| ps0241 d:\northps\block123-14dec07\ps0241.txt 14 Dec 07 14:56:46 Friday elapsed time 00:07:16 2044851 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 99.745 **low-curvature dc area = 0.006 km2 | details return classification P1 = 31.8 cm, P2 = 148.7 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.532 95p = 2.836, 98p = 3.687, 99.5p = 4.291  consistency legend | Ground-return consistency BE RMSE = 2.275 95p = 4.575, 98p = 6.030, 99.5p = 8.547   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |