It's also known as ground zero or surface zero. It's pretty much the point of impact.
Thirteen point zero zero.
Zero point two
zero point two
Zero point nine
six point two zero zero four seven
Seven point zero six.
Point nought nought two or point zero zero two.
Fifteen hundred point zero zero zero. One five zero zero point zero zero zero. One thousand five hundred point zero zero zero.
zero point zero nine three in (inch)
Hundred point zero zero zero or One hundred point zero zero zero
Zero Point Zero was created on 2009-03-24.
Seventeen point four zero sixSeventeen point four zero sixSeventeen point four zero sixSeventeen point four zero six