Table for Calculating a Half-Circle Skirt  
    Key Skirt Parameters            
   
Waist Circumference (cm)
 
Skirt w/o Train Drawing
       
    Front Skirt Length (cm)            
   
Back Seam Length (Train Included) (cm)
 
Skirt with Train Drawing
       
    Finished Waistband Width (cm)            
    Width of Skirt Fabric (cm)            
   
Waist Gathering Ratio
           
    Radii Calculations            
               
   
Waist Edge Length (Gathering Ratio Accounted for) (cm)
           
    Waist Opening Radius (R1) (cm)            
   
Bottom Edge Radius (R2) (cm)
           
    Side Radius (R3) (cm)            
    Back Radius (R4) (cm)            
    Side Skirt Length (cm)            
                   
   
Skirt Fabric Consumption (2*L) Including Waistband (m)
           
    Length of Waistband Rectangle Incl. Seam Allowances (cm)            
    Width of Waistband Rectangle Incl. Seam Allowances (cm)            
                             
    Total Skirt Hem Length (m)                      
    Front Skirt Hem Length (m)                      
    Back Skirt Hem Length (m)                      
                             
    Calculating Gores for a "Half-Circle Skirt"  
    Key Skirt Parameters       FRONT Gores (all values given in cm)   BACK Gores (all values given in cm)  
   
Waist Circumference (cm)
        Top Dip along Middle of Top Edge    
    Front Skirt Length (cm)         Dip along Middle of Bottom Edge    
   
Back Seam Length (Train Included) (cm)
      Left (Side Seam) Front Gore 1   Left (Center Back) Back Gore 1  
   
Waist Gathering Ratio
         
    Gore Calculations       Bottom    
   
Gore Calculations
         
    Number of Front Gores              
    Number of Back Gores            
    Top Edge Length of Front Gore (cm)            
    Top Edge Length of Back Gore (cm)          
    Bottom Edge Length of Front Gore (cm)          
    Bottom Edge Length of Back Gore (cm)                  
             
Illustration 1
         
    Total Skirt Hem Length (m)      
Illustration 2
             
    Front Skirt Hem Length (m)      
General Gore View
         
    Back Skirt Hem Length (m)                  
                 
           
                   
                     
                       
                   
                   
           
           
                   
                   
                       
                   
                   
           
           
                   
                   
                       
     Calculating Horizontal Ruffles for a Half-Circle Skirt    
    Key Skirt Parameters                      
   
Waist Circumference (cm)
      Total Fabric Consumption for All Skirt Ruffles (m)  
Illustration
 
    Front Skirt Length (cm)       Ruffle Fabric Consumption (Train Excluded) (m)        
   
Back Seam Length (Train Included) (cm)
      Ruffle Fabric Consumption (Train Only) (m)        
   
Waist Gathering Ratio
      Total Hem Length (for further treatment) (m)        
    Key Parameters of Horizontal Skirt Ruffles                      
   
Number of Ruffles (between 1 and 40)
     
Total Sewing Edge Length of All Skirt Ruffles (m)
       
   
Ruffles Overlap (cm)
      Number of Train Ruffles        
   
Ruffle Gathering Ratio
                     
    Width of Ruffle Fabric (cm)       Total Sewing Edge Length of All Train Ruffles (m)        
    Ruffle Calculations      
Skirt Hem Length (Train Excluded) (bottom hoop length for petticoat) (m)
       
    Intervals between Ruffles (cm)       Total Sewing Edge Length of All Ruffles (Train Included) (m)        
   
Ruffle Strip Width Including Seam Allowances (cm)
                     
    Finished Ruffle Width (cm)                      
                             
                     
    Calculation of ruffle fabric consumption starting from the top of the skirt. Train ruffles are included automatically if there is a train!         Calculated Ruffle Lengths for Skirt without Train   Calculated Ruffle Lengths for Train  
   
Illustration
        Ruffle Length (m) Sewing Edge Length (m) Distance to Waistline (cm)     Ruffle Length (m) Sewing Edge Length (m) Distance to Waistline (cm)  
            № 1
0,0    
               
    Make Back Skirt Length equal to Front Skirt Length in the Key Skirt Parameters if you don't want to account for train ruffles.          
             
             
             
    Useful when you need to determine fabric consumption for several bottom ruffles (for example, for a petticoat).          
             
