TABLE 1
SUMMARY OF OBSERVATIONS

Code Number	Date (yyyy/mm)	CCD Detector	Number of Echelle Orders	if	Dispersion Range (Å pixel-1)
1...	1994/12	T1KA (1024×1024)	34	38759400	0.1230.296
2...	1994/05	T1KA (1024×1024)	33	38759000	0.1240.284
3...	1993/12	T1KA (1024×1024)	34	38759400	0.1210.288
4...	1992/11	T2KB (2048×2048)	36	37009050	0.1130.276
5...	1991/09	TI3 (800×800)	34	38108950	0.0770.180
6...	1991/05	TEK2 (512×512)	32	39508975	0.1520.310
7...	1990/10	RCA1 (512×512)	40	369010700	0.1300.378
8...	1989/12	TI2 (800×800)	15	72509000	0.1300.158
9...	1989/04	RCA3 (512×512)	34	38909350	0.1510.359
10...	1988/09	RCA3 (512×512)	33	38808950	0.1500.344
11...	1987/03	RCA1 (512×512)	33	38808950	0.1510.346