Leica iCON robot 60 User Manual page 63

Projection distor-
tion D
3
Atmospheric correc-
tions °C
Atmospheric correc-
tion °F
iCON robot 60/iCON builder 60, Technical Data
The magnitude of the projection distortion is in accordance with the projection system
used in a particular country, for which official tables are generally available. The
following formula is valid for cylindrical projections such as that of Gauss-Krüger:
2
X
ΔD
6
=
· 10
3
2
2R
TS_107
In countries where the scale factor is not unity, this formula cannot be directly applied.
Atmospheric corrections in ppm with temperature [°C], air pressure [mb] and height
[m] at 60 % relative humidity.
550 mb 600 650
50°C
40°C
30°C
20°C
10°C
0°C
-10°C
-20°C
550 mb 600 650
5000 m 4500 4000 3500
TS_108
Atmospheric corrections in ppm with temperature [°F], air pressure [inch Hg] and
height [ft] at 60 % relative humidity.
16 17 18 19 20 21
130°F
120°F
110°F
100°F
90°F
80°F
70°F
60°F
50°F
40°F
30°F
20°F
10°F
0°F
-10°F
-20°F
16 17 18 19 20 21
[ ft ]
TS_109
D
Projection distortion [ppm]
3
X Easting, distance from projection zero line with the
scale factor 1 [km]
R 6.378 * 10
700 750 800 850
700 750 800 850
3000 2500 2000 1500 1000
22 23 24 25 26 27 28
22 23 24 25 26 27 28
6
m
900 950 1000 1050 mb
50°C
40°C
30°C
20°C
10°C
0°C
-10°C
-20°C
900 950 1000 1050 mb
500 0 m
29 30 31 32 inch Hg
130°F
120°F
110°F
100°F
90°F
80°F
70°F
60°F
50°F
40°F
30°F
20°F
10°F
0°F
-10°F
-20°F
29 30 31 32 inch Hg
63