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Winchester · Rifle

Winchester USA Ready 223 Remington 62 gr

0.216BC (G1)
62.0gr4.02 g
934m/s3065 fps
1753J1293 ft·lb
ManufacturerWinchester
Calibre5.70 mm (.224")
Bullet weight62.0 gr  ·  4.02 g
Ballistic coefficient G10.216
Ballistic coefficient G7not published
Drag model usedG1
Muzzle velocity934.2 m/s  ·  3065 fps
Muzzle energy1753 J  ·  1293 ft·lb
Sectional density0.176
Form factori1 0.814
CategoryRifle
SourceWinchester website 2026-07-02 (verified)

Reading these numbers

Only a G1 ballistic coefficient is published for this load, so BallisticApp solves it against the G1 drag table. G1 BC drifts with velocity — the figure below is valid near the muzzle and drops off as the bullet slows.

Muzzle energy of 1753 J (1293 ft·lb) is computed from the bullet weight and muzzle velocity above, not quoted from the catalogue. Sectional density 0.176 describes weight per unit of frontal area; divided by the ballistic coefficient it gives the form factor, which is how much drag the shape adds over the standard projectile.

Among the 206 loads of this bore diameter in the database, this one's G1 BC of 0.216 is higher than 106 of them.

Similar 5.70 mm (.224") loads

Turn this into a drop table for your rifle.

These figures are the bullet's starting point. What you actually dial depends on your rifle's zero, the air you're shooting in and the wind on the day — BallisticApp solves that on the phone, offline, using the same G1/G7 tables and this database.

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