Table 2: List of blueshift events (BSE) observed in AR 8210 from MCCD H $\alpha$ observations. The flare locations (A, B and F) are described in Fig. 5.
BSE Start Maximum End Loc. Comments

1 17:07:27 17:09:02 17:10:53 A before event (1)

2 17:18:46 17:19:48 17:21:54 " before event (1)

3 17:35:54 17:38:32 17:40:54 " decay phase of C 2.1 at 17:31

4 17:44:04 17:46:58 17:49:20 " decay phase of C 2.1 at 17:38

5 17:49:20 17:53:49 17:56:43 B impulsive phase of B9.5

6 19:30:10 19:33:51 19:37:32 "

7 20:11:18 20:16:50 20:17:50 " decay phase of C 2.1 at 20:10

8 $\sim$ 20:28 $\sim$ 20:38 F C 2.8 flare

**Table 2:** List of blueshift events (BSE) observed in AR 8210 from MCCD H $\alpha$ observations. The flare locations (A, B and F) are described in Fig. 5.
BSE	Start	Maximum	End	Loc.	Comments
1	17:07:27	17:09:02	17:10:53	A	before event (1)
2	17:18:46	17:19:48	17:21:54	"	before event (1)
3	17:35:54	17:38:32	17:40:54	"	decay phase of C 2.1 at 17:31
4	17:44:04	17:46:58	17:49:20	"	decay phase of C 2.1 at 17:38
5	17:49:20	17:53:49	17:56:43	B	impulsive phase of B9.5
6	19:30:10	19:33:51	19:37:32	"
7	20:11:18	20:16:50	20:17:50	"	decay phase of C 2.1 at 20:10
8	$\sim$ 20:28		$\sim$ 20:38	F	C 2.8 flare

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