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- .457 | 400gr | Frontier PH HPFB Bullet Load Data
Load data for PH HPFB (0.457 '' diameter | 400 gr weight) bullet from Frontier Bullets: .457 | 400gr | Frontier PH HPFB .457 | 400gr | Frontier PH HPFB Our reloading data for the .457 | 400gr | Frontier PH HPFB bullet covers a total of 2 suitable calibers and 126 load recipes Load Data Similar Bullets Load data for .457 | 400gr | Frontier PH HPFB bullet is available in the following calibers: Bullet Specifications Manufacturer Frontier Bullets Manufacturer SKU Bullet Weight 400gr | 25.9g Bullet Length 1.4'' | 35.6mm Bullet Diameter 0.457'' | 11.6mm Lead Content Bullet contains lead Ballistic Coefficient 0.338 (G1) Bullet Shape Flatbase XXL ID BID_10435
- .300 AAC Blackout | .308 | 190gr | Hornady Sub-X | Vihtavuori N110 | | 2.04
Load for caliber .300 AAC Blackout with .308 | 190gr | Hornady Sub-X bullet and Vihtavuori N110 powder, and a C.O.L. of 2.04'' shared by our community members You can now also calculate the bullet trajectory for any of your loads. Once a load like this one fulfills the following criteria, you will see the feature as indicated in the image on the right / below: there is a weapon associated with the load, the weapon has a value for sight height, the load has a recorded muzzle velocity, the load is rated ("thumbs up or down"), we have a ballistic coefficient for the bullet. Load shared by community member: .300 AAC Blackout + .308 | 190gr | Hornady Sub-X + Vihtavuori N110 Weapon Author 9/4/25 Rating by author: Diary More Powder Options All Load Data Click to rate this load's performance: You need an access license to view the powder charge Caliber .300 AAC Blackout Case Capacity (GoW) 23.3 Case Length 1.37'' | 34.8 mm Cartridge Length / C.O.L. << locked >> Powder Vihtavuori N110 Powder Charge << locked >> Primer Small Rifle (SR) Bullet .308 | 190gr | Hornady Sub-X Bullet Weight 190 gr | 12.3 g Bullet Length (Inch) 1.3" | 33.0 mm Brass / Cartridge Velocity 971 fps | 296 m/s Shooting results / spread '' | 25.4 mm Shared no - not shared Eintrag generiert von Ladung--Seite :Kaliber: .300 AAC Blackout, Geschoss: .308 | 190gr | Hornady Sub-X, Zündhütchengröße: Small Rifle (SR), Passende Dralllängen: 50763 psi | 3500 bar - [Vihtavuori N110]*², Comment: FR | maxP | % | v | z: 60% | 12241 | 24% | 971 | 89% Notes (For printing out and taking notes on range) Temperature: Wind: Distance: Notes: Shot # FPS | m/s Shot # FPS | m/s 01 06 02 07 03 08 04 09 05 10 Associated Weapon Details Add a Title Add paragraph text. Click “Edit Text” to update the font, size and more. To change and reuse text themes, go to Site Styles. Edit Weapon Barrel Length undefined'' | NaN cm Barrel Twist Rate Add a Title Sight Height Add a Title Edit Load Item check Descripion Descripion Descripion Weapon Select weapon Primer Select primer size Powder Choose Powder Velocity V0 (fps) Velcity V0 (m/s) Charge (Grain) Charge (g) C.O.L. (Inch) C.O.L. (mm) Case Length (Inch) Case Length (mm) Case Capacity Description Barrel Length (Inch) Barrel Length (cm) Spread of shots (Inch) Spread of shots (mm) Brass / Cartridge Select brand of brass share Image Shooting Results Upload Max: 2 MB Save Your content has been submitted An error occurred. Try again later Delete Load Item Are you sure you want to delete? yes - delete load Zero Distance (m) Select distance Calculate Trajectory BETA-Feature: Calculate Trajectory Variable Value Distance Velocity Energy Drop Drop MOA Windage Windage MOA Time (s) Bullet BC G1: Ballistic coefficient used with G1 drag model to describe how a projectile decelerates due to air resistance. Sight Height: Line of sight above the center of the barrel muzzle. Temperature: Assumed temperature for trajectory calculation. Lower tempertures result in higher air density and a slightly larger drag and vice versa. Humidity: Assumed humidity for trajectory calculation. Higher humidity result in more water particles and a slightly larger drag and vice versa. Altitude: Assued altitude for trajectory calculation. Higher altitude results in lower air density and a slightly lower drag and vice versa. OZD: Optimum Zeroing Distance or Most Favorable Zero Range refers to the distance at which a rifle is sighted in so that the bullet's trajectory remains within a defined vertical margin — typically ±4 cm / ±1.75 '' — from the line of sight over a certain range. This means: The shooter can aim directly at the target up to the GEE without adjusting the scope or holdover. Within this range, the bullet stays inside the vital zone (for example, a deer’s kill zone, approximately 8 cm / 3.5'' high). OZD Max Height: Distance at which the max. OZD height is reached and max. OZD height OZD LoS Crossing1: Distance at which the bullet crosses the line of sight the first time OZD LoS Crossing2 (OZD): Distance at which the bullet crosses the line of sight the second time. Typically referred to as OZD OZD Max Distance (OZD): Distance at which the bullet is more than the OZD height below the line of sight
- 9 mm Luger (9 x 19 mm) | .356 | 115gr | H&N HP HS | Vihtavuori N320 | | 1.15
Load for caliber 9 mm Luger (9 x 19 mm) with .356 | 115gr | H&N HP HS bullet and Vihtavuori N320 powder, and a C.O.L. of 1.15'' shared by our community members You can now also calculate the bullet trajectory for any of your loads. Once a load like this one fulfills the following criteria, you will see the feature as indicated in the image on the right / below: there is a weapon associated with the load, the weapon has a value for sight height, the load has a recorded muzzle velocity, the load is rated ("thumbs up or down"), we have a ballistic coefficient for the bullet. Load shared by community member: 9 mm Luger (9 x 19 mm) + .356 | 115gr | H&N HP HS + Vihtavuori N320 Weapon Author 9/4/25 Rating by author: Diary More Powder Options All Load Data Click to rate this load's performance: You need an access license to view the powder charge Caliber 9 mm Luger (9 x 19 mm) Case Capacity (GoW) 13.8 Case Length 0.75'' | 19 mm Cartridge Length / C.O.L. << locked >> Powder Vihtavuori N320 Powder Charge << locked >> Primer Small Pistol (SP) Bullet .356 | 115gr | H&N HP HS Bullet Weight 115 gr | 7.5 g Bullet Length (Inch) 0.563" | 14.3 mm Brass / Cartridge Velocity 958 fps | 292 m/s Shooting results / spread '' | 25.4 mm Shared no - not shared Eintrag generiert von Ladung--Seite :Kaliber: 9 mm Luger (9 x 19 mm), Geschoss: .356 | 115gr | H&N HP HS, Zündhütchengröße: Small Pistol (SP), Passende Dralllängen: LID_B7441_C1219 - Vihtavuori N320, Comment: FR | maxP | % | v | z: 61% | 14054 | 41% | 958 | 100% Notes (For printing out and taking notes on range) Temperature: Wind: Distance: Notes: Shot # FPS | m/s Shot # FPS | m/s 01 06 02 07 03 08 04 09 05 10 Associated Weapon Details Add a Title Add paragraph text. Click “Edit Text” to update the font, size and more. To change and reuse text themes, go to Site Styles. Edit Weapon Barrel Length undefined'' | NaN cm Barrel Twist Rate Add a Title Sight Height Add a Title Edit Load Item check Descripion Descripion Descripion Weapon Select weapon Primer Select primer size Powder Choose Powder Velocity V0 (fps) Velcity V0 (m/s) Charge (Grain) Charge (g) C.O.L. (Inch) C.O.L. (mm) Case Length (Inch) Case Length (mm) Case Capacity Description Barrel Length (Inch) Barrel Length (cm) Spread of shots (Inch) Spread of shots (mm) Brass / Cartridge Select brand of brass share Image Shooting Results Upload Max: 2 MB Save Your content has been submitted An error occurred. Try again later Delete Load Item Are you sure you want to delete? yes - delete load Zero Distance (m) Select distance Calculate Trajectory BETA-Feature: Calculate Trajectory Variable Value Distance Velocity Energy Drop Drop MOA Windage Windage MOA Time (s) Bullet BC G1: Ballistic coefficient used with G1 drag model to describe how a projectile decelerates due to air resistance. Sight Height: Line of sight above the center of the barrel muzzle. Temperature: Assumed temperature for trajectory calculation. Lower tempertures result in higher air density and a slightly larger drag and vice versa. Humidity: Assumed humidity for trajectory calculation. Higher humidity result in more water particles and a slightly larger drag and vice versa. Altitude: Assued altitude for trajectory calculation. Higher altitude results in lower air density and a slightly lower drag and vice versa. OZD: Optimum Zeroing Distance or Most Favorable Zero Range refers to the distance at which a rifle is sighted in so that the bullet's trajectory remains within a defined vertical margin — typically ±4 cm / ±1.75 '' — from the line of sight over a certain range. This means: The shooter can aim directly at the target up to the GEE without adjusting the scope or holdover. Within this range, the bullet stays inside the vital zone (for example, a deer’s kill zone, approximately 8 cm / 3.5'' high). OZD Max Height: Distance at which the max. OZD height is reached and max. OZD height OZD LoS Crossing1: Distance at which the bullet crosses the line of sight the first time OZD LoS Crossing2 (OZD): Distance at which the bullet crosses the line of sight the second time. Typically referred to as OZD OZD Max Distance (OZD): Distance at which the bullet is more than the OZD height below the line of sight
- .224 | 62gr | Norma RN Bullet Load Data
Load data for RN (0.224 '' diameter | 62 gr weight) bullet from Norma: .224 | 62gr | Norma RN .224 | 62gr | Norma RN Our reloading data for the .224 | 62gr | Norma RN bullet covers a total of 28 suitable calibers and 1764 load recipes Load Data Similar Bullets Load data for .224 | 62gr | Norma RN bullet is available in the following calibers: .218 Bee .219 Donaldson Wasp .219 Zipper .22 ARC (bolt action) .22 Ackley Hornet .22 BR Rem. .22 Creedmoor .22 Nosler .22 PPC USA .22-250 Ackley Improved .22-250 Rem. .220 Howell .220 Swift .221 Rem. Fireball .222 Rem. .222 Rem. Mag. .223 Ackley Improved .223 Rem. .223 Rem. (5.56 x 45 NATO) .223 WSSM .224 Valkyrie .224 Weath. Mag. .225 Win. 5.6 x 50 Mag. 5.6 x 50 R Mag. 5.6 x 57 5.6 x 57 R 5.6 x 70 R 5.7 x 28 Bullet Specifications Manufacturer Norma Manufacturer SKU 65705 Bullet Weight 62gr | 4g Bullet Length 0.744'' | 18.9mm Bullet Diameter 0.224'' | 5.7mm Lead Content Bullet contains lead Ballistic Coefficient 0.21 (G1) Bullet Shape Flatbase XXL ID BID_3822
