if (rollTarget.getValue() != TargetRoll.CHECK_FALSE) {
game.addControlRoll(new PilotingRollData(a.getId(), md.getFinalNDown(), "descended more than two altitudes"));
}
// check for hovering
rollTarget = a.checkHover(md);
if (rollTarget.getValue() != TargetRoll.CHECK_FALSE) {
game.addControlRoll(new PilotingRollData(a.getId(), 0, "hovering"));
}
// if this is a spheroid then check to see if it loses elevation