             
                 
   
         
   
         
   
         
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
             
                 
               
               
               
               
               
               
               
               
               
               
                               
  Key Skirt Parameters  
  Waist Circumference (cm)  
  Front Skirt Length (cm)  
  Side Skirt Length (cm)  
  Back Seam Length (Train Included) (cm)  
 
Ruffle Gathering Ratio
 
  Number of Ruffles from Waist Down  
  Ruffle Width (cm)  
  Width of Ruffle Fabric (cm)  
  Ruffle Calculations  
   
  Intervals between Ruffles at Waist (cm)  
  Intervals between Ruffles at Hem (cm)  
  Number of Main Double Ruffles  
  Number of Additional Inner Ruffles  
       
  RUFFLE FABRIC CONSUMPTION (m)  
       
  TOTAL LENGTH OF ALL RUFFLE SEWING LINES (m)  
       
  Number of Inner Ruffles per Section  
       
 
Key Ruffle Sewing Lines
   
 
Inner Ruffle Sewing Lines per Section
   
 
All Inner Ruffle Sewing Lines on Skirt
   
       
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  LONG RUFFLES from Waist to Bottom  
  №1 - Ruffle in the middle of train. LENGTH (cm) Psc.  
   
  №2  
  №3  
  №4  
  №5  
  №6  
  №7  
  №8  
  №9  
  №10  
  №11  
  №12  
  №13  
  №14  
  №15  
  №16  
  №17  
  №18  
  №19  
  №20  
  №21  
  №22  
  №23  
  №24  
  №25  
  №26  
  №27  
  №28  
  №29  
  №30  
  №31  
  №32  
  №33  
  №34  
  №35  
  №36  
  №37  
  №38  
  №39  
  №40  
         
  INNER RUFFLES for Putting between Main Long Ruffles Going Down to Skirt Hem  
    LENGTH (cm) Psc.   LENGTH (cm) Psc.   LENGTH (cm) Psc.   LENGTH (cm) Psc.   LENGTH (cm) Psc.  
  Btwn №1 and №2 Btwn №9 and №10 Btwn №17 and №18 Btwn №25 and №26 Btwn №33 and №34  
   
   
   
   
   
  Btwn №2 and №3 Btwn №10 and №11 Btwn №18 and №19 Btwn №26 and №27 Btwn №34 and №35  
   
   
   
   
   
  Btwn №3 and №4 Btwn №11 and №12 Btwn №19 and №20 Btwn №27 and №28 Btwn №35 and №36  
   
   
   
   
   
  Btwn №4 and №5 Btwn №12 and №13 Btwn №20 and №21 Btwn №28 and №29 Btwn №36 and №37  
   
   
   
   
   
  Btwn №5 and №6 Btwn №13 and №14 Btwn №21 and №22 Btwn №29 and №30 Btwn №37 and №38  
   
   
   
   
   
  Btwn №6 and №7 Btwn №14 and №15 Btwn №22 and №23 Btwn №30 and №31 Btwn №38 and №39  
   
   
   
   
   
  Btwn №7 and №8 Btwn №15 and №16 Btwn №23 and №24 Btwn №31 and №32 Btwn №39 and №40  
   
   
   
   
   
  Btwn №8 and №9 Btwn №16 and №17 Btwn №24 and №25 Btwn №32 and №33 Btwn №40 and №41  
   
   
   
   
   
                                 
Flounces  
ANY FLOUNCES WITH KNOWN SEWING EDGE LENGTH  
Total Sewing Edge Length of All Ruffles (Train Included) (m)  
Width of Flounce Fabric (cm)
Spiral-Based Flounce
Width of Flounce Fabric (cm)  
Width of Flounce Rectangle (cm)  
Length of Flounce Rectangle (cm)  
     
Number of Flounces  
     
Total Flounce Fabric Consumption (m)  
  Key Skirt Parameters  
   
  Waist Circumference (cm)  
  Front Skirt Length (cm)  
  Side Skirt Length (cm)  
  Back Seam Length (Train Included) (cm)  
       
  Number of Key Flounce Sewing Lines from Waist Down  
  Flounce Gathering Ratio  
  Flounces Overlap (cm)  
  Width of Flounce Fabric (cm)  
  Width of Initial Flounce Rectangle (cm)  
  Length of Initial Flounce Rectangle (cm)  
  Width of Flounce Fabric (cm)  
  Flounce Calculations  
   
  Intervals between Flounce Sewing Lines at Waist (cm)  
  Intervals between Flounce Sewing Lines at Hem (cm)  
  Total Number of Flounces (psc.)  
  Number of Key Flounce Sewing lines on One Half of Skirt  
  Number of Inner Flounce Sewing Lines on Skirt  
       
  FLOUNCE FABRIC CONSUMPTION (m)  
       
  TOTAL LENGTH OF ALL FLOUNCE SEWING LINES (m)  
       
