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Search: Posts Made By: mm43
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Forum: Tech Log
2nd Mar 2014, 20:08
Replies: 1,033
Views: 502,318
Posted By mm43

@kenneth house, ... and your point?

@kenneth house,

... and your point?
Forum: Tech Log
28th Feb 2014, 01:28
Replies: 1,033
Views: 502,318
Posted By mm43

An updated graphic of the approach profile using...

An updated graphic of the approach profile using the integrated accelerometer altitudes from the NTSB Aircraft Performance Study included with the UPS1354 docket. The altitudes fit well with the...
Forum: Tech Log
27th Feb 2014, 19:05
Replies: 1,033
Views: 502,318
Posted By mm43

@GlobalNav, Thanks for the link to the...

@GlobalNav,

Thanks for the link to the Aircraft Performance Study group report. The extra 8.2 seconds of CVR certainly makes a difference!
Forum: Tech Log
27th Feb 2014, 01:13
Replies: 1,033
Views: 502,318
Posted By mm43

@ tubby linton The graphic on page 3 of the...

@ tubby linton

The graphic on page 3 of the other thread was originally put together in September last, and when looking at it in the light of the FDR data, the FP is somewhat in error. As someone...
Forum: Tech Log
1st Feb 2014, 01:44
Replies: 1,033
Views: 502,318
Posted By mm43

@ aterpster; I think the NTSB probably has...

@ aterpster;

I think the NTSB probably has covered the perceived disparity between the priority given to the AL and the AK accidents in the following:-
Forum: Tech Log
30th Jan 2014, 17:40
Replies: 1,033
Views: 502,318
Posted By mm43

NTSB Schedules Investigative Hearing on 20...

NTSB Schedules Investigative Hearing on 20 February 2014
Forum: Tech Log
31st Aug 2013, 22:22
Replies: 1,033
Views: 502,318
Posted By mm43

Strange things happen in the USA when State...

Strange things happen in the USA when State governments get involved with aviation. Just check the PAPI 4 light display according to the Kentucky Department of Transportation...
Forum: Tech Log
31st Aug 2013, 03:32
Replies: 1,033
Views: 502,318
Posted By mm43

underfire, You are right, there is no...

underfire,

You are right, there is no problem with your profile. Where it crosses the Tarrant Huffman Rd is right, and I had transposed a figure here.

I'm sure the NTSB have done a thorough...
Forum: Tech Log
30th Aug 2013, 19:17
Replies: 1,033
Views: 502,318
Posted By mm43

@ underfire Fine work on the profiles. ...

@ underfire

Fine work on the profiles.

We actually know the track they took, due to photographic imagery of treetop damage. You have made your plots further to the west, and it would be...
Forum: Tech Log
30th Aug 2013, 10:27
Replies: 1,033
Views: 502,318
Posted By mm43

The track below is part of a series I have been...

The track below is part of a series I have been making to emulate the path taken by UPS 1354. The full detail will be posted some time in the next 24 hours, but how they came to be there is, to my...
Forum: Tech Log
23rd Aug 2013, 20:47
Replies: 1,033
Views: 502,318
Posted By mm43

@ kenneth house I got confused when I...

@ kenneth house

I got confused when I initially looked at the AL-50 plate, and Tubby Linton drew my attention to the differing G/S angles for RWY 18.

Here is a link to the up-to-date plate...
Forum: Tech Log
23rd Aug 2013, 03:32
Replies: 1,033
Views: 502,318
Posted By mm43

@ Old Boeing Driver The RWY 18 TCH is 47.7...

@ Old Boeing Driver

The RWY 18 TCH is 47.7 feet on the 3.20 degree PAPI Glide Slope. The RWY TDZ is 3 feet above the PAPI (630.6') which is the zero baseline for the drawing, i.e. 630 feet above...
Forum: Tech Log
22nd Aug 2013, 23:02
Replies: 1,033
Views: 502,318
Posted By mm43

@ Tubby Linton; As per your suggestions,...

@ Tubby Linton;

As per your suggestions, have realigned the PAPI. The PAPI height is 630.6 feet and 3 feet below the RWY at TDZ. The threshold is 1166 feet to the north.

The graphic at Post...
Forum: Tech Log
21st Aug 2013, 09:34
Replies: 1,033
Views: 502,318
Posted By mm43

@ Ian WNot so sure about that! They could have...

@ Ian WNot so sure about that! They could have been visual earlier, and as previously posited, got tempted for the Drive and Dive scenario. OTOH we don't know whether they acquired the PAPIs at a...
Forum: Tech Log
21st Aug 2013, 03:29
Replies: 1,033
Views: 502,318
Posted By mm43

@ pipeliner The reason I didn't plot a...

@ pipeliner

The reason I didn't plot a position for the "runway in sight" call, was to avoid muddying the waters as to where the aircraft actually was. We know the NTSB released 9 sec time from...
Forum: Tech Log
21st Aug 2013, 02:29
Replies: 1,033
Views: 502,318
Posted By mm43

@PEI Thanks for the link. At the end of the...

@PEI

Thanks for the link. At the end of the day, its all to do with the interpretation of "numbers" and how they correlate with your own situational awareness. Stuff up one side of the triangle...
Forum: Tech Log
20th Aug 2013, 22:41
Replies: 1,033
Views: 502,318
Posted By mm43

With the ongoing discussion over the KBHM RWY 18...

With the ongoing discussion over the KBHM RWY 18 PAPI approach, I've constructed a profile with exaggerated height. The notes on the graphic probably explain all that is needed.
...
Forum: Tech Log
17th Aug 2013, 21:41
Replies: 1,033
Views: 502,318
Posted By mm43

Which "could" lead one to believe that until then...

Which "could" lead one to believe that until then they were not visual.

Mind you they may well have been visual earlier and have run into some predawn ground fog and an associated inversion which...
Showing results 1 to 18 of 18


 
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