1+_____________________________________________________________________
 ] AUTHOR:            ]                             ] DR:              ]
 ] S. DAHLKE          ]    PASS PROGRAM NOTE        ]       37585 *    ]
 ]____________________]                             ]__________________]
 ] ORG/PHONE:         ] OPS NOTE ( )  USER NOTE (X) ] DATE: SEPT. 1987 ]
 ] IBM/282-8532       ]      RELEASE NOTE( )        ] REV A: 03/31/93  ]
 ]____________________]_____________________________]__________________]
 ] OI/FLIGHT EFFECTIVITY:        ]  USER AFFECTED:                     ]
 ] REL 18 AND SUBS               ]  CREW (X)  GROUND ( )  DUMP ONLY ( )]
 ]_______________________________]_____________________________________]
 ]        MAJOR SOFTWARE AREA:       ] OPS MODES AFFECTED:             ]
 ]SSW ( )  GNC (X)  VU ( )  SM/PL ( )] G1, G2, G3                      ]
 ]_____________________________________________________________________]
 ] SOFTWARE SUB-AREA: GUID, DISPLAY                                    ]
 ]_____________________________________________________________________]
 ] PRINCIPAL FUNCTIONS: 4.3, 4.7, 4.158, 4.209, 4.210, 4.211, 6.35     ]
 ]_____________________________________________________________________]
 ] TITLE:                                                              ]
 ] GUIDANCE-COMPUTED BURN ATTITUDE NOT DISPLAYED FOR YAW DESIRED NEAR  ]
 ] + OR - 90 DEGREES                                                   ]
 ]_____________________________________________________________________]
 ] DESCRIPTION:  * DR 106915                                           ]
 ]                                                                     ]
 ]  IF A LOAD COMMAND IS EXECUTED ON THE XXXXX MNVR YYYYY DISPLAY      ]
 ]  AND THE DESIRED YAW ATTITUDE IS NEAR + OR - 90 DEGREES, THE        ]
 ]  DESIRED ATTITUDE WILL BE BLANKED AND WILL CONTINUE TO BE           ]
 ]  BLANKED WHEN CYCLIC GUIDANCE BEGINS.                               ]
 ]                                                                     ]
 ]  IF THE EXECUTION OF A LOAD COMMAND ON THE XXXXX MNVR YYYYY DISPLAY ]
 ]  RESULTS IN A YAW THAT IS NOT NEAR + OR - 90 DEGREES, THE BURN      ]
 ]  ATTITUDE WILL BE DISPLAYED THROUGHOUT CYCLIC GUIDANCE.  HOWEVER,   ]
 ]  IF DURING CYCLIC GUIDANCE YAW BECOMES CLOSE TO + OR - 90 DEGREES,  ]
 ]  THE DISPLAYED VALUES WILL BECOME STATIC AND LAST ATTITUDE COMPUTED ]
 ]  BEFORE YAW REACHED THE + OR - 90 DEGREE AREA WILL BE DISPLAYED.    ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ] USER RESPONSE:                                                      ]
 ]                                                                     ]
 ]    THE AUTO MANEUVER CAPABILITY WILL STILL FUNCTION NORMALLY TO     ]
 ]    REACH THE DESIRED ATTITUDE.  ALTERNATIVELY, THE ADI ERROR        ]
 ]    NEEDLES CAN BE USED TO MANUALLY MANEUVER TO THE DESIRED BURN     ]
 ]    ATTITUDE.                                                        ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]CONCURRENCE:                           ]APPROVAL:                    ]
 ]IBM:   JEAN L. ZOPHY      DATE 05/04/93]                             ]
 ]    --------------------      ---------]                             ]
 ]FDSD:   W. R. PRUETT      DATE 05/05/93]                             ]
 ]     -------------------      ---------]                             ]
 ]PF MGR:   H. S. ESTES     DATE 06/08/93]                             ]
 ]          G. MCSWAIN           06/08/93] DARRELL E. STAMPER 07/01/93 ]
 ]      MICHAEL P. DEMASIE       07/01/93]------------------- -------- ]
 ]     -------------------      ---------] CHAIRMAN, SASCB      DATE   ]
 ]_______________________________________]_____________________________]

