| ps5490 d:\northps\block456-14jan08\ps5490.txt 18 Jan 08 00:39:54 Friday elapsed time 00:10:15 2332760 unique returns and 0 duplicate returns | Rectangular area = 0.876 km2 Data area = 0.874 km2 *percent double coverage = 85.282 **low-curvature dc area = 0.003 km2 | details return classification P1 = 14.5 cm, P2 = 75.4 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.419 95p = 0.927, 98p = 1.117, 99.5p = 1.241  consistency legend | Ground-return consistency BE RMSE = 1.254 95p = 2.649, 98p = 3.496, 99.5p = 4.861   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |