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Full-Text Articles in Meteorology

Revisiting 3d Stereo Satellite Image Displays, Frederick R. Mosher Dec 2015

Revisiting 3d Stereo Satellite Image Displays, Frederick R. Mosher

Frederick R. Mosher

Over 30 years ago, there were a number of development efforts to display 3D stereo satellite images and associated weather. Dr. Fritz Hasler showed how the GOES-east and west satellites could be remapped to generate true stereo pairs for obtaining cloud heights and he also showed how artificial stereo images could be generated using derived IR cloud heights to generate parallax shifts for the visible or infrared images. While there was a flurry of interest in the 1980s, the techniques had largely fallen from routine usage until recently. However, technology advances in both satellites and display technology has allowed for …


Revisiting 3d Stereo Satellite Image Displays, Frederick R. Mosher Dec 2015

Revisiting 3d Stereo Satellite Image Displays, Frederick R. Mosher

Frederick R. Mosher

Over 30 years ago, there were a number of development efforts to display 3D stereo satellite images and associated weather. Dr. Fritz Hasler showed how the GOES-east and west satellites could be remapped to generate true stereo pairs for obtaining cloud heights and he also showed how artificial stereo images could be generated using derived IR cloud heights to generate parallax shifts for the visible or infrared images. While there was a flurry of interest in the 1980s, the techniques had largely fallen from routine usage until recently. However, technology advances in both satellites and display technology has allowed for …


Revisiting 3d Stereo Satellite Image Displays, Frederick R. Mosher Dec 2015

Revisiting 3d Stereo Satellite Image Displays, Frederick R. Mosher

Frederick R. Mosher

Over 30 years ago, there were a number of development efforts to display 3D stereo satellite images and associated weather. Dr. Fritz Hasler showed how the GOES-east and west satellites could be remapped to generate true stereo pairs for obtaining cloud heights and he also showed how artificial stereo images could be generated using derived IR cloud heights to generate parallax shifts for the visible or infrared images. While there was a flurry of interest in the 1980s, the techniques had largely fallen from routine usage until recently. However, technology advances in both satellites and display technology has allowed for …


Day/Night Visible Satellite Images, Frederick R. Mosher Mar 2014

Day/Night Visible Satellite Images, Frederick R. Mosher

Frederick R. Mosher

Visible satellite images are very helpful for a wide variety of users. In particular, they are helpful in identifying areas of clouds and fog for general aviation pilots who must fly within sight of ground. However, visible satellite images have several major drawbacks, such as at night the visible pictures are black. Another problem is that it is sometimes difficult to distinguish between high clouds and low clouds. While the infrared channel can be used at night, frequently the low clouds and fog are near the temperature of the ground, so low clouds do not show up well on infrared …


Analysis Of Causes Of Icing Conditions Which Contributed To The Crash Of Continental Flight 3407, Frederick R. Mosher, Debbie Schaum, Chris Herbster, Tom Guinn Mar 2014

Analysis Of Causes Of Icing Conditions Which Contributed To The Crash Of Continental Flight 3407, Frederick R. Mosher, Debbie Schaum, Chris Herbster, Tom Guinn

Frederick R. Mosher

On February 12, 2009, at 10:20 p.m. EST, Continental Connection Flight 3407 from Newark to Buffalo crashed 5 miles short of the runway at Buffalo, killing all 49 people on board and one person on the ground. The National Transportation Safety Board (NTSB) is still investigating the crash, but preliminary reports show the airplane was experiencing icing conditions before the crash. Preliminary reports indicate that the pilot did not respond properly to the icing conditions, which contributed to the crash. However, the presence of the icing conditions which were significant enough to cause aircraft problems needs further investigation to determine …


Attempting To Turn Night Into Day; Development Of Visible Like Nighttime Satellite Images, Frederick R. Mosher Mar 2014

Attempting To Turn Night Into Day; Development Of Visible Like Nighttime Satellite Images, Frederick R. Mosher

Frederick R. Mosher

Visible satellite images have long been used in aviation flight planning. The visible satellite images show a variety of phenomena of interest to aviation, including fog, low clouds, thunderstorms, etc. Since one’s eyes detect visible light, the visible satellite image is easier for untrained personnel to interpret than other bands. The biggest problem with the visible images is that they are not available at night. However, other channels on the satellites can be used to develop a derived satellite product which looks very much like a visible satellite image. This derived product can then be inserted into the nighttime portions …


Global Satellite Images For Aviation Operations, Frederick R. Mosher, James Block Mar 2014

Global Satellite Images For Aviation Operations, Frederick R. Mosher, James Block

Frederick R. Mosher

Flight planning and flight following dispatch operations require information on potential flight hazards. Hazards such as thunderstorms, turbulence, icing, fog, volcanic ash, etc., are potential problems which are not always forecast adequately by numerical models. Satellite images are used to monitor the weather conditions causing existing flight hazards, as well as being used to identify the development of new hazards.


Day/Night Visible Satellite Images, Frederick R. Mosher Feb 2014

Day/Night Visible Satellite Images, Frederick R. Mosher

Frederick R. Mosher

Visible satellite images are very helpful for a wide variety of users. In particular, they are helpful in identifying areas of clouds and fog for general aviation pilots who must fly within sight of ground. However, visible satellite images have several major drawbacks, such as at night the visible pictures are black. Another problem is that it is sometimes difficult to distinguish between high clouds and low clouds. While the infrared channel can be used at night, frequently the low clouds and fog are near the temperature of the ground, so low clouds do not show up well on infrared …