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Forum: ATC Issues

22nd Dec 2012, 17:46

Replies: 49

LHR arrival separations

Views: 15,683

Posted By DaveReidUK

How surprising that the majority of the UK's wake...

How surprising that the majority of the UK's wake turbulence encounters happen at the world's busiest two-runway airport. :O

Forum: ATC Issues

22nd Dec 2012, 06:49

Replies: 49

LHR arrival separations

Views: 15,683

Posted By DaveReidUK

Are you making a distinction here between...

Are you making a distinction here between "touchdown" and "threshold" ? Or is your highlighting of FROM intended to mean something else ?

Forum: ATC Issues

20th Dec 2012, 20:54

Replies: 49

LHR arrival separations

Views: 15,683

Posted By DaveReidUK

Sorry, perhaps I'm being obtuse, but I don't see...

Sorry, perhaps I'm being obtuse, but I don't see that.

The diagram shows wake turbulence separation of 4nm applied when a A306 (RECAT Group C) is following a B747 (Group B).

But when the B747...

Forum: ATC Issues

20th Dec 2012, 18:36

Replies: 49

LHR arrival separations

Views: 15,683

Posted By DaveReidUK

If that's the case, I'm struggling to understand...

If that's the case, I'm struggling to understand why your graphic has two completely different matrices for wake separation and MRS, with the RECAT value obviously being the higher of the two for the...

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