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In order to use the Boone and Crockett

 Big Game reticle, you must determine 

which of the three groups (Group A, Group B, or Group C) your cartridge and 
load fits into.

DETERMINE POWER SELECTOR SETTING

First, determine which of the triangles on the power selector is the correct 
one to use with your particular rifle caliber, bullet weight and muzzle velocity.  
Refer to the tables of Group A, Group B, and Group C cartridges on page 4.

Using the Boone and Crockett

  

Big Game Reticle

8

L245-0685C_BAS_Inst_Man.indd   8

10/6/05   10:13:37 AM

Summary of Contents for BALLISTIC AIMING SYSTEM

Page 1: ...COVER COVER L245 0685C_BAS_Inst_Man indd 1 10 6 05 10 13 19 AM...

Page 2: ...L245 0685C_BAS_Inst_Man indd 2 10 6 05 10 13 19 AM...

Page 3: ...and Crockett Big Game Reticle Page 1 Varmint Hunter s Reticle Page 11 Long Range Duplex Reticle Page 21 Long Range Varmint Reticle Page 26 Another Way to Sight In Page 29 L245 0685C_BAS_Inst_Man indd...

Page 4: ...ated one of the system s reticles as the Boone and Crockett Big Game reticle while the other is designated as the Varmint Hunter s reticle Together the Boone and Crockett Big Game reticle and the Varm...

Page 5: ...ferent power selector positions indicated by large and small triangles located within the magnification level indicators These are provided to allow you to select the hold points best suited to the ca...

Page 6: ...as Group A Group B and Group C Group A cartridges will use the large triangle and a 200 yard zero Group B cartridges will use the small triangle and a 200 yard zero Group C cartridges will use the la...

Page 7: ...inches of drop at 500 yards Less than 35 inches of drop at 500 yards 35 45 inches of drop at 500 yards 4 Boone and Crockett Big Game Reticle Cartridge List L245 0685C_BAS_Inst_Man indd 4 10 6 05 10 13...

Page 8: ...0 yards the lower aiming marks will be correct at 400 500 550 and 600 yards Be sure to verify the aiming points by practicing at the actual distances at which the points are intended to work Ballistic...

Page 9: ...up B cartridges add 100 yards for Group C cartridges a 10 mph windage hold point at both the left and right ends of the 300 and 400 yard CPC style hold points the traditional VX III range estimating f...

Page 10: ...Values 10 MPH Drift Large Bullet Drop Small Bullet Drop 200 yd MOA 200 yd Inches 300 yd MOA 2 19 2 74 2 16 300 yd Inches 6 88 8 61 6 79 400 yd MOA 4 80 6 00 3 03 400 yd Inches 20 11 25 13 12 69 450 yd...

Page 11: ...DETERMINE POWER SELECTOR SETTING First determine which of the triangles on the power selector is the correct one to use with your particular rifle caliber bullet weight and muzzle velocity Refer to t...

Page 12: ...ilize the traditional VX III range estimating feature using the space between the Duplex central aiming point and the top vertical heavy post For more information about how to use this feature consult...

Page 13: ...wind compensators To correct for a wind speed of 10 mph place the edge of the hold point for the distance of the target directly on the target when aiming CONCLUSION This concludes the instructional...

Page 14: ...icle a tool intended to allow shooters to make solid hits and clean kills at longer ranges on varmints Together the Boone and Crockett Big Game reticle and the Varmint Hunter s reticle give the hunter...

Page 15: ...ge group tables The Leupold Ballistic Aiming System provides you with two different power selector positions indicated by large and small triangles located within the magnification level indicators Th...

Page 16: ...k We have designated three sets of cartridges to be used in conjunction with the large and small triangles and sight in distances of 200 yards described as Group A Group B and Group C Group A cartridg...

Page 17: ...30 40 inches of drop at 500 yards Less than 30 inches of drop at 500 yards 45 55 inches of drop at 500 yards Varmint Hunter s Reticle Cartridge List L245 0685C_BAS_Inst_Man indd 14 10 6 05 10 13 39 A...

