| ps4465 d:\northps\block456-14jan08\ps4465.txt 17 Jan 08 01:15:37 Thursday elapsed time 00:06:35 1541169 unique returns and 0 duplicate returns | Rectangular area = 0.876 km2 Data area = 0.874 km2 *percent double coverage = 97.854 **low-curvature dc area = 0.001 km2 | details return classification P1 = 4.6 cm, P2 = 131.5 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 0.940 95p = 2.737, 98p = 3.139, 99.5p = 3.643  consistency legend | Ground-return consistency BE RMSE = 3.446 95p = 6.656, 98p = 9.894, 99.5p = 16.292   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |