Holding and sector entries

Question 1

What is the max IAS:

a) up to and including FL140?
b) Above FL140?
c) Above FL200?

Answer 1

a) 230kt.
(170kt if limited to CAT A and B)

b) 240kts
c) 265kts

Question 2

What is the required turn rate?

Answer 2

Bank angle of 25 degrees or rate 1, whichever requires lesser bank.

Question 3

How should wind allowance be made?

Answer 3

Allowance should be made in heading and timing to ensure inbound track is regained before passing the holding fix inbound.

Question 4

What is the timing/distance outbound (up to and including FL140)?

Answer 4

1 minute, or the time/distance limit specified on chart.

Question 5

When does outbound timing begin?

Answer 5

Abeam the fix or on attaining outbound heading, whichever comes later.

Question 6

What is the zone of flexibility of either side of sector boundaries?

Answer 6

5 degrees

Question 7

What is a sector 1 (parallel) entry?

Answer 7

The aircraft is turned onto an outbound heading for the appropriate time/distance, then turned onto the holding side to intercept the inbound track.

Question 8

What is a sector 2 (offset) entry?

Answer 8

The aircraft is turned to a heading to track 30 degrees from reciprocal of inbound track for the appropriate time/distance, then turned in the direction of the holding pattern to intercept the inbound track.

Question 9

When may a holding pattern be modified?

Answer 9

A pilot may shorten a holding pattern to leave the holding fix at a specified time.

At a level not limited by obstacles, the length may be increased subject to ATC approval.

Question 10

Cat C circling area and obstacle clearance?

Answer 10

4.2NM, 400ft