The most recent inverted calibration matrix, taken at 02-May-03 18:25:00, plotted as diamonds, is:

1.0	0.0	0.0	0.0
0.000401000	-0.501000	-0.0423100	-0.00668000
0.000139600	0.0431300	-0.501700	-0.00153100
0.00139200	-0.000361100	0.00110700	-0.328800

The median inverted calibration matrix for the interval is:

1.0	0.0	0.0	0.0
0.000127700	-0.529600	-0.0599800	-0.00543200
3.95200e-05	0.0602500	-0.529900	-0.00148400
0.00130200	-0.000442700	0.000333100	-0.342400

The coding of the matrix elements on the plot is:

1.0		0.0		0.0		0.0
IQ		Q		UQ		VQ
IU		QU		U		VU
IV		QV		UV		V