Editing Lunar Reconnaissance Orbiter part 2

Jump to navigation Jump to search

Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.

The edit can be undone. Please check the comparison below to verify that this is what you want to do, and then save the changes below to finish undoing the edit.

Latest revision Your text
Line 180: Line 180:
 
  Click on '''Sel''' until ''Ref Moon'' is displayed with a negative PeA.
 
  Click on '''Sel''' until ''Ref Moon'' is displayed with a negative PeA.
 
  In the right MFD click '''REF''', and type '''Moon'''.  
 
  In the right MFD click '''REF''', and type '''Moon'''.  
  Click '''Nxt''' until ''Hint'' is highlighted. Click '''Set''' and type the value shown for ''PeT'' in the left MFD.
+
  Click '''Nxt''' until ''Hint'' is highlighted. Click '''Set''' and type the value shown for ''PeA'' in the left MFD.
 
  Click '''Prv''' until ''Lat'' is highlighted. Click '''Set''' and type '''89.9'''
 
  Click '''Prv''' until ''Lat'' is highlighted. Click '''Set''' and type '''89.9'''
 
  Click '''Nxt''', then '''Set''' and set the ''Alt'' to '''0'''.
 
  Click '''Nxt''', then '''Set''' and set the ''Alt'' to '''0'''.
  Click '''Nxt''', then '''Set''' and set the ''ReA'' (Re-enty Angle) to '''70'''
+
  Click '''Nxt''', then '''Set''' and set the ''ReA'' (Re-enty Angle) to '''75'''
 
  Click '''Nxt''', then '''Set''' and set the ''Ant'' parameter to '''0'''
 
  Click '''Nxt''', then '''Set''' and set the ''Ant'' parameter to '''0'''
 
  You may need to reset the ''Hint'' Parameter at this time to the current PeT.
 
  You may need to reset the ''Hint'' Parameter at this time to the current PeT.
Line 193: Line 193:
  
 
=== LCROSS LRO targeting ===
 
=== LCROSS LRO targeting ===
 +
* ~7 hours prior to impact, LCROSS will separate from Centaur upper stage and perform a ~4-minute delay maneuver (~23 m/s)  to enable LCROSS to fly through Centaur impact plume
 
  In the left MFD, click '''REF''' and type '''Moon''', then click '''TGT''' and type '''LRO'''
 
  In the left MFD, click '''REF''' and type '''Moon''', then click '''TGT''' and type '''LRO'''
 
  Click '''PRJ''' until ''Target'' is displayed in the lower left corner.
 
  Click '''PRJ''' until ''Target'' is displayed in the lower left corner.
Line 217: Line 218:
  
 
=== LCROSS Separation ===
 
=== LCROSS Separation ===
* ~7 hours prior to impact, LCROSS will separate from Centaur upper stage and perform a ~4-minute delay maneuver (~23 m/s)  to enable LCROSS to fly through Centaur impact plume
 
 
Wait until Pet in the Left MFD is 25k.  
 
Wait until Pet in the Left MFD is 25k.  
 
  In the right MFD, minimize ''dV'' by adjusting ''ReA'', and make the burn.
 
  In the right MFD, minimize ''dV'' by adjusting ''ReA'', and make the burn.
Line 264: Line 264:
 
[http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20080038058_2008037121.pdf LRO Navigation Overview]
 
[http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20080038058_2008037121.pdf LRO Navigation Overview]
  
== Copyrights and Disclaimers ==
+
== TODO ==
*LRO/LCROSS Orbiter Add-On Copyright 2008 Brian Jones
+
*Fix procedure for actual mission parameters
*LRO/LCROSS Documentation Copyright 2008 Brian Jones and Chris Coffin
+
*LRO autoburn LOI burns
*Commercial redistribution prohibited.
+
*** Target a specific crater
*Permission granted for use to NASA GSFC and ASU LROC
+
** Try IMFD slingshot mode to refine flyby once in lunar SOI
*Permission granted for Educational and personal use.  
+
* Convert to .CHM for help mode within orbiter
*Not for Navigational purposes. No warranty, express or implied.
+
* Add images
*Not liable for any damages arising from use of this software or documentation.
 
 
 
==See also==
 
[[Lunar Reconnaissance Orbiter]]
 
 
 
[[Category:Articles]]
 
[[Category:Add-ons]]
 
[[Category:Spacecraft add-ons]]
 
[[Category: Add-ons by BrianJ]]
 
[[Category:Tutorials]]
 

Please note that all contributions to OrbiterWiki are considered to be released under the GNU Free Documentation License 1.2 (see OrbiterWiki:Copyrights for details). If you do not want your writing to be edited mercilessly and redistributed at will, then do not submit it here.
You are also promising us that you wrote this yourself, or copied it from a public domain or similar free resource. Do not submit copyrighted work without permission!

To protect the wiki against automated edit spam, we kindly ask you to solve the following hCaptcha:

Cancel Editing help (opens in new window)