#filename:	HETGbasic.rdb
#memo:	http://space.mit.edu/HETG/hess/basic.html
#
# This file is used to store/transfer HETG Calibration data.
#
#--------------------------------
# History information:
# created 8/4/97 dd
# 8/5/97 dd vignetting values updated based on frame dimensions
#--------------------------------
#
#.........Column definitions.....
# This rdb file lists several one-number
# products.  The rdb columns are therefore
# generic and self explanatory.
#
#.........Name definitions.......
# HETGrd      Design/built Rowland Diameter of HETG
# HETGrad1    Effective ring radius of HETG shell 1 gratings
# HETGrad3    Effective ring radius of HETG shell 3 gratings
# HETGrad4    Effective ring radius of HETG shell 4 gratings
# HETGrad6    Effective ring radius of HETG shell 6 gratings
# HETGvign1   HETG shell 1 vignetting factor
# HETGvign3   HETG shell 3 vignetting factor
# HETGvign4   HETG shell 4 vignetting factor
# HETGvign6   HETG shell 6 vignetting factor
#................................
#
name	value	error	unit
S	N	N	S
HETGrd	8633.69	0.1	mm
HETGrad1	521.66	0.1	mm
HETGrad3	419.90	0.1	mm
HETGrad4	370.66	0.1	mm
HETGrad6	275.44	0.1	mm
HETGvign1	0.937	0.01	none
HETGvign3	0.940	0.01	none
HETGvign4	0.931	0.01	none
HETGvign6	0.936	0.01	none