Retrograde motion: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Article title updated for style. | Nov 10, 2026 | ||
| Modified link of Web site: HyperPhysics - Retrograde Motion of Mars. | Feb 15, 2018 | ||
| Article revised and updated. | Sep 30, 2008 | ||
| Added new Web site: The Muse - Retrograde Planets. | Aug 01, 2008 | ||
| Added new Web site: Think Quest - Direct and Retrograde Motion. | Aug 01, 2008 | ||
| Added new Web site: The KStars Handbook - Retrograde Motion. | Aug 01, 2008 | ||
| Added new Web site: The University of New Mexico - Retrograde Motion. | Aug 01, 2008 | ||
| Added new Web site: Jim Loy - Retrograde Motion. | Aug 01, 2008 | ||
| Added new Web site: Boloji - Retrograde Planets. | Aug 01, 2008 | ||
| Added new Web site: The McGraw-Hill Companies - Retrograde Motion. | May 01, 2007 | ||
| Added new Web site: Astronomy Web Page - Retrograde Motion. | May 01, 2007 | ||
| Added new Web site: ScienceU - Retrograde Motion of planets. | May 01, 2007 | ||
| Added new Web site: National Maritime Museum - Moving worlds - Retrograde motion. | May 01, 2007 | ||
| Added new Web site: The AstroInfo Project - Retrograde Motion. | May 01, 2007 | ||
| Added new Web site: HyperPhysics - Retrograde Motion of Mars. | May 01, 2007 | ||
| Added new Web site: Starry Skies - Retrograde Motion of Mars. | May 01, 2007 | ||
| Added new Web site: Online Astronomy Text - Retrograde Motion. | May 01, 2007 | ||
| Article revised and updated. | Sep 29, 2006 | ||
| Article added to new online database. | Jul 20, 1998 |
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