**Table 1:** Observing log for the M 4 campaign in 2001.
	Number of images			Date of observation
Observatory	B	V	R	Start	End
SSO	0	548	735	May 1	June 10
CTIO	143	274	446	June 1	June 6
La Silla	847	1358	1809	April 13	June 30

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