NIIRS 2 Level

NIIRS 2 Criteria
Identify large (i.e., greater than 160 acre) center-pivot irrigated fields during the growing season.
Detect large buildings (e.g., hospitals, factories).
Identify road patterns, like clover leafs, on major highway systems.
Detect ice-breaker tracks.
Detect the wake from a large (e.g., greater than 300') ship.