Muzzle Energy vs Recoil vs Rifle Weight for Dangerous Game

I have a CZ 550 in 500 Jeffery. 570g TSX at 2300 fps. Weighs 12 lbs with scope. Accurate as hell, recoil is but a maiden's kiss.

BD0shRU.jpg
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You like the beefy babes, eh? :D
 
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Only have my phone, so didn’t update spreadsheet

375 300 gr. SD .305
450/400 400 gr SD .338
500/416 410 gr SD .338
416 Rigby 400 gr SD .330
404 Jeff 400 gr SD .321
458 Win/Lott 500 gr .341
470 NE 500 gr .318
500 NE 570 gr .313
505 Gibbs 525 gr .294
 
Only have my phone, so didn’t update spreadsheet

375 300 gr. SD .305
450/400 400 gr SD .338
500/416 410 gr SD .338
416 Rigby 400 gr SD .330
404 Jeff 400 gr SD .321
458 Win/Lott 500 gr .341
470 NE 500 gr .318
500 NE 570 gr .313
505 Gibbs 525 gr .294


505 Gibbs 570 gr. SD .319
600 gr. SD .336
HH
 
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Updated the spreadsheet with the sectional density data provided, but I have guessed on some velocities and charge weights. If yoiu have actual data then please share - or update the attached spreadsheet and share. Rifle weights are my best guess as well.
Note - there is no charge weight for the 600gr 505Gibbs and look at the FRE - I stand corrected, the charge weight is the biggest single contributor to the free recoil.
Ballistics 20240804.JPG
 

Attachments

One more,
458 Lott with a 500 grain bullet
2300 fps
Ballistic Coefficient .328
Sectional Density .341

HH
 
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CZ 550 500 Jeffery 12 lbs with scope unloaded 570g TSX at 2300 fps 103g H4895. Kind of gentle

Energy: 6694
TKO: 95
Recoil Energy: 88.12 ft/lbs
Recoil Velocity: 21.74 fps
 
As someone who is buying a 500NE double this year, how perceivable is the difference between that and a 416 Rigby or 458 WM.

Looks like roughly 60ft-lbs Vs. 90ft-lbs.

Does it feel like +50%?
 
It don’t get serious until you hit 416.
 

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