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Proofed Page 803-812

pull/808/head
sidemt 2021-02-28 17:44:47 +09:00
parent 1277126ffd
commit 595d56ecfe
1 changed files with 59 additions and 43 deletions
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102
Luminary099/LUNAR_LANDING_GUIDANCE_EQUATIONS.agc
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@ -277,12 +277,17 @@ STARTP64 TC NEWMODEX
# TTFINCR COMPUTATIONS ARE AS FOLLOWS -- # TTFINCR COMPUTATIONS ARE AS FOLLOWS --
# Page 803 # Page 803
# TTF/8 UPDATED FOR TIME SINCE LAST PASS: # TTF/8 UPDATED FOR TIME SINCE LAST PASS:
#
# TTF/8 = TTF/8 + (TPIP - TPIPOLD)/8 # TTF/8 = TTF/8 + (TPIP - TPIPOLD)/8
#
# LANDING SITE VECTOR UPDATED FOR LUNAR ROTATION: # LANDING SITE VECTOR UPDATED FOR LUNAR ROTATION:
# ____ ____ ____ __ #
# _ _ _ _
# LAND = /LAND/ UNIT(LAND - LAND(TPIP - TPIPOLD) * WM) # LAND = /LAND/ UNIT(LAND - LAND(TPIP - TPIPOLD) * WM)
#
# SLANT RANGE TO LANDING SITE, FOR DISPLAY: # SLANT RANGE TO LANDING SITE, FOR DISPLAY:
# ____ _ #
# _ _
# RANGEDSP = ABVAL(LAND - R) # RANGEDSP = ABVAL(LAND - R)
TTFINCR TC INTPRET TTFINCR TC INTPRET
@ -335,7 +340,7 @@ BRSPOT2 INDEX WCHPHASE
REDESIG CA FLAGWRD6 # IS REDFLAG SET? REDESIG CA FLAGWRD6 # IS REDFLAG SET?
MASK REDFLBIT MASK REDFLBIT
EXTEND EXTEND
BZF RGVGCALC # NO: SKIP REDESIGNATION LOGIC BZF RGVGCALC # NO: SKIP REDESIGNATION LOGIC
CA TREDES # YES: HAS TREDES REACHED ZERO? CA TREDES # YES: HAS TREDES REACHED ZERO?
EXTEND EXTEND
@ -360,11 +365,11 @@ REDESIG CA FLAGWRD6 # IS REDFLAG SET?
TC INTPRET TC INTPRET
VLOAD VSU VLOAD VSU
LAND LAND
R # ____ _ R # _ _
RTB PUSH # PUSH DOWN UNIT (LAND - R) RTB PUSH # PUSH DOWN UNIT (LAND - R)
NORMUNIT NORMUNIT
VXV VSL1 VXV VSL1
YNBPIP # ___ ____ _ YNBPIP # _ _ _
VXSC PDDL # PUSH DOWN - ELINCR(YNB * UNIT(LAND - R)) VXSC PDDL # PUSH DOWN - ELINCR(YNB * UNIT(LAND - R))
ELINCR ELINCR
AZINCR AZINCR
@ -400,10 +405,10 @@ REDES1 DLOAD DSU
DXCH LAND DXCH LAND
EXTEND EXTEND
DCA LANDTEMP +2 DCA LANDTEMP +2
DXCH LAND +2 DXCH LAND +2
EXTEND EXTEND
DCA LANDTEMP +4 DCA LANDTEMP +4
DXCH LAND +4 DXCH LAND +4
TCF RGVGCALC TCF RGVGCALC
@ -411,23 +416,29 @@ REDES1 DLOAD DSU
# COMPUTE STATE IN GUIDANCE COORDINATES # COMPUTE STATE IN GUIDANCE COORDINATES
# ********************************************************************* # *********************************************************************
# #
# RGVGCALC COMPUTATIONS ARE AS FOLLOWS:-- # RGVGCALC COMPUTATIONS ARE AS FOLLOWS:-
#
# VELOCITY RELATIVE TO THE SURFACE: # VELOCITY RELATIVE TO THE SURFACE:
# _______ _ _ __ #
# _ _ _ _
# ANGTERM = V + R * WM # ANGTERM = V + R * WM
#
# STATE IN GUIDANCE COORDINATES: # STATE IN GUIDANCE COORDINATES:
# ___ * _ ____ #
# _ * _ _
# RGU = CG (R - LAND) # RGU = CG (R - LAND)
# ___ * _ __ _ #
# _ * _ _ _
# VGU = CG (V - WM * R) # VGU = CG (V - WM * R)
# Page 806 actually starts one line earlier but that would separate the markers from their variables # Page 806 actually starts one line earlier but that would separate the markers from their variables
# #
# HORIZONTAL VELOCITY FOR DISPLAY # HORIZONTAL VELOCITY FOR DISPLAY:
# #
# VHORIZ = 8 ABVAL (0, VG , VG ) # VHORIZ = 8 ABVAL (0, VG , VG )
# 2 1 # 2 1
#
# DEPRESSION ANGLE FOR DISPLAY: # DEPRESSION ANGLE FOR DISPLAY:
# _ ____ ______ # _ _ _
# LOOKANGL = ARCSIN(UNIT(R - LAND).XMBPIP) # LOOKANGL = ARCSIN(UNIT(R - LAND).XMBPIP)
CALCRGVG TC INTPRET # IN IGNALG, COMPUTE V FROM INTEGRATION CALCRGVG TC INTPRET # IN IGNALG, COMPUTE V FROM INTEGRATION
@ -453,7 +464,7 @@ RGVGCALC TC INTPRET # ENTER HERE TO RECOMPUTE RG AND VG
ZEROVECS # 2 1 ZEROVECS # 2 1
ABVAL SL3 ABVAL SL3
STOVL VHORIZ # VHORIZ FOR DISPLAY DURING P65. STOVL VHORIZ # VHORIZ FOR DISPLAY DURING P65.
