circling pattern (left side camera) worksheet target coordinates______________ altitude__________...
TRANSCRIPT
Circling Pattern (Left Side Camera) WorksheetTarget Coordinates______________Altitude__________Airspeed________Time of Day___________________Weather______________________
S Dist
Altitude 1200 1200 1200 1200 1200 1200
Focal Ln(mm)
50 50 50 100 100 100
Point Angle
45 deg
30 deg
15deg
45deg
30deg
15deg
S Dist Ft 1200 2048 4478 1200 2048 4478
S Dist Nm 0.2 0.33 0.75 0.2 0.33 0.75
Start ID Pass
Aprox One Nautical Mile from Target
Tgt Desc______________Msn #______Sortie______Date_______________AP________________Crew______________
Start Photo Pass
Circling Pattern (Right Side Camera) Worksheet
Target Coordinates______________Altitude__________Airspeed________Time of Day___________________Weather______________________Obstacles_____________________
Altitude 1200 1200 1200 1200 1200 1200
Focal Ln (mm)
50 50 50 100 100 100
Point Angle
45 deg
30 deg
15deg
45deg
30deg
15deg
S Dist Ft 1200 2048 4478 1200 2048 4478
S Dist Nm 0.2 0.33 0.75 0.2 0.33 0.75
Tgt Desc_________________Msn #______Sortie________Date_____________________AP______________________Crew_____________________
S
Start ID Pass
Approx One Nautical Mile from Target
Start Photo Pass
Overview (Birdseye) Pattern (Left Side Camera) WorksheetTarget Coordinates______________Altitude__________Airspeed________Time of Day___________________Weather______________________Obstacles_____________________
Altitude 1200 1200
Focal Setting 50mm 100mm
A/C Bank Angle 30-45 deg 30-45 deg
Point Angle Nearly NADIR
Nearly NADIR
S Dist Ft <1200 <1200
S Dist Nm 0.1 0.1
Tgt Desc__________________Msn #______Sortie__________Date______________________AP________________________Crew______________________
S
Start ID Pass
Start Photo Pass
0.1Nm
Note: Rule for Congested Areas: 1000’ Above and 2000’ Horizontal from the highest Obstacle. Circle target to find the Altitude that permits horizontal framing and determine best direction to take the Photo. Keep Camera Nearly Perpendicular to Window while Aircraft Banks. Avoid imaging A/C Wing or Landing Gear
Start Circle to Determine Best Angle Approx ½ Nautical Mile from Target
Overview (Birdseye) Pattern (Right Side Camera) WorksheetTarget Coordinates______________Altitude__________Airspeed________Time of Day___________________Weather______________________Obstacles_____________________
Altitude 1200 1200
Focal Setting 50mm 100mm
A/C Bank Angle 30-45 deg 30-45 deg
Point Angle Nearly NADIR
Nearly NADIR
S Dist Ft <1200 <1200
S Dist Nm 0.1 0.1
Tgt Desc__________________Msn #______Sortie__________Date______________________AP________________________Crew______________________
S
Start ID Pass
Approx ½ Nautical Mile from Target
Start Photo Pass
0.1Nm
Note: Rule for Congested Areas: 1000’ Above and 2000’ Horizontal from the highest Obstacle. Circle target to find the Altitude that permits horizontal framing and determine best direction to take the Photo. Keep Camera Nearly Perpendicular to Window while Aircraft Banks. Avoid imaging A/C Wing or Landing Gear
Start Circle toDetermine Angle
4 Square Pattern (Left Side Camera) WorksheetTarget Coordinates______________Altitude__________Airspeed________Time of Day___________________Weather______________________Obstacles _____________________
Tgt Desc______________
Msn #______Sortie__________Date______________________AP________________________Crew______________________
End Photo Pass
Altitude 1200 1200 1200 1200 1200 1200
Focal Ln (mm)
50 50 50 100 100 100
Point Angle
45 deg
30 deg
15deg
45deg
30deg
15deg
S Dist Ft 1200 2048 4478 1200 2048 4478
S Dist Nm 0.2 0.33 0.75 0.2 0.33 0.75
S
Start ID Pass
Start Photo Pass
South Side Latitude
________________________
North Side Latitude
________________________
Wes
t S
ide
Long
itude
____
____
____
____
____
____
East S
ide Longitude
________________________
4 Square Pattern (Right Side Camera) WorksheetTarget Coordinates______________Altitude__________Airspeed________Time of Day___________________Weather______________________Obstacles _____________________
Tgt Desc______________
Msn #______Sortie__________Date______________________AP________________________Crew______________________
S
Start ID Pass
Start Photo Pass
End Photo Pass
Altitude 1200 1200 1200 1200 1200 1200
Focal Ln (mm)
50 50 50 100 100 100
Point Angle
45 deg
30 deg
15deg
45deg
30deg
15deg
S Dist Ft 1200 2048 4478 1200 2048 4478
S Dist Nm 0.2 0.33 0.75 0.2 0.33 0.75
South Side Latitude
________________________
North Side Latitude
________________________
Wes
t S
ide
Long
itude
____
____
____
____
____
____
East S
ide Longitude
________________________
Standard Rate Turn
1 & ½ nautical mile60 seconds at 90 Knots)
½ nautical mile(20 seconds at 90 Knots)
30 Sec Turn
60 Sec Turn
Use this leg to accurately line up the next track around the four square pattern
4-Square Aerial Photography Pattern – Aircraft Turn Procedures at CornersAssumptions:90 Knot ground speed (1 & ½ nm per minute)All turns – standard rateAssuming No Wind corrections
At the corner point, fly straight for 20 seconds (1/2 nm)Start right standard rate turn for 30 seconds Fly Straight for 60 seconds (1 & ½ nm)Start Right standard rate turn for 60 seconds (1nm)Adjust final run-in for correct Latitude and Longitude and heading for next pass
Used for Strip Photography (Like long straight Roads or along the Beach) and Wide Aerial Mapping projects
Speed 90 KtsAltitude Options 1200’ or 2400’AGLCamera Focal Length 50mm, 100mm
Camera Angle 45 Degrees, Setup with Angle Template and stabilized Tripod
Timing of Images for desired % Overlap at 90 Kts and desired Altitude. Use Camera Timer for Sequential Shots
Mapping Patterns (East to West) with Pattern Offset for Mapping Overlap.
For Beaches 1/3 Water, 2/3 Land in Shot
Set up for Computer Image download and image view on computer screen
Overview (Strip) Pattern (Left Side Camera) Worksheet