Imagery of Harbor Town in Hilton Head,SC,at Various Nominal Spatial Resolutions a.0.5x0.5m b.I x 1 m. c.2.5x2.5m. 。 d.5 x 5 m. e.10x10m f20x20m. Nominal Spatial Resolution (enlarged view) 80 Ground-projected instantaneous- field-of-view 30 5- 6 g.40x40m. h.80x80m. i1020 80m6 UESTC-RSIP