R # _ ____ R # _ _
VSU PUSH # PUSH DOWN R - LAND VSU PUSH # PUSH DOWN R - LAND
LAND LAND
MXV VSL1 MXV VSL1
@ -470,7 +481,7 @@ RGVGCALC TC INTPRET # ENTER HERE TO RECOMPUTE RG AND VG
TS PUSHLOC TS PUSHLOC
# Page 807 # Page 807
CA MPAC # COMPUTE LOOKANGLE ITSELF CA MPAC # COMPUTE LOOKANGL ITSELF
DOUBLE DOUBLE
TC BANKCALL TC BANKCALL
CADR SPARCSIN -1 CADR SPARCSIN -1
@ -501,8 +512,8 @@ TTF/8CL TC INTPRETX
DSU DMP DSU DMP
RGU +4 RGU +4
3/8DP 3/8DP
STORE TABLTTF # A(0) = -24 (RGU - RDG )/64 TO TABLTTF STORE TABLTTF # A(0) = -24(RGU - RDG )/64 TO TABLTTF
EXIT # 2 2 EXIT # 2 2
CA BIT8 CA BIT8
TS TABLTTF +10 # FRACTIONAL PRECISION FOR TTF TO TABLE TS TABLTTF +10 # FRACTIONAL PRECISION FOR TTF TO TABLE
@ -530,23 +541,25 @@ TTF/8CL TC INTPRETX
# MAIN GUIDANCE EQUATION # MAIN GUIDANCE EQUATION
# ********************************************************************************* # *********************************************************************************
# #
# AS PUBLISHED -- # AS PUBLISHED:-
# ___ __ ___ __ # _ _ _ _
# ___ ___ 6(VDG + VG) 12(RDG - RG) # _ _ 6(VDG + VG) 12(RDG - RG)
# ACG = ADG + ----------- + ------------ # ACG = ADG + ----------- + ------------
# TTF (TTF)(TTF) # TTF (TTF)(TTF)
# AS HERE PROGRAMMED -- #
# ___ __ # AS HERE PROGRAMMED:-
# 3 (1/4(RDG - RG) ___ __) #
# _ _
# 3 (1/4(RDG - RG) _ _ )
# - (------------- + VDG + VG) # - (------------- + VDG + VG)
# ___ 4 ( TTF/8 ) ___ # _ 4 ( TTF/8 ) _
# ACG = ---------------------------- + ADG # ACG = ---------------------------- + ADG
# TTF/8 # TTF/8
QUADGUID CS TTF/8 QUADGUID CS TTF/8
AD LEADTIME # LEADTIME IS A NEGATIVE NUMBER AD LEADTIME # LEADTIME IS A NEGATIVE NUMBER
AD POSMAX # SAFEGUARD THE COMPUTATIONS THAT FOLLOW AD POSMAX # SAFEGUARD THE COMPUTATIONS THAT FOLLOW
TS L # BY FORCING -TTF*LEADTIME > OR = ZERO TS L # BY FORCING -TTF+LEADTIME > OR = ZERO
CS L CS L
AD L AD L
ZL ZL
@ -555,22 +568,22 @@ QUADGUID CS TTF/8
TS BUF # - RATIO OF LAG-DIMINISHED TTF TO TTF TS BUF # - RATIO OF LAG-DIMINISHED TTF TO TTF
EXTEND EXTEND
SQUARE SQUARE
TS BUF +1 TS BUF +1
AD BUF AD BUF
XCH BUF +1 # RATIO SQUARED - RATIO XCH BUF +1 # RATIO SQUARED - RATIO
AD BUF +1 AD BUF +1
TS MPAC # COEFFICIENT FOR VGU TERM TS MPAC # COEFFICIENT FOR VGU TERM
AD BUF +1 AD BUF +1
INDEX FIXLOC INDEX FIXLOC
TS 26D # COEFFICIENT FOR RDG-RGU TERM TS 26D # COEFFICIENT FOR RDG-RGU TERM
AD BUF +1 AD BUF +1
INDEX FIXLOC INDEX FIXLOC
TS 28D # COEFFICIENT FOR VDG TERM TS 28D # COEFFICIENT FOR VDG TERM
AD BUF AD BUF
AD POSMAX AD POSMAX