- .357 | 158gr | H&N KS HS Bullet Load Data
Load data for KS HS (0.357 '' diameter | 158 gr weight) bullet from H&N: .357 | 158gr | H&N KS HS .357 | 158gr | H&N KS HS Our reloading data for the .357 | 158gr | H&N KS HS bullet covers a total of 25 suitable calibers and 1575 load recipes Load Data Similar Bullets Load data for .357 | 158gr | H&N KS HS bullet is available in the following calibers: .35 Rem. .35 Whelen .35 Win. .350 Legend .350 Mag. Rigby .350 Rem. Mag. .357 Auto Magnum .357 Magnum .357 Maximum .357 SIG .358 Norma Mag. .358 Win. .38 Special .38 Super Auto .38-45 ACP .400/350 Rigby N.E. 9 mm FAR 9 mm Mauser 9 mm Steyr (Roth) 9 x 18 (Ultra) 9 x 20 VGW 9 x 21 9 x 25 Dillon 9 x 57 Mauser Bullet Specifications Manufacturer H&N Manufacturer SKU Bullet Weight 158gr | 10.2g Bullet Length 0.667'' | 16.9mm Bullet Diameter 0.357'' | 9.1mm Lead Content Bullet contains lead Ballistic Coefficient 0.188 (G1) Bullet Shape Flatbase XXL ID BID_7478
- .423 | 400gr | Swift A-Frame Bullet Load Data
Load data for A-Frame (0.423 '' diameter | 400 gr weight) bullet from Swift: .423 | 400gr | Swift A-Frame .423 | 400gr | Swift A-Frame Our reloading data for the .423 | 400gr | Swift A-Frame bullet covers a total of 1 suitable calibers and 63 load recipes Load Data Similar Bullets Load data for .423 | 400gr | Swift A-Frame bullet is available in the following calibers: .404 Riml.NE (Jeffery, 10.75x73) Bullet Specifications Manufacturer Swift Manufacturer SKU Bullet Weight 400gr | 25.9g Bullet Length 1.38'' | 35.1mm Bullet Diameter 0.423'' | 10.7mm Lead Content Bullet contains lead Ballistic Coefficient 0.375 (G1) Bullet Shape Flatbase XXL ID BID_10873
- .375 | 300gr | Norma ORYX Bullet Load Data
Load data for ORYX (0.375 '' diameter | 300 gr weight) bullet from Norma: .375 | 300gr | Norma ORYX .375 | 300gr | Norma ORYX Our reloading data for the .375 | 300gr | Norma ORYX bullet covers a total of 17 suitable calibers and 1071 load recipes Load Data Similar Bullets Load data for .375 | 300gr | Norma ORYX bullet is available in the following calibers: .369 N.E. Purdey .375 Blaser Mag .375 CheyTAC .375 Fl N.E. 2 1/2 .375 Fl. Mag. N.E. .375 H.& H. Mag. .375 Hoelderlin .375 R Hoelderlin .375 R Verney-Carron .375 Raptor .375 Rem. Ultra Mag .375 Ruger .375 Swiss P .375 Weath. Mag. .375 Win. .378 Weath. Mag. 9.5 x 66 SE v. Hofe Bullet Specifications Manufacturer Norma Manufacturer SKU 69507 Bullet Weight 300gr | 19.4g Bullet Length 1.23'' | 31.2mm Bullet Diameter 0.375'' | 9.5mm Lead Content Bullet contains lead Ballistic Coefficient 0.32 (G1) Bullet Shape Flatbase XXL ID BID_3907
- .300 PRC | .308 | 180gr | Berger Elite Hunter | Accurate MAGPRO | 5.63 | 3.63
Load for caliber .300 PRC with .308 | 180gr | Berger Elite Hunter bullet and Accurate MAGPRO powder, and a C.O.L. of 3.63'' shared by our community members You can now also calculate the bullet trajectory for any of your loads. Once a load like this one fulfills the following criteria, you will see the feature as indicated in the image on the right / below: there is a weapon associated with the load, the weapon has a value for sight height, the load has a recorded muzzle velocity, the load is rated ("thumbs up or down"), we have a ballistic coefficient for the bullet. Load shared by community member: .300 PRC + .308 | 180gr | Berger