matrix metering
5" @ f/25
exposure -0.3
focal length 50 mm
ISO 200
white balance "cloudy"

With the shutter set at 5 seconds, I released the shutter after I heard the
firework shot off but before it had actually opened. Thus, any camera shake
from pushing the shutter button was not apparent. Camera was on manual
focus with the lens set to infinity, thus no time lag for focus.