| ps2127 d:\northps\block456-14jan08\ps2127.txt 15 Jan 08 17:47:32 Tuesday elapsed time 00:10:05 1767317 unique returns and 0 duplicate returns | Rectangular area = 0.876 km2 Data area = 0.874 km2 *percent double coverage = 99.910 **low-curvature dc area = 0.010 km2 | details return classification P1 = 23.7 cm, P2 = 186.3 cm | 
| 1st-return consistency 1st-return RMSE, low-curvature areas = 1.117 95p = 1.988, 98p = 2.171, 99.5p = 2.466  consistency legend | Ground-return consistency BE RMSE = 2.181 95p = 4.024, 98p = 5.769, 99.5p = 9.453   | 1st-return density  ground-return density  density legend ratio ground returns to 1st returns  ratio legend |