Elite Hunter + Accurate MAGPRO Weapon Author 9/4/25 Rating by author: Diary More Powder Options All Load Data Click to rate this load's performance: You need an access license to view the powder charge Caliber .300 PRC Case Capacity (GoW) 99 Case Length 2.58'' | 65.5 mm Cartridge Length / C.O.L. << locked >> Powder Accurate MAGPRO Powder Charge << locked >> Primer Large Rifle Magnum (LRM) Bullet .308 | 180gr | Berger Elite Hunter Bullet Weight 180 gr | 11.7 g Bullet Length (Inch) 1.375" | 34.9 mm Brass / Cartridge Velocity 3038 fps | 926 m/s Shooting results / spread '' | 25.4 mm Shared yes - shared Entry generated from Loads Page - Caliber: .300 Precision Rifle Cartridge, Bullet: .308 | 180gr | Berger Elite Hunter, Primer: Large Rifle Magnum (LRM), Powder: Accurate MAGPRO - 86.9gr, Comment: FR|maxP|%|v|z: 95% | 58015 | 89% | 3038 | 97% Notes (For printing out and taking notes on range) Temperature: Wind: Distance: Notes: Shot # FPS | m/s Shot # FPS | m/s 01 06 02 07 03 08 04 09 05 10 Associated Weapon Details Add a Title Add paragraph text. Click “Edit Text” to update the font, size and more. To change and reuse text themes, go to Site Styles. Edit Weapon Barrel Length undefined'' | NaN cm Barrel Twist Rate Add a Title Sight Height Add a Title Edit Load Item check Descripion Descripion Descripion Weapon Select weapon Primer Select primer size Powder Choose Powder Velocity V0 (fps) Velcity V0 (m/s) Charge (Grain) Charge (g) C.O.L. (Inch) C.O.L. (mm) Case Length (Inch) Case Length (mm) Case Capacity Description Barrel Length (Inch) Barrel Length (cm) Spread of shots (Inch) Spread of shots (mm) Brass / Cartridge Select brand of brass share Image Shooting Results Upload Max: 2 MB Save Your content has been submitted An error occurred. Try again later Delete Load Item Are you sure you want to delete? yes - delete load Zero Distance (m) Select distance Calculate Trajectory BETA-Feature: Calculate Trajectory Variable Value Distance Velocity Energy Drop Drop MOA Windage Windage MOA Time (s) Bullet BC G1: Ballistic coefficient used with G1 drag model to describe how a projectile decelerates due to air resistance. Sight Height: Line of sight above the center of the barrel muzzle. Temperature: Assumed temperature for trajectory calculation. Lower tempertures result in higher air density and a slightly larger drag and vice versa. Humidity: Assumed humidity for trajectory calculation. Higher humidity result in more water particles and a slightly larger drag and vice versa. Altitude: Assued altitude for trajectory calculation. Higher altitude results in lower air density and a slightly lower drag and vice versa. OZD: Optimum Zeroing Distance or Most Favorable Zero Range refers to the distance at which a rifle is sighted in so that the bullet's trajectory remains within a defined vertical margin — typically ±4 cm / ±1.75 '' — from the line of sight over a certain range. This means: The shooter can aim directly at the target up to the GEE without adjusting the scope or holdover. Within this range, the bullet stays inside the vital zone (for example, a deer’s kill zone, approximately 8 cm / 3.5'' high). OZD Max Height: Distance at which the max. OZD height is reached and max. OZD height OZD LoS Crossing1: Distance at which the bullet crosses the line of sight the first time OZD LoS Crossing2 (OZD): Distance at which the bullet crosses the line of sight the second time. Typically referred to as OZD OZD Max Distance (OZD): Distance at which the bullet is more than the OZD height below the line of sight
- .224 | 77gr | Berger OTM Bullet Load Data
Load data for OTM (0.224 '' diameter | 77 gr weight) bullet from Berger: .224 | 77gr | Berger OTM .224 | 77gr | Berger OTM Our reloading data for the .224 | 77gr | Berger OTM bullet covers a total of 22 suitable calibers and 1386 load recipes Load Data Similar Bullets Load data for .224 | 77gr | Berger OTM bullet is available in the following calibers: .219 Zipper .22 ARC .22 ARC (bolt action) .22 BR Rem. .22 Creedmoor .22 PPC USA .22-250 Ackley Improved .22-250 Rem. .220 Howell .220 Swift .222 Rem. .222 Rem. Mag. .223 Ackley Improved .223 Rem. .223 Rem. (5.56 x 45 NATO) .223 WSSM .224 Valkyrie .224 Weath. Mag. .225 Win. 5.6 x 50 Mag. 5.6 x 50 R Mag. 5.6 x 57 5.6 x 57 R Bullet Specifications Manufacturer Berger Manufacturer SKU 22101 Bullet Weight 77gr | 5g Bullet Length 1.015'' | 25.8mm Bullet Diameter 0.224'' | 5.7mm Lead Content Bullet contains lead Ballistic Coefficient 0.374 (G1) Bullet Shape Boattail XXL ID BID_903
- .423 | 280gr | Impala LW CFN Bullet Load Data
Load data for LW CFN (0.423 '' diameter | 280 gr weight) bullet from Impala Bullets: .423 | 280gr | Impala LW CFN .423 | 280gr | Impala LW CFN Our reloading data for the .423 | 280gr | Impala LW CFN bullet covers a total of 2 suitable calibers and 126 load recipes Load Data Similar Bullets Load data for .423 | 280gr | Impala LW CFN bullet is available in the following calibers: .404 Riml.NE (Jeffery, 10.75x73) 10.75 x 68 Bullet Specifications Manufacturer Impala Bullets Manufacturer SKU Bullet Weight 280gr | 18.1g Bullet Length 1.197'' | 30.4mm Bullet Diameter 0.423'' | 10.7mm Lead Content Bullet is lead free Ballistic Coefficient 0.193 (G1) Bullet Shape Flatbase XXL ID BID_3023
- .358 | 250gr | Norma ORYX Bullet Load Data
Load data for ORYX (0.358 '' diameter | 250 gr weight) bullet from Norma: .358 | 250gr | Norma ORYX .358 | 250gr | Norma ORYX Our reloading data for the .358 | 250gr | Norma ORYX bullet covers a total of 12 suitable calibers and 756 load recipes Load Data Similar Bullets Load data for .358 | 250gr | Norma ORYX bullet is available in the following calibers: .35 Rem. .35 Whelen .35 Win. .350 Legend .350 Mag. Rigby .350 Rem. Mag. .356 Win. .358 Norma Mag. .358 Win. .360 BUCKHAMMER .400/350 Rigby N.E. 9 x 57 Mauser Bullet Specifications Manufacturer Norma Manufacturer SKU 69007 Bullet Weight 250gr | 16.2g Bullet Length 1.121'' | 28.5mm Bullet Diameter 0.358'' | 9.1mm Lead Content Bullet contains lead Ballistic Coefficient 0.34 (G1) Bullet Shape Flatbase XXL ID BID_3897
- 5.7 x 28 | .224 | 45gr | Barnes X BT | Hodgdon HS-6 | | 1.57
Load for caliber 5.7 x 28 with .224 | 45gr | Barnes X BT bullet and Hodgdon HS-6 powder, and a C.O.L. of 1.57'' shared by our community members You can now also calculate the bullet trajectory for any of your loads. Once a load like this one fulfills the following criteria, you will see the feature as indicated in the image on the right / below: there is a weapon associated with the load, the weapon has a value for sight height, the load has a recorded muzzle velocity, the load is rated ("thumbs up or down"), we have a ballistic coefficient for the bullet. Load shared by community member: 5.7 x 28 + .224 | 45gr | Barnes X BT + Hodgdon HS-6 Weapon Author 9/4/25 Rating by author: Diary More Powder Options All Load Data Click to rate this load's performance: You need an access license to view the powder charge Caliber 5.7 x 28 Case Capacity (GoW) 12.3 Case Length 1.13'' | 28.7 mm Cartridge Length / C.O.L. << locked >> Powder Hodgdon HS-6 Powder Charge << locked >> Primer Small Pistol (SP) Bullet .224 | 45gr | Barnes X BT Bullet Weight 45 gr | 2.9 g Bullet Length (Inch) 0.705" | 17.9 mm Brass / Cartridge Velocity 1660 fps | 506 m/s Shooting results / spread '' | 25.4 mm Shared no - not shared Entry generated from Loads Page - Caliber: 5.7 x 28, Bullet: .224 | 45gr | Barnes X BT, Primer Size: Small Pistol (SP), Suitable Twist Rates: 50038 psi | 3450 bar - Hodgdon HS-6, Comment: FR | maxP | % | v | z: 61% | 40089 | 80% | 1660 | 100% Notes (For printing out and taking notes on range) Temperature: Wind: Distance: Notes: Shot # FPS | m/s Shot # FPS | m/s 01 06 02 07 03 08 04 09 05 10 Associated Weapon Details Add a Title Add paragraph text. Click “Edit Text” to update the font, size and more. To change and reuse text themes, go to Site Styles. Edit Weapon Barrel Length undefined'' | NaN cm Barrel Twist Rate Add a Title Sight Height Add a Title Edit Load Item check Descripion Descripion Descripion Weapon Select weapon Primer Select primer size Powder Choose Powder Velocity V0 (fps) Velcity V0 (m/s) Charge (Grain) Charge (g) C.O.L. (Inch) C.O.L. (mm) Case Length (Inch) Case Length (mm) Case Capacity Description Barrel Length (Inch) Barrel Length (cm) Spread of shots (Inch) Spread of shots (mm) Brass / Cartridge Select brand of brass share Image Shooting Results Upload Max: 2 MB Save Your content has been submitted An error occurred. Try again later Delete Load Item Are you sure you want to delete? yes - delete load Zero Distance (m) Select distance Calculate Trajectory BETA-Feature: Calculate Trajectory Variable Value Distance Velocity Energy Drop Drop MOA Windage Windage MOA Time (s) Bullet BC G1: Ballistic coefficient used with G1 drag model to describe how a projectile decelerates due to air resistance. Sight Height: Line of sight above the center of the barrel muzzle. Temperature: Assumed temperature for trajectory calculation. Lower tempertures result in higher air density and a slightly larger drag and vice versa. Humidity: Assumed humidity for trajectory calculation. Higher humidity result in more water particles and a slightly larger drag and vice versa. Altitude: Assued altitude for trajectory calculation. Higher altitude results in lower air density and a slightly lower drag and vice versa. OZD: Optimum Zeroing Distance or Most Favorable Zero Range refers to the distance at which a rifle is sighted in so that the bullet's trajectory remains within a defined vertical margin — typically ±4 cm / ±1.75 '' — from the line of sight over a certain range. This means: The shooter can aim directly at the target up to the GEE without adjusting the scope or holdover. Within this range, the bullet stays inside the vital zone (for example, a deer’s kill zone, approximately 8 cm / 3.5'' high). OZD Max Height: Distance at which the max. OZD height is reached and max. OZD height OZD LoS Crossing1: Distance at which the bullet crosses the line of sight the first time OZD LoS Crossing2 (OZD): Distance at which the bullet crosses the line of sight the second time. Typically referred to as OZD OZD Max Distance (OZD): Distance at which the bullet is more than the OZD height below the line of sight