interesting GPS warning

[matthew at mrstevens.net]

Will be interested to see if this has any effect on the ground, and/or back here in the east.
 

 >>

 

 FLIGHT ADVISORY
GPS Interference Testing
CHLK GPS 16-08
07-30 June, 2016
China Lake, California
 

 GPS testing is scheduled as follows and may result in unreliable or unavailable GPS signal.
 

 A. Location: Centered at 360822N1173846W or the BTY VOR 214 degree radial at 059 NM.
 

 B. Dates and times:
7 JUN 16 1630Z – 2230Z
9 JUN 16 1630Z – 2230Z
21 JUN 16 1630Z – 2230Z
23 JUN 16 1630Z – 2230Z
28 JUN 16 1630Z – 2230Z
30 JUN 16 1630Z – 2230Z
 

 C. Duration: Each event may last the entire requested period.
 

 D. NOTAM INFO: NAV (CHLK GPS 16-08) GPS (INCLUDING WAAS, GBAS, AND ADS-B) MAY NOT BE AVBL WI A 476NM RADIUS CENTERED AT 360822N1173846W (BTY 214059) FL400-UNL DECREASING IN AREA WITH A DECREASE IN ALT DEFINED AS:
432NM RADIUS AT FL250
375NM RADIUS AT 10000FT
340NM RADIUS AT 4000FT AGL
253NM RADIUS AT 50FT AGL
THIS NOTAM APPLIES TO ALL AIRCRAFT RELYING ON GPS. ADDITIONALLY, DUE TO GPS INTERFERENCE IMPACTS POTENTIALLY AFFECTING EMBRAER PHENOM 300 AIRCRAFT FLIGHT STABILITY CONTROLS, FAA RECOMMENDS EMB PHENOM PILOTS AVOID THE ABOVE TESTING AREA AND CLOSELY MONITOR FLIGHT CONTROL SYSTEMS DUE TO POTENTIAL LOSS OF GPS SIGNAL.

 

 Affected Centers:

 

 E. Pilots are encouraged to report anomalies only when ATC assistance is required.

 

 Released
4 Jun, 2016

 

 The time periods discussed in this advisory may be reduced or cancelled with little or no notice. Pilots are advised to check NOTAMs frequently for possible changes prior to operations in the area. NOTAMs will be published at least 24 hours in advance of any GPS tests.
 

 
 

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