**Table 1:** Journal of the observations.
		Total exp. time^a
Filter	Date (UT)	(No of frames^b)
H $\alpha +[$ N II]	31/07/03	2400 NE (1)
H $\alpha +[$ N II]	31/07/03	4800 SE (2)
H $\alpha +[$ N II]	01/08/03	4800 SW (2)
H $\alpha +[$ N II]	01/08/03	4800 NW (2)
H $\alpha +[$ N II]	02/08/03	4800 NE (2)
[S II]	31/07/03	4800 NE (2)
[S II]	31/07/03	4800 SE (2)
[S II]	01/08/03	4800 SW (2)
[S II]	01/08/03	4800 NW (2)
[S II]	02/08/03	4800 SE (2)
[S II]	02/08/03	2400 NE (1)
Cont red	31/07-02/08/03	4320 (18)

^a Total exposure times in s. ^b Number of individual frames.

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