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Search: Posts Made By: Datum
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Forum: Rumours & News
1st Sep 2016, 08:34
Replies: 1,758
Views: 2,134,628
Posted By Datum

FLYING IS NOT DIFFICULT... It's just all the...

FLYING IS NOT DIFFICULT... It's just all the other vested interests that complicate it..
Forum: Rumours & News
1st Sep 2016, 07:40
Replies: 1,758
Views: 2,134,628
Posted By Datum

underfire Mate... I've been looking into...

underfire

Mate... I've been looking into this for years.. This is a SIGNIFICANT issue for multiple major airports..globally.. Operators and Airlines need to wake up... It is not the Airport...
Forum: Rumours & News
1st Sep 2016, 05:11
Replies: 1,758
Views: 2,134,628
Posted By Datum

Yep.. Exactly. Maybe that needs to CHANGE.. ...

Yep.. Exactly. Maybe that needs to CHANGE..

You're obviously no expert in wind.. Ever heard of 'embedded turbulence' downwind of obstacles.. Suggest you read up on the latest expert opinion on...
Forum: Rumours & News
1st Sep 2016, 04:47
Replies: 1,758
Views: 2,134,628
Posted By Datum

Because the issue of AWS/ASOS siting, the type of...

Because the issue of AWS/ASOS siting, the type of equipment used (obsolete measuring devices) and the propensity for Airport (property) developers to use wind statistics that support their view of...
Forum: Rumours & News
1st Sep 2016, 04:37
Replies: 1,758
Views: 2,134,628
Posted By Datum

Capn Bloggs You part of the AIT into...

Capn Bloggs

You part of the AIT into Emirates 521..?.. You clearly know more than we do!..

Environmental Conditions will almost certainly be found to be a contributing factor to this event..
...
Forum: Rumours & News
1st Sep 2016, 03:52
Replies: 1,758
Views: 2,134,628
Posted By Datum

Wind has been measured in 3 Dimensions; u,v and w...

Wind has been measured in 3 Dimensions; u,v and w axis for many many years..

Vertical Windshear is very real and CLEARLY existed at Dubai at the time of arrival for Emirates 521..on 3 Aug 16..
...
Forum: Rumours & News
31st Aug 2016, 23:08
Replies: 1,758
Views: 2,134,628
Posted By Datum

langleybaston, Far more can be done... ...

langleybaston,

Far more can be done...

More accurate measuring equipment has been developed, tested and is now available Commercial Off the Shelf (COTS)..

The cost of new AWS/ASOS is...
Forum: Rumours & News
31st Aug 2016, 02:57
Replies: 1,758
Views: 2,134,628
Posted By Datum

It might be that the way many major airports are...

It might be that the way many major airports are measuring wind is NO LONGER GOOD ENOUGH..especially given their propensity to also develop the associated land up to the legal limits imposed by the...
Forum: Rumours & News
30th Aug 2016, 22:13
Replies: 1,758
Views: 2,134,628
Posted By Datum

OMDB 030900Z 11021KT 3000 BLDU NSC 49/07 Q0993 WS...

OMDB 030900Z 11021KT 3000 BLDU NSC 49/07 Q0993 WS ALL RWY TEMPO 35015KT 1500

The wind could have been rounded from 105 deg up to 110 deg for METAR or Tower Reported Wind.. The accuracy of the wind...
Forum: Rumours & News
30th Aug 2016, 21:58
Replies: 1,758
Views: 2,134,628
Posted By Datum

Dubai Airport integrated weather...

Dubai Airport integrated weather forecasting/reporting system:

http://radiometrics.com/data/uploads/2012/11/Dubai_AWDSS.pdf

Technical Spec for Viasala Automated Weather Sensor (AWS):

...
Forum: Rumours & News
30th Aug 2016, 20:01
Replies: 1,758
Views: 2,134,628
Posted By Datum

Dangerous to be so confident you are correct...

Dangerous to be so confident you are correct without fully investigating and/or understanding what I'm suggesting.. The cost associated with wind tunnel testing is NEGLIGIBLE when compared to the...
Forum: Rumours & News
30th Aug 2016, 12:42
Replies: 1,758
Views: 2,134,628
Posted By Datum

How accurate is the 'reported wind' (Tower -...

How accurate is the 'reported wind' (Tower - landing clearance)?.. Where is that wind measured exactly...for aircraft landing on Runway 12L?... Did the 'reported wind' of 11 knots accurately...
Forum: Rumours & News
30th Aug 2016, 12:37
Replies: 1,758
Views: 2,134,628
Posted By Datum

immediately above the threshold of Runway 12L is...

immediately above the threshold of Runway 12L is the position at which the crew's problems regarding the go-around will have compounded.. From that position up to where the hull came to rest...which...
Forum: Rumours & News
30th Aug 2016, 10:53
Replies: 1,758
Views: 2,134,628
Posted By Datum

The 'big hangars' are immediately adjacent to...

The 'big hangars' are immediately adjacent to where 521 came to rest...

How many Automated Weather Stations (AWS) does Dubai Airport utilise?.. Where are they actually located?.. What is the...
Forum: Rumours & News
30th Aug 2016, 10:02
Replies: 1,758
Views: 2,134,628
Posted By Datum

Yep..understood. I'm simply suggesting the...

Yep..understood.

I'm simply suggesting the combination of adverse environmental conditions at the time of the accident (DA and Wind-shear) are VERY LIKELY to have been 'contributing factors'......
Forum: Rumours & News
30th Aug 2016, 09:01
Replies: 1,758
Views: 2,134,628
Posted By Datum

It was the COMBINATION of a significantly...

It was the COMBINATION of a significantly elevated Density Altitude (Pressure, Humidity and Temperature) AND the existence of at least TWO different types of windshear, that are both likely to have...
Forum: Rumours & News
22nd Aug 2016, 08:13
Replies: 1,758
Views: 2,134,628
Posted By Datum

Building Induced Windshear

Alphaprot,

Good summation..however...

I would add Density Altitude (DA) and Building Induced Windshear/Turbulence to the mix....

Note the proximity of the Emirates maintenance hangars (A380...
Showing results 1 to 17 of 17


 
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