Altitude

{{Contestbox }}
 * titlecolor=FF0000
 * eventname=Altitude
 * abbreviation=ALT
 * eventtype=Altitude
 * rule#=20
 * WF={| border="0" colspan="2" style="text-align:center; background:#f9f9f9"
 * {{{motor}}}
 * {{{WF}}}}
 * }
 * motor=1/8A 1/4A 1/2A A B C D E F G
 * WF=9 9 9 10 11 12 13 14 15 16
 * attempts=2
 * 10.4?=Yes
 * ruleurl=http://www.nar.org/pinkbook/20_alt.html

Altitude Competition comprises nine events open to any model rocket. The purpose of this competition is to achieve the highest altitude.