30.111 Starbright Pentagon

  • Lorin, Torbjörn;www.tlorin.se, Sweden, Feb 27 1993;
  • L/W=1.051
  • H/W=0.693
  • Vol/W^3=0.236
  • 121+5 Facets
  • Gear: 80
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 <80> W W U U L L T T C C P P A A B C D E 1b 1c 1 1a 1b 1c 2 3 4 5 1 1a 1b 1c 2 3 4 5 A A B C D E A A B C D E 1b 1c 1 1a 1b 1c 2 3 4 5 1 1a 1b 1c 2 3 4 5 A A B C D E PC 30.111 Starbright Pentagon Design: Torbjorn Lorin, Sweden, Feb 27 1993 (5TL1.GEM) www.tlorin.se/Facett/ Angles for R.I. = 1.540 121 facets + 5 girdles 5-fold, mirror-image symmetry; 80 index L/W = 1.051 T/W = 0.495 U/W = 0.495 P/W = 0.515 C/W = 0.168 Vol/W³ = 0.236 pc30111.asc
1c43.00°02-04-06-08-10-12-14-18-20-22-24-26-28-30-34-36-38-40-42-44-46-50-52-54-56-58-60-62-66-68-70-72-74-76-78Cut with constant height
265.00°80-16-32-48-64Level girdle
360.00°80-16-32-48-64Meet 1c
455.00°80-16-32-48-64Meet 1b
550.00°80-16-32-48-64Meet 1a
 90.00°80-16-32-48-64 
A30.00°04-08-12-20-24-28-36-40-44-52-56-60-68-72-76Cut with constant height also cut 80-16-32-48-64
B52.00°80-16-32-48-64Determine girdle size
C42.00°80-16-32-48-64Meet A,B
D25.00°80-04-08-12-16-20-24-28-32-36-40-44-48-52-56-60-64-68-72-76Recut 80-16-32-48-64 to meet C then cut with constant height
E23.00°02-06-10-14-18-22-26-30-34-38-42-46-50-54-58-62-66-70-74-78Meet A,C
 0.00°Table 

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