| ps1381 d:\northps\block123-14dec07\ps1381.txt 15 Dec 07 02:13:04 Saturday elapsed time 00:09:30 2466748 unique returns and 0 duplicate returns | Rectangular area = 0.875 km2 Data area = 0.874 km2 *percent double coverage = 99.763 **low-curvature dc area = 0.021 km2 | details return classification P1 = 58.5 cm, P2 = 94.4 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.957 95p = 2.865, 98p = 3.014, 99.5p = 3.225  consistency legend | Ground-return consistency BE RMSE = 2.739 95p = 5.592, 98p = 7.778, 99.5p = 11.627   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |