Gridiron Field Goal Lab
Simulate game-deciding kicks under Mile High thin air and coastal sea-level crosswinds. Calibrate launch angle, kicking power, and hashmark alignments against NFL regulation uprights.
Stadium Flight Cam (3D Perspective)
| # | Distance | Power | Wind | Apex | Result |
|---|
Aerodynamics & Upright Dimensions
The NFL crossbar sits precisely 10 feet (3.048 m) high and 18 feet 6 inches (5.639 m) wide between the uprights. Every field goal snap travels from the line of scrimmage back 7 yards to the holder, placed 10 yards into the end zone, adding exactly 17 yards to any line-of-scrimmage distance.
Mile High Atmospheric Advantage
At 5,280 feet in Denver, atmospheric air density is roughly 82% of sea level. Thinner air decreases aerodynamic drag force proportional to ½ρv²CdA, granting 4 to 6 additional yards on long kicks compared to coastal venues.
Spin Stability & Crosswind Deflection
An end-over-end kicked football presents alternating frontal cross-sections. Crosswinds induce lateral drag and Magnus drift, steering a 50+ yard kick up to 10 feet horizontally off its initial heading.
Frequently Asked Questions
Why does launch angle matter so much on long kicks?
Kick blockers can penetrate up to 3 to 4 yards across the line of scrimmage and leap up to 9–10 feet. On chip shots under 35 yards, kickers use steep 38°–44° angles to clear hands safely. On 60+ yarders, kickers must lower their angle to 31°–34° to conserve forward momentum.
How is the kick outcome calculated in this engine?
The physics loop integrates Newtonian equations of motion at 60 FPS using fourth-order Euler steps, incorporating quadratic drag adjusted for local altitude density ρ, gravitational acceleration (9.81 m/s²), and continuous lateral wind force vectors.
Can this data be exported for team game planning?
Yes. Every simulated kick logs timestamp, distance, power, launch angles, wind speed, flight apex, clearance above crossbar, and lateral deviation into standard JSON downloadable directly from your browser.