Orthophotography and Planimetrics

1
Orthophotography and Planimetrics

• AIMS Coordinators Meeting
• 1/15/2004

2
Ortho

• Extent
• Date of flight
• Challenges
• Ortho Vs. Aerial

3
Ortho

• Size of Files
• 125 MB / square mile tiff
• 60.5 GB for all of tiffs
• 5.12 GB for countywide SID
• Interest in resampled files?

4
Other notes on imagery

• 100 Vs 200 foot buffer
• Satellite Imagery
• Ortho Vs Aerial

5
Planimetrics

• Extent
• Affected Layers
• Attributes

6
Future possible changes

1. AAT
2. Primary data source
3. Less accurate updates
4. More frequest updates