[Top] [All Lists]

Re: [TowerTalk] FAA & Private Airstrips

Subject: Re: [TowerTalk] FAA & Private Airstrips
From: Jim Lux <>
Date: Fri, 30 Dec 2011 09:26:54 -0800
List-post: <">>
On 12/30/11 9:17 AM, Jim Lux wrote:
> On 12/30/11 8:49 AM, Mike Ashby wrote:
><snip of measurement process>
<snip of my GPS discussion>

WAAS performance standard for vertical NAV is 20m or 4m depending on the 
receiver and flight phase (LPV or LPV-200). (95% confidence interval)

LPV = Localizer Precision with Vertical Guidance

In pratice, the FAA says that they've never observed a vertical error 
greater than 12m.

TowerTalk mailing list

<Prev in Thread] Current Thread [Next in Thread>