Why is Niner used instead of nine?

Why is Niner used instead of nine?

The reason for these somewhat strange pronunciations is to encourage the pilot/controller to enunciate clearly so that the numbers are clearly understood. The reason for “Niner” is that “Nine” can be easily muffled, slurred, or confused with other words (particularly the number Five/Fife).

Why does ATC say tree instead of three?

The digit 3 is specified as tree so that it is not pronounced sri; the long pronunciation of 4 (still found in some English dialects) keeps it somewhat distinct from for; 5 is pronounced with a second “f” because the normal pronunciation with a “v” is easily confused with “fire” (a command to shoot); and 9 has an extra …

What is niner niner?

Definitions of niner. the cardinal number that is the sum of eight and one. synonyms: 9, IX, Nina from Carolina, ennead, nine.

Do pilots really say Niner?

Pilots and air traffic controllers say niner instead of nine to distinguish it from other numbers. Radio transmissions may not be crystal clear, and with any disturbances on the frequency, nine could be easily confused with five, given they are one-syllable and rhyme.

What do pilots say when landing a plane?

To indicate the landing clearance or final approach, the Captain will either make the following announcement and/or blink the No Smoking sign. “Flight attendants, prepare for landing please.” “Cabin crew, please take your seats for landing.” It may be followed by an announcement by a flight attendant.

Why does the army say Niner?

“Tree,” “fife” and “niner” “Tree” for instance, means three, “fife” is the number five and “niner” means nine, says Tom Zecha, a manager at AOPA. The variations stemmed from a desire to avoid confusion between similar-sounding numbers, he says.

Why is taking off called rotating?

Pilots say rotate because it is a verbal queue that an airplane has reached its predetermined rotation speed (frequently abbreviated to Vr). This is the speed at which control inputs can be applied to lift the nose off the runway and make the airplane fly away.