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Flying
a Standard Arrival Route
A
Standard Arrival Route (STAR) is the method that Air Traffic Control
use to place all the arriving aircraft in a safe place ready for
landing. The STAR is much like the SID in as much that they are
unique routes to the airport, more correctly into the holding pattern.
As with the SID we will be using London Gatwick as the example.
In terms of training LGW is slightly simpler than some airports
because it only has one holding point, in comparison to say London
Heathrow which has 4.
Although
we do not file a STAR on the flight plan, when flying online you
will be expected to be capable of following a STAR. The reason being
that, if you decided to (when online) perform a straight in approach,
then although your simulated flight may well not have a problem
you will cause all sorts of panic for the SATUK controllers, and
indeed the other pilots. Unfortunately this lack of understanding
for the procedure could result in a 30 day suspension from SATCO
of expulsion. As you can see consideration for the others using
the system is important.
When
flying online we use the STAR to give an aircraft a specific flight
lane to place it into the holding pattern for a given runway. By
following these flight lanes the aircraft should always be out of
the way of others as they are traveling in the same direction and
at the same speed. For those of us that do fly online and understand
following STAR's, it cant hurt to brush up our skills, for those
who don't, then it is really essential that you practice and submit
yourself for evaluation.
After
all no one likes looking foolish, especially with their aircraft
nose buried in the runway when avoiding another aircraft.
Completion
of this training will enable a much greater understanding of this
type of procedure and also will enable a much more realistic experience
of online flying. Whilst considering this course keep an eye out
for any Flyin's that have been organized, they are an opportunity
to fly online with your Eurostar colleagues, quite often under a
more tolerant ATC as they are expecting new comers to the world
of online flight.
General
notes on the WILLO north STAR's
Before
arriving within the airspace of your destination you should have
contacted the air traffic controller and been cleared to start you
initial descent. On arriving in to the airport airspace you will
then be issued with the appropriate STAR to follow. Each different
STAR does in fact have its own descent rules, this information can
be gained from the STAR chart. For instance the STAR WLO1F requires
that you are at FL140 before arriving at the KENET intersection,
or WLO2B you must be at FL200 by MID D70.
Holding
Speeds, when in the holding pattern at LGW you will be required
to hold and maintain 220 knots (KTS). After arriving in the traffic
pattern you altitude will be defined by ATC. For instance within
the holding pattern at MAY you could be positioned any where from
3000 to 6000 feet.
The
next section contains a description of two of the approach STAR's,
altitude has been omitted from the description as that will be directed
by the Approach Controller.
CHART
AVAILABLE HERE
STAR
WILLO (North) WLO1G (VIA UW550)
Having
been cleared by ATC to descend to the altitude required for the
pattern.
You should be heading towards the Brookmans Park VOR.
1) Dial in BPK VOR (117.5)to the NAV 1 radio and ident.
2) Dial in the MID VOR to NAV 2 and Ident
3)
Fly direct to the VOR, when crossing the VOR set the OBS to 224.
4)
Follow the 224 radial from BPK to GODAL intersection. (BPK d37)
5)
Dial in the MID VOR (114.0) to NAV 1 set the OBS to 346 and follow.
6)
Dial in MAY VOR (117.9) to the NAV 2 radio
7)
When crossing MID set the OBS to 198 and follow until MID d17.
8)
At MID d17 set NAV 1 to MAY and dial in OBS 264 and follow to the
MAY VOR
9)
When crossing MAY you will be at an altitude of between 3000 feet
and 6000 feet as directed by ATC.
10)
You should also be at exactly 220 Kts
11)
You could now follow the pattern in one of 2 ways we will describe
the easiest
12)
Set your OBS to 090 and your heading hold to 270.
13)
After passing MAY you will need to perform a standard rate turn
to heading 270.
14)
Follow 270 until at MAY d5
15)
Then perform a standard rate turn to radial 090 16) Yet again follow
until crossing the MAY VOR, then repeat the pattern
Note to remember, always check the ATIS. (Automatic
Terminal Information Service)
Practice
these holding patterns when you think you are ready contact your
flight instructor and you will issued with a STAR to follow together
with the chart and the situation file for the flight. As before
record on 1 second interval and e-mail to the instructor.
Once
you have completed the training, then you should be fully prepared
for the flight procedures you will face when flying online. However
you may need to look at the rest of the courses offered to fully
prepare yourself.
Do not worry to much, so long as you are considerate and polite
ATC will allow you to make mistakes, just remember to learn from
them.
Although for a true STAR you would most likely be descending al
the way to the holding pattern. For the example flight's and the
test you will start at 6000 feet and hold until you have completed
2 circuits of the MAY holding pattern. You will then land following
the procedure shown below, remembering that during ATC controlled
flight you will directed to the intercept point of the ILS by ATC.
Leaving
the Holding Pattern and Landing.
Once
you have completed 2 circuits of the holding pattern you may then
continue and execute your landing on runway 8R at London Gatwick.
The following procedure is not necessarily representative of the
true directions you will receive however it does still involve following
the NAV headings.
1)
Set your NAV 1 radio to the ILS frequency (110.9) and the OBS to
081 runway 8R heading
2)
Set your NAV 2 radio to the MAY VOR (117.9)
3)
Ident both
4)
Follow the MAY VOR to MAY d17
5)
Turn right to 010 degrees and descend to 4000 feet until intercepting
the localisor for runway 8R.
6)
From this point on follow the localisor and the glideslope down
to the runway. That should complete the essentials of the STAR.
Original
By Nick Partridge (Edited Liam Tallis)
Available
in PDF here: STAR
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