  Number of Inner Flounce Sewing Lines per Section  
       
 
Spiral-Based Flounce
   
 
Key Flounce Sewing Lines
   
 
Inner Flounce Sewing Lines per Section
   
 
All Inner Flounce Sewing Lines on Skirt
   
       
       
       
       
       
       
       
       
       
       
       
  Flounce Sewing Lines from Waist to Bottom  
  №1 - Line in the middle of train. Sewing Line Length (cm) Sewing Line Length (cm) Number of Lines  
   
  №2  
  №3  
  №4  
  №5  
  №6  
  №7  
  №8  
  №9  
  №10  
  №11  
  №12  
  №13  
  №14  
  №15  
  №16  
  №17  
  №18  
  №19  
  №20  
  №21  
  №22  
  №23  
  №24  
  №25  
  №26  
  №27  
  №28  
  №29  
  №30  
  №31  
  №32  
  №33  
  №34  
  №35  
  №36  
  №37  
  №38  
  №39  
  №40  
           
  INNER LINES for Putting Flounces between Key Long Flounce Sewing Lines Going Down to Skirt Hem                        
    Sewing Line Length (cm) Sewing Line Length (cm) Total Number of Lines   Sewing Line Length (cm) Sewing Line Length (cm) Total Number of Lines   Sewing Line Length (cm) Sewing Line Length (cm) Total Number of Lines   Sewing Line Length (cm) Sewing Line Length (cm) Total Number of Lines   Sewing Line Length (cm) Sewing Line Length (cm) Total Number of Lines  
  Btwn №1 and №2 Btwn №9 and №10 Btwn №17 and №18 Btwn №25 and №26 Btwn №33 and №34  
   
   
   
   
   
  Btwn №2 and №3 Btwn №10 and №11 Btwn №18 and №19 Btwn №26 and №27 Btwn №34 and №35  
   
   
   
   
   
  Btwn №3 and №4 Btwn №11 and №12 Btwn №19 and №20 Btwn №27 and №28 Btwn №35 and №36  
   
   
   
   
   
  Btwn №4 and №5 Btwn №12 and №13 Btwn №20 and №21 Btwn №28 and №29 Btwn №36 and №37  
   
   
   
   
   
  Btwn №5 and №6 Btwn №13 and №14 Btwn №21 and №22 Btwn №29 and №30 Btwn №37 and №38  
   
   
   
   
   
  Btwn №6 and №7 Btwn №14 and №15 Btwn №22 and №23 Btwn №30 and №31 Btwn №38 and №39  
   
   
   
   
   
  Btwn №7 and №8 Btwn №15 and №16 Btwn №23 and №24 Btwn №31 and №32 Btwn №39 and №40  
   
   
   
   
   
  Btwn №8 and №9 Btwn №16 and №17 Btwn №24 and №25 Btwn №32 and №33 Btwn №40 and №41  
   
   
   
   
   
                                           
             
Key Skirt Parameters          
Waist Circumference (cm)
  Skirt Fabric Consumption (m)    
Skirt Length (cm)      
Fabric Casing Length (cm)      
Gathering Ratio of Ruffle 1          
Gathering Ratio of Ruffle 2  
Illustration
     
Gathering Ratio of Ruffle 3          
Gathering Ratio of Ruffle 4   Sewing Line Length of Ruffle 1 (m)    
Width of Fabric (cm)   Sewing Line Length of Ruffle 2 (m)    
Ruffle Calculations   Sewing Line Length of Ruffle 3 (m)    
Distance to Waistline from Ruffle 1 (cm)   Sewing Line Length of Ruffle 4 (m)    
Distance to Waistline from Ruffle 2 (cm)          
Distance to Waistline from Ruffle 3 (cm)   Width of Ruffle 1 (cm)    
Distance to Waistline from Ruffle 4 (cm)   Width of Ruffle 2 (cm)    
    Width of Ruffle 3 (cm)    
Length of Ruffle 1 (m)   Width of Ruffle 4 (cm)    
Length of Ruffle 2 (m)          
Length of Ruffle 3 (m)   Number of Fabric Strips for Cutting Ruffle 1    
Length of Ruffle 4 (m)   Number of Fabric Strips for Cutting Ruffle 2    
  Number of Fabric Strips for Cutting Ruffle 3  
Fabric Consumption for Ruffle 1 (m)   Number of Fabric Strips for Cutting Ruffle 4  
Fabric Consumption for Ruffle 2 (m)  
Fabric Consumption for Ruffle 3 (m)  
Fabric Consumption for Ruffle 4 (m)  
 
Gathering Ratio of Face Skirt  
Number of Face Fabric Layers  
Number of Fabric Strips per Face Layer  
Face Fabric Consumption (m)