 +_____________________________________________________________________
 ] AUTHOR:            ]                             ] DR:              ]
 ] T. TALBERT         ]    PASS PROGRAM NOTE        ]     35047        ]
 ]____________________]                             ]__________________]
 ] ORG/PHONE:         ] OPS NOTE ( )  USER NOTE (X) ] DATE: SEPT. 1987 ]
 ] ENG/282-8453       ]      RELEASE NOTE( )        ]                  ]
 ]____________________]_____________________________]__________________]
 ] OI/FLIGHT EFFECTIVITY:        ]  USER AFFECTED:                     ]
 ] REL 19 AND SUBS               ]  CREW (X)  GROUND ( )  DUMP ONLY ( )]
 ]_______________________________]_____________________________________]
 ]        MAJOR SOFTWARE AREA:       ] OPS MODES AFFECTED:             ]
 ]SSW ( )  GNC (X)  VU ( )  SM/PL ( )] G3                              ]
 ]_____________________________________________________________________]
 ] SOFTWARE SUB-AREA:  TRANSITIONS, DAP, FCS                           ]
 ]_____________________________________________________________________]
 ] PRINCIPAL FUNCTIONS: 4.36                                           ]
 ]_____________________________________________________________________]
 ] TITLE:                                                              ]
 ] ATTITUDE ERROR LIMITATION AT TRANSITION TO MM 304/FCS AUTO          ]
 ]_____________________________________________________________________]
 ] DESCRIPTION:                                                        ]
 ]                                                                     ]
 ] AT THE TRANSITION FROM MM 303 TO MM 304/FCS AUTO, OR FROM MM 104 TO ]
 ] OPS 3 (IN THE CASE OF A TAL ABORT) THE VEHICLE MUST BE WITHIN A FEW ]
 ] DEGREES OF THE MM 304 DESIRED LVLH ATTITUDE.                        ]
 ] FOR MM 304 ATTITUDE ERRORS LARGER THAN 5 DEGREES AT THE TRANSITION  ]
 ] FROM MM 303 TO MM 304, THE AEROJET DAP AUTO-MODE PERFORMANCE WILL BE]
 ] VERY POOR, RESULTING IN INEFFICIENT MANEUVERS AND A SIGNIFICANT     ]
 ] INCREASE IN RCS FUEL USAGE. IN THE CASE OF A TAL, OPS 3 SHOULD BE   ]
 ] ENTERED WITH A VEHICLE ATTITUDE NOT MORE THAN PLUS OR MINUS 20      ]
 ] DEGREES FROM THE DESIRED PITCH ANGLE AND PLUS OR MINUS 5 DEGREES    ]
 ] FROM THE DESIRED ROLL AND YAW ANGLES.                               ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]USER RESPONSE:                                                       ]
 ]                                                                     ]
 ] THE MM 304 LVLH ATTITUDE ERROR (REFERENCED TO THE PRE-MISSION       ]
 ] I-LOADED LVLH EI ATTITUDE) MUST BE WITHIN 5 DEGREES OF ZERO IF      ]
 ] THE AUTO FLIGHT CONTROL SYSTEM (FCS) MODE IS SELECTED IN MM 304.    ]
 ] IF IT IS NECESSARY TO FLY A MM 304 EI ATTITUDE DIFFERENT FROM       ]
 ] THE I-LOADED ONE, THE MANUAL FCS MODE MUST BE SELECTED.             ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]CONCURRENCE:                           ]APPROVAL:                    ]
 ]IBM: WYATT COOPER         DATE 7/27/88 ]                             ]
 ]    --------------------      ---------]                             ]
 ]SSD: SAM ANKNEY           DATE 7/28/88 ]                             ]
 ]    --------------------      ---------] RW MOOREHEAD        7/30/88 ]
 ]PF MGR: M. HAMMERSCHMIDT  DATE 7/29/88 ]------------------- -------- ]
 ]       -----------------      ---------] CHAIRMAN, SASCB      DATE   ]
 ]_______________________________________]_____________________________]
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