| ps0865 d:\northps\block123-14dec07\ps0865.txt 14 Dec 07 20:57:03 Friday elapsed time 00:07:13 1951344 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 99.509 **low-curvature dc area = 0.006 km2 | details return classification P1 = 45.1 cm, P2 = 135.5 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 2.599 95p = 4.130, 98p = 4.454, 99.5p = 4.833  consistency legend | Ground-return consistency BE RMSE = 2.035 95p = 4.049, 98p = 5.538, 99.5p = 8.743   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |