Monthly Archives: March 2019


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Still looking at sectionals… Link to the complete FAA Aeronautical Chart User’s Guide (all 131 pages!!!) We will be working through this document this morning. Airport Terms: Uncontrolled airport: airport with no control tower CTAF: “Common Traffic Advisory Frequency”; the VHF frequency used for air-to-air communications AWOS: “Automated Weather Observing […]

13 – Part 107 Sectionals – More Symbols






Sectionals: Special Use Areas (prohibited, restricted, warning military operation, alert) SOURCES: http://www.faraim.org/aim/aim-4-03-14-143.html http://www.faraim.org/aim/aim-4-03-14-144.html http://www.faraim.org/aim/aim-4-03-14-145.html http://www.faraim.org/aim/aim-4-03-14-146.html http://www.faraim.org/aim/aim-4-03-14-147.html and https://thinkaviation.net/prohibited-areas/ (www.skyvector.com)… NOTE: Pan/Zoom to your flight area (in this example, the Florida panhandle), then click the link in the upper-right to load the region’s sectional (see screenshots below). Click the “World VFR” […]

Sectionals – Special Use Areas


  Monday, you had an opportunity to process a drone-based point cloud using R and the lidR and the rgdal packages.  You should have familiarized yourself with the following commands and at least have an idea of what they do: plot() summary() lasfilterdecimate(): https://www.rdocumentation.org/packages/lidR/versions/2.0.0/topics/lasfilterdecimate lasground(): https://www.rdocumentation.org/packages/lidR/versions/2.0.0/topics/lasground lasnormalize(): https://www.rdocumentation.org/packages/lidR/versions/2.0.0/topics/lasnormalize lasfilter(): https://www.rdocumentation.org/packages/lidR/versions/2.0.0/topics/lasfilters grid_metrics(): https://www.rdocumentation.org/packages/lidR/versions/2.0.0/topics/grid_metrics grid_canopy(): […]

Processing point cloud in R – Follow-up



    Lab 07:  Process point cloud in R!!! In this lab, you will use the R programming language to process a point cloud.  As in previous labs, the goal is to automatically count trees across the landscape.  These methods are relevant even if you are not interested in tree-counting.  […]

Processing point cloud in R


Sources of airspace information Sectional Charts Download (https://www.faa.gov/air_traffic/flight_info/aeronav/digital_products/vfr/) Airspace (Ch 3 of the Aeronautical Information Manual, AIM) (https://www.faa.gov/air_traffic/publications/atpubs/aim_html/index.html). Pay attention to the airspace class definitions (3-2-3 thru 3-2-6). Excellent sectionals document by the Cessna Chick (https://cessnachick.files.wordpress.com/2013/10/howtoreadasectionalchart1.pdf) You must know: Class definitions Vertical limits Operational restrictions Class B ‘Bravo’ Class C […]

Sectionals – working list…