Parameters of the Accelerator
 

		Low emittance	High emittance
Energy		1.0	1.0	1.6
Circumference		249.385	249.385	249.385
Number of straight section		29m X 2  ２m X 2 5.3m X 4 2.3m X 4	29m X 2  ２m X 2 5.3m X 4 2.3m X 4	29m X 2  ２m X 2 5.3m X 4 2.3m X 4
Emittance		0.76311	2.19640	5.62278
Energy Spread		4.88357E-04	4.88377E-04	7.81417E-04
Momentum Compaction Factor		5.1203E-04	1.0388E-03	1.0390E-03
Betatron Tune
horizontal		19.4	14.26	14.26
vertical		8.71	12.19	12.19
Chromaticity
horizontal		-37.1074	-39.5250	-39.5250
vertical		-39.2350	-21.3081	-21.3081
Coupling		10	1	1
BeamSsize and Angular Spread
At the Center of 29m Main Long Straight Section
horizontal		117.0/5.9	211.9/10.3	339.1/16.5
vertical		31.4/2.2	18.3/1.2	29.4/1.9
At the Center of Bending Magnets
horizontal		13.4/60.4	37.3/69.0	59.6/110.3
vertical		11.0/6.2	12.8/1.7	20.5/2.7
Parameters of Bending Magnets
Magnetic Field		1.092	1.092	1.747
Curvature Radius		3.056	3.056	3.056
Critical Photon Energy		726	726	2973
Energy Loss / 1turn		29.3306	29.3306	192.2207
Radiation Damping Time
horizontal		56.4430	56.4430	13.7804
vertical		56.7234	56.7234	13.8488
longitudinal		28.4330	28.4330	6.9423
Revolution Frequency		1.2021270	1.2021270	1.2021271
RF Frequency		500.084832	500.0848732	500.084874
Harmonic Number		416	416	416
RF Voltage		0.7	0.7	1.4
Synchrotron Tune		0.0048693	0.0069356	0.0077216
Bunch Length		2.03799811	2.90260542	4.17205957
RF Bucker Hight		.0442297	.0310521	.0319839

Updated on Thursday,7,September,2000