Lietuvių | Polski | Português | Русский | Српски / Srpski | Українська | +/-

 New SVG image

File history

Click on a date/time to view the file as it appeared at that time.

Date/Time Dimensions User Comment
current 12:53, 4 September 2005 250×285 (27 KB) Saperaud (Precession of rotational axis relative to the direction to the Sun at perihelion and aphelion. This changes the time of the year at which perihelion and aphelion occur. Source: http://earthobservatory.nasa.gov/Library/Giants/Milankovitch/Images/precessi)
The following pages on Schools Wikipedia link to this image (list may be incomplete):
Retrieved from "http://en.wikipedia.org/wiki/Image:Earth_precession.jpg"
This Wikipedia Selection is sponsored by SOS Children , and is mainly selected from the English Wikipedia with only minor checks and changes (see www.wikipedia.org for details of authors and sources). See also our Disclaimer.