Technical Diagnosis on Elite Female Discus Athletes Based on Grey Relational Analysis

Table 2

Reference and comparison of sequence raw data.

Serial number	1	2	3	4	5	6	7	8	9	10
The competition result is X0 (m)	62.6	64.26	64.46	65.42	63.4	64.55	62.22	62.44	62.66	61.88
Discus hand speed X1 (m/s)	24.36	24.71	25.02	24.65	24.58	25.82	23.42	24.47	24.08	24.82
Discus release angle X2 (°)	39.22	38.88	38.11	37.04	38.99	39.74	38.39	35.92	38.32	34.57
Left foot off the ground, shoulder and arm overpass angle X3 (°)	0.24	2.21	4.05	4.77	16.03	16.13	24.76	4.72	4.19	8.39
Right foot touching the ground trunk angle X4 (°)	42.06	42.87	41.4	38.53	31.71	33.32	39.16	37.84	37.88	39.86
The second support stage time is X5 (s)	0.18	0.2	0.16	0.16	0.17	0.18	0.17	0.15	0.16	0.14
Discus movement distance X6/m in double support stage	2.04	1.88	1.87	1.92	1.87	1.86	1.32	1.24	1.44	1.45
Double support body center of mass movement distance X7 (m)	0.32	0.31	0.35	0.32	0.26	0.25	0.25	0.24	0.26	0.28