Table 1.

Celesteion: major CT technical characteristics

Scan mode	Helical, conventional, dynamic, scanogram
Aperture (cm)	90
Maximum scan field of view (cm)	70
No. of slices per rotation	1–16
Nominal slice width (mm)	0.5, 1, 2, 3, 4, 6, 8
Tube voltage (kV)	80, 100, 120, 135
Tube current (mA)	10–600 in 10-mA increments
Detector material	Solid state
No. of elements along Z-axis	16
No. of detectors per row	994
Total effective length of detector array at isocenter (mm)	32
Variable scan speed (s)	0.5–1.5
Helical pitch	Detailed (11) Standard (15) Fast (23)
Max coverage (s/m)	10.9 (2 mm × 16 rows, HP:Fast, 0.5 s/rot.)
Maximum continuous scan time (s)	100
Helical interpolation algorithms available	MUSCOT and TCOT+ (helical)
Heat capacity (MHU)	7.5
Maximum power (kW)	72