See you had that info, so that's why I was asking why the heck did you say KUA... and you wondered what I was smoking? Geez...
Quoting WarrenPlatts (Reply 57): Notice how it hooks up with the grey line in the KUL chart that leads to the 15 nm ring around KUL / VKL. Coincidence? I'm no expert in these matters, but I'm guessing not. I'm guessing airplanes flying from Kuala Lumpur and Penang use that line all the time. Correct me if I'm wrong. |
The Class C airspace marked on the charts are the boundaries joining 15NM from WMKK/
KUL, 15NM from WMSA/
SZB, and 15NM from WMKS/Simpang/Sungai besi (not marked) on that chart). And the line you're talking about is at 158/338. And yes, it is purely coincidental.
Airplanes departing
KUL for
PEN would go on the A457 airway, which goes to that 156 radial...
On the way back, they would use W530 then A464.
No, D155J is not associated with
any arrivals procedure into
KUL, nor does it go into any
smartass custom arrivals pilots sometimes dream of. D155J is a fix used for arrivals into
PEN.
So, if he did put in D155J, it would be associated with an arrival into
PEN (this, can be consistent with both your theory and Pihero's theory). But D155J for enroute, sorry.
I will still take it as "
he flew south of VPG and turned right, and we'll use D155J as the waypoint as it looks like it was the right point for fly-by based on observation".
And to add to Pihero's post... yes, making the entry VPG155/10 into the FMC would give you the same as D155J...
Coincidences are often just that... coincidence. If I take meaning into coincidences, I would end up marrying at over a dozen women!
That is a totally unnecessary comment... as if I care anyway...
Quoting WarrenPlatts (Reply 57): No, what is happening--again--is that you choose to ignore for your own personal reasons the evidence that has been provided- |
OK, then why the heck did you then say the following?
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Quoting WarrenPlatts (Reply 57): the course from D200J to VAMPI. Coincidence? Again, I'm no expert, but I'm guessing not. I'm guessing that D200J is probably quite commonly used for aircraft departing Penang that are headed for VAMPI. |
D200J is VPG200/10... it is a point within the arc, it is not used for any departures and it is solely used for the arrivals into
PEN using the 10NM arc. Same goes with D222K and D222G, they are solely for arrivals.
There are no standard instrument departures towards VAMPI from
PEN therefore there are no standard waypoints used for
PEN to VAMPI departures.
However, for runway 22 departures to VAMPI, it's a simple "maintain runway heading until 2200, then direct VAMPI", if it's programmed, the "waypoint" will not be a lateral waypoint but a flexible point in space along the runway centerline where the FMC calculates where it will pass 2200ft before making the turn.
For runway 04, the same would happen except the turn would be done at 3100.
So, again, these waypoints are, coincidence.
Quoting Pihero (Reply 60): One will not find it anywhere : it’s not on my en-route charts, whether Low or High altitude, it’s not on the official approach plate |
He is on the premise that crew would remember these approach waypoints by looking at the FMC... and yes, disregarding that their waypoint names are not (in the case of
PEN), published.
Warren, please bear in mind that crew are "taught" to NOT remember the names of these unpublished waypoints for fear of "crystalizing habits"... which is a safety risk. They are there to check what's presented on the FMC, check with the chart, make sure that it concurs. The same waypoint name can move, or the same point can change names. "Knowing them off by heart off the top of one's head", is, in the eyes of many airlines here, a safety hazard.