# Page 809 # Page 809
AD BUF +1 AD BUF +1
AD BUF +1 AD BUF +1
INDEX FIXLOC INDEX FIXLOC
TS 30D # COEFFICIENT FOR ADG TERM TS 30D # COEFFICIENT FOR ADG TERM
@ -597,7 +610,7 @@ QUADGUID CS TTF/8
30D 30D
ADG,1 ADG,1
VAD VAD
AFCCALC1 VXM VSL1 # VERGUID COMES HERE AFCCALC1 VXM VSL1 # VERTGUID COMES HERE
CG CG
PDVL V/SC PDVL V/SC
GDT/2 GDT/2
@ -608,7 +621,7 @@ AFCCALC1 VXM VSL1 # VERGUID COMES HERE
AFCCALC2 STODL /AFC/ # MAGNITUDE OF AFC FOR THROTTLE AFCCALC2 STODL /AFC/ # MAGNITUDE OF AFC FOR THROTTLE
UNFC/2 # VERTICAL COMPONENT UNFC/2 # VERTICAL COMPONENT
DSQ PDDL DSQ PDDL
UNFC/2 +2 # OUT-OF-PLANE UNFC/2 +2 # OUT-OF-PLANE
DSQ PDDL DSQ PDDL
HIGHESTF HIGHESTF
DDV DSQ DDV DSQ
@ -618,12 +631,12 @@ AFCCALC2 STODL /AFC/ # MAGNITUDE OF AFC FOR THROTTLE
AFCCALC3 AFCCALC3
ZEROVECS ZEROVECS
AFCCALC3 SQRT DAD AFCCALC3 SQRT DAD
UNFC/2 +4 UNFC/2 +4
# Page 810 # Page 810
BPL BDSU BPL BDSU
AFCCLEND AFCCLEND
UNFC/2 +4 UNFC/2 +4
STORE UNFC/2 +4 STORE UNFC/2 +4
AFCCLEND EXIT AFCCLEND EXIT
TC FASTCHNG TC FASTCHNG
@ -674,11 +687,11 @@ CGCALC CAF EBANK5
VXV RTB VXV RTB
LAND LAND
NORMUNIT NORMUNIT
STOVL CG +6 # SECOND ROW STOVL CG +6 # SECOND ROW
CG CG
VXV VSL1 VXV VSL1
CG +6 CG +6
STORE CG +14 STORE CG +14
EXIT EXIT
# (CONTINUE TO EXTLOGIC) # (CONTINUE TO EXTLOGIC)
@ -713,11 +726,14 @@ EXSPOT1 EXTEND
# *********************************************************************** # ***********************************************************************
# #
# 1. EXGSUB IS THE RETURN WHEN GUIDSUB IS CALLED BY THE IGNITION ALGORITHM. # 1. EXGSUB IS THE RETURN WHEN GUIDSUB IS CALLED BY THE IGNITION ALGORITHM.
#
# 2. EXBRAK IN THE EXIT USED DURING THE BRAKING PHASE. IN THIS CASE UNIT(R) IS THE WINDOW POINTING VECTOR. # 2. EXBRAK IN THE EXIT USED DURING THE BRAKING PHASE. IN THIS CASE UNIT(R) IS THE WINDOW POINTING VECTOR.
#
# 3. EXNORM IS THE EXIT USED AT OTHER TIMES DURING THE BURN. # 3. EXNORM IS THE EXIT USED AT OTHER TIMES DURING THE BURN.
# (EXOVFLOW IS A SUBROUTINE OF EXBRAK AND EXNORM CALLED WHEN OVERFLOW OCCURRED ANYWHERE IN GUIDANCE.) #
# (EXOVFLOW IS A SUBROUTINE OF EXBRAK AND EXNORM CALLED WHEN OVERFLOW OCCURRED ANYWHERE IN GUIDANCE.)
EXGSUB TC INTPRET # COMPUTE TRIM VELOCITY CORRECTION TERM. EXGSUB TC INTPRET # COMPUTE TRIM VELOCITY CORRECTION TERM
# Page 812 # Page 812
VLOAD RTB VLOAD RTB
UNFC/2 UNFC/2
@ -736,7 +752,7 @@ EXGSUB TC INTPRET # COMPUTE TRIM VELOCITY CORRECTION TERM.
OCT 01412 OCT 01412
+3 TC POSTJUMP +3 TC POSTJUMP
CADR DDUMCALC CADR DDUMCALC
EXBRAK TC INTPRET EXBRAK TC INTPRET
VLOAD VLOAD