Page 18: ...tridges sight in at 300 yards and the lower aiming marks will be correct at 400 500 and 600 yards Be sure to verify the aiming points by practicing at the actual distances at which the points are inte...

Page 19: ...es 10 and 20 mph windage hold points at both the left and right ends of the 300 400 and 500 yard cross wire hold points 10 20 and 30 mph windage hold points along the German 4 style central aiming poi...

Page 20: ...MOA 1 81 2 26 2 86 5 72 300 yd Inches 5 69 7 10 8 98 17 97 400 yd MOA 4 13 5 16 4 09 8 17 400 yd Inches 17 30 21 61 17 13 34 22 500 yd MOA 7 02 8 78 5 49 10 99 500 yd Inches 36 80 46 00 25 87 51 79 Br...

Page 21: ...DETERMINE POWER SELECTOR SETTING First determine which of the triangles on the power selector is the correct one to use with your particular rifle caliber bullet weight and muzzle velocity Refer to th...

Page 22: ...r RX Series rangefinder Or you may determine whether a prairie dog sized target is 300 yards or closer by setting the power selector on the large triangle and fitting the target in the space between t...

Page 23: ...t and right edges of the 300 400 and 500 yard hold points may be used as 10 mph wind compensators To correct for a wind speed of 10 mph place the edge of the hold point for the distance of the target...

Page 24: ...ld be undertaken at the scope s highest magnification setting in every case If you are using a Group A cartridge this will make the dots below the horizontal crosswire be zeroed for 300 400 and 500 ya...

Page 25: ...22 Less than 35 inches of drop at 500 yards 35 45 inches of drop at 500 yards Long Range Duplex Reticle Cartridge List L245 0685C_BAS_Inst_Man indd 22 10 6 05 10 13 48 AM...

Page 26: ...3 32 Picket to Picket Space Thin Opening 19 77 52 13 Dot Diameter 1 24 3 27 300 Yard Dot Distance from Center 2 19 5 77 400 Yard Dot Distance from Center 4 80 12 66 Center to Bottom Picket Tip Spacin...

Page 27: ...2 56 Picket to Picket Space Thin Opening 15 24 40 19 Dot Diameter 0 95 2 51 300 Yard Dot Distance from Center 2 19 5 77 400 Yard Dot Distance from Center 4 80 12 66 Center to Bottom Picket Tip Spacin...

Page 28: ...0 24 0 63 Heavy Line Width Thick Section 0 72 1 90 Picket to Picket Space Thin Opening 11 32 29 85 Dot Diameter 0 71 1 87 300 Yard Dot Distance from Center 2 19 5 77 400 Yard Dot Distance from Center...

Page 29: ...l zero the dots below the horizontal crosswire at either 300 400 and 500 yards in the case of Group A cartridges or 400 500 and 600 yards in the case of Group C cartridges All zeroing should be undert...

Page 30: ...27 Less than 30 inches of drop at 500 yards 45 55 inches of drop at 500 yards Long Range Varmint Reticle Cartridge List L245 0685C_BAS_Inst_Man indd 27 10 6 05 10 13 57 AM...

Page 31: ...Opening 7 63 20 12 300 Yard Hash Distance from Center 1 81 4 77 400 Yard Hash Distance from Center 4 13 10 89 Center to Bottom Picket Tip Spacing 500 Yards 7 02 18 51 Long Range Varmint Reticle 6 18x...

Page 32: ...asy way to sight in 1 Initially sight in at 200 yards Your point of impact needs to match your point of aim exactly at the 200 yard intersection of the reticle 2 Using a larger target place the target...

Page 33: ...th the black marker This will create a situation where the scope is dead on at 200 yards and at 500 yards Any variances at 300 400 and 450 will be quite negligible In order to use any of the holdover...

Page 34: ...holds several silhouette shooting championships including the 2002 British Columbia Provincial High Power Championship the 2002 Bronze Medal from the IMSSU World Championships the 2002 Woman High Powe...

Page 35: ...L245 0685C_BAS_Inst_Man indd 32 10 6 05 10 14 02 AM...

Page 36: ...BACK COVER L245 0685C_BAS_Inst_Man indd 33 10 6 05 10 14 02 AM...

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