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Federal · Hunting

Fusion Rifle, 6.5x55 Swedish, 156 Grain, Fusion Soft Point, 2500 fps

0.489BC (G1)
156.0gr10.11 g
762m/s2500 fps
2935J2165 ft·lb
ManufacturerFederal
Calibre6.72 mm (.265")
Bullet weight156.0 gr  ·  10.11 g
Ballistic coefficient G10.489
Ballistic coefficient G7not published
Drag model usedG1
Muzzle velocity762.0 m/s  ·  2500 fps
Muzzle energy2935 J  ·  2165 ft·lb
Sectional density0.318
Form factori1 0.651
CategoryHunting
SourceFederal 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 2935 J (2165 ft·lb) is computed from the bullet weight and muzzle velocity above, not quoted from the catalogue. Sectional density 0.318 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 187 loads of this bore diameter in the database, this one's G1 BC of 0.489 is higher than 139 of them.

Similar 6.72 mm (.265") 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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