The Museum of HP Calculators


Almanac Interpolator for the HP-41C/CV/CX

This program is Copyright © HP and is used here by permission. It was originally printed in the HP-67 Navigation Pac 1. This program was ported to the HP-41C by reading with the HP-41C card reader and the card reader may be required for operation of this program. This program was entered and uploaded by Tony Duell.

This program is supplied without representation or warranty of any kind. Tony Duell, Hewlett Packard and The Museum of HP Calculators therefore assume no responsibility and shall have no liability, consequential or otherwise, of any kind arising from the use of this program material or any part thereof.

Documentation Information (CD or source code)
How to get this Program to your Calculator (via HP-IL, disk, wand, and fingers)
Download Binary (.raw) program for disk or PC HP-IL Card download
Download Hexadecimal (.dat) program for Serial Port download

Program Listing

LINE  KEYS
 01 LBL "ALMI67"
 02 LBL 15
 03 LBL a
 04 HR
 05 STO 01
 06 RDN
 07 HR
 08 STO 03
 09 RTN
 10 LBL 16
 11 LBL b
 12 STO 22
 13 RTN
 14 LBL 17
 15 LBL c
 16 FS? 01
 17 GTO 01
 18 SF 01
 19 0
 20 LBL 18
 21 LBL d
 22 HR
 23 STO 00
 24 RTN
 25 LBL 01
 26 CF 01
 27 1
 28 RTN
 29 LBL 10
 30 LBL A
 31 HR
 32 STO 25
 33 INT
 34 STO 24
 35 RTN
 36 LBL 11
 37 LBL B
 38 HR
 39 X<>Y
 40 HR
 41 STO 05
 42 -
 43 SIN
 44 ASIN
 45 STO 06
 46 STOP
 47 HR
 48 ST+ 05
 49 RTN
 50 LBL 12
 51 LBL C
 52 HR
 53 X<>Y
 54 HR
 55 STO 20
 56 -
 57 STO 23
 58 RTN
 59 LBL 13
 60 LBL D
 61 7DSP1
 62 HR
 63 XEQ 01
 64 7PRTX
 65 RCL 09
 66 RCL 08
 67 +
 68 ASIN
 69 STO 08
 70 RCL 21
 71 -
 72 RCL 08
 73 COS
 74 RCL 00
 75 ABS
 76 TAN
 77 3.67
 78 *
 79 ASIN
 80 FS? 01
 81 CLX
 82 *
 83 -
 84 RCL 00
 85 -
 86 60
 87 *
 88 STO 09
 89 RTN
 90 LBL 14
 91 LBL E
 92 7DSP4
 93 0
 94 XEQ 01
 95 RCL 09
 96 RCL 08
 97 +
 98 ASIN
 99 STO 08
100 XEQ 02
101 -
102 RCL 08
103 COS
104 RCL 00
105 ABS
106 TAN
107 3.67
108 *
109 ASIN
110 FS? 01
111 CLX
112 *
113 -
114 RCL 00
115 -
116 HMS
117 STOP
118 RCL 07
119 RTN
120 LBL 01
121 STO 21
122 RCL 06
123 RCL 25
124 RCL 24
125 -
126 *
127 RCL 05
128 +
129 STO 02
130 RCL 23
131 RCL 25
132 RCL 24
133 -
134 *
135 RCL 20
136 +
137 STO 04
138 RCL 21
139 XEQ 02
140 +
141 STO 21
142 RCL 03
143 1
144 P-R
145 STO 09
146 RCL 02
147 RCL 01
148 -
149 RCL 04
150 COS
151 P-R
152 ST* 09
153 R^
154 STO 08
155 *
156 R^
157 RCL 04
158 SIN
159 ST* 08
160 *
161 -
162 R-P
163 RDN
164 180
165 +
166 STO 07
167 RTN
168 LBL 02
169 ENTER
170 ENTER
171 ENTER
172 3
173 +
174 12
175 *
176 ATAN
177 -
178 TAN
179 RCL 22
180 SQRT
181 -
182 62
183 /
184 RTN
185 LBL 19
186 LBL e
187 HR
188 STO 25
189 RTN
190 STOP
191 END

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