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- 10 REM INDEX-PRINTING PROGRAM
- 20 OPEN "R",1,"NGC2000.DAT",24
- 22 OPEN "R",2,"INDEX.DAT",2
- 24 FIELD 1,5 AS N$,1 AS T$,2 AS H$,3 AS M$,3 AS D$,2 AS M1$,4 AS S$
- 26 FIELD 2,2 AS I$
- 30 WIDTH "LPT1:",132
- 40 LPRINT CHR$(15);SPC(25);"OBJECT";SPC(4);"R.A.";SPC(12);"DEC";SPC(14);"ATLAS 2000";SPC(5);"URANOMETRIA"
- 50 LPRINT
- 60 FOR I=1 TO 50
- 70 GET #2,I: J=CVI(I$): GET#1,J
- 80 K$=LEFT$(M$,2)+"."+RIGHT$(M$,1)
- 90 H=VAL(H$):M=VAL(K$):D=VAL(D$)
- 100 H=H+M/60:M1=VAL(M1$):D=D+M1/60
- 110 IF D$="-" THEN D=-D
- 200 IF ABS(D)>18.5 THEN 280
- 250 S=9+INT(H/3+1/1.2)
- 260 IF S=9 THEN S=17
- 270 GOTO 340
- 280 IF ABS(D)>=52 THEN 320
- 290 S=4+INT(H/4)
- 300 IF D<0 THEN S=S+14
- 310 GOTO 340
- 320 S=1+INT(H/8)
- 330 IF D<0 THEN S=S+23
- 340 IF ABS(D)>=5.5 THEN 390
- 350 U=215+INT(H*1.875+.5)
- 360 IF U=260 THEN U=215
- 370 V$="Vol I,II"
- 380 GOTO 780
- 390 IF D>0 THEN V$="Vol I"
- 400 IF D<0 THEN V$="Vol II"
- 410 IF ABS(D)>=50 THEN 610
- 420 IF ABS(D)>=28 THEN 520
- 430 IF ABS(D)>=17 THEN 480
- 440 U=170+INT(H*1.875+.5)
- 450 IF U=215 THEN U=170
- 460 IF D<0 THEN U=U+90
- 470 GOTO 780
- 480 U=125+INT(H*1.875+.5)
- 490 IF U=170 THEN U=125
- 500 IF D<0 THEN U=U+180
- 510 GOTO 780
- 520 IF ABS(D)>=39 THEN 570
- 530 U=89+INT(H*1.5+.5)
- 540 IF U=125 THEN U=89
- 550 IF D<0 THEN U=U+261
- 560 GOTO 780
- 570 U=59+INT(H/.8+.5)
- 580 IF U=89 THEN U=59
- 590 IF D<0 THEN U=U+327
- 600 GOTO 780
- 610 IF ABS(D)>=72.5 THEN 710
- 620 IF ABS(D)>= 61 THEN 670
- 630 U=35+INT(H+.5)
- 640 IF U=59 THEN U=35
- 650 IF D<0 THEN U=U+381
- 660 GOTO 780
- 670 U=15+INT(H/1.2+.5)
- 680 IF U=35 THEN U=15
- 690 IF D<0 THEN U=U+425
- 700 GOTO 780
- 710 IF ABS(D)>= 84.5 THEN 760
- 720 U=3+INT(H/2+1/2.4)
- 730 IF U=15 THEN U=3
- 740 IF D<0 THEN U=U+457
- 750 GOTO 780
- 760 U=1+INT(H/12)
- 770 IF D<0 THEN U=474-U
- 780 LPRINT SPC(25);N$;SPC(4);H$;"hrs ";K$;"min. ";SPC(2);D$;"deg ";M1$;"min. ";SPC(3);"CHART";S;TAB(84);"CHART";U;V$
- 790 K=K+1: IF K<25 THEN 850
- 810 LPRINT
- 820 LPRINT CHR$(15);SPC(25);"OBJECT";SPC(4);"R.A.";SPC(12);"DEC";SPC(14);"ATLAS 2000";SPC(5);"URANOMETRIA"
- 830 K=0: LPRINT
- 850 NEXT I
- 860 WIDTH "LPT1:",80
- 870 LPRINT CHR$(18): END
- 900 '
- 910 ' Written by Tim Hunter, MD, this program for IBM PC and compatible
- 920 ' machines prints an index that tells which charts in Sky Atlas 2000.0
- 930 ' and Uranometria 2000.0 show various NGC and IC objects. To work, it
- 940 ' assumes you have the machine-readable version of NGC 2000.0 (available
- 950 ' separately from Sky Publishing Corp.) in the same directory. For
- 960 ' more about the program, see Sky & Telescope, August 1991, p